https://bwa.co.za/the-borehole-water-journal daily 0.75 2025-04-28 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1534164781866-Q731G2IFEJDG4HOWOLI2/shutterstock_5841544.jpg Borehole Water Journal Online https://bwa.co.za/the-borehole-water-journal/2025/4/28/understanding-climate-change-a-water-perspective monthly 0.5 2025-05-20 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/a0e6ce0d-8559-465a-b725-faa9d5c6af17/F1000017.JPG Borehole Water Journal Online - Understanding climate change – a water perspective - Make it stand out Water and climate change are inextricably linked, and it is critical to appreciate that water is at the centre of how the planet is being impacted https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/b44fd529-8ce4-4a70-ba99-d2f796443d95/2023_12_04+SRK+KloofJHD_9284.jpg Borehole Water Journal Online - Understanding climate change – a water perspective - Make it stand out Fiona Sutton, a principal consultant at SRK Consulting South Africa https://bwa.co.za/the-borehole-water-journal/2023/5/9/groundwater-news-roundup-jan-apr-2023 monthly 0.5 2025-05-20 https://bwa.co.za/the-borehole-water-journal/2025/4/1/borehole-water-association-sets-record-straight-amid-gautrain-drilling-saga monthly 0.5 2025-04-07 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/986cf5b2-f547-45cf-b49f-8648381c5c8a/Borehole+drilling+2.jpg Borehole Water Journal Online - Borehole Water Association sets record straight amid Gautrain drilling saga - Make it stand out drilling in a domestic environment https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/992d9f05-811b-440d-a7d9-5febc02ca00b/Albertus+Lombaard%2C+Borehole+Water+Association+of+Southern+Africa+Drilling+Division+Technical+Advisor.JPG Borehole Water Journal Online - Borehole Water Association sets record straight amid Gautrain drilling saga - Make it stand out Albertus Lombaard, technical advisor, BWA Drilling Division https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/21ece6cb-afe5-4019-8b62-a974629f2289/Borehole+drilling+1.jpg Borehole Water Journal Online - Borehole Water Association sets record straight amid Gautrain drilling saga - Make it stand out geological strata samples taken during the drilling operation https://bwa.co.za/the-borehole-water-journal/2025/4/2/why-is-my-water-meter-is-running-backwards monthly 0.5 2025-05-20 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/b58b5725-cfea-477b-9c37-f70a7655eb97/Water+meter.jpg Borehole Water Journal Online - Why is my water meter is running backwards? - Make it stand out An example of a MuniciPal water meter https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/e1933a24-8e0b-4320-9bb8-76d207795101/Socla+backflow+preventer+valve.png Borehole Water Journal Online - Why is my water meter is running backwards? - Make it stand out Figure 1: Type BA & type BM backflow preventer valves (Courtesy of SOCLA valves) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/7f9822a0-dcd4-414b-ad21-81b9e255375b/Tank+%2B+Pressure+Pump.png Borehole Water Journal Online - Why is my water meter is running backwards? - Make it stand out Figure 2: Using a storage tank and booster pump set https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/7b32f6e2-b065-45ba-a58b-58ac6229cc67/Backflow+prevention.png Borehole Water Journal Online - Why is my water meter is running backwards? - Make it stand out Figure 3: Alternative solution https://bwa.co.za/the-borehole-water-journal/2018/11/19/sans-10299-development-maintenance-and-management-of-groundwater-resources-69jcn-tzalh-5lwty monthly 0.5 2025-12-03 https://bwa.co.za/the-borehole-water-journal/2024/3/11/skills-and-expertise-exist-to-solve-water-challenges-concrete-experts-told monthly 0.5 2024-03-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/bdb0323f-f06f-49df-a8d3-9310126de961/Image_4.JPG Borehole Water Journal Online - Skills and expertise exist to solve water challenges, concrete experts told - Make it stand out Dr Anthony Turton, a renowned scientist specialising in water-resource management. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/2b8b6fe1-d16d-4fc5-a652-5746298aee0b/Image_1.jpg Borehole Water Journal Online - Skills and expertise exist to solve water challenges, concrete experts told - Make it stand out Water recovery, including desalination; reuse; and recycling have the potential to make a large and lasting impact. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/a0d99263-e3f2-4770-a7aa-437e5ef0420e/Image_2.jpg Borehole Water Journal Online - Skills and expertise exist to solve water challenges, concrete experts told - Make it stand out Water should be managed as an infinitely renewable resource that it is. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/be5637f5-5f03-4804-83ed-8822b7dec60d/Image_3.jpg Borehole Water Journal Online - Skills and expertise exist to solve water challenges, concrete experts told - Make it stand out South Africa needs a dual stream reticulation economy in which water of different prices is used for various productive applications. https://bwa.co.za/the-borehole-water-journal/2024/3/11/six-flexiroc-d65-surface-drill-rigs-from-epiroc-for-qkr-navachab-in-namibia monthly 0.5 2024-03-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/107efddb-e4dd-4d00-ae4d-fa07e213f9eb/FlexiROC+D65+surface+drill+rig+from+Epiroc.jpg Borehole Water Journal Online - Six FlexiROC D65 surface drill rigs from Epiroc for QKR Navachab in Namibia - Make it stand out FlexiROC D65 surface drill rig https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/dc0c0b94-227b-444e-ba39-fbde9bbeba6d/FL_Riaan+Rust%2C+Marcus+Carlson%2C+Dewald+Louwrens%2C+George+Botshiwe%2C+Helena+Hedblom%2C+Ingo+Schneider.jpg Borehole Water Journal Online - Six FlexiROC D65 surface drill rigs from Epiroc for QKR Navachab in Namibia - Make it stand out From left to right: Riaan Rust, Country Manager Epiroc Namibia, Marcus Carlson, Regional General Manager, Epiroc Southern Africa, Dewald Louwrens, Manager: Projects & Maintenance at QKR Navachab Gold Mine, George Botshiwe, Managing Director at QKR Namibia Navachab Gold Mine, Helena Hedblom, President/CEO Epiroc and Ingo Schneider, Chief Financial Officer at QKR Namibia Navachab Gold Mine https://bwa.co.za/the-borehole-water-journal/2024/3/12/reducing-stormwater-impacts-in-renewable-energy-schemes monthly 0.5 2024-03-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/9e9e1e8e-2d5c-4ecb-a60b-c6342ceeef35/Jennifer+Meneghelli+-+Senior+civil+engineer+at+SRK+Consulting.jpg Borehole Water Journal Online - Reducing stormwater impacts in renewable energy schemes - Make it stand out Jennifer Meneghelli, senior civil engineer at SRK Consulting https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/430ce454-b478-438b-827d-26d26a60dc6e/Solar+panels+create+a+large+impervious+surface+area+that+channels+stormwater+in+a+new+way.jpg Borehole Water Journal Online - Reducing stormwater impacts in renewable energy schemes - Make it stand out Solar panels create a large impervious surface area that channels stormwater in a new way https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/e95517b1-ebe4-4a27-941b-243d003ed6eb/Sidebar+1.png Borehole Water Journal Online - Reducing stormwater impacts in renewable energy schemes - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/a9c18777-aa39-468a-bec1-8b1068901e16/Sidebar+2.png Borehole Water Journal Online - Reducing stormwater impacts in renewable energy schemes - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://bwa.co.za/the-borehole-water-journal/2024/3/12/water-and-environmental-technology-unit-bolsters-srk-capacity-for-water-innovation monthly 0.5 2024-03-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/bab36873-bab1-4abd-90e1-c546c2247efe/Picture+2.png Borehole Water Journal Online - Water and Environmental Technology unit bolsters SRK capacity for water innovation - Make it stand out Water supply has become a critical issue in Southern Africa. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/31b3d507-ba4c-4fc3-8e23-fdf9d29eb119/Picture+1.png Borehole Water Journal Online - Water and Environmental Technology unit bolsters SRK capacity for water innovation - Make it stand out Many clients are becoming more proactive about their water management strategies. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1710248340639-TL12E9IEO9IUEVZ7RB1L/Picture+3.png Borehole Water Journal Online - Water and Environmental Technology unit bolsters SRK capacity for water innovation https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1710248340818-GDKBXYFLPRYX5HLPZGJE/Picture+4.png Borehole Water Journal Online - Water and Environmental Technology unit bolsters SRK capacity for water innovation https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1710248342591-A9A58O6LO6ZG7YGW0Q8U/Picture+7.png Borehole Water Journal Online - Water and Environmental Technology unit bolsters SRK capacity for water innovation https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1710248343129-EJGSJN1JUXZ8RHBSOUFH/Picture+5.png Borehole Water Journal Online - Water and Environmental Technology unit bolsters SRK capacity for water innovation https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1710248344265-R9VM8BF74XP80T8C8FHF/Picture+8.png Borehole Water Journal Online - Water and Environmental Technology unit bolsters SRK capacity for water innovation https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1710248345285-ZU4YZT5SVLUVEGF4XHJS/Picture+6.png Borehole Water Journal Online - Water and Environmental Technology unit bolsters SRK capacity for water innovation https://bwa.co.za/the-borehole-water-journal/2024/3/12/using-borehole-water-to monthly 0.5 2024-03-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/cc012ab6-1868-4506-8bde-0ccd3eee35f2/b77774bb-4fc1-4032-b67c-746bc1b6248e.jpg Borehole Water Journal Online - Using borehole water in a domestic pressure system - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/bc882112-3977-4d6b-b406-c6966aa53fb3/Rust.png Borehole Water Journal Online - Using borehole water in a domestic pressure system - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/9009f7c2-576b-4908-b5c2-28f908c60da4/Hydrostat1.png Borehole Water Journal Online - Using borehole water in a domestic pressure system - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://bwa.co.za/the-borehole-water-journal/2017/7/24/is-all-groundwater-safe-enough-to-drink-r777z monthly 0.5 2023-10-03 https://bwa.co.za/the-borehole-water-journal/2023/9/19/water-and-environmental-technology-unit-bolsters-srk-capacity-for-water-innovation monthly 0.5 2023-10-03 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/8fbfedbb-d7d4-4ece-a3d2-63dad8340a63/Screenshot+2023-09-19+at+12.10.57.png Borehole Water Journal Online - Water and Environmental Technology unit bolsters SRK capacity for water innovation - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/334f6f1a-0108-4f23-a4e6-2016084d7094/Screenshot+2023-09-19+at+12.11.57.png Borehole Water Journal Online - Water and Environmental Technology unit bolsters SRK capacity for water innovation - Make it stand out Manda Hinsch, partner and principal scientist at SRK Consulting https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/85d1ffc2-ee02-4d69-9fb8-68476de26ba6/Screenshot+2023-09-19+at+12.12.09.png Borehole Water Journal Online - Water and Environmental Technology unit bolsters SRK capacity for water innovation - Make it stand out James Lake, WET SBU partner and principal scientist at SRK Consulting https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/99f17c22-5d94-41d5-b60a-5a9b42fbf2f3/Screenshot+2023-09-19+at+12.10.19.png Borehole Water Journal Online - Water and Environmental Technology unit bolsters SRK capacity for water innovation - Make it stand out Water supply has become a critical issue in Southern Africa. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/34da0b30-03e5-41ed-8d72-c5d817df677c/Screenshot+2023-09-19+at+12.11.40.png Borehole Water Journal Online - Water and Environmental Technology unit bolsters SRK capacity for water innovation - Make it stand out Laetitia Coetser, principal scientist at SRK Consulting https://bwa.co.za/the-borehole-water-journal/2023/9/18/design-and-ownership-of-managed-aquifer-recharge-mar-aquifer-storage-recoveryasr-wells monthly 0.5 2023-10-03 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/58875703-5a71-468d-8cad-ae412a902510/Double+Surge+Block.png Borehole Water Journal Online - Design and Ownership of Managed Aquifer Recharge (MAR)/ Aquifer Storage Recovery (ASR) Wells - Make it stand out Double surge block / airlift development tooL https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/b97383ee-1703-44f0-baec-4d0fdbf7aeed/ut+24in+well+%2881%29+%28002%29.JPG Borehole Water Journal Online - Design and Ownership of Managed Aquifer Recharge (MAR)/ Aquifer Storage Recovery (ASR) Wells - Make it stand out Completion of 600 metre deep well using 24-in Super Vee screen https://bwa.co.za/the-borehole-water-journal/2022/3/7/system-head-curves-the-forgotten-asset monthly 0.5 2023-06-01 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/331a51a4-7056-4b92-b13d-d1966df90954/questions-g18833f287_1280.png Borehole Water Journal Online - System Head Curves: The Forgotten Asset - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/33f8d484-bf65-4d8a-8cc9-0d6efc0a5c3b/SAICCOR+Intake+syst+curve.png Borehole Water Journal Online - System Head Curves: The Forgotten Asset - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://bwa.co.za/the-borehole-water-journal/2023/5/4/contribution-of-hydrogeology monthly 0.5 2023-06-02 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/65fa8dab-52fc-4b69-886e-df004dea9b6b/Total+Groundwater+Use.png Borehole Water Journal Online - Contribution of hydrogeology to solving community water supply problems in South Africa - Make it stand out Figure 1: Total groundwater use in South Africa is dominated by the agricultural sector. https://bwa.co.za/the-borehole-water-journal/2023/6/2/new-water-policy-calls-for-all-hands-on-deck monthly 0.5 2023-06-05 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/9d38fcb2-dd1f-42c6-bdf3-f56f884ef7ef/Lindsay+Shand%2C+associate+partner+and+principal+environmental+geologist+at+SRK+Consulting.jpg Borehole Water Journal Online - New water policy calls for all hands on deck - Make it stand out Lindsay Shand, associate partner and principal environmental geologist at SRK Consulting https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/d236f78e-2b19-4cf2-9d0f-43acc7d7c358/Water+must+be+retained+in+the+river+systems+to+dilute+polluted+streams+to+acceptable+standards.jpg Borehole Water Journal Online - New water policy calls for all hands on deck - Make it stand out Water must be retained in the river systems to dilute polluted streams to acceptable standards https://bwa.co.za/the-borehole-water-journal/2023/5/7/dedication-to-water-science monthly 0.5 2023-06-01 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/ad27f111-c722-4c74-a755-6d82281a6b87/Prof+Abiye.png Borehole Water Journal Online - Dedication to water science - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://bwa.co.za/the-borehole-water-journal/2023/5/8/new-md-for-srk-consulting-sa monthly 0.5 2023-06-05 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/7ef592d4-4bdd-4e4e-96fe-7e2a1f0a809f/Andrew+Van+Zyl+18.JPG Borehole Water Journal Online - New MD for SRK Consulting (SA) - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://bwa.co.za/the-borehole-water-journal/2017/1/18/borehole-pump-installation-practice-fh3ad monthly 0.5 2022-12-03 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1484723995369-7UYU4J2EJNG2FMDYZWYU/image-asset.jpeg Borehole Water Journal Online - Preventing