17° 18° 19° 20° 21° 22° 23° 24° 25° 26° 27° 28° 29° 30° 31° 32° Z I M B A B W E 22° 22° Musina

Pafuri Mopane Tshipise Alldays Pundu Maria

Swartwater

Buysdorp Makhado Thohoyandou Tom Burke Levubu 23° 23° Bochum Elim Shingwedzi Mogwadi Giyani Rebone Vivo-Dendron Ga-Ramokgopa Morebeng Lephalale Mooketsi Aquifer Vulnerability POLOKWANE Tzaneen Bakenberg Mmotong Letsitele Seshego PHALABORWA of

Gravellotte Olifants E Mokopane 24°

24° Sentrum Dorpsrivier U Mookgophong Zebediela Nyl River Valley Penge Hoedspruit

B O T S W A N A Mookgophong Ga-Masemola Satara Q Thabazimbi Roedtan I Dwaalboom Modimolle Jane Furse Steelpoort Supingstadt

Ohrigstad B Crcodile River Bela-Bela Bushbuckridge Northam Marble Hall Belfast Tloonane Village M Rapotokwane Mashishing Skukuza Siyabuswa Sabie Hazyview Motswedi Ga Mokgatlha Mabeskraal Fafung 25° A 25° Groblersdal Roossenekal Mokgola Bagatla Crocodile River Lehurutshe Soshanguve Z Nossob Moloto Dullstroom Komatipoort Zeerust Swartruggens NELSPRUIT Brits Cullinan Malalane O Ottoshoop Rustenburg Kroondal_Marikana Middelburg PRETORIA Bronkhorstspruit Machadodorp Mata-Mata Pomfret Mafikeng Koster Centurion M Tosca eMalahleni Barberton Bo-Molopo Tarlton Lichtenburg Carolina Badplaas Krugersdorp Kempton Park Piet Plessis Delmas 26° JOHANNESBURG Hendrina 26° Heuningvlei Setlagole Ventersdorp-Eye Ventersdorp Springs Carletonville Background: Coligny Leandra Heidelberg Secunda Implementation of the Reconstruction and Development Programme Twee Rivieren Stella Sannieshof Bethal Ganyesa Ermelo Potchefstroom Amsterdam (RDP) in South Africa has highlighted the importance of groundwater Delareyville Vereeniging Balfour resources in the country as the role they will play in satisfying the targets Sasolburg Greylingstad Morgenzon Rietfontein Ottosdal Klerksdorp SWAZILAND Van Zylsrus Migdol of the RDP. As a result, exploration, development and protection of Vryburg Parys Deneysville Standerton Askham Vredefort aquifers is receiving unprecedented attention. Provision of the Villiers Amersfoort Piet Retief Wolmaransstad Viljoenskroon Schweizer-Reneke Koppies Kwangwanase appropriate information to national water resource managers and Hotazel Heilbron Frankfort 27° 27° Cornelia Leeudoringstad planners is a critical part of the process which aims to provide a Bothaville Vrede Volksrust Wakkerstroom further twelve million people with adequate access to potable water. Kuruman Edenville Tweeling Pongola Reivilo Taung Jozini N A M I B I A Bloemhof Paulpietersburg Kroonstad Utrecht Mbazwane Kathu Petrus Steyn Memel Data Sources: Mkuze This map is based on the Borehole Prospects map provided by JR Jan Kempdorp Hoopstad Wesselsbron Reitz Christiana Lindley Warden Newcastle Vryheid Vegter, Hydrogeological Consultant and AJ Seymour, DWA. Olifantshoek Welkom Steynsrus Nongoma Ventersburg Arlington Danielskuil Warrenton Hertzogville Virginia Hluhluwe Bethlehem Dundee Nqutu Bultfontein Harrismith 28° Description: 28° Senekal Kestell Delportshoop This map indicates the tendency or likelihood for contamination to reach Theunissen Paul Roux Babanango Sending Winburg Ulundi a specified position in the groundwater system after introduction at some Witsand Qwaqwa Barkly West Boshof Clarens Ladysmith Mtubatuba location above the uppermost aquifer. Green represents the least Khubus Schmidsdrift Brandfort Fouriesburg Pomeroy Augrabies Dealesville Marquard Bergville Melmoth vulnerable region that is only vulnerable to conservative pollutants