Surface Water Home Surface Water Map Download PDF file Provincial Eastern Cape Free State Gauteng Kwazulu-Natal Limpopo Kingdom of Lesotho* Mphumalanga Northern Cape North West Kingdom of Eswatini* Western Cape WMA Limpopo-Olifants Inkomati-Usuthu Pongola-Mtamvuna Vaal-Orange Mzimvubu-Tsitsikamma Breede-Olifants Drainage Region A Drainage Region B Drainage Region C Drainage Region D Drainage Region E Drainage Region F Drainage Region G Drainage Region H Drainage Region J Drainage Region K Drainage Region L Drainage Region M Drainage Region N Drainage Region P Drainage Region Q Drainage Region R Drainage Region S Drainage Region T Drainage Region U Drainage Region V Drainage Region W Drainage Region X Drainage Region Water Supply Systems Algoa Amathole Bloemfontein Cape Town Crocodile East Crocodile West IVRS Klipplaat Luvuvhu Orange Polokwane Umgeni uMlathuze Municipal Districts Amajuba Amathole Bojanala Buffalo City Cape Winelands Capricorn Central Karoo Chris Hani City of Cape Town City of Tshwane Dr Kenneth Kaunda Dr Ruth Segomotsi Mompati Ehlanzeni eThekwini Fezile Dabi Frances Baard Garden Route Gert Sibande Joe Gqabi King Cetshwayo Lejweleputswa Mangaung Mopani Namakwa Ngaka Modiri Molema Nkangala O.R.Tambo Overberg Pixley ka Seme Sarah Baartman Sekhukhune Thabo Mofutsanyane Umgungundlovu Umkhanyakude Uthukela Vhembe Waterberg West Coast West Rand Xhariep Zululand Summaries Provincial Summary Water Management Areas Summary Drainage Regions Summary Water Supply Systems Summary Capacity Deltas of WMA Capacity Deltas of Provinces

Breede-Olifants WMA 2025-12-29 Name River Nett FSC This Week% Delta this and last week Last week Delta last and previous week Previous week Bellair Dam Brak River 4.24 73.2 no data 73.18 Berg River Dam Berg River 127 73 no data 78.06 Brandvlei Dam Lower Brandvlei River 286 59.2 no data 64.44 Buffeljags Dam Buffeljags River 4.54 94 no data 70.08 Bulshoek Dam Olifants River 4.81 78.8 no data 54.48 Calitzdorp Dam Nels River 4.82 33.4 no data 35.8 Ceres Dam Koekedou River 17.3 85.3 no data 89.39 Clanwilliam Dam Olifants River 122 64.1 no data 72.14 De Bos Dam Onrus River 5.74 81.9 no data 85.58 Duiwenhoks Dam Duiwenhoks River 6.18 49 no data 53.32 Eikenhof Dam Palmiet River 28.9 73.7 no data 78.9 Elandskloof Dam Elands River 11.0 69.4 no data 75.91 Ernest Robertson Dam Groot Brak River 0.41 4.2 no data 22.97 Floriskraal Dam Buffels River 46.6 22.4 no data 23.33 Gamka Dam Gamka River 1.73 16.3 no data 20.06 Gamkapoort Dam Gamka River 35.7 3.3 no data 9.85 Garden Route Dam Swart River 12.4 45.7 no data 47.6 Hartebeestkuil Dam Hartenbos River 7.13 49.6 no data 51.97 Kammanassie Dam Kammanassie River 34.4 42.9 no data 44.65 Karee Dam Karee River 0.96 67.2 no data 71.93 Keerom Dam Nuy River 9.75 100 no data 100 Klipberg Dam Konings River 1.94 52.9 no data 52.88 Klipheuwel Dam Tributary of Hartenbos River 4.45 14.1 no data 13.28 Korentepoort Dam Korinte River 8.09 44.8 no data 50.91 