18° 20° 22° 24° 26° 28° 30° 32° Status of ° ° 2 2 2 Z I M B A B W E 2 ELEVATION Musina ! L imp o p o M Groundwater Level Trends ! ! ! ! ! Mopane Tshipise Pafuri O 0 - 400m ! ! ! Alldays! ! Nzhelele# ! ! ! Swartwater ! Pundu Maria ! ! !! ! ! Z ! ! ! ! 30 March 2018 to 30 March 2020 400 - 800m ! ! ! ! Buysdorp ! ! Levubu ! ! ! !! ! ! A Tom Burke ! ! ! ! Makhad!o ! Shingwedzi Bochum ! ! ! M ! 800 - 1200m ! !Mogwadi! M o ! ! ! ! S k ! B O T S W A N A ! i o Ga-Ramokgopa ! ! n l ! o ! Rebone ! g ! B Morebeng !L I!M u 1200 - 1600m ! !! Mooketsi L e e ! ! 1! ! ! ! ta b d Description: Seshego ! ! a x i ! ! ! ! # Letsitele e Bakenberg Mmotong ! ! I n ! Tzaneen ° ! !! ! ° a !H! ! ! !Gravellotte

4 ! 4 The map indicates the change in groundwater t w # Q 2 1600 - 2000m o Mokolo POLOKWANE ! Phalaborwa 2 N g ! ! !! ! ! Sentrum Mokopane ! !!! lifants ! ! ! ! ! ! O levels for the period between March 2018 and C ! ! ! ! ! U co r Vaalwater !# ! ! ri o Doorndraai ! ! c ! Zebediela ! 2000 - 2400m a o ! ! March 2020. The increase of water levels is M d Mookgophong ! i ! ! Ga-Masemola Penge le ! ! ! ! ! E ! Thabazimbi ! ! ! indicated in blue and lilac points. Green indicates Dwaalboom ! !! Steelpoort !! ! ! ! ! ! !! 2400 - 2800m ! Modimolle !! ! Flag Boshielo# !Jane Furse Supingstadt Bela-Bela ! Ohrigstad ! stable (unchanged) water levels and the decrease ! ! ! a ti Marble Hall m Tloonane Village! ! o of water levels is indicated in orange and red 2800m > !# ! ! c ! n Motswedi! !Ga Mokgatlha Fafung Klipvoor Rapotokwane ! I ! ! # ! ! # ! ! ! Nossob ! Vaalkop #Roodekopjes 2 !! ! Mokgola ! # Kwena ! ! ! Loskop H! ! ! !!! Lehuru!tsh!e! Zeerust Swartruggens !!! ! ! ! ! PRETORIA ! !! ! Hartbeespoort MBOMBELA! ! Mata-Mata! !!!!! ! !Ottoshoop ! # ! H!! ! ! Pomfret! ! ! ! !! Koster ! !! ! ! ! ! ! ! ! ! ! !!!! !Bronkhorstspruit Vygeboom ! Change in Groundwater (GW) Levels [m] ! !! ! ! ! ! Pretoria ! # ° !!!!!! Mafikeng !! !! !!!!! # # Nooitgedacht ° 6 N A M I B I A !! Centurion!!!!!! Witbank # !!!! ! 6 2 Tosca ! ! !! !! 2 Piet Plessis !! !!!!! !! !!!! ! ! ! !Lichtenburg H! !!!!! Delmas ! ! !!! ! ! ! GW Level Increase > 1.0 ! ! !!! ! ! ! ! !!!!!!!! M P ! !!!!!!J!O!HA!!NNESBURG ! Heuningvlei Setlagole N W Ventersdorp !!! ! ! o ! Coligny !! !! Westoe ! t ! Stella ! ! Carletonville ! l # u Ganyesa ! ! !! p ! Twee Rivieren ! a S W A Z I L A N D ! ! a GW Level Increase > 0.1 to 1.0 Delareyville Sannieshof v Jericho# ! G re ! ! ! r a ! ! Vaal Barrage G T t M Rietfontein ! ! # e #! U su ! Mo lo p o ! ! ! t t u ! ! a l a Morgenstond ! a W ! ! !! Ottosdal V # ! ! ! !!!!Vryburg !! ! # Vaa l ! Kwangw!anase ! GW Level Stable: -0.1 to 0.1 K u ru m a n Van Zylsrus Migdol Vaal # Askham Grootdraai !! Heyshope ! a ! l !! ! ! ! o # g ! ! ! W ! ! ! ! Schweizer-Reneke Koppies Pongolapoort n ! ! Cornelia o GW Level Decrease: > -0.1 to -1.0 ! ! il P !! 5 g ! # ! ! h Kuruma!n ! !! # ! ! ! e !! is ! !!! Edenville ! Noenieput !!! !Taung ! Zaaihoek !! F ! ! ! ! !! ! Petrus Steyn Mbazwane !!! ! Reivilo !!! ! ! Memel ! ! !!!! ! l # ! ! GW Level Decrease: > -1.0 !!! ! ! a a ! ! Vryheid ! V !!! ! Kroonstad ! ! Kathu ! ! Bloemhof ! ! Warden