submersible motor overheating 75kW submersible turbine https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1484724060564-R0NCU26KBAGZKNPV7C02/image-asset.jpeg Borehole Water Journal Online - Preventing submersible motor overheating 1300kW 6,6kV mine dewatering turbine https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1484724224526-75K0U2HH5S1AXTIJS2Y6/image-asset.png Borehole Water Journal Online - Preventing submersible motor overheating Right and wrong in motor cooling https://bwa.co.za/the-borehole-water-journal/2019/8/25/why-did-my-pump-stop-delivering-water-keeyx monthly 0.5 2022-12-02 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566736018144-S71OJHGY7VX9CXJRHAKV/BLAC+BOCS+data.jpg Borehole Water Journal Online - Why did my pump stop delivering water? https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566734093163-XOK0JZUNRD6P8M6P8MUW/P1060605.JPG Borehole Water Journal Online - Why did my pump stop delivering water? Pump failure due to cavitation caused by NPSHr > NPSHa https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566734387649-6UH2PTK7GEEA20S7IZXY/DSC_4174.JPG Borehole Water Journal Online - Why did my pump stop delivering water? Reverse side of the same impeller. Vanes are Not damaged https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566735430615-G0O7S9TH7W5RSFIW87I9/Cavitation+damage.jpg Borehole Water Journal Online - Why did my pump stop delivering water? https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566735558263-HQ26VPNWHTWI5Q4ZK5N3/DSC_4175.JPG Borehole Water Journal Online - Why did my pump stop delivering water? https://bwa.co.za/the-borehole-water-journal/2018/11/22/frequently-asked-questions-answered-by-dws-nsked monthly 0.5 2022-12-02 https://bwa.co.za/the-borehole-water-journal/2022/9/21/ritchie-morris-recognized-by-the-international-association-of-hydrogeologists monthly 0.5 2022-10-08 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/28a827f4-9f0a-4c4e-b69a-b66cb66fb942/Ritchie+Morris+portrait+pic+%281+of+2%29.jpg Borehole Water Journal Online - Ritchie Morris recognized by the International Association of Hydrogeologists - Make it stand out Ritchie Morris of Morris Environmental & Groundwater Alliances https://bwa.co.za/the-borehole-water-journal/2016/5/3/lightning-the-not-so-silent-borehole-pump-killer-xaf9d monthly 0.5 2022-10-08 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462268800428-YWMNYAZWKCYU2FYQN6HQ/Surge+strike+lines.jpeg Borehole Water Journal Online - Lightning: the not-so-silent borehole pump killer Figure 1: Concentric lines of magnetic force resulting from a lightning strike. (Surge Technologies, Johannesburg) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462268900267-TOFICAFIYH1JXMB9QDNJ/image-asset.png Borehole Water Journal Online - Lightning: the not-so-silent borehole pump killer Figure 2: Spikes, swells and sags that arrive in your electrical system. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462268948796-I1BYEC58LSPCYHBW1USF/image-asset.jpeg Borehole Water Journal Online - Lightning: the not-so-silent borehole pump killer Figure 3: This could, quite possibly, be the end result. This one killed 6 control boxes and pump motors, a large transformer and many metres of cable. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462354857869-9T8SOGJTL8Q49P5WBIBF/image-asset.jpeg Borehole Water Journal Online - Lightning: the not-so-silent borehole pump killer Figure 4: Medium voltage arrestor failure, transformer primary side https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462354907562-ED5DV9QMFB6UKSNNCKSF/image-asset.jpeg Borehole Water Journal Online - Lightning: the not-so-silent borehole pump killer Figure 5: Two halves of an arrestor blown apart on the secondary side of the same transformer. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462355454043-UC8V3RWR8N330NCNSZAK/image-asset.jpeg Borehole Water Journal Online - Lightning: the not-so-silent borehole pump killer Figure 6: Good quality arrestors being fitted to a control panel. Note the green condition indicators next to the electrician’s thumb. https://bwa.co.za/the-borehole-water-journal/2022/9/21/groundwater-and-a-devasting-fire-burnt-plantations-an-ailing-wetland-a-case-study-of-application-of-good-science-and-sound-management monthly 0.5 2022-10-08 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/6057c7cb-4d4b-4c47-a42e-8a6eb1622400/Photo+2017-08-29%2C+4+45+24+PM.jpg Borehole Water Journal Online - Groundwater and a devastating fire, burnt plantations, an ailing wetland – a case study of application of good science and sound management - Make it stand out The first salvaged timber arrived in August 2017 and the wet-deck would grow to 3 km at its peak. The stack was 4.5 m high and 24 m wide. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/e640d4a6-8c88-4129-b211-e36ad43582f5/Casing+installation.jpg Borehole Water Journal Online - Groundwater and a devastating fire, burnt plantations, an ailing wetland – a case study of application of good science and sound management - Make it stand out The drilling crew installing the PVC screen and casing in borehole RV8, drilled to a depth of 108 m into the Table Mountain Group aquifer. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/bc413f3b-7923-4626-9aeb-fd113804c197/Blow+out+yield+at+RV4+-+6.jpg Borehole Water Journal Online - Groundwater and a devastating fire, burnt plantations, an ailing wetland – a case study of application of good science and sound management - Make it stand out The drilling of 8 production boreholes was completed by September 2017, ensuring that the wet-deck operation could begin when the first timber arrived. Two drilling rigs were used – a small reverse-circulation mud rotary rig to drill into the shallow primary aquifer and a larger rotary percussion rig to drill down into the TMG aquifer. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/d8a7ddc4-5d58-40f3-ba43-2f5696b706df/Yield+testing.jpg Borehole Water Journal Online - Groundwater and a devastating fire, burnt plantations, an ailing wetland – a case study of application of good science and sound management - Make it stand out Discharge during the testing of borehole RV8, with recently burnt young pine trees in the background https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/de288130-d7b4-4987-a3ca-64923ccd1ff0/Relation+between.gif Borehole Water Journal Online - Groundwater and a devastating fire, burnt plantations, an ailing wetland – a case study of application of good science and sound management - Make it stand out Relation between the water level in Groenvlei and that monitored in borehole RV 12 located 250 m north of the wetland, but 650 m south of the nearest production borehole. Total abstraction from the Fairview Wellfield is also shown. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/a9d573e0-49e8-4413-89de-35d96e571fa9/A+plot+of.png Borehole Water Journal Online - Groundwater and a devastating fire, burnt plantations, an ailing wetland – a case study of application of good science and sound management - Make it stand out A plot of the cumulative departure of rainfall from mean comparted to the water level in Groenvlei and borehole RV12. Wetter conditions are experienced when the red line is above 0 (on the right-hand axis). Drought is apparent as of October 2015, coinciding with the declining water levels. https://bwa.co.za/the-borehole-water-journal/2022/9/21/pressure-considerations-for-reservoir-inlet-control-valves monthly 0.5 2022-10-08 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/8e31277e-3834-423d-a9b9-e3d5863e1087/Valve+1.png Borehole Water Journal Online - Pressure considerations for reservoir inlet control valves - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/16e634ad-1442-4d19-8fb3-040f581f59f8/Valve+2.png Borehole Water Journal Online - Pressure considerations for reservoir inlet control valves - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://bwa.co.za/the-borehole-water-journal/2022/7/4/getting-the-best-out-of-your-borehole-pump-a-real-world-case-in-point monthly 0.5 2022-07-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/d58c4f68-b098-42a4-8bfc-e5dccd48295e/BH+construction+%2B+pump+setting.png Borehole Water Journal Online - Getting the best out of your borehole pump : A real-world case - Make it stand out Figure 1: Details of the pump setting and borehole construction https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/0347fe29-df4e-4ce2-9da7-ccf1fa78732d/Instability.png Borehole Water Journal Online - Getting the best out of your borehole pump : A real-world case - Make it stand out Figure 2 Two incidents of instability during change over from drawdown to level maintenance https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/8e8959f3-4d9a-412d-9469-e5aea216d5cc/30m3%3Ahr+minimum+commissioning+table+.png Borehole Water Journal Online - Getting the best out of your borehole pump : A real-world case - Make it stand out Figure 3 Data showing relationship between pump speed and flow rates during drawdown https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/722e7df8-2f45-469c-963a-4630a2da0510/System+performance+graph.png Borehole Water Journal Online - Getting the best out of your borehole pump : A real-world case - Make it stand out Figure 4 Current operating cycle https://bwa.co.za/the-borehole-water-journal/2022/4/26/rehabilitation-of-the-ertjieskloof-dam monthly 0.5 2022-06-27 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/21c4bbd8-5721-40cd-9993-4369e8cc6eb9/Dam+Picture1.jpg Borehole Water Journal Online - Rehabilitation of the Ertjieskloof dam - Make it stand out The Ertjieskloof dam after rehabilitation (Photo courtesy of the author) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/0e606f1d-098a-4d6e-9d50-7412cfb64f47/Dam+Picture2.jpg Borehole Water Journal Online - Rehabilitation of the Ertjieskloof dam - Make it stand out Surrounding scenery (Photo courtesy of the author) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/d83d6ee3-25fa-4748-a8fe-28fb33895f4e/Dam+Picture3.jpg Borehole Water Journal Online - Rehabilitation of the Ertjieskloof dam - Make it stand out The dam wall (Photo courtesy of the author) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/0b0902d8-155c-44fd-b638-e55a362469dd/Dam+Picture4.jpg Borehole Water Journal Online - Rehabilitation of the Ertjieskloof dam - Make it stand out Seepage into Ertjieskloof from the nameless watercourse https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/8ab53b41-1bb5-49b5-9ac3-0f37f8c21e42/Dam+Picture5.jpg Borehole Water Journal Online - Rehabilitation of the Ertjieskloof dam - Make it stand out The Ertjieskloof dam prior to rehabilitation. (Photo courtesy of Stellenbosch University) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/40362f14-e21a-4488-ae29-d8f1a555f865/Dam+Picture8.jpg Borehole Water Journal Online - Rehabilitation of the Ertjieskloof dam - Make it stand out The upgrade included the construction of gabion steps to facilitate easier access to the water (Photo courtesy of Johan de Beer) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/27258058-fe36-42eb-a60b-cfa4a37841b0/Dam+Picture6.jpg Borehole Water Journal Online - Rehabilitation of the Ertjieskloof dam - Make it stand out Drainage of groundwater from underneath the dam (Photo courtesy of the author) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/ddbd3901-5ac1-4d9e-8edd-a7dc32aa0b77/Dam+Picture7.jpg Borehole Water Journal Online - Rehabilitation of the Ertjieskloof dam - Make it stand out Depth recorders in respect of the dam outlet (Photo courtesy of the author) https://bwa.co.za/the-borehole-water-journal/2022/6/27/publication-unearths-new-knowledge-for-improved-groundwater-management monthly 0.5 2022-06-27 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/e2717f5a-927d-4f83-98a5-562652431f2e/Vadose+Zone+.png Borehole Water Journal Online - Publication unearths new knowledge for improved groundwater management - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://bwa.co.za/the-borehole-water-journal/2022/6/27/heavy-rains-focus-more-attention-on-floodlines monthly 0.5 2022-06-27 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/73364c31-1938-4b0e-bb84-f911682bc862/Xanthe+Adams%2C+Principal+Engineer+at+SRK+Consulting.jpg Borehole Water Journal Online - Heavy rains focus more attention on floodlines - Make it stand out Xanthe Adams, principal engineer at SRK Consulting https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/9f45657b-2f36-4683-b729-dfd9c9db39bd/Flooding.JPG Borehole Water Journal Online - Heavy rains focus more attention on floodlines - Make it stand out Municipalities must upgrade culverts and drainage infrastructure whenever necessary (Image: SRK Consulting) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/24fef60a-4986-4a45-a57c-6610234412de/Floods-in-Tshwane-South-Africa-February-2022-City-of-Tshwane-1152x1536.jpeg Borehole Water Journal Online - Heavy rains focus more attention on floodlines - Make it stand out Urbanisation is a significant factor in increasing the size of floodplains and the velocity of floods (Image: City of Tshwane) https://bwa.co.za/the-borehole-water-journal/2022/6/27/sa-still-undervalues-its-water-but-our-youth-could-change-that monthly 0.5 2022-06-27 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/00327663-ab55-441a-a2d3-5b223350b575/Gert+Nel2.jpg Borehole Water Journal Online - SA still undervalues its water, but our youth could change that - Make it stand out SRK Consulting partner and principal hydrogeologist Gert Nel https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/ced08130-bea0-4dc5-ae8a-bbeeb147f9e4/liz-martin-9M8J7JvW_nc-unsplash.jpg Borehole Water Journal Online - SA still undervalues its water, but our youth could change that - Make it stand out Water is a basic human right and an interesting subject for learners in primary and secondary schools https://bwa.co.za/the-borehole-water-journal/2021/12/7/energy-cash-and-pumping-systems monthly 0.5 2022-03-09 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/51564de3-f188-48f5-95ad-aef151335e13/Energy+cash+and+pumping+systems.png Borehole Water Journal Online - Energy, Cash and Pumping Systems - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://bwa.co.za/the-borehole-water-journal/2022/3/8/merweville-a-drought-stricken-karoo-town-the-water-supply-turned-around-with-teamwork monthly 0.5 2022-06-27 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/691a03e4-f08b-4754-aac2-dc7a26934705/Screenshot+2022-03-08+at+08.23.23.png Borehole Water Journal Online - Merweville: a drought stricken Karoo Town – the water supply turned around with teamwork - Make it stand out Figure 1: An example of the Merweville’s charm https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1d5d4bda-0c6f-473e-9106-a38158d844b3/Screenshot+2022-03-08+at+08.23.36.png Borehole Water Journal Online - Merweville: a drought stricken Karoo Town – the water supply turned around with teamwork - Make it stand out Figure 2: An upgraded existing production borehole https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/44ff1eb9-a8a4-472c-82c1-6c8c0ff361df/Screenshot+2022-03-08+at+08.23.46.png Borehole Water Journal Online - Merweville: a drought stricken Karoo Town – the water supply turned around with teamwork - Make it stand out Figure 3: Solar supply to the boreholes and associated infrastructure https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/6bbdbdcd-acc0-461b-bf2c-40763f2c1d0f/Screenshot+2022-03-08+at+08.23.59.png Borehole Water Journal Online - Merweville: a drought stricken Karoo Town – the water supply turned around with teamwork - Make it stand out Figure 4: The recently completed second town reservoir