Kwaggaskloof Dam Doorn River 169 57.8 no data 62.27 Lakenvallei Dam Sanddrifskloof River 10.4 95.7 no data 97.33 Leeubos Dam Swartbas River 95.7 no data 97.33 Leeugamka Dam Leeu River 13.4 9 no data 13.08 Miertjieskraal Dam Brand River 1.43 26.5 no data 27.3 Misverstand Dam Berg River 5.68 90.8 no data 100.42 Oukloof Dam Cordiers River 4.26 82.8 no data 84.24 Pietersfontein Dam Pietersfontein River 1.92 69 no data 71.29 Poortjieskloof Dam Groot River 9.72 75 no data 77.59 Prinsrivier Dam Prins River 2.26 11.3 no data 11.28 Roode Els Berg Dam Sanddrifskloof River 7.73 69.1 no data 78.22 Roodefontein Dam Piesang River 1.99 37.8 no data 41.6 Steenbras-Lower Dam Steenbras River 33.9 67.4 no data 73.52 Steenbras-Upper Dam Steenbras River 31.8 90.3 no data 93.78 Stettynskloof Dam Holsloot River 14.7 77.4 no data 84.37 Stompdrift Dam Olifants River 46.3 28.3 no data 29.79 Theewaterskloof Dam Riviersonderend River 479 67.1 no data 69.72 Tierkloof Dam Tributary of Seweweekspoort River 0.03 20.7 no data 30.23 Voelvlei Dam Voelvlei River 159 79.4 no data 83.26 Wemmershoek Dam Wemmers River 58.7 75.7 no data 77.17 Wolwedans Dam Groot Brak River 24.6 61.7 no data 64.91 Inkomati-Usuthu WMA 2025-12-29 Name River Nett FSC This Week% Delta this and last week Last week Delta last and previous week Previous week Da Gama Dam White Waters River 13.5 99.3 no data 100.29 Driekoppies Dam Lomati River 251 99 no data 94.23 Heyshope Dam Assegaai River 445 101 no data 100.88 Inyaka Dam Marite River 124 101.7 no data 100.72 Jericho Dam Mpama River 58.9 97.3 no data 96.32 Klipkopjes Dam Wit River 11.8 102 no data 96.32 Kwena Dam Krokodil River 159 101.3 no data 101.19 Longmere Dam Wit River 4.20 108.2 no data 100.22 Morgenstond Dam Ngwempisi River 100.0 100.2 no data 100.1 Nooitgedacht Dam Komati River 78.3 100.4 no data 99.03 Primkop Dam Wit River 1.90 103 no data 101.29 Vygeboom Dam Komati River 78.0 100.5 no data 100.68 Westoe Dam Usutu River 60.1 72.8 no data 72.28 Witklip Dam Sand River 12.5 102.4 no data 101.35 Kingdom of Eswatini WMA 2025-12-29 Name River Nett FSC This Week% Delta this and last week Last week Delta last and previous week Previous week Elands Drift Dam Great Fish River no data no data no data Glen Melville Dam Water from Fish river via Ecca tunnel River no data no data no data Maguga Dam Komati River 334 no data no data 100.56 Kingdom of Lesotho WMA 2025-12-29 Name River Nett FSC This Week% Delta this and last week Last week Delta last and previous week Previous week Ceres Dam Koekedou River 17.3 70.8 no data 71.52 Ceres Dam Koekedou River 17.3 92.7 no data 92.7 Ceres Dam Koekedou River 17.3 87.4 no data 87.43 Katse Dam Malibamatso River 1519 100.4 no data 100.24 Mohale Dam Senqunyane River 844 102.5 no data 102.81 Limpopo-Olifants WMA 2025-12-29 Name River Nett FSC This Week% Delta this and last week Last week Delta last and previous week Previous week Albasini Dam Luvuvhu River 28.2 95.2 no data 96.87 Blyderivierpoort