° Steynsrus ! ° ! ! B

8 ! V ! 8 ! et ! # ! u 2 # Hertzogville Arlington Ntshingwayo ! ! f 2 # ! ! fe ! ! ! ! l ! ! Spitskop Vaalharts ! s ! !! ! ! Paul Roux Nqutu !! ! Daniëlskuil # Khubus F S Allemanskraal ! M i ! ! Postmasburg s ! Sterkfontein fo z ! rt # l o Boshof Erfenis ! Pomeroy Riemvasmaak ! a ! ! # ! Melmoth H ! Winburg ! ! ! Brandfort Spioenkop Sending ! ! ! # T h u4 LEGEND Campbell !! # k e Goedertrou ! H!! Dealesville Verkeerdevlei la # ! a n ge Griekwastad ! o d d e r ! Woodstock O r ! M ! #Krugersdrift ! H ! ! ! Kranskop ! Eksteenfontein KIMBERLEY Excelsior ! a ! r Petrusburg ! t !! K Z N Mapumulo RSA Groundwater Dependant Towns 2013 Lekkersing b ! H! ! ! e e ! ! ! BLOEMFONTEIN n Greytown ! s o ! ! Mandini ! Kenhardt ! d ! ! # e Port Nolloth ! ! Tierpoort l ! R Rustfontein H! !! Niekerkshoop i e t # a #Albert Falls Major RSA Cities Kalkfontein Dewetsdorp C Midmar# Marydale # ! ! Reddersburg ! Inanda Kleinsee ! ! L E S O T H O ! # # A Ko!maggas ! ! ! ! ! Fauresmith Wepener Bulwer! ! Major RSA Dams C Edenburg ! Strydenburg Welbedacht# !! H! ° C ! ! ! DURBAN ° Loop 10 a ! Richmond 0 ! N C Se !! 0 T r B Trompsburg! n qu 3 n a r ak Petrusville 3 rvo ! Ixopo Kamieskroon n M ! Major RSA Rivers le # Smithfield ! ! O Vanderkloof Phillipolis ! z ! e ! ! Zastron im g n ! Matatiele ! ! 6 g k ! ! te ! L Vanwyksvlei e Springfontein ! Leliefontein ! h Brandvlei # r Philipstown ! Hondeklipbaai s ! ! u ! ! Vosburg ! l RSA Rainfall Regions ! Kliprand Britstown Gariep Rouxville u ! ! Vanwyksvlei !! !! !!! Norvalspont Sterkspruit ! ! Garies # !!! ! # Mount Fletcher A !! !!! ! ! ! (A = Winter; B = Year Round; C = Summer) ! Smartt Syndicate ! ! !! ! Lady Grey De Aar Colesberg ! Loeriesfontein Venterstad raa i ! ! K !Ntabankulu ! ! s ! ! Mount Frere Kotzesrus ! i ! Burgersdorp N ! Hanover !!! V Carnarvon ! ! Provincial Boundary Bitterfontein Noupoort ! Barkly East !! iT s t Flagstaff Jamestown i sa Nieuwoudtville S a k !! Tsolo ! ! !!! Victoria West Richmond Molteno ! T !! ! !! ! International Boundary t ! Steynsburg Lusikisiki u ! ! Loxton ! !! ! Cala Umtata o !!!! Williston !! ! ! # N S !! Calvinia ! Hofmeyr ! ! Libode !!!!!! Middelburg ! Lady Frere !! ! !!! Sterkstroom ! ! ! M I !! !! Ncora z ! ! # im Xonxa # # Engcobo Ngqeleni vu A Middelpos Fraserburg ! Grassridge # M bu Water Management Areas Klawer ! ! Lubisi ° D o ri 9 ! ! b ° n ! a C g Nieu - Bethesda s 2 !Tarkastad ! 2