https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/19c3e485-d584-404c-aebb-78082b253f94/Screenshot+2022-03-08+at+08.24.15.png Borehole Water Journal Online - Merweville: a drought stricken Karoo Town – the water supply turned around with teamwork - Make it stand out Figure 5: The Integ summary screen. A lot more data can be obtained by working through the selection menus https://bwa.co.za/the-borehole-water-journal/2022/3/8/zutari-partners-with-womeng-to-support-female-talent-in-engineering monthly 0.5 2025-04-02 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/bf8fb1ad-c6d9-4a3a-9c5b-9efc69adb15e/Zipporah+Maubane%2C+Chief+Marketing+and+Comm+Officer%2C+Zutari.JPG Borehole Water Journal Online - Zutari partners with WomEng to support female talent in engineering - Make it stand out Zipporah Maubane, Chief Marketing & Communication Officer https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/ec2af1eb-17d4-4449-a17f-faccea2ccc16/GirlEng+Technovation+Camp+%28high+school+programme%29.JPG Borehole Water Journal Online - Zutari partners with WomEng to support female talent in engineering - Make it stand out GIRLENG Technovation Programme (high school programme) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/50ee1a7b-e3dd-4a72-93d8-21ad3193a088/WomEng+Southern+Africa+Fellowship+%28university+programme%29_1.JPG Borehole Water Journal Online - Zutari partners with WomEng to support female talent in engineering - Make it stand out WomEng Southern Africa Fellowship (university programme) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/c55a1c9f-1fa9-40a7-abfd-e7d503d638bf/WomEng+Southern+Africa+Fellowship+%28university+programme%29_3.JPG Borehole Water Journal Online - Zutari partners with WomEng to support female talent in engineering - Make it stand out WomEng Southern Africa Fellowship (university programme) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/c5e9caa8-d1f6-4cea-965d-e2e8728d0ac8/Biance+Huysamen%2C+Asset+Management+Consultant+at+Zutari.jpg Borehole Water Journal Online - Zutari partners with WomEng to support female talent in engineering - Make it stand out Biance Huysamen, Asset Management Consultant https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/c842625c-cd75-4885-affb-70c090874157/Naadiya+Moosajee%2C+Co-Founder+of+WomEng.jpg Borehole Water Journal Online - Zutari partners with WomEng to support female talent in engineering - Make it stand out Naadiva Moosalee, WomEng Co-Founder https://bwa.co.za/the-borehole-water-journal/2022/3/8/jg-afrika-celebrates-100-years-of-excellence monthly 0.5 2022-03-09 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/fc81b4a6-4909-4dd7-8875-b19472194401/JG+Afrika+100-Year+Logo+%28for+light+background%29.png Borehole Water Journal Online - JG Afrika celebrates 100 years of excellence - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/90b868c8-ea22-4174-94a5-e1dab9e277f7/PHOTO+-+Paul+Olivier+-+MD+of+JG+Afrika.jpg Borehole Water Journal Online - JG Afrika celebrates 100 years of excellence - Make it stand out Paul Olivier - MD of JG Afrika https://bwa.co.za/the-borehole-water-journal/2021/12/2/nature-shows-flexible-responses-to-water-uncertainty-due-to-climate-change monthly 0.5 2021-12-28 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/e150bb23-a01b-4f4f-b646-d0c8e62fcabd/IMG_9552.JPG Borehole Water Journal Online - Nature shows flexible responses to water uncertainty due to climate change - Make it stand out Understanding surface water patterns is vital to ensure the safety and effectiveness of engineering designs https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/188b4a6f-7227-4658-975f-10305367d614/Dr+Simon+Lorentz+SRK+Consulting.JPG Borehole Water Journal Online - Nature shows flexible responses to water uncertainty due to climate change - Make it stand out SRK Consulting principal corporate consultant Dr Simon Lorentz https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/7bc9b04a-8c6e-4774-98a1-982df2831d1d/Philippa+Burmeister+SRK+Consulting.jpg Borehole Water Journal Online - Nature shows flexible responses to water uncertainty due to climate change - Make it stand out SRK Consulting principal scientist (Air Quality and Climate Change) Philippa Burmeister https://bwa.co.za/the-borehole-water-journal/2021/12/28/south-african-groundwater-project-shows-the-power-of-citizen-science monthly 0.5 2021-12-28 https://bwa.co.za/the-borehole-water-journal/2021/10/25/sadc-learning-valuable-lessons-on-sustainable-groundwater-management monthly 0.5 2021-11-04 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/53495013-3e2a-42d4-887e-980740670343/SRK+Consulting+-+Drilling+of+a+high+yielding+borehole.jpg Borehole Water Journal Online - SADC learning valuable lessons on sustainable groundwater management - Make it stand out Drilling of a high yielding borehole https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/e66eacfb-3401-4b26-bf0f-219f37589991/Natasha+Anamuthoo+%26+Darryll+Kilian.jpg Borehole Water Journal Online - SADC learning valuable lessons on sustainable groundwater management - Make it stand out Natasha Anamuthoo, senior ESG consultant and Darryll Kilian, principal ESG consultant at SRK Consulting https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/e08c88fa-d788-42b4-98be-0cfde7e17bf3/James+Sauramba+SADC+GMI.jpg Borehole Water Journal Online - SADC learning valuable lessons on sustainable groundwater management - Make it stand out James Sauramba, executive director at SADC-GMI https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/f53d05cc-ca1d-4a84-a25d-b90b4e314043/mrjn-photography-YpZ2cj4s0oo-unsplash.jpg Borehole Water Journal Online - SADC learning valuable lessons on sustainable groundwater management - Make it stand out Around 70% of the SADC population is dependent on groundwater as a primary source of water supply https://bwa.co.za/the-borehole-water-journal/2016/5/8/up-thrusting-in-boreholes-e6gd6 monthly 0.5 2021-11-04 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462727393034-RAJUKDYG0203Q44UYNHK/Fig+1+SHC+without+maric+resized.jpg Borehole Water Journal Online - Upthrusting in Boreholes Figure 1: System curve for 32mm HDPE pipe and + pump curve for borehole static and dynamic water levels https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462727544721-2H3SF8279AAUNI5W2IZZ/image-asset.jpeg Borehole Water Journal Online - Upthrusting in Boreholes Figure 2: 150kW mine dewatering pump https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462727687099-8OLJFKFWAQIE5L7SJ9B8/image-asset.jpeg Borehole Water Journal Online - Upthrusting in Boreholes Figure 3: New system head curves with self adjusting control valves https://bwa.co.za/the-borehole-water-journal/2021/9/4/natsilt-programme-launched-to-tackle-dam-storage-challenges monthly 0.5 2021-09-05 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1630741883128-7N83MTJ8FDFLRAIZ2YGA/Darlington+Dam+sluices+%28credit+Addo+Elephant+National+Park%29.jpg Borehole Water Journal Online - NatSilt Programme launched to tackle dam storage challenges - Make it stand out Darlington Dam sluices in the Eastern Cape (credit Addo Elephant National Park) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1630747840738-QQ6K82GLHWLCZPASHWWJ/Leonardo+Manus.jpg Borehole Water Journal Online - NatSilt Programme launched to tackle dam storage challenges - Make it stand out Leonardo Manus, Acting Deputy Director General: Infrastructure Operations & Maintenance at the Department of Water & Sanitation https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1630747945547-207HF0LA14L4UIRE8812/Shafick+Adams+-+Copy.jpg Borehole Water Journal Online - NatSilt Programme launched to tackle dam storage challenges - Make it stand out Dr Shafick Adams, Executive Manager: Water Resource and Ecosystem at the WRC https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1630742056036-O7YJFHVSSA4XHA5YFST5/Hazelmere+Dam_KZN.jpg Borehole Water Journal Online - NatSilt Programme launched to tackle dam storage challenges - Make it stand out Hazelmere Dam in Kwazulu-Natal https://bwa.co.za/the-borehole-water-journal/2021/9/4/new-strategic-business-unit-partner-appointed-at-srk-consulting monthly 0.5 2021-09-05 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1630748807394-SFICHHC0A07YBJ12KV9B/Sharon+Jones.jpg Borehole Water Journal Online - New Strategic Business Unit Partner appointed at SRK Consulting - Make it stand out Sharon Jones https://bwa.co.za/the-borehole-water-journal/2021/9/4/gm-appointment-at-srk-consulting monthly 0.5 2021-09-05 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1630750926222-NKVYY63D7ZQ8IPGY3QSF/SRK+GM+Marius+van+Huyssteen.jpg Borehole Water Journal Online - GM appointment at SRK Consulting - Make it stand out Marius van Huyssteen https://bwa.co.za/the-borehole-water-journal/2021/9/4/its-official-water-licences-in-90-days monthly 0.5 2021-09-05 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1630749965520-K5JYJ0ZB14K81M7RUJ9D/ivan-bandura-Ac97OqAWDvg-unsplash+%281%29+%281%29.jpg Borehole Water Journal Online - It’s official: water licences in 90 days - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1630749829884-V2O5B3F4LZ3RS610MA3N/Megan+Govender+16.JPG Borehole Water Journal Online - It’s official: water licences in 90 days - Make it stand out SRK Consulting environmental scientist, Megan Kim Govender https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1630749896197-IBATGBTSWMSJ95WS1DUL/michal-matlon-n2ZufifTbSo-unsplash+%281%29.jpg Borehole Water Journal Online - It’s official: water licences in 90 days - Make it stand out Whatever it is, the way you tell your story online can make all the difference. https://bwa.co.za/the-borehole-water-journal/2021/9/5/new-and-innovative-thinking-to-address-sub-saharan-africas-inadequate-sanitation monthly 0.5 2021-09-05 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1630837925793-XL6NQQBG1XO6QASXNESM/The-sanitation-value-chain-Source-BMGF-2012.png Borehole Water Journal Online - New and innovative thinking to address sub-Saharan Africa’s inadequate sanitation - Make it stand out The sanitation value chain – Source: Bill and Melinda Gates Foundation https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1630838254791-87XA6MRFD8QXFSQ5XZ0P/IMG_4.JPG Borehole Water Journal Online - New and innovative thinking to address sub-Saharan Africa’s inadequate sanitation - Make it stand out Lilies in the Okavango basin https://bwa.co.za/the-borehole-water-journal/2021/3/30/srk-engineers-scientists-support-jukskei-river-clean-up-project monthly 0.5 2021-04-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1617130372707-G6G2Z8ETG7GP871PLD58/Initial+electrical+conductivitypressure+sensor+%28arial+showing%29+installed+under+Viljoen+street+bridge+in+February+2019.JPG Borehole Water Journal Online - SRK engineers, scientists support Jukskei river clean-up project Initial electrical conductivity/pressure sensor (arial showing) installed under Viljoen street bridge in February 2019. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1617130470053-J54U9AZ0W98TQKDNJAKS/Simon+Lorentz%2C+Mickey+Maphosa+and+Sindiso+Ndlovu+install+instrumentation+in+the+Jukskei+channel.jpg Borehole Water Journal Online - SRK engineers, scientists support Jukskei river clean-up project Simon Lorentz, Mickey Maphosa and Sindiso Ndlovu install instrumentation in the Jukskei channel. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1617130549966-RUEY6EV2IMAK3B32KGHA/Christie+Terrell+%28SRK+Consulting%29+samples+seepage+into+the+Jukskei+channel.JPG Borehole Water Journal Online - SRK engineers, scientists support Jukskei river clean-up project Christie Terrell (SRK Consulting) samples seepage into the Jukskei channel. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1617130710813-BU4XI1VE3O5Y7LI2G5IR/Jukskei+channel+from+current+sampling+station+to+Viljoen+street+bridge.JPG Borehole Water Journal Online - SRK engineers, scientists support Jukskei river clean-up project Jukskei channel from current sampling station to Viljoen street bridge. https://bwa.co.za/the-borehole-water-journal/2021/3/30/srk-charts-path-to-africas-water-future monthly 0.5 2021-04-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1617132055684-3F0C79VIDDU7LHQLP58F/water-4335177.jpg Borehole Water Journal Online - SRK charts path to Africa’s water future There is considerable scope for the sub-Saharan region to improve its performance in meeting citizens’ water needs. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1617132100145-3VIIMNVG9RJ4LA4QIC60/Avril+Owens+01.jpg Borehole Water Journal Online - SRK charts path to Africa’s water future SRK Consulting principal scientist Avril Owens https://bwa.co.za/the-borehole-water-journal/2021/4/2/grundfos-pump-supports-jojoba-growers-in-namibia monthly 0.5 2021-04-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1617371344624-UPM5ZKDPEKGRLPO1MTSE/JOJOBA+PIC+01.jpg Borehole Water Journal Online - Grundfos pump supports Jojoba growers in Namibia Although the Jojoba is the ideal desert plant, one of the biggest challenges in Namibia remain lack of water. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1617372076270-Y4IQ6DC69BA5E2NHP8UY/JOJOBA+PIC+02.jpg Borehole Water Journal Online - Grundfos pump supports Jojoba growers in Namibia Once the Jojoba plant bears nuts once a year, these are pressed for oil of export quality. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1617372015925-GATXOAWKTDO73133W8WH/JOJOBA+PIC+04.JPG Borehole Water Journal Online - Grundfos pump supports Jojoba growers in Namibia The final layout of the system includes solar modules. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1617372174021-H3M04QCFV01CL7JK8A5U/JOJOBA+PIC+03.jpg Borehole Water Journal Online - Grundfos pump supports Jojoba growers in Namibia A Grundfos SP7-37 submersible pump forms part of an innovative water solution to a Jojoba plantation in Namibia. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1617372264871-Z77ASBVUDW7ZHR4G6S5K/JOJOBA+PIC+05.jpg Borehole Water Journal Online - Grundfos pump supports Jojoba growers in Namibia The Grundfos pump installation is fitted with a MP204 control panel to facilitate accurate temperature motoring. https://bwa.co.za/the-borehole-water-journal/2021/4/2/hot-water-borehole-solution-for-ethiopian-roadwork monthly 0.5 2021-04-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1617373701738-NWVMW446XOBCDYVOF8AZ/HOT+PIC+01.jpg Borehole Water Journal Online - Hot water borehole solution for Ethiopian roadwork Grundfos solved the challenge of pumping boiling groundwater to surface in Ethiopia. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1617373785911-NEHIAGMIVE4QH9YFJRXI/HOT+PIC+02.jpg Borehole Water Journal Online - Hot water borehole solution for Ethiopian roadwork Groundwater near the Erta Ale volcano in Ethiopia reaches temperatures of 82°C, making it difficult to extract the water for use above ground. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1617373862068-FHNL0PM558FWTRF3AHF5/HOT+PIC+03.jpg Borehole Water Journal Online - Hot water borehole solution for Ethiopian roadwork It was essential that water be drawn from underground source for a road project in Ethiopia and Grundfos provided the solution. https://bwa.co.za/the-borehole-water-journal/2021/4/6/laura-james-you-will-be-missed monthly 0.5 2021-04-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1618304459265-QTUMMX9MIUEWD61QT32M/Laura+Memorial.jpg Borehole Water Journal Online - L’aura James — a life lived in dedication and service https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1617863363413-SI9O21ZU9OF3VPC07DL4/LJ+cropped.png Borehole Water Journal Online - L’aura James — a life lived in dedication and service L’aura James — a life lived in dedication and service https://bwa.co.za/the-borehole-water-journal/2020/11/16/laura-james-bids-farewell-to-the-bwa-after-32-years monthly 0.5 2020-11-29 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1605510732537-GI41RFNRC9R1ZI6JVSPP/Laura.jpg Borehole Water Journal Online - L’aura bids farewell to the BWA after 32 years L’aura, on behalf of the EXCO and BWA members, we wish you a happy retirement. https://bwa.co.za/the-borehole-water-journal/2020/11/20/be-careful-what-you-wish-for-lest-it-come-true monthly 0.5 2020-12-14 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1606659249889-WHTC5D699GLCMGQX2RFL/Drawing+1.png Borehole Water Journal Online - The myth of one pump fits all The design process is divided into two manageable parts. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1606659302506-RQ11ANZO0546S9FEZHZB/Drawing+2.png Borehole Water Journal Online - The myth of one pump fits all The wrong approach. https://bwa.co.za/the-borehole-water-journal/2020/9/23/groundwater-brings-relief-to-karoo-town monthly 0.5 2020-11-29 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1600851039433-76CAC1YJ799TC7LRUKOS/Leeu+Gamka+drilling.jpg Borehole Water Journal Online - Groundwater brings relief to Karoo town Drilling at one of three boreholes at Leeu Gamka, with a blowyield of 5 l/s. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1600851216038-RPHPLWNC2AD4VKREMYQ7/Leeu+Gamka+flow+valves.jpg Borehole Water Journal Online - Groundwater brings relief to Karoo town Flowmeter and valves installed at the Leeu Gamka project https://bwa.co.za/the-borehole-water-journal/2020/11/16/legal-and-responsible-use-of-domestic-boreholes monthly 0.5 2020-11-29 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1605595726269-W5Q10ZS1UV07042SM3YE/Borehole+water+1.jpg Borehole Water Journal Online - Legal and responsible use of domestic boreholes The National Groundwater Archive (NGA) is a valuable source where domestic borehole users can register https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1605596038558-M6XN96O4XYLTZZ9ZS9KI/Borehole+water+2.jpg Borehole Water Journal Online - Legal and responsible use of domestic boreholes To ensure sustainable water supply, it is crucial that data on usage and purpose of use is gathered https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1605595773772-3Z2AA9WX5QYP7LHSHZHA/Avril+Owens+11.JPG Borehole Water Journal Online - Legal and responsible use of domestic boreholes SRK Consulting principal scientist Avril Owens https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1605595670175-ZRDJWW20EZBNKYFUP7IJ/Ismail+Mahomed++partner+principal+scientist+and+hydrogeologist+at+SRK+Consulting.jpg Borehole Water Journal Online - Legal and responsible use of domestic boreholes Ismail Mahomed, principal hydrogeologist and partner at SRK Consulting https://bwa.co.za/the-borehole-water-journal/2020/11/16/ground-water-practitioners-a-leading-borehole-contractor-since-1980 monthly 0.5 2020-11-30 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1605512880683-M4BWTUJZKONHUOPR70PX/GWP+windmill.JPG Borehole Water Journal Online - Ground Water Practitioners … a leading Borehole Contractor since 1980 Ground Water Practitioners (GWP) … 40 years! https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1605513709207-RB4Z4D2469ZAVSHSODP9/Roy%26Maryke.JPG Borehole Water Journal Online - Ground Water Practitioners … a leading Borehole Contractor since 1980 Maryke and Roy Shearer … a dedicated team https://bwa.co.za/the-borehole-water-journal/2020/11/17/the-national-groundwater-archive-nga monthly 0.5 2020-11-29 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1605599195686-C6Q4II3A7373I8PHIUPA/NGA+Brochure+cover.png Borehole Water Journal Online - THE NATIONAL GROUNDWATER ARCHIVE (NGA) NGA Brochure cover - Click to view brochure https://bwa.co.za/the-borehole-water-journal/2018/8/5/system-head-curves-rule monthly 0.5 2020-09-09 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1599663840950-JFMXX31JUUYEMXYE7T0G/DSC_0453.jpg Borehole Water Journal Online - Want to reduce your operating costs and get hugely improved reliability at your plant? Pay attention to this one thing. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1533634221487-4ID2JZ8DWE7UW0GJJJ1P/SAICCOR+Intake+syst+curve.jpg Borehole Water Journal Online - Want to reduce your operating costs and get hugely improved reliability at your plant? Pay attention to this one thing. https://bwa.co.za/the-borehole-water-journal/2020/7/16/how-to-achieve-shorter-water-use-licence-process monthly 0.5 2020-09-08 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1594882108141-8E3PX8U2I9F19M5HCX1A/Jacky+Burke+-+principal+scientist+at+SRK+Consulting.jpg Borehole Water Journal Online - How to achieve shorter water-use licence process https://bwa.co.za/the-borehole-water-journal/2020/8/14/saimm-honours-dixons-unique-contribution monthly 0.5 2020-09-08 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1598955838158-HDQF7467Z4TG0ZW1JVE8/C16+Brigadier+Stokes+recipient+Roger+Dixonjpg.jpg Borehole Water Journal Online - SAIMM honours Dixon’s ‘unique contribution’ Roger Dixon received the prestigious Brigadier Stokes Award. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1598955894558-3BW6HH5IGIH3YBZYGJ90/l-r+A19+Brigadier+Stokes+award+recipient+Roger+Dixon+Mzila+Mthenjane+%28SA....jpg Borehole Water Journal Online - SAIMM honours Dixon’s ‘unique contribution’ Roger Dixon (left), SAIMM President Mzila Mthenjane (middle), SRK managing director Vis Reddy. https://bwa.co.za/the-borehole-water-journal/2020/9/7/solar-powered-farm-shows-the-way monthly 0.5 2020-09-08 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1599456859397-HNUX3FDKBKM9OJEYK3JW/APMM9447.JPG Borehole Water Journal Online - Solar-powered farm shows the way https://bwa.co.za/the-borehole-water-journal/2020/8/10/groundwater monthly 0.5 2020-09-08 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1597064611619-ODUOXPWO3G85ASJ2AR61/Groundwater.png Borehole Water Journal Online - Groundwater https://bwa.co.za/the-borehole-water-journal/2020/6/9/jg-afrika-helps-accelerate-professional-registrations monthly 0.5 2020-06-18 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1591792564883-4S05MRHDMXSC92G47VG6/forward-3274954_1920.jpg Borehole Water Journal Online - JG Afrika helps accelerate professional registrations https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1591708768064-K04QY72X2Z8SAKFJDCL8/PeeR+cropped.jpg Borehole Water Journal Online - JG Afrika helps accelerate professional registrations Fast tracking PeeRs Annamarie Stander, Zama Mdlalose and Shehaam Benjamin celebrate their professional registrations. https://bwa.co.za/the-borehole-water-journal/2020/6/10/best-suggested-practices-for-aquifer-storage-and-recovery monthly 0.5 2020-06-18 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1591793735338-OOVTAOUKGWEGDNU7CRBC/NGWA+Book.png Borehole Water Journal Online - Best Suggested Practices for Aquifer Storage and Recovery https://bwa.co.za/the-borehole-water-journal/2020/6/11/aurecon-designs-unique-duckbill-spillway-for-the-raising-of-garden-route-dam monthly 0.5 2020-06-18 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1591885223866-N0TW8ZDK40DSYMEJ4H44/The+non-linear+spillway+extendeding+to+80+m.jpg Borehole Water Journal Online - Aurecon designs unique duckbill spillway for the raising of Garden Route Dam The non-linear spillway extended to 80 metres https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1591880239821-LWMSI6JLNDY5R1JPJRM8/The+existing+Garden+Route+Dam+spillway+was+only+25+m+wide..jpg Borehole Water Journal Online - Aurecon designs unique duckbill spillway for the raising of Garden Route Dam The existing Garden Route Dam spillway was only 25 metres wide. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1591885163615-3H0T4HDOT7MGI7U3ZUSW/The+foundation+underneath+the+new+spillway+sill.jpg Borehole Water Journal Online - Aurecon designs unique duckbill spillway for the raising of Garden Route Dam The foundation underneath the new spillway sill https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1591885306918-QNUVI2S36QK1O45CP13R/The+rock+of+the+channel+in+the+centre+of+the+duckbill.jpg Borehole Water Journal Online - Aurecon designs unique duckbill spillway for the raising of Garden Route Dam The rock of the channel in the centre of the duckbill https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1591880170433-E12NZAEQXXHIVXS7PN5L/The+dam+was+raised+by+2.5+m%2C+due+to+the+local+terrain.jpg Borehole Water Journal Online - Aurecon designs unique duckbill spillway for the raising of Garden Route Dam The dam was raised by 2,5 metres, due to the local terrain https://bwa.co.za/the-borehole-water-journal/2020/4/30/call-for-more-careful-planning-of-boreholes-by-municipalities monthly 0.5 2020-04-30 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1588249468045-YXJ1H4MZAP6X5F4NQJGG/Recently+drilled+artesian+boreholes+drilled+on+the+Coega+Fault+near+PE.jpg Borehole Water Journal Online - Call for more careful planning of boreholes by municipalities Recently drilled artesian boreholes, drilled on the Coega Fault near Port Elizabeth, spray water when their gate valves are opened; these boreholes were drilled for the Nelson Mandela Bay Metropolitan Municipality by Dr Ricky Murray. (Taken on a site visit which took place during the Groundwater Conference in Port Elizabeth). https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1588249373647-WN73KEVFSM10QEFFNWKM/Gert+Nel+partner+and+principal+hydrogeologist+SRK+Consulting+in+East+London.jpg Borehole Water Journal Online - Call for more careful planning of boreholes by municipalities Gert Nel, partner and principal hydrogeologist at SRK Consulting in Port Elizabeth https://bwa.co.za/the-borehole-water-journal/2020/4/30/aurecon-plays-a-vital-role-in-ensuring-water-security-for-south-africa monthly 0.5 2020-04-30 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1588250280260-O405YIXQT1WEROS7ZHOL/Aurecon+Technical+Director+James+Cullis.jpg Borehole Water Journal Online - Aurecon plays a vital role in ensuring water security for South Africa Aurecon Technical Director James Cullis (Pr Eng, PhD in Civil and Environmental Engineering) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1588250916049-PUUM760XMKZI0V25HJMA/Berg+River+Dam+designed+by+Aurecon.jpg Borehole Water Journal Online - Aurecon plays a vital role in ensuring water security for South Africa Berg River Dam https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1588250985731-SFBDA8QMCJQO0P3J3WR5/Stortemelk+Hydropower+Project.jpg Borehole Water Journal Online - Aurecon plays a vital role in ensuring water security for South Africa Stortemelk hydropower plant https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1588251921285-JDYFUM5HHA0DT0UZL49D/Leliefontein+Pump-As-Turbine+Station.jpg Borehole Water Journal Online - Aurecon plays a vital role in ensuring water security for South Africa Leliefontein Pump-as-Turbine (PAT) water-energy solution https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1588251082981-KX2N9R9B4G2BSO2MQGIZ/Meulwater+Water+Treatment+Works.jpg Borehole Water Journal Online - Aurecon plays a vital role in ensuring water security for South Africa Meulwater water-treatment plant https://bwa.co.za/the-borehole-water-journal/2017/11/12/what-to-do-about-sandy-boreholes monthly 0.5 2020-04-30 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1510495025681-MDQQ22YFRJS0XN4W7NNN/Solids+1+red.jpg Borehole Water Journal Online - What to do about High TSS Values a.k.a Sandy Boreholes Figure 1: This formation delivered water that contained a coarse sand that completely clogged the pump. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1510495872823-B1YBLZ6KKGOT3PKED6VP/Solids+2+red.jpg Borehole Water Journal Online - What to do about High TSS Values a.k.a Sandy Boreholes Figure 2: The fine mud seen on the downstream side of this non-return valve disc collected there after the pump had been stopped and all the solids settled out. In some cases, this can become so severe that the accumulation of sand on top of the valve prevents it from opening. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1510496454261-Z8NJA3OTO7FLU51KY8CC/Solids+5+red.jpg Borehole Water Journal Online - What to do about High TSS Values a.k.a Sandy Boreholes Figure 3: This is the discharge from a borehole after it had been developed. The liquid that poured out the opening could only be described as a sloppy mud! The very fine solid material could be likened to a powder in a dry condition but when mixed with water it has a relatively high viscosity. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1510497675001-V5V98S0YRHM592Y3NUX2/IMG_6511+red.jpg Borehole Water Journal Online - What to do about High TSS Values a.k.a Sandy Boreholes Figure 4: The results of pumping water containing high concentrations of sand in suspension https://bwa.co.za/the-borehole-water-journal/2020/2/26/borehole-pump-installation-practice-parts-1-3 monthly 0.5 2020-02-27 https://bwa.co.za/the-borehole-water-journal/2016/8/13/what-to-look-for-when-drilling-a-borehole monthly 0.5 2020-11-09 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1471349560669-4LKDQXCTHLH3RS53OPU7/image-asset.jpeg Borehole Water Journal Online - What to look for when drilling a borehole https://bwa.co.za/the-borehole-water-journal/2019/9/20/hydropedology-focus-added-to-water-use-licence-consideration monthly 0.5 2019-12-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1568978435231-WAJ3ERPX7ERASSPQEMXM/Christie+Terrell+SRK+Consulting.jpg Borehole Water Journal Online - Hydropedology focus added to water use licence consideration Christie Terrell, senior scientist at SRK Consulting (SA) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1568978525866-C3KN25FATW3UPDN50PUJ/Roanne+Sutcliffe+SRK+Consulting.jpg Borehole Water Journal Online - Hydropedology focus added to water use licence consideration Candidate engineer and bioresources engineer at SRK Consulting (SA), Roanne Sutcliffe https://bwa.co.za/the-borehole-water-journal/2019/12/5/s653vgqukbpspegzivfbyb1vjcj51s monthly 0.5 2019-12-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1575535301587-XECDZ43ITQYDYUCR01IE/sprinklers-1656123_1920.jpg Borehole Water Journal Online - Even water distribution in sprinkler systems https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1576163738386-WKE031T0WX90R58WC8CH/Pressure+reducing.png Borehole Water Journal Online - Even water distribution in sprinkler systems Pressure Sustaining Valve https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1576164264575-H9IMQP47TL5255JBRM1W/maric.png Borehole Water Journal Online - Even water distribution in sprinkler systems Maric Flow Control Valve https://bwa.co.za/the-borehole-water-journal/2019/8/17/national-groundwater-archive-nga monthly 0.5 2019-12-13 https://bwa.co.za/the-borehole-water-journal/2019/9/18/deepset-flexible-riser-400m-installation-at-prieska-copper-mine-northern-capenbsp monthly 0.5 2019-10-09 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1568786736658-5KYI3EADCAD9V3QDNWJP/IMG_0831.JPG Borehole Water Journal Online - Deepset Flexible Riser 400m installation at Prieska Copper Mine The disused mine still had its old concrete headworks with a 500mm thick slab cast over the shaft to prevent accidents. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1568786804935-CIVIP0USTA29Z44RWWP6/IMG_0821.JPG Borehole Water Journal Online - Deepset Flexible Riser 400m installation at Prieska Copper Mine https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1568788434659-5L9TOW2L7PQRPF2WN4KJ/IMG_0843.JPG Borehole Water Journal Online - Deepset Flexible Riser 400m installation at Prieska Copper Mine https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1568788427706-ALD505F82FCQ6ZQQYB2V/IMG_0854.JPG Borehole Water Journal Online - Deepset Flexible Riser 400m installation at Prieska Copper Mine https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1568788458985-WGN4P3PY4FSRY8VJD428/IMG_0874.JPG Borehole Water Journal Online - Deepset Flexible Riser 400m installation at Prieska Copper Mine https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1568789074659-DC7L7W5I0VECNC7OPUBL/IMG_0903.JPG Borehole Water Journal Online - Deepset Flexible Riser 400m installation at Prieska Copper Mine https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1568789068728-1XWUQ5I59I69NPVLHC9E/IMG_0913.JPG Borehole Water Journal Online - Deepset Flexible Riser 400m installation at Prieska Copper Mine https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1568789760681-PL8U27Y2F685Q86BG6EY/IMG_5292.JPG Borehole Water Journal Online - Deepset Flexible Riser 400m installation at Prieska Copper Mine https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1568789702607-HTXAROGDWP2TLWHSOQU6/Screen+Shot+2019-09-18+at+8.52.42+AM.png Borehole Water Journal Online - Deepset Flexible Riser 400m installation at Prieska Copper Mine https://bwa.co.za/the-borehole-water-journal/2019/9/18/license-before-you-leap-srk monthly 0.5 2019-10-09 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1568791629744-6QQEVBS0PB65E8KD4DWX/Karissa+Nel+principal+environmental+scientist+in+the+Port+Elizabeth+office+of+SRK+Consulting.jpg Borehole Water Journal Online - License before you leap Karissa Nel, principal environmental scientist, SRK Consulting https://bwa.co.za/the-borehole-water-journal/2019/9/29/water-use-licence-application-and-authorisation-system-e-wulaas monthly 0.5 2019-10-09 https://bwa.co.za/the-borehole-water-journal/2019/9/30/groundwater-and-wells monthly 0.5 2019-10-09 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1569845589427-4QBKVL5XL9SVA4NH8I0H/Groundwater+%26+Wells+cover.png Borehole Water Journal Online - Groundwater & Wells - Third Edition https://bwa.co.za/the-borehole-water-journal/2019/10/9/how-wetlands-help-rescue-us-from-drought monthly 0.5 2019-10-09 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1570626114363-0D9705JKBNNABXNZ3VE6/Dr+Simon+Lorentz+SRK+Consulting.JPG Borehole Water Journal Online - How wetlands help rescue us from drought Simon Lorentz, Principal Hydrologist at SRK Consulting (SA) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1570626385863-DSV1CGB67RA0VWJ2CV7U/ImpactedWetland_1.jpg Borehole Water Journal Online - How wetlands help rescue us from drought Impacted wetland https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1570626553753-941UWHAT9FHJPVNJXMQX/ImpactedWetland_2.jpg Borehole Water Journal Online - How wetlands help rescue us from drought Excavated trenches drain a wetland and maintain a depleted water table. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1570626444834-E5F6JINUME4A2GCJYWPZ/RehabilitatedWetland1.jpg Borehole Water Journal Online - How wetlands help rescue us from drought Rehabilitated structure https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1570626489442-XZCOOWV676MXNSP6DRS4/RehabilitatedWetland2.jpg Borehole Water Journal Online - How wetlands help rescue us from drought A rehabilitation structure prevents the continued erosion of the main flow path and allows sediment to accumulate, thus restoring the water table in the wetland https://bwa.co.za/the-borehole-water-journal/2019/8/22/mandela-day-follow-through-to-rural-school-by-jg-afrika-associate monthly 0.5 2019-08-26 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566487462264-GPF1KXX6DAVUG7E7U5HK/IMG_6665.jpg Borehole Water Journal Online - Mandela Day follow through to rural school by JG Afrika Associate It was a joyous occasion when Pilusa arrived bearing bags of groceries collected by the firm’s Johannesburg staff on Mandela Day. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566487571011-GRP6GTKQWANX92MZRG6X/IMG_6631.jpg Borehole Water Journal Online - Mandela Day follow through to rural school by JG Afrika Associate The three gas-burner stoves, large pots and LPG gas burners will greatly assist the parents who operate the programme on a voluntary basis. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566487660518-QJ3A3HXN2Z9FBBL7MWW1/IMG_6571.jpg Borehole Water Journal Online - Mandela Day follow through to rural school by JG Afrika Associate Maseke Primary School now has proper classrooms, as well as access to grid electricity and water from a dedicated borehole, yet there is still more to be done to raise standards to bring it in line with other primary schools in the country. https://bwa.co.za/the-borehole-water-journal/2019/8/20/the-art-of-water-wells monthly 0.5 2019-08-26 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566847294595-XYSL9R6LRDR6O1ZBCZCP/Screen+Shot+2019-08-26+at+9.20.18+PM.png Borehole Water Journal Online - The Art of Water Wells https://bwa.co.za/the-borehole-water-journal/2019/8/17/national monthly 0.5 2019-08-26 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566845766665-UQ5Q83ERWHYDUOEMZGSQ/DWS.png Borehole Water Journal Online - National Groundwater Information System (NGIS) https://bwa.co.za/the-borehole-water-journal/2019/8/25/why-did-my-pump-stop-delivering-water monthly 0.5 2022-12-01 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566736018144-S71OJHGY7VX9CXJRHAKV/BLAC+BOCS+data.jpg Borehole Water Journal Online - Why did my pump stop delivering water? https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566734093163-XOK0JZUNRD6P8M6P8MUW/P1060605.JPG Borehole Water Journal Online - Why did my pump stop delivering water? Pump failure due to cavitation caused by NPSHr > NPSHa https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566734387649-6UH2PTK7GEEA20S7IZXY/DSC_4174.JPG Borehole Water Journal Online - Why did my pump stop delivering water? Reverse side of the same impeller. Vanes are Not damaged https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566735430615-G0O7S9TH7W5RSFIW87I9/Cavitation+damage.jpg Borehole Water Journal Online - Why did my pump stop delivering water? https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566735558263-HQ26VPNWHTWI5Q4ZK5N3/DSC_4175.JPG Borehole Water Journal Online - Why did my pump stop delivering water? https://bwa.co.za/the-borehole-water-journal/2019/6/21/jg-afrika-demonstrates-innovative-ability-and-technical-excellence-at-saice-regional-awards monthly 0.5 2019-06-21 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1561129477103-30F9RPRYPM5FOE2FA3UQ/Image_3a.jpg Borehole Water Journal Online - JG Afrika demonstrates innovative ability and technical excellence at SAICE Regional Awards Richard Emery, a JG Afrika Executive Associate, was nominated “Technologist of the Year” and Associate, Bobby Jarratt, “Young Engineer of the Year”. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1561130006585-GJ2T2AMMPKO670Y6OHAW/Image_2a.jpg Borehole Water Journal Online - JG Afrika demonstrates innovative ability and technical excellence at SAICE Regional Awards JG Afrika’s Richard Emery and Viola Milner receive the Divisional Award – Environmental from Emmanuel Akampurira, the SAICE Western Cape Chairman. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1561129838647-OR2STBY1TJ39C69AO9Q9/Image_4a.jpg Borehole Water Journal Online - JG Afrika demonstrates innovative ability and technical excellence at SAICE Regional Awards JG Afrika’s winning team …. Back row: Terri-Ann Kruger, Owen Davis , Byron Mawer, Fareed Ismail and Wimpie Krügel. Front row: Viola Milner, Zama Mdlalose, Richard Emery, Bobby Jarratt, Benjamin Biggs, Andrew Clothier. https://bwa.co.za/the-borehole-water-journal/2019/6/9/national-groundwater-archive-nga-stored-borehole-distribution monthly 0.5 2020-11-17 https://bwa.co.za/the-borehole-water-journal/2019/6/9/what-to-look-for-when-drilling-a-borehole monthly 0.5 2022-12-02 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1560090138465-VIZTHZWNRWWIL1IHAZM9/borehole+irrigation.jpeg Borehole Water Journal Online - Drilling a borehole? Here's a step-by-step guide to what you can expect and how you can prepare https://bwa.co.za/the-borehole-water-journal/2019/4/29/managed-aquifer-recharge-workshop monthly 0.5 2019-04-29 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1556567639132-0Q9G0SUZPXIJ4G43BWJJ/GEOSS+GROUP.jpeg Borehole Water Journal Online - Managed Aquifer Recharge Workshop https://bwa.co.za/the-borehole-water-journal/2019/4/18/jg-afrika-appointed-to-usaid-resilient-waters-programme-team monthly 0.5 2019-04-29 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1555560878898-OWU286GPYUHZ1CTO7X26/okavango-delta-islands%5B1%5D.jpg Borehole Water Journal Online - JG Afrika appointed to USAID Resilient Waters programme team The Southern Africa Resilient Waters Project focuses mainly on the Okavango and Limpopo River basin areas. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1555560697633-PDCQ13S0BI4J7069K15U/Picture5.jpg Borehole Water Journal Online - JG Afrika appointed to USAID Resilient Waters programme team Robyn Tompkins presenting on the history of GLAAS in Botswana at the data validation meeting in Kasane. The meeting was supported by the USAID Resilient Waters Program. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1555560834862-L6YN1IHAPQ8LEDH6PYIG/Picture7.jpg Borehole Water Journal Online - JG Afrika appointed to USAID Resilient Waters programme team Sam Nonofo, WASH Finance specialist in the Ministry of Land Management, Water and Sanitation Services providing feedback on group deliberations at the GLAAS data validation meeting. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1555560623652-SN5B2JU5TPRCPCTZVTLX/Picture1.jpg Borehole Water Journal Online - JG Afrika appointed to USAID Resilient Waters programme team Botswana’s WASH technical group completing the GLAAS survey at the data validation meeting in December 2018. Botswana was the second country in the world to submit their GLAAS survey. https://bwa.co.za/the-borehole-water-journal/2019/4/17/jg-afrika-project-provides-blueprint-for-water-supply-in-rural-botswana monthly 0.5 2019-04-29 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1555528361434-BJPLXQ9OH3114RJOE4P4/Children+at+the+water+point+small.jpg Borehole Water Journal Online - JG Afrika project provides blueprint for water supply in rural Botswana Before JG Afrika completed the water scheme, members of the Habu community did not have a reliable supply of water for up to three years. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1555528450032-GO4RXWUFNHDTCIFR4A5K/Dancin+small+red.jpg Borehole Water Journal Online - JG Afrika project provides blueprint for water supply in rural Botswana The Botswana Ministry of Land Management, Water and Sanitation Services hosted an event on 20th March to celebrate the formal handover to the Government of Botswana, of the Habu Community Water Supply infrastructure. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1555528258842-WWVLWJ4BBE1C1GRYMDGH/Robyn+taps.jpg Borehole Water Journal Online - JG Afrika project provides blueprint for water supply in rural Botswana Robyn Tompkins, a Water, Sanitation and Health (WASH) development expert, led the JG Afrika team that was appointed by Initiatives to assist in the design and development of this first-of-a-kind water-supply project. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1555528122879-NH2ZFGHWT4K46EXI7C28/Certificate.jpg Borehole Water Journal Online - JG Afrika project provides blueprint for water supply in rural Botswana Framed copies of the award certificate were presented to Mr. Keemisetswe Khootla, the Assistant Chief and Headman of Arbitration in Habu; and to Dr Obakeng. https://bwa.co.za/the-borehole-water-journal/2019/1/29/srk-25-years-of-engineering-innovation-in-pietermaritzburg monthly 0.5 2019-02-27 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1548754086207-8G4ED16WNJ0Y3E04FSX0/Celebrating+25+years+-+Rob+McNeill%2C+corporate+consultant+and+principal+geotechnical+civil+engineer+%28left%29+and+Angus+Bracken%2C+partner+and+principal+engineering+geologist.jpg Borehole Water Journal Online - SRK – 25 years of engineering innovation in Pietermaritzburg Celebrating 25 years - Rob McNeill, corporate consultant and principal geotechnical civil engineer (left) and Angus Bracken, partner and principal engineering geologist. https://bwa.co.za/the-borehole-water-journal/2019/2/27/h03b29jhg7fe8qj5ypbwu2dkdhqxqj monthly 0.5 2019-02-27 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1551267816528-IVSFJP8PEZ3ZVAFK8WPG/Screenshot+2019-02-27+13.41.41.png Borehole Water Journal Online - Thirsty Three: A Water-Focused Graphic Novel for Teens https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1551267839054-AW5YVUFYBC8RXBT42BQ5/Screenshot+2019-02-27+13.41.55.png Borehole Water Journal Online - Thirsty Three: A Water-Focused Graphic Novel for Teens https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1551267854701-ERW1WD6QG0BFH2R2QVLZ/Screenshot+2019-02-27+13.42.06.png Borehole Water Journal Online - Thirsty Three: A Water-Focused Graphic Novel for Teens https://bwa.co.za/the-borehole-water-journal/2018/11/22/frequently-asked-questions-answered-by-dws monthly 0.5 2022-12-02 https://bwa.co.za/the-borehole-water-journal/2018/11/19/is-this-the-intelligent-solution-you-are-looking-for monthly 0.5 2018-12-01 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1543303385684-E9YNZ3QRGNA58Z16P70D/water-drop-164048_1280.jpg Borehole Water Journal Online - Design solutions for variations in Total Dynamic Head (TDH) - How then do we select the most cost-effective pump for each borehole so that the pump does not operate to the far left or right of the Best Efficiency Point (BEP)? Operating outside of the BEP has serious implications for energy efficiency, Mean Time Between Failures (MTBF) and installation reliability. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1543174254906-LD1S97A9OUAWWX20UWQQ/SHC+without+maric+resized.jpg Borehole Water Journal Online - Design solutions for variations in Total Dynamic Head (TDH) Figure 1: Borehole with significant drawdown https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1543174294733-WL8Q7ZIR1NEDAN8KR9FI/Pump+curve.jpg Borehole Water Journal Online - Design solutions for variations in Total Dynamic Head (TDH) Figure 2: the performance curve of the dewatering pump https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1542623050997-JLCD5X7AABRPXTT5OHWF/Maric.gif Borehole Water Journal Online - Design solutions for variations in Total Dynamic Head (TDH) Figure 3: Maric Self Regulating Control Valves https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1543174336694-Y5GLGPOX216TU3V302MT/SHC+with+maric+resized.jpg Borehole Water Journal Online - Design solutions for variations in Total Dynamic Head (TDH) Figure 4: Domestic borehole pumping system fitted with Maric control valve https://bwa.co.za/the-borehole-water-journal/2018/10/23/physical-geology monthly 0.5 2018-10-26 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1540299501645-3O3XA7TP007MI64RPYA7/Screenshot+2018-10-23+14.57.33.png Borehole Water Journal Online - Are you or your staff looking to learn more about Geology and Groundwater? Get this free digital textbook. https://bwa.co.za/the-borehole-water-journal/2018/8/15/srk-models-sustainable-solutions-for-brine-from-tailings monthly 0.5 2018-10-26 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1534325037991-W9VQKIQWD8JDFDNCLKI9/531406_Fig6-5_SRK+Vancouver+GW_EOMYr23_20180606.jpg Borehole Water Journal Online - SRK models sustainable solutions for brine from tailings Model results showing estimated brine TDS concentrations at 400 meters below ground level, as well as alterations in the level of the local groundwater table, under the assumptions of brine injection at 16 Wells at a rate of 1 295 m3/hr and concentration of 300 000 mg/L, at the end of ‘Life of Mine’ (23 years). https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1534325441229-C5CIKHCUZXCMSC8T2EUC/531406_Fig6-6_SRK+Vancouver+GW_PostClosureYr43_20180606.jpg Borehole Water Journal Online - SRK models sustainable solutions for brine from tailings Model results showing estimated brine TDS concentrations at 400 meters below ground level, as well as alterations in the level of the local groundwater table, under the assumptions of brine injection at 16 Wells at a rate of 1 295 m3/hr and concentration of 300 000 mg/L, including decreasing injection rates for 20 years post mine closure (totalling 43 year). https://bwa.co.za/the-borehole-water-journal/2018/8/5/jg-afrika-helps-alleviate-pressure-on-cape-towns-strained-water-system monthly 0.5 2018-08-13 https://bwa.co.za/the-borehole-water-journal/2018/4/23/web-app-from-srk-innovators-helps-users-save-water monthly 0.5 2018-06-11 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1524486423713-XHTMW03DYUEE0GKEVPC3/WaterWar.jpg Borehole Water Journal Online - Web app from SRK innovators helps users save water The WaterWar app allows people and companies to compete with each other, while keeping the interface simple and easy-to-use. https://bwa.co.za/the-borehole-water-journal/2018/4/23/get-on-board-with-the-new-water-use-licence-system monthly 0.5 2018-06-11 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1524485774646-E9C5S6WP641WRVC7YAQD/SRK+Water+Use+Licence+experts.jpg Borehole Water Journal Online - Get on board with the new water use licence system SRK’s Water Use Licence experts: From left to right: Megan Govender, Jacky Burke, Bjorn Schroder, Avril Owens, Didi Masoabi, Giulia Barr, Angelika Mohr https://bwa.co.za/the-borehole-water-journal/2018/3/16/red-tape-not-insurmountable-for-new-w-cape-water-projects monthly 0.5 2018-03-20 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1521292718787-4XESSNVY81DQCTEN8LCY/drought-3211165_640.jpg Borehole Water Journal Online - Red tape not insurmountable for new Western Cape water projects https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1521214938791-LR22J97OCA7FLTY61VEF/Sharon+Jones+associate+partner+and+principal+consultant+at+SRK+Consulting+in+Cape+Town.jpg Borehole Water Journal Online - Red tape not insurmountable for new Western Cape water projects SRK Consulting’s Sharon Jones, associate partner and principal consultant based in the Cape Town office https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1521216290204-YU0L79P1M4H5UQB77TOD/Scott+Masson%2C+Senior+environmental+consultant+at+SRK+Consulting+in+Cape+Town.jpg Borehole Water Journal Online - Red tape not insurmountable for new Western Cape water projects SRK Consulting’s Scott Masson, senior environmental consultant based in the Cape Town office https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1521215242716-UIXV75FOKZDGI5BYUTAG/Chris+Dalgliesh+partner+and+principal+environmental+scientist+at+SRK+Consulting+in+Cape+Town.jpeg Borehole Water Journal Online - Red tape not insurmountable for new Western Cape water projects SRK Consulting’s Chris Dalgliesh, partner and principal environmental scientist based in the Cape Town office https://bwa.co.za/the-borehole-water-journal/2018/3/12/jg-afrika-supports-kzn-wetlands-forum-in-devising-a-solution-for-endangered-wetlands monthly 0.5 2018-03-20 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1520859458339-2ODX7BXIX40XV3YKJV79/Vazi+north.JPG Borehole Water Journal Online - ​​​​​​​JG Afrika supports KZN Wetlands Forum in devising a solution for endangered wetlands World Wetlands Day brought together all stakeholders to find a workable solution to declining water levels in the Vazi Pans Peatland Wetland system. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1520859693290-LWCFK3OQLZWFATJQM73A/IMG_20180129_183804.jpg Borehole Water Journal Online - ​​​​​​​JG Afrika supports KZN Wetlands Forum in devising a solution for endangered wetlands The outcome of several scientific investigations have revealed on-going declines in water levels in Northern KwaZulu-Natal. https://bwa.co.za/the-borehole-water-journal/2018/1/23/join-drillsafe-to-play-your-part-in-preventing-accidents monthly 0.5 2018-01-23 https://bwa.co.za/the-borehole-water-journal/2018/1/22/national-water-act-revisted monthly 0.5 2020-10-12 https://bwa.co.za/the-borehole-water-journal/2018/1/17/helping-mines-find-the-real-source-of-nitrates-in-water monthly 0.5 2018-01-23 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1516217794277-QY9D25AB1D3KEWZT1BZX/Sarah+Skinner+principal+hydrogeologist+SRK+Consulting.jpg Borehole Water Journal Online - Helping mines find the real source of nitrates in water SRK Consulting principal hydrogeologist Sarah Skinner. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1516217646619-XVLGF8X84FE8J6UKTCZP/Figure+1+-Tools+used+in+the+integrated+approach.jpg Borehole Water Journal Online - Helping mines find the real source of nitrates in water Tools used in the integrated approach. https://bwa.co.za/the-borehole-water-journal/2018/1/15/groundwater-brings-relief-to-thirsty-middelpos-school monthly 0.5 2018-01-24 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1516042607428-2L76DX0OEGXBW2VFXQ94/Air+lifted+groundwater+saturates+dry+school+yard.jpg Borehole Water Journal Online - Groundwater brings relief to thirsty Middelpos School Air lifted groundwater saturates dry school yard https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1516042138491-OAZNLSPN9DQ6UQQ2N1G8/Air+lifted+groundwater+flows+through+pipe+1.jpg Borehole Water Journal Online - Groundwater brings relief to thirsty Middelpos School Air lifted groundwater flows through the pipe https://bwa.co.za/the-borehole-water-journal/2017/11/20/from-economic-and-water-poverty-to-prosperity monthly 0.5 2017-11-20 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1511181643296-8QUH2TNDN1JZIDAV1SHN/IMG_1007.jpg Borehole Water Journal Online - From economic and water poverty to prosperity Shafick Adams, PhD, Pr.Sci.Nat., FGSSA (Executive Manager Water Research Commission) https://bwa.co.za/the-borehole-water-journal/2017/11/6/university-taps-into-jg-afrikas-expertise-to-ensure-water-security monthly 0.5 2017-11-20 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1509962279200-I81OFA186UVZR3LR8KG6/Water_Irrigation.jpg Borehole Water Journal Online - University taps into JG Afrika’s expertise to ensure water security https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1509962350816-E20JL98ED9CPSUOGCSA7/GettyImages-468938238.0a.jpg Borehole Water Journal Online - University taps into JG Afrika’s expertise to ensure water security https://bwa.co.za/the-borehole-water-journal/2017/11/6/the-sediment-conundrum monthly 0.5 2017-11-20 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1509961605495-6VSMY4TJPBUSYCMZ8DRI/Eunice.png Borehole Water Journal Online - The Sediment Conundrum Dr Eunice Ubomba-Jaswa - Research manager from the Water Research Commission https://bwa.co.za/the-borehole-water-journal/2017/9/19/rooky-errors- monthly 0.5 2017-09-27 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1506064240452-GTPN4CVN1TGU2ACYBB0O/27022008142.jpg Borehole Water Journal Online - Rising above the silos How not to do it. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1506314184226-XJYMB5ZSFAHMGA4SQCA9/Bar+graph.png Borehole Water Journal Online - Rising above the silos Condition monitoring of a large diameter borehole https://bwa.co.za/the-borehole-water-journal/2017/9/17/p3u13swa4vafgmgidpvhr2gfqsf0co monthly 0.5 2017-09-25 https://bwa.co.za/the-borehole-water-journal/2017/9/3/helping-municipalities-plan-for-climate-change monthly 0.5 2017-09-25 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1504451956231-OPT3NAURIQZF9RH74MKX/Victoria+Braham+and+Warrick+Stewart+of+SRK+Consulting.jpg Borehole Water Journal Online - Helping municipalities plan for climate change Victoria Braham, environmental scientist and Warrick Stewart, principal environmental scientist, at SRK Consulting. https://bwa.co.za/the-borehole-water-journal/2017/7/24/is-all-groundwater-safe-enough-to-drink monthly 0.5 2023-05-08 https://bwa.co.za/the-borehole-water-journal/2017/7/17/new-regulations-to-curb-delays-in-water-use-licencing monthly 0.5 2017-07-26 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1500281916863-WGVZNITK1TP47OG8DPGZ/image-asset.jpeg Borehole Water Journal Online - New regulations to curb delays in water use licencing Manda Hinsch, partner and principal water and environmental scientists at SRK Consulting https://bwa.co.za/the-borehole-water-journal/2017/5/15/selecting-the-right-borehole-pump monthly 0.5 2020-06-11 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1494924342647-M7WFD9O5YRNVZFVJFJVA/image-asset.jpeg Borehole Water Journal Online - Selecting the right borehole pump https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1494930274409-WL5G0KIJ40JMJ4O8HG39/image-asset.jpeg Borehole Water Journal Online - Selecting the right borehole pump https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1494924422759-2BA1TCZ8BDO3GF4NGZ6Y/image-asset.jpeg Borehole Water Journal Online - Selecting the right borehole pump https://bwa.co.za/the-borehole-water-journal/2017/5/7/how-groundwater-can-help-not-solve-citys-water-shortage monthly 0.5 2017-05-16 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1494164580246-XU5TTI4ITWF973YJSM6P/image-asset.jpeg Borehole Water Journal Online - How groundwater can help - not solve - Cape Town water shortage Drilling of borehole at school in Atlantis. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1494164664836-M9JR6EYDGNS23JMMTX2Z/image-asset.jpeg Borehole Water Journal Online - How groundwater can help - not solve - Cape Town water shortage Irrigation of newly-seeded sports field at school in Delft. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1494164363813-0BK8FG12O2OSKW3NC80P/image-asset.jpeg Borehole Water Journal Online - How groundwater can help - not solve - Cape Town water shortage This borehole with a blow yield of 28 litres per second, was drilled to irrigate sports fields in an area in Cape Town https://bwa.co.za/the-borehole-water-journal/2017/4/26/jg-afrika-helps-sa-bring-its-precious-hidden-water-resource-to-surface monthly 0.5 2017-05-16 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1493194662206-LUBY4D37Z2B3XR0BUXH0/image-asset.jpeg Borehole Water Journal Online - Bringing water and sanitation to rural schools in KZN Children enjoy the novelty of pumped water for the first time https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1493194278926-DGIMOKRXU2BWKC4VJUNA/Nsimbini+6.jpg Borehole Water Journal Online - Bringing water and sanitation to rural schools in KZN Public participation is vital for sustainable groundwater projects, and community leaders are kept informed throughout the process https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1493194203137-P1WCK96LI8YM10GIXNQ2/Mark_Schapers.jpg Borehole Water Journal Online - Bringing water and sanitation to rural schools in KZN Mark Schapers, technical director in charge of JG Afrika's groundwater projects https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1493194455869-0TRSEK65PAAARQJA6UU0/image-asset.jpeg Borehole Water Journal Online - Bringing water and sanitation to rural schools in KZN An elevated 5000-litre water tank with a communal standpipe and 500-litre drinking trough offer water source security to villasge life https://bwa.co.za/the-borehole-water-journal/2017/3/16/groundwater-dictionary monthly 0.5 2017-03-16 https://bwa.co.za/the-borehole-water-journal/2017/3/14/is-my-borehole-running-dry monthly 0.5 2017-03-15 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1489506998427-Z1GC5DDVD9GNUV7DDBTN/JAT_7563.jpg Borehole Water Journal Online - Is my borehole running dry? https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1489595994204-8WYSKDJ26QHD91HWRBVM/image-asset.jpeg Borehole Water Journal Online - Is my borehole running dry? https://bwa.co.za/the-borehole-water-journal/2017/3/12/acquisition-of-geowater-iq-grows-jg-afrikas-groundwater-capabilities monthly 0.5 2017-03-14 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1489350284401-6ZGPQAR3L87VGXL4ZBEG/image-asset.jpeg Borehole Water Journal Online - Acquisition of Geowater IQ grows JG Afrika’s groundwater capabilities Children enjoy the novelty of pumped groundwater for the first time https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1489350363496-L665LMUXMRPUNWYO42WW/image-asset.jpeg Borehole Water Journal Online - Acquisition of Geowater IQ grows JG Afrika’s groundwater capabilities Founder of Geowater IQ Regan Rose has joined JG Afrika’s groundwater team in KwaZulu-Natal. https://bwa.co.za/the-borehole-water-journal/2017/3/12/jooste-cylinder-pump-company-pty-ltd-celebrates-50-years monthly 0.5 2017-03-14 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1489316246747-YR5K8BHZ4LIB2TEQA5AU/image-asset.png Borehole Water Journal Online - Jooste Cylinder & Pump Company celebrates 50 years https://bwa.co.za/the-borehole-water-journal/2017/3/12/borehole-pump-installation-practice-part-3 monthly 0.5 2017-03-15 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1489308516286-PJJ66CQKJ1WGUERQJKW6/image-asset.jpeg Borehole Water Journal Online - Borehole Pump Installation Practice Part 3 - Root Cause Analysis and Remedial Strategies Data retrieved from a borehole installation in a housing complex in Cape Town. Everything was going well until event number 101 when things started to go wrong. Cause? Loose connection. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1489308625511-V4QFN7AAOWJLKOAJ1RTL/image-asset.jpeg Borehole Water Journal Online - Borehole Pump Installation Practice Part 3 - Root Cause Analysis and Remedial Strategies Snapped shaft of a 300kW pump (R500 000). Unless the faulty valve arrangements are corrected, failures will re-occur. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1489308696872-JWX3JQFXYARSKAZEZJJ0/image-asset.jpeg Borehole Water Journal Online - Borehole Pump Installation Practice Part 3 - Root Cause Analysis and Remedial Strategies No protection, no locks, incorrect size, attached at the same height as an inquisitive three-year-old, totally illegal. Replacement of the failed pump will not sort out the failure https://bwa.co.za/the-borehole-water-journal/2017/1/18/borehole-pump-installation-practice monthly 0.5 2022-11-27 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1484723995369-7UYU4J2EJNG2FMDYZWYU/image-asset.jpeg Borehole Water Journal Online - Borehole Pump Installation Practice Part 2: Preventing submersible motor overheating 75kW submersible turbine https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1484724060564-R0NCU26KBAGZKNPV7C02/image-asset.jpeg Borehole Water Journal Online - Borehole Pump Installation Practice Part 2: Preventing submersible motor overheating 1300kW 6,6kV mine dewatering turbine https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1484724224526-75K0U2HH5S1AXTIJS2Y6/image-asset.png Borehole Water Journal Online - Borehole Pump Installation Practice Part 2: Preventing submersible motor overheating Right and wrong in motor cooling https://bwa.co.za/the-borehole-water-journal/2016/11/21/borehole-water-a-limitless-supply-forever monthly 0.5 2020-12-14 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1479713678869-PSSBY8DXF2KIDRD9CYUN/image-asset.jpeg Borehole Water Journal Online - When drought hits your borehole: dealing with diminishing yield and low-yield boreholes Supplement borehole water with rainwater harvesting https://bwa.co.za/the-borehole-water-journal/2016/11/20/borehole-pump-installation-practice monthly 0.5 2017-03-14 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1479666405575-LSJNUWKH6WX3919Q8CVJ/image-asset.jpeg Borehole Water Journal Online - Borehole Pump Installation Practice Part 1: Non-Return Valves Wafer-type double-door NRV https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1479669236431-E6XOGU5RC236JAY6JFKA/image-asset.jpeg Borehole Water Journal Online - Borehole Pump Installation Practice Part 1: Non-Return Valves Holes drilled in the NRV's disc https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1479669104040-HWHK7MTBYQ1TFS90J4AX/image-asset.jpeg Borehole Water Journal Online - Borehole Pump Installation Practice Part 1: Non-Return Valves Immediately after the first elbow, a 50mm brass NRV has been “teed” into the delivery line https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1479668351324-HHE19ID0O13JZ15ON8IH/image-asset.jpeg Borehole Water Journal Online - Borehole Pump Installation Practice Part 1: Non-Return Valves A break off bolt is fitted to a closer piece installed immediately after the NRV https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1479668639067-PVGM5FK55KSOH20O5JAA/image-asset.jpeg Borehole Water Journal Online - Borehole Pump Installation Practice Part 1: Non-Return Valves Blown motor stator due to start-up under backspin conditions https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1479668715710-UQIZELWTKISZQM3E20MT/image-asset.jpeg Borehole Water Journal Online - Borehole Pump Installation Practice Part 1: Non-Return Valves Remnants of a shattered thrust bearing https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1479668883524-QASRYJSAGXZRZJU9Q9BP/image-asset.jpeg Borehole Water Journal Online - Borehole Pump Installation Practice Part 1: Non-Return Valves Sheared 300kW pump shaft + shattered thrust bearing: start-up under backspin and/or column vacuum conditions https://bwa.co.za/the-borehole-water-journal/2016/11/20/1966-2016-a-history-of-hose-manufacturers-sa monthly 0.5 2016-11-22 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1479633719955-W81R2CZNTYL1MC6AB831/image-asset.png Borehole Water Journal Online - Congratulations Hose Manufacturers SA on 50 years! https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1479634689923-ZV8402T9HWFQSSHYTAEY/IMG_1707+v1+Reduced.jpg Borehole Water Journal Online - Congratulations Hose Manufacturers SA on 50 years! https://bwa.co.za/the-borehole-water-journal/2016/11/17/groundwater-protecting-water-quality-in-south-african-boreholes monthly 0.5 2016-11-22 https://bwa.co.za/the-borehole-water-journal/2016/8/21/ensuring-reliable-groundwater-supply-in-rural-areas monthly 0.5 2016-09-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1471806022022-AX75ZLCIWUB04O36J3ZE/image-asset.png Borehole Water Journal Online - Ensuring reliable groundwater supply in rural areas https://bwa.co.za/the-borehole-water-journal/2016/8/16/are-boreholes-a-good-investment monthly 0.5 2016-09-11 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1471352592327-SMRC02YH2OQGHGRZ7UK6/image-asset.jpeg Borehole Water Journal Online - Are boreholes a good investment? https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1471351055847-FAJ6HKNSYSFNISQAV1UO/image-asset.png Borehole Water Journal Online - Are boreholes a good investment? Borehole construction diagram https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1471351287163-NOD829B59084UFYZSK2B/image-asset.png Borehole Water Journal Online - Are boreholes a good investment? Constant rate and recovery test https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1471351438442-XH3ZQV8510B79MP9JYG1/image-asset.png Borehole Water Journal Online - Are boreholes a good investment? Chemistry test results https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1471351662166-8JZCZFTGQ1UG88LQ71MZ/image-asset.png Borehole Water Journal Online - Are boreholes a good investment? Table 1: Cumulative cost savings: borehole vs municipal water in an office block https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1471351860635-L0WPND2WUYO9S751N3BF/image-asset.png Borehole Water Journal Online - Are boreholes a good investment? Cumulative savings over 5 years https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1471352135602-TUH5XEWY2IP7IV4TRVEB/image-asset.png Borehole Water Journal Online - Are boreholes a good investment? Table 2: Cumulative cost savings: municipal vs. borehole water in a residential home https://bwa.co.za/the-borehole-water-journal/2016/9/11/protecting-groundwater-on-solar-energy-projects monthly 0.5 2016-09-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1473588879895-JHNMILEKFTUPWU5WO9R8/image-asset.jpeg Borehole Water Journal Online - Protecting groundwater on solar energy projects Key stages of numerical groundwater modeling: Moving from one clearly defined project stage to the next is key to SRK’s best practice approach to assessing the groundwater impacts of proposed solar energy sites; the stages include planning, conceptualisation, numerical modelling, and predictions, and analysing impacts. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1473589020311-PFBNS1KTW3F1CUBWUQQI/image-asset.jpeg Borehole Water Journal Online - Protecting groundwater on solar energy projects Sheila Imrie, principal hydrogeologist and groundwater modeller and Des Visser, principal hydrogeologist an associate partner in SRK’s Cape Town office https://bwa.co.za/the-borehole-water-journal/2016/7/4/throttle-valves-throttled-profits monthly 0.5 2016-07-06 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1467640562586-QTOWKHMRQ8GFR497XPH9/image-asset.png Borehole Water Journal Online - Throttle your pump, throttle your profits https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1467640644414-SLVT1QPFW7X88DODMW5P/image-asset.png Borehole Water Journal Online - Throttle your pump, throttle your profits https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1467640815977-3KVLU0BWCC3N6RA92S4G/image-asset.png Borehole Water Journal Online - Throttle your pump, throttle your profits https://bwa.co.za/the-borehole-water-journal/2016/7/3/making-cents-of-a-borehole-installation monthly 0.5 2016-07-07 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1467571774675-6GAM3XJ6GO04ARD9MR67/image-asset.png Borehole Water Journal Online - Making cents of a borehole installation Figure 1 : Life Cycle Costs for a groundwater system https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1467571978627-RVP14J8KRGYWZHJFG8V4/image-asset.png Borehole Water Journal Online - Making cents of a borehole installation Figure 2: ESKOM tariff percentage increases vs CPI percentage increases (view source) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1467572203289-13JZPU37UUQHVE50U57U/image-asset.png Borehole Water Journal Online - Making cents of a borehole installation Figure 3: Borehole construction https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1467572283864-OJIMGRDZOHMUWIICRIWD/image-asset.png Borehole Water Journal Online - Making cents of a borehole installation Figure 4: Pump performance and system curves https://bwa.co.za/the-borehole-water-journal/2016/7/4/wrc-publication-captures-johannesburgs-fascinating-water-history monthly 0.5 2016-07-11 https://bwa.co.za/the-borehole-water-journal/2016/5/10/a-note-from-the-editor monthly 0.5 2016-05-11 https://bwa.co.za/the-borehole-water-journal/2016/5/10/thanks-for-the-memories-a-message-from-laura monthly 0.5 2016-05-10 https://bwa.co.za/the-borehole-water-journal/2016/4/30/looking-for-a-new-company-website-here-are-a-few-lessons-from-the-bwas-epic-website-redesign monthly 0.5 2016-05-11 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462267946398-QQUNUJIWIDZ1H3F3QEN3/image-asset.png Borehole Water Journal Online - Behind the scenes of the BWA's epic website redesign (and a few tips and tricks for your company website) The BWA website has been modernised and streamlined! https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462184026034-HDVZAPHIWZ8V7Y8X0T3Z/image-asset.png Borehole Water Journal Online - Behind the scenes of the BWA's epic website redesign (and a few tips and tricks for your company website) The full BWA homepage https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462184690034-BHHIFLVD3661UTC1DO2N/image-asset.png Borehole Water Journal Online - Behind the scenes of the BWA's epic website redesign (and a few tips and tricks for your company website) The online application form on the Join Page https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462265319772-N855U6ZHMG2CS0S1MYSD/image-asset.png Borehole Water Journal Online - Behind the scenes of the BWA's epic website redesign (and a few tips and tricks for your company website) The full Borehole Water Journal Online page https://bwa.co.za/the-borehole-water-journal/2016/5/3/lightning-the-not-so-silent-borehole-pump-killer monthly 0.5 2022-06-27 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462268800428-YWMNYAZWKCYU2FYQN6HQ/Surge+strike+lines.jpeg Borehole Water Journal Online - Lightning: the not-so-silent borehole pump killer Figure 1: Concentric lines of magnetic force resulting from a lightning strike. (Surge Technologies, Johannesburg) https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462268900267-TOFICAFIYH1JXMB9QDNJ/image-asset.png Borehole Water Journal Online - Lightning: the not-so-silent borehole pump killer Figure 2: Spikes, swells and sags that arrive in your electrical system. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462268948796-I1BYEC58LSPCYHBW1USF/image-asset.jpeg Borehole Water Journal Online - Lightning: the not-so-silent borehole pump killer Figure 3: This could, quite possibly, be the end result. This one killed 6 control boxes and pump motors, a large transformer and many metres of cable. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462354857869-9T8SOGJTL8Q49P5WBIBF/image-asset.jpeg Borehole Water Journal Online - Lightning: the not-so-silent borehole pump killer Figure 4: Medium voltage arrestor failure, transformer primary side https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462354907562-ED5DV9QMFB6UKSNNCKSF/image-asset.jpeg Borehole Water Journal Online - Lightning: the not-so-silent borehole pump killer Figure 5: Two halves of an arrestor blown apart on the secondary side of the same transformer. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462355454043-UC8V3RWR8N330NCNSZAK/image-asset.jpeg Borehole Water Journal Online - Lightning: the not-so-silent borehole pump killer Figure 6: Good quality arrestors being fitted to a control panel. Note the green condition indicators next to the electrician’s thumb. https://bwa.co.za/the-borehole-water-journal/2016/5/6/roadmap-for-mines-to-comply-with-water-use-licences monthly 0.5 2016-05-10 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462534284971-NML6DCUA9BGW1BIY5BJ4/image-asset.jpeg Borehole Water Journal Online - Roadmap for mines to comply with water use licences Water Use Licence Implementation Plan for mining https://bwa.co.za/the-borehole-water-journal/2016/5/8/up-thrusting-in-boreholes monthly 0.5 2021-10-27 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462727393034-RAJUKDYG0203Q44UYNHK/Fig+1+SHC+without+maric+resized.jpg Borehole Water Journal Online - Upthrusting in Boreholes Figure 1: System curve for 32mm HDPE pipe and + pump curve for borehole static and dynamic water levels https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462727544721-2H3SF8279AAUNI5W2IZZ/image-asset.jpeg Borehole Water Journal Online - Upthrusting in Boreholes Figure 2: 150kW mine dewatering pump https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462727687099-8OLJFKFWAQIE5L7SJ9B8/image-asset.jpeg Borehole Water Journal Online - Upthrusting in Boreholes Figure 3: New system head curves with self adjusting control valves https://bwa.co.za/the-borehole-water-journal/2016/2/25/the-journals-journey-from-printed-shine-to-slick-online monthly 0.5 2016-02-26 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1456489466193-U1EG1PWSR38RCF9OMLM1/image-asset.png Borehole Water Journal Online - The Journal's Journey - from printed shine to slick online The Borehole Water Journal through the years. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1456412936650-MKV1WBWZQ5PQ0UG0MIYE/image-asset.png Borehole Water Journal Online - The Journal's Journey - from printed shine to slick online The Borehole Water Journal Online https://bwa.co.za/the-borehole-water-journal/2016/2/13/johannesburg-water-and-the-borehole-water-association-sign-mou monthly 0.5 2016-02-29 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1455358167843-BHH0BACCFQP3ZVF3LRB2/image-asset.jpeg Borehole Water Journal Online - Johannesburg Water and the Borehole Water Association sign MOU Colin Rice, President of the BWA and Lungile Dhlamini, Managing Director of Johannesburg Water signing the MOU at the Bryanston Country Club on 3 February 2016. https://bwa.co.za/the-borehole-water-journal/2016/2/3/urban-water-supply-are-we-walking-on-the-solution monthly 0.5 2017-10-31 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1454569655532-59XVNGE02MNQRG2S7SDA/image-asset.jpeg Borehole Water Journal Online - Urban water supply: Are we walking on the solution? Dolomite drilling for a series of large-diameter/high-yield boreholes drilled from Vereeniging to the south of Johannesburg in the 1980s. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1454569914602-8NIQNTG9M9U6F14VQVEV/image-asset.jpeg Borehole Water Journal Online - Urban water supply: Are we walking on the solution? Yield testing one of the large-diameter/high-yield boreholes in the Vaal Triangle. https://bwa.co.za/the-borehole-water-journal/2016/2/3/borehole-an-alternative-water-supply monthly 0.5 2016-02-08 https://bwa.co.za/the-borehole-water-journal/2016/1/30/turning-acid-mine-water-into-award-winning-municipal-water monthly 0.5 2016-02-29 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1454155896924-A407C7YHLTQ2VWK3I585/image-asset.jpeg Borehole Water Journal Online - Turning acid mine water into award-winning municipal water The Emalahleni Water Reclamation Plant https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1454155992211-0JBEFGSFY9NV7XX6LVE4/image-asset.jpeg Borehole Water Journal Online - Turning acid mine water into award-winning municipal water The reverse-osmosis plant https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1454156026937-4WOJRAR8UBZR6XXSO5VE/image-asset.jpeg Borehole Water Journal Online - Turning acid mine water into award-winning municipal water The extension to the reclamation water plant https://bwa.co.za/the-borehole-water-journal/2016/2/19/getting-to-grips-with-the-issue-of-water-use-licences monthly 0.5 2016-02-19 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1455864453522-V16Z11CMSE1WRXISVNTN/BWA+Jnl.+Vol.+99+-+Pg+18+-+Getting+to+Grips+with+Water+Use+Licences+-+Newly+drilled+artesian+borehole+for+municipal+water+supply.jpg Borehole Water Journal Online - Getting to grips with the issue of water use licences Newly drilled artesian borehole for municipal water supply. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1455864692984-S2ZGLAK1OTCUHWW5DKDH/BWA+Jnl.+Vol.