Dam Blyde River 54.4 102.4 no data 101.86 Bon Accord Dam Apies River 4.38 107.2 no data 107.5 Bospoort Dam Hex River 15.8 103.6 no data 102.4 Bronkhorstspruit Dam Bronkhorstspruit River 57.0 104.6 no data 104.29 Buffelskloof Dam Waterval River 5.24 100.5 no data 100.58 Buffelspoort Dam Sterkstroom River 10.2 100.8 no data 101.2 Dap Naude Dam Broederstroom River 1.94 102.9 no data 98.57 De Hoop Dam Steelpoort River 349 100.7 no data 100.77 Doorndraai Dam Sterk River 44.9 99.4 no data 98.75 Ebenezer Dam Groot-Letaba River 69.1 101.1 no data 100.17 Flag Boshielo Dam Olifants River 185 105.5 no data 106.85 Glen Alpine Dam Mogalakwena River 18.9 104.5 no data 102.47 Hans Merensky Dam Ramadiepa River 1.22 102.3 no data 101.55 Hartbeespoort Dam Krokodil River 186 94.6 no data 96.06 Houtrivier Dam Hout River 6.62 83.8 no data 84.41 Klaserie Dam Klaserie River 5.60 103.2 no data 101.27 Klein-Maricopoort Dam Klein Marico River 7.23 101.7 no data 101.3 Klipvoor Dam Pienaars River 40.7 104.5 no data 103.37 Kosterrivier Dam Koster River 12.4 100.8 no data 100.84 Kromellenboog Dam Klein Marico River 8.65 101 no data 88.65 Lindleyspoort Dam Elands River 14.2 101.3 no data 101.53 Loskop Dam Olifants River 362 101.5 no data 101.75 Luphephe Dam Luphephe River 14.0 47.9 no data 29.11 Madikwe Dam Tholwane River 15.9 81.7 no data 80.08 Magoebaskloof Dam Politsi River 4.84 101.5 no data 101.01 Marico-Bosveld Dam Groot-Marico River 26.9 101 no data 101.16 Middelburg Dam Little Olifants River 48.1 91.1 no data 92.6 Middelkraal Dam Maretlwane River 0.74 91.1 no data 97.8 Middel-Letaba Dam Middel-Letaba River 172 8.3 no data 4.95 Modjadji Dam Molototsi River 7.20 44.6 no data 24.36 Mokolo Dam Mokolo River 146 44.6 no data 102.28 Molatedi Dam Groot-Marico River 201 101.4 no data 99.46 Mutshedzi Dam Mutshedzi River 2.34 106.8 no data 101.01 Nandoni Dam Levhuvhu River 166 103.2 no data 90.3 Ngotwane Dam Ngotwane River 19.0 75.5 no data 74.94 Nsami Dam Nsama River 21.9 65.5 no data 59.35 Nwanedzi Dam Nwanedzi River 5.14 76.4 no data 41.4 Nzhelele Dam Nzhelele River 51.2 88.3 no data 75.95 Ohrigstad Dam Ohrigstad River 13.4 79.3 no data 61.15 Olifantsnek Dam Hex River 13.7 101.3 no data 101.13 Pella Dam Lethlakane River 2.11 50.8 no data 51.54 Rhenosterkop Dam Elands River 205 102.5 no data 103.24 Rietvlei Dam Hennops River 12.3 101.1 no data 101.71 Roodekopjes Dam Krokodil River 96.3 80.8 no data 81.76 Roodeplaat Dam Pienaars River 41.2 101.3 no data 101.06 Rust De Winter Dam Elands River 28.2 101.4 no data 102.29 Sehujwane Dam Sehujane River 3.61 92.4 no data 83.97 Swartruggens Dam Elands River 0.47 105.9 no data 103.93 Thabina Dam Thabina River 3.42 100 no data 100 Tonteldoos Dam Tonteldoos River 0.19 100.8 no data 100.5 Tours Dam Ngwabitsi River 6.08 101 no data 100.39 Tzaneen Dam Groot-Letaba River 114 103.5 no data 68.08 Vaalkop Dam Elands River 51.3 98 no data 70.51 Vergelegen Dam Tributary of Politsi River 0.25 106 no data 