Name
Nearest
province
Impounds
Year(commissioned)
Reservoir volume ML
Surface2 )
Wall
Map
Albasini Dam Louis Trichardt Limpopo Levubu River (Luvuvhu River)1952
28,200[N] [ 2]
3.498
34
23°6′30″S 30°7′48″E / 23.10833°S 30.13000°E / -23.10833; 30.13000 (Albasini Dam )
Albert Falls Dam Pietermaritzburg KZN Umgeni River 1976
288,100[N] [ 3]
23.521
33
29°26′10″S 30°23′18″E / 29.43611°S 30.38833°E / -29.43611; 30.38833 (Albert Falls Dam )
Alexandra Dam Cape Town Western Cape Disa River
1903
126[ 4]
0.03
12.1
33°59′17″S 18°24′42″E / 33.98806°S 18.41167°E / -33.98806; 18.41167 (Alexandra Dam )
Allemanskraal Dam Ventersburg Free State Sand River 1960
174,500[N] [ 5]
26.481
38
28°17′15″S 27°9′1″E / 28.28750°S 27.15028°E / -28.28750; 27.15028 (Allemanskraal Dam )
Alphen Dam Stellenbosch Western Cape Bonte River 1990
70[G] [ 6]
0.8
18.3
34°00′42″S 18°52′25″E / 34.01167°S 18.87361°E / -34.01167; 18.87361 (Alphen Dam )
Arieskraal Dam
Grabouw
Western Cape
Palmiet River
1987
17,330
1.42
34°14′40″S 18°59′03″E / 34.24444°S 18.98417°E / -34.24444; 18.98417 (Arieskraal Dam )
Armenia Dam Hobhouse Free State Leeu River 1954
13,000[N] [ 5]
3.933
22
29°21′52″S 27°7′44″E / 29.36444°S 27.12889°E / -29.36444; 27.12889 (Armenia Dam )
Beervlei Dam Willowmore Eastern Cape Groot River 1957
85,800[N] [ 7]
23.145
31
33°4′37″S 23°29′26″E / 33.07694°S 23.49056°E / -33.07694; 23.49056 (Beervlei Dam )
Bedford Dam NE van Reenen Pass
Free State 2011
22,000[I] [ 8] [ 9]
2.55
41
28°14′20″S 29°35′8″E / 28.23889°S 29.58556°E / -28.23889; 29.58556 (Bedford Dam )
Berg River Dam Franschhoek Western Cape Berg River 2007
130,010[N] [ 4]
5.260
68
33°54′34″S 19°03′21″E / 33.90944°S 19.05583°E / -33.90944; 19.05583 (Berg River Dam )
Binfield Park Dam Alice, Eastern Cape Eastern Cape Tyhume River 1986 (1987)
36,830
1.870
60
32°41′55″S 26°54′18″E / 32.69861°S 26.90500°E / -32.69861; 26.90500 (Binfield Park Dam )
Bivane Dam (Paris Dam)Vryheid KZN Bivane River 2000
115,200
7
72
27°31′10″S 31°3′15″E / 27.51944°S 31.05417°E / -27.51944; 31.05417 (Bivane Dam )
Bloemhoek Dam Kroonstad Free State Jordaan Spruit 1976
26,400
2.800
28
27°38′1″S 27°17′0″E / 27.63361°S 27.28333°E / -27.63361; 27.28333 (Bloemhoek Dam )
Bloemhof Dam (Oppermansdrif)Bloemhof border North West Free State
Vaal River