+99+-+pg+18+-+Getting+to+grips+with+Water+use+Licences+-+Groundwater+monitoring+well+near+Piketberg.jpg Borehole Water Journal Online - Getting to grips with the issue of water use licences Groundwater monitoring well near Picketburg. https://bwa.co.za/the-borehole-water-journal/2015/4/25/rural-water-supply-boreholes-its-time-to-forget-about-short-term-cost-saving-and-focus-on-drilling-boreholes-that-will-last-a-lifetime monthly 0.5 2016-02-23 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1429990220517-TUB02F7GR324VOL6TQO3/image-asset.jpeg Borehole Water Journal Online - Rural water supply is paying a high price for "cost-effective boreholes" Photo courtesy of World Bank Photo Collection on Flickr https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1454313006480-CVRLIGG0DA5HNXFL0SEE/image-asset.png Borehole Water Journal Online - Rural water supply is paying a high price for "cost-effective boreholes" Well development in Mauratania https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1454313041087-L0D5DCYOMY0NOKIDUNRV/image-asset.png Borehole Water Journal Online - Rural water supply is paying a high price for "cost-effective boreholes" Wellfield in Mauratania https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1454313137897-MT8Q7LUEY2J5NOQXG7T1/image-asset.png Borehole Water Journal Online - Rural water supply is paying a high price for "cost-effective boreholes" Borehole development https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1454313180158-GE9H10JXP4N73IJIBZ1R/image-asset.png Borehole Water Journal Online - Rural water supply is paying a high price for "cost-effective boreholes" Municipal water Supply Well: RSA https://bwa.co.za/the-borehole-water-journal/2015/11/19/south-africas-first-mine-water-atlas-is-currently-underway monthly 0.5 2016-02-23 https://bwa.co.za/the-borehole-water-journal/category/Vol+132+News monthly 0.5 https://bwa.co.za/the-borehole-water-journal/category/Vol+101+News monthly 0.5 https://bwa.co.za/the-borehole-water-journal/category/Vol+117+Feature monthly 0.5 https://bwa.co.za/the-borehole-water-journal/category/Vol+100+Feature monthly 0.5 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Events - NGWA: 2016 Groundwater Week https://bwa.co.za/bwa-events/2016/2/26/thought-leader-dialogue-on-water-with-the-mail-and-guardian monthly 0.5 2016-02-08 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1454934058782-BK7ZUXS9G1JETY398CVF/MG+pic.png BWA Events - Thought Leader Dialogue on Water with the Mail and Guardian https://bwa.co.za/bwa-events/2016/2/3/borehole-drilling-display-at-bryanston-country-club monthly 0.5 2016-02-02 https://bwa.co.za/bwa-events/2015/5/11/groundwater-division-14th-biennial-groundwater-conference monthly 0.5 2015-05-11 https://bwa.co.za/bwa-events/2015/5/20/international-water-technology-exhibition-and-conference monthly 0.5 2015-05-11 https://bwa.co.za/bwa-events/2015/5/5/bwa-exco-meeting monthly 0.5 2015-05-05 https://bwa.co.za/showroom daily 0.75 2022-03-05 https://bwa.co.za/showroom/2016/2/11/wtpi-water-technology-plastic-industries monthly 0.5 2022-06-27 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1455177792387-8FAHBKM9TRF4S0MCQXQD/WTPI_logo.png BWJ Online Showroom - For PVC Borehole Casings and Screens https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1455177652118-FOM5TIJ8N762C5KZH04R/WTPI+Ad.png BWJ Online Showroom - For PVC Borehole Casings and Screens https://bwa.co.za/showroom/2016/2/10/hose-manufacturers monthly 0.5 2022-07-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566038334930-P75WVETG7WEE2WO9AN1X/1++current+Hose+Manufacturers+New+Logo.jpg BWJ Online Showroom - Hose Manufacturers … 256m of Boreline installed in 37 minutes! https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566124394569-0T3CMSU26AIUT8I97HH2/Hose+Showroom+ad+new+logo.png BWJ Online Showroom - Hose Manufacturers … 256m of Boreline installed in 37 minutes! https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1566124419871-35XX69APE8ZTWTCZ210J/Hose+A4+ad+new+logo.png BWJ Online Showroom - Hose Manufacturers … 256m of Boreline installed in 37 minutes! https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1456751913139-7G0LVZ4OEKL044NLQTL2/image-asset.png BWJ Online Showroom - Hose Manufacturers … 256m of Boreline installed in 37 minutes! 256m of Boreline was connected and attached to the pump and power cable off-site and wound onto the spooler. This trailermounted spooler unit was then driven to site and backed up to the well. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1456751964245-CXV085NP2LP5DD1QD6LM/image-asset.png BWJ Online Showroom - Hose Manufacturers … 256m of Boreline installed in 37 minutes! Here the pump is lifted and lowered into the well. A further slight modification to the spooler would make even this job simpler and require no manhandling. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1456752097595-3OFODQ094UHIB125ZLRY/image-asset.png BWJ Online Showroom - Hose Manufacturers … 256m of Boreline installed in 37 minutes! A final check was done before the lowering process started. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1456752534411-MRW8VYFTZ0Y677BE89ZB/image-asset.png BWJ Online Showroom - Hose Manufacturers … 256m of Boreline installed in 37 minutes! The spooler is lowering the pump, Boreline and Power cable. No effort was required from the operators as this spooler is powered by a generator and does all the work. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1456752626990-48L4423NAAAXL2CTZGJ8/image-asset.png BWJ Online Showroom - Hose Manufacturers … 256m of Boreline installed in 37 minutes! Shortly afterwards the base plate was attached and lowered into place on the well head. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1456752682895-U3S2UQ2HZQ8R2AOIJAVZ/image-asset.png BWJ Online Showroom - Hose Manufacturers … 256m of Boreline installed in 37 minutes! All Done! https://bwa.co.za/showroom/2016/2/11/aquatronics monthly 0.5 2022-06-27 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1455180566901-N79VV4FOE0SLVIXIPW57/image-asset.png BWJ Online Showroom - We install all makes of of borehole pumps https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1455180681707-U6USNYLFJNG2QJ8WFHG7/image-asset.png BWJ Online Showroom - We install all makes of of borehole pumps https://bwa.co.za/showroom/tag/Aquatronics monthly 0.5 https://bwa.co.za/showroom/tag/Driller monthly 0.5 https://bwa.co.za/showroom/tag/ECO-TEC monthly 0.5 https://bwa.co.za/showroom/tag/Geotron monthly 0.5 https://bwa.co.za/showroom/tag/Waterman+Drilling+and+Pumps monthly 0.5 https://bwa.co.za/showroom/tag/WSP+Environment+%26+Energy monthly 0.5 https://bwa.co.za/showroom/tag/Borehole+Testing monthly 0.5 https://bwa.co.za/showroom/tag/AGES monthly 0.5 https://bwa.co.za/showroom/tag/AB+Pumps monthly 0.5 https://bwa.co.za/showroom/tag/Hose+Manufacurers monthly 0.5 https://bwa.co.za/showroom/tag/Pump+Installer monthly 0.5 https://bwa.co.za/showroom/tag/Borehole+Casings monthly 0.5 https://bwa.co.za/showroom/tag/water+treatment monthly 0.5 https://bwa.co.za/showroom/tag/Borehole+Screens monthly 0.5 https://bwa.co.za/showroom/tag/Geophysical+Instrumentation monthly 0.5 https://bwa.co.za/showroom/tag/Roscoe+Moss+Company monthly 0.5 https://bwa.co.za/showroom/tag/hoses monthly 0.5 https://bwa.co.za/showroom/tag/Consultancy monthly 0.5 https://bwa.co.za/showroom/tag/WTPI monthly 0.5 https://bwa.co.za/showroom/tag/Boreline monthly 0.5 https://bwa.co.za/laypersons-guide daily 0.75 2025-03-12 https://bwa.co.za/join daily 0.75 2026-02-16 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1430168322426-3Q9GRLIBIP3V3S5QZJRP/51513291_33fd87250d_z.jpg Join the BWA https://bwa.co.za/about daily 0.75 2020-02-20 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1429468076258-G1K5TFT9A2NERAAXEBE9/5908061385_a63d5d17fd_z.jpg The Borehole Water Association https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1430504147429-L37E8SBFC98KHJM9N3Q4/image-asset.png The Borehole Water Association https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1430504285306-I5SNEJIRDHJ8NU1E2LC9/image-asset.png The Borehole Water Association https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1430504496100-05T2BW0R6FWH7RPDFIHB/image-asset.png The Borehole Water Association https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1430504682733-GJVF65OMB8KUYVFG31LN/image-asset.png The Borehole Water Association https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1430505183985-AAW2X677VGY9ORE5UQ8R/image-asset.png The Borehole Water Association https://bwa.co.za/home daily 0.75 2025-09-10 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1516785265524-I0RS72V69ZLLZFF16SCC/BWA+Homepage+Banner+Pic.jpg The BWA promotes the sustainable use of Southern Africa's groundwater. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1431372912446-MFHLKWZQ9PV99S6G4AQX/image-asset.png The BWA promotes the sustainable use of Southern Africa's groundwater. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1431372980115-RL1K27TG2ZNLVVF3W7XS/image-asset.png The BWA promotes the sustainable use of Southern Africa's groundwater. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1431373031807-1UGZH50R9S9P9H2CAP18/image-asset.png The BWA promotes the sustainable use of Southern Africa's groundwater. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/804cc81e-4fbb-476c-a191-391ac0786656/IPAD+V139.png The BWA promotes the sustainable use of Southern Africa's groundwater. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1431373098964-TCPJR2CW002QJOMPB7SB/image-asset.png The BWA promotes the sustainable use of Southern Africa's groundwater. https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/33c089ed-9b76-4085-ad3a-764de342022b/IPAD+V139.png The BWA promotes the sustainable use of Southern Africa's groundwater. https://bwa.co.za/contact daily 0.75 2025-05-21 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1516785687507-IP8Y26UCIB4HBXAZME55/BWA+Contact+Banner+Pic.jpg Contact the BWA https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1430489044351-TWG8OSEZHLG12NKD0YRS/image-asset.png Contact the BWA https://bwa.co.za/communication-channels daily 0.75 2025-05-21 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1455444642979-POPDSU4H1X5YW1A6YAFK/CommunicationWeb2.png BWA Communication Channels https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/db58d415-da70-490a-a969-000d85f74f30/IPAD+V139.png BWA Communication Channels https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1455471917428-37ILLCC00U1YW9FXLEFH/image-asset.png BWA Communication Channels https://bwa.co.za/advertising-information daily 0.75 2024-03-15 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1430574556668-6MOIBBYMZW2HY03Z4ETY/14598452558_99bed2385e_k.jpg Advertise in the Journal https://bwa.co.za/credits daily 0.75 2018-01-24 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1516785406827-4JAKDTB1ANQUGGGKHR7D/BWA+Homepage+Banner+Pic.jpg Credits https://bwa.co.za/journal-volume-100 daily 0.75 2016-05-15 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1454256162460-LCRK08PK64ZXNRATCBF8/EMALAHLENI+WA%2387FC53.jpg Borehole Water Journal Online Volume 100 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1455348614414-H5VAOHD09ZFCUCBHRL98/image-asset.png Borehole Water Journal Online Volume 100 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1463311892006-GAI56K0WJHCFBP96I81Y/image-asset.png Borehole Water Journal Online Volume 100 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1456058092086-2UHA0VK6RW4THYCX0H7J/image-asset.png Borehole Water Journal Online Volume 100 Advertise in the Borehole Water Journal Online. Click here for details. https://bwa.co.za/subscribe-to-the-journal daily 0.75 2025-06-27 https://bwa.co.za/bwj-online-showroom daily 0.75 2016-02-09 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1455021646839-NYFTUAFAFHPUI3V2GXNM/shutterstock_68270668.jpg BWJ Online Showroom https://bwa.co.za/submit-an-article daily 0.75 2016-02-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1455351035150-6BA4L8CC2R8KGO3WN7MC/JournalOnline_logo2.png Submit an Article https://bwa.co.za/bwa-404-page daily 0.75 2016-04-26 https://bwa.co.za/journal-volume-101 daily 0.75 2016-05-11 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1462278342973-KXU8QQ8J9TMDD2K0JFPO/Cover+pic+lightning.jpeg Journal Volume 101 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1455348614414-H5VAOHD09ZFCUCBHRL98/image-asset.png Journal Volume 101 https://bwa.co.za/journal-search daily 0.75 2019-04-29 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Journal Volume 128 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1618319933251-HEKSLLIRY3A9P0N3S2N2/BWJO+V128+Curvy+Cover.png Journal Volume 128 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1516783966590-WD66B9TV62CK2BRWAEJ9/BWJO+Advertising+Promo+Vol+102+X2.png Journal Volume 128 https://bwa.co.za/journal-volume-129 daily 0.75 2021-09-05 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1618319839079-HTUF2BNNS4GC4G5NK8AI/drip-4267390_1920.jpg Journal Volume 129 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1455348614414-H5VAOHD09ZFCUCBHRL98/image-asset.png Journal Volume 129 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1630846141255-CPYLMTLQP8NFXLJR27H3/BWJO+Vol129+Curvy+Cover1.png Journal Volume 129 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1516783966590-WD66B9TV62CK2BRWAEJ9/BWJO+Advertising+Promo+Vol+102+X2.png Journal Volume 129 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Journal Volume 131 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/ef659ce9-c77e-43fc-9819-a69d0f6b427e/V131+iPad+cover2.png Journal Volume 131 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1516783966590-WD66B9TV62CK2BRWAEJ9/BWJO+Advertising+Promo+Vol+102+X2.png Journal Volume 131 https://bwa.co.za/journal-volume-132 daily 0.75 2022-06-27 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1646811401318-R8GYR4BFQXHWDP5XREUE/water-g86c6649f4_1920.jpg Journal Volume 132 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1455348614414-H5VAOHD09ZFCUCBHRL98/image-asset.png Journal Volume 132 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/13d0fdae-6664-47f2-9cae-c59dea1f1abc/IPad+Cover+V133.png Journal Volume 132 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1516783966590-WD66B9TV62CK2BRWAEJ9/BWJO+Advertising+Promo+Vol+102+X2.png Journal Volume 132 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Journal Volume 137 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/b0e6d3b2-8ce8-47ef-8667-e385e05a2bb7/IPad+Cover+Vol+137.png Journal Volume 137 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1516783966590-WD66B9TV62CK2BRWAEJ9/BWJO+Advertising+Promo+Vol+102+X2.png Journal Volume 137 https://bwa.co.za/journal-volume-138 daily 0.75 2024-03-13 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1710250297729-EZRAEI5TR7RZS9V973HO/blue-flower-2197679_1280.jpg Journal Volume 138 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1455348614414-H5VAOHD09ZFCUCBHRL98/image-asset.png Journal Volume 138 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/14d76026-3471-4b91-9724-e842d3ee60ae/IPad+Cover+Vol+138.png Journal Volume 138 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1516783966590-WD66B9TV62CK2BRWAEJ9/BWJO+Advertising+Promo+Vol+102+X2.png Journal Volume 138 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https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1455348614414-H5VAOHD09ZFCUCBHRL98/image-asset.png Journal Volume 139 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/2f52ca2b-9789-4b50-a9bb-6d3e2e61f3f1/IPAD+V139.png Journal Volume 139 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/1516783966590-WD66B9TV62CK2BRWAEJ9/BWJO+Advertising+Promo+Vol+102+X2.png Journal Volume 139 https://bwa.co.za/home-page-2025 daily 1.0 2025-10-28 https://images.squarespace-cdn.com/content/v1/553287f3e4b0dd67d8b1a3b9/e12f7350-ae37-43ac-a960-04bbe9723f73/BWA+landing+page.png Borehole Water Association - Make it stand out Whatever it is, the way you tell your story online can make all the difference.