100.33 Vlugkraal Dam Vlugkraal River 0.44 100.6 no data 100.28 Vondo Dam Mutshindudi River 30.4 101.5 no data 98.57 Warmbad Dam Buffelspruit River 0.55 102.8 no data 102.85 Witbank Dam Olifants River 104 97.1 no data 97.83 Mzimvubu-Tsitsikamma WMA 2025-12-29 Name River Nett FSC This Week% Delta this and last week Last week Delta last and previous week Previous week Belfort Dam Mafube River 0.41 100 no data 100 Binfield Dam Tyume River 36.8 91.4 no data 90.71 Boesmanskrantz Dam Oxkraal River 91.4 no data 90.71 Boesmanskrantz Dam Oxkraal River 4.82 97.1 no data 87.3 Bridle Drift Dam Buffalo River 97.9 83 no data 84.6 Cata Dam Cata River 12.1 80.1 no data 79.57 Corana Dam Corana River 0.73 87.7 no data 89.02 Darlington Dam Sondags River 180 36.9 no data 34.02 De Mistkraal Dam Little Fish River 2.05 90.5 no data 80.91 Debe Dam Debe River 90.5 no data 80.91 Debe Dam Debe River 6.33 40.1 no data 39.8 Doornrivier Dam Doorn River 17.1 85.8 no data 83.83 Elandsdrift Dam Great Fish River 3.55 51.8 no data 104.62 Glen Melville Dam Water from Fish river via Ecca tunnel River 6.23 95.4 no data 90.54 Grassridge Dam Groot Brak River 44.5 64 no data 52.27 Groendal Dam Swartkops River 11.6 82.9 no data 87.91 Gubu Dam Gubu River 8.52 100.3 no data 98.98 Haarlem Dam Groot River 4.60 37.2 no data 50.05 Impofu Dam Krom River 106 43.9 no data 44.45 Katrivier Dam Kat River 24.8 91.3 no data 94.39 Kommandodrift Dam Tarka River 55.9 76.7 no data 70.92 Kouga Dam Kouga River 126 52.1 no data 55.4 Kromrivier Dam Krom River 35.2 54 no data 57.18 Laing Dam Buffalo River 18.9 101 no data 99.57 Lake Arthur Dam Tarka River 11.3 101 no data 16.52 Loerie Dam Loeriespruit River 3.03 72.8 no data 74.4 Lubisi Dam Indwe River 114 37.1 no data 36.89 Mabeleni Dam Mhlahlane River 2.10 100 no data 100 Macubeni Dam Cacadu River 100 no data 100 Macubeni Dam Cacadu River 3.37 100 no data 97.02 Mlanga Dam Mlanga River 1.60 76.3 no data 80.26 Mnyameni Dam uMnyama River 1.82 100 no data 97.37 Nahoon Dam Nahoon River 19.3 72.1 no data 74.81 Ncora Dam Tsomo River 145 102.1 no data 98.3 Nqadu Dam Nqadu River 1.27 78.4 no data 78.4 Nqweba Dam Sondags River 45.4 80.2 no data 82.2 Ntenetyana Dam Ntenetyana River 1.61 91.2 no data 91.19 Nuwejaars Dam Nuwejaarspruit River 4.56 51.4 no data 52.08 Oxkraal Dam Oskraal River 14.8 81.3 no data 72.15 Rooikrans Dam Buffalo River 4.80 81.9 no data 82.17 Sandile Dam Keiskamma River 29.7 82.3 no data 81.01 Tsojana Dam Tsojana River 12.3 100 no data 99.8 Umtata Dam Mtata River 245 98.5 no data 97.08 Waterdown Dam Klipplaat River 37.4 100.3 no data 94.86 Wriggleswade Dam Kubisi River 91.5 97.9 no data 97.93 Xonxa Dam White Kei River 116 100.8 no data 99.03 Pongola-Mtamvuna WMA 2025-12-29 Name River Nett FSC This Week% Delta this and last week Last week Delta last and previous week Previous week Albert Falls Dam Mgeni River 286 101.9 no data 97.85 Bivane Dam Bivane River 114 100.1 no data 100.06 Craigie Burn Dam Mnyamvubu