3 Lambert's Bay h E 3 ! ! ! ! Murraysburg # Cofimvaba e !!! !! !!! Kommandodrift 2012 Water Management Areas Boundary !!#! !! ! !!!!!! Nelspoort #! Vanryneveldspas # ! !! !!! !!!!!!! G Sutherland !! Graaff - Reinet Lake Arthur r C Elandsbaai Clanwilliam ! !!! oo ! ! ! K Aberdeen t- a ! # K Centane ! Beaufort West r De Hoop ei ! i Pearston 1 Limpopo g ! E C Komga! O ! !! a O ! Merweville ! ! Citrusdal ! ! ! Bedford ! Kei Mouth ! Leeu Gamka Somerset East 2 Olifants Be a ! Jansenville ! rg Rietbron !! G Bridle Drift k ! C A Porterville ! 7 # ! ! ! #Beervlei ! ro o t-V i s H! N Saldanha !! ! m ! Darlington !!!! ! a G ro o Klipplaat EAST LONDON !!!!!!! ! Laingsburg G Prince Albert t # 3 Inkomati-Usuthu !!!!!!! !!Tulbagh ! ! Willowmore !!! ! #Floriskraal # ! ! A E ! !! ! !!! # Matjiesfontein Steytlerville ! Paterson Hamburg !!! Voelvlei Gamkapoort S o ! !! ! ! nd ! ! a 4 Pongola-Mtamvuna Atlantis !! !! I ! ! ! ! ! g ! !! !! Brandvlei s Alexandria! A !!!! ! # Kouga# ! Kenton on Sea !! !! # D 5 Vaal ! !! Kwaggaskloof !Uitenhage Port Alfred CAPE TOWN !!!!!!! ° ! Berg!!!! Franschhoek B ° ! ! #!!!! reW C ! ! H !! e G George Humansdorp 4 ! ! B H! N 4 N ! River o ! !

3 !! 3 !!! ! # Villiersdorp ! Kareedouw u # ! 8 Jeffreys Bay PORT ELIZABETH 6 Orange Theewaterskloof Sedgefield Albertina ! r ! Impofu ! I Somerset West it s Cape St Francis ! ! ! 7 Mzimvubu-Tsitsikamma Hermanus Bredasdorp Stanford ! ! 100 0 100 200 300 Km Arniston 8 Breede-Gouritz ! Agulhas 1:6 000 000 9 Berg-Olifants 18° 20° 22° 24° 26° 28° 30° 32° Task No: GM20_041

Data sources: Boundaries, towns and rivers: Chief Directorate National Geospatial Information (NGI), Dept. Rural Development & Land Reform (DRDLR). Groundwater level data: National Groundwater Archive (NGA) and HYDSTRA Database; Directorate: Surface & Groundwater Information; Dept. of Water & Sanitation (DWS).