in Griekwastad KIMBERLEY Verkeerdevlei Colenso Campbell Ficksburg Manyane Empangeni Alexander Bay Winterton Weenen the long term when continuously discharged or leached. Yellow Clocolan Ritchie RICHARD'S BAY represents the moderately vulnerable region which is vulnerable to some Excelsior Estcourt Eshowe Douglas BLOEMFONTEIN Kranskop Pella Jacobsdal Petrusburg Thaba Nchu Ladybrand pollutants, but only when continuously discharged or leached. Red Lekkersing Greytown Pofadder KwaMankonjane 29° Niekerkshoop Mapumulo 29° represents the most vulnerable aquifer region, which is vulnerable to Botshabelo Mooi River Mandini Marydale Koffiefontein Steinkopf many pollutants except those strongly absorbed or readily transformed Hobhouse KwaDukuza in many pollution scenarios. Hopetown PRIESKA Reddersburg Dewetsdorp Howick Pietermaritzburg Luckhoff Fauresmith Edenburg Wepener Himeville Springbok L E S O T H O Kleinsee Strydenburg Bulwer Trompsburg Richmond Loop 10 DURBAN Petrusville Smithfield Ixopo Phillipolis 30° 30° Springfontein Zastron Vanwyksvlei Umzimkulu Matatiele Scottburgh Philipstown Bethulie Rouxville LEGEND Hondeklipbaai Leliefontein Vosburg Britstown De Aar Sterkspruit Kokstad Colesberg Aliwal North Harding Kliprand Lady Grey Mount Fletcher Water Source Venterstad Rhodes Port Shepstone Mount Frere Mount Ayliff Carnarvon Burgersdorp Bizana Barkly East Groundwater Hanover Ntabankulu Kotzesrus Jamestown Noupoort Maclear Flagstaff Bitterfontein 31° Ugie 31° Combination (Ground and surface water) Steynsburg Dordrecht Williston Victoria West Tsolo Richmond Molteno Elliot Lusikisiki Loxton Middelburg Indwe Surface water Sterkstroom Cala Libode A Lutzville Vredendal Hofmeyr Mthatha DURBAN Major Towns/Cities Lady Frere Engcobo Ngqeleni Port St. Johns T Vredendal Nieu - Bethesda QUEENSTOWN Mqanduli Strandfontein Middelpos Murraysburg L Klawer Tarkastad Vulnerability Ratings Doringbaai Cofimvaba Coffee Bay A Graafwater Nelspoort Cradock Tsomo Whittlesea Idutywa Graaff - Reinet N N Lambert's Bay Cathcart 32° 32° Clanwilliam Butterworth A Least Sutherland T Elandsbaai Aberdeen E Centane Moderate I Wadrif Stutterheim Komga C C Merweville Bedford Citrusdal Leeu Gamka Adelaide Kei Mouth Most Fort Beaufort O Rietbron Bhisho O Velddrif Vredenburg Piketberg EAST LONDON N C Porterville Province SaldanhaSaldanha/Lower Berg River Valley Laingsburg Prince Albert A Grahamstown I 33° 33° E Matjiesfontein Hamburg Moorreesburg Tulbagh Kirkwood Paterson Touwsrivier D A Darling Ceres Ladismith De Rust International boundary Yzerfontein De Doorns Calitzdorp Addo N Malmesbury Oudtshoorn Uniondale Uitenhage N Worcester Alexandria I Atlantis Baden Vanwyksdorp Despatch Kenton on Sea Da ms Paarl Wellington Montagu Uitenhage Robertson Stellenbosch Barrydale Sedgefield Spe cial aquifer regions Franschhoek George Knysna CAPE TOWN Swellendam Bellville Villiersdorp Riversdale Plettenberg Bay Mossel Bay Somerset West Heidelberg Cape St Francis 34° Riviersonderend Albertina 34° Simon's Town Caledon Stilbaai Gouritsmond Hermanus Witsand Stanford Bredasdorp Coordinate System: Clarke 1880 Albers Projection: Albers Original Map Compilation: Andiswa Matoti, Julian Conrad and Arniston (Standard Parallel 1: 19 Standard Parallel 2: 27 Central Meridian) Susan Jones, CSIR, 22 March 1999. Agulhas Datum: Clarke 1880 Recompiled: July 2013 Directorate: Hydrological Services 16° 17° 18° 19° 20° 21° 22° 23° 24° 25° 26° 27° 28° 29° 30° 31° 32° 33° Sub-Directorate: Groundwater Information