River 22.5 100.7 no data 100.83 Driel Barrage Dam Tugela River 8.69 63.3 no data 84.18 Goedertrouw Dam Mhlatuze River 301 99.7 no data 97.57 Hazelmere Dam Mdloti River 37.1 100.3 no data 100.26 Hluhluwe Dam Hluhluwe River 25.9 100.8 no data 100.14 Inanda Dam Mgeni River 237 102.6 no data 101.25 Klipfontein Dam Wit Mfolozi River 18.1 101.5 no data 100.98 Mearns Dam Mooi River 5.16 113.1 no data 101.78 Midmar Dam Mgeni River 235 100.8 no data 96.45 Nagle Dam Mgeni River 23.2 99.2 no data 92.63 Ntshingwayo Dam Ngagane River 195 80.8 no data 79.25 Pongolapoort Dam Phongolo River 2395 84 no data 85.3 Spioenkop Dam Tugela River 271 101.3 no data 100.3 Spring Grove Dam Mooi River 139 95.3 no data 81.46 Wagendrift Dam Boesmans River 55.9 103 no data 101.32 Woodstock Dam Tugela River 355 95.7 no data 97.48 Zaaihoek Dam Slang River 184 100.5 no data 100.53 Vaal-Orange WMA 2025-12-29 Name River Nett FSC This Week% Delta this and last week Last week Delta last and previous week Previous week Allemanskraal Dam Sand River 172 102.2 no data 100.46 Armenia Dam Leeu River 13.2 101.5 no data 101.2 Bloemhof Dam Vaal River 1243 98.2 no data 96.91 Boegoeberg Dam Orange River 20.6 128.4 no data 136.15 Boskop Dam Mooi River 20.0 103.8 no data 102.84 Disaneng Dam Molopo River 14.1 100.5 no data 100.27 Douglas Weir Dam Vaal River 16.2 124.6 no data 133.77 Egmont Dam Witspruit River 9.06 100.8 no data 99.73 Elandskuil Dam Swartleegte River 1.18 109 no data 107.42 Erfenis Dam Groot-Vet River 206 102.4 no data 101.92 Fika-Patso Dam Namahadi River 29.4 100 no data 99.58 Gariep Dam Orange River 4903 99.9 no data 99.26 Grootdraai Dam Vaal River 350 102.1 no data 102.6 Groothoek Dam Kgabanyane River 11.9 50.2 no data 50.45 Johan Neser Dam Skoonspruit River 5.67 101.7 no data 101.73 Jozanashoek Dam Sterkspruit River 9.47 100.3 no data 100.82 Kalkfontein Dam Riet River 325 96.4 no data 92.79 Klerkskraal Dam Mooi River 7.92 119 no data 111.77 Klipdrift Dam Loopspruit River 13.3 119 no data 103.26 Knellpoort Dam Rietspruit River 130 101.2 no data 99.87 Koppies Dam Renoster River 42.3 101.3 no data 100.99 Krugersdrift Dam Modder River 71.5 101 no data 101.83 Metsi-Matsho Dam Metsi-Matsho River 4.38 102.6 no data 102.56 Potchefstroom Dam Mooi River 2.03 105 no data 104.24 Rietspruit Dam Rietspruit River 7.28 104.9 no data 101.62 Rustfontein Dam Modder River 72.1 47.5 no data 44.8 Saulspoort Dam Liebenbergsvlei River 15.0 98.9 no data 98.87 Setumo Dam Molopo River 20.7 100 no data 100 Spitskop Dam Harts River 57.8 100.9 no data 99.1 Sterkfontein Dam Nuwejaarspruit River 2617 100.2 no data 100 Taung Dam Harts River 61.4 99.5 no data 99.6 Tierpoort Dam Tierpoort River 34.0 101 no data 91.28 Vaal Dam Vaal River 2561 103.6 no data 102.27 Vaalharts Weir Dam Vaal River 50.7 91.1 no data 84.08 Vaalrivier Barrage Dam Vaal River 53.6 87 no data 86.75 Vanderkloof Dam Orange River 3137 102.1 no data 100.64 Welbedacht Dam Caledon River 5.42 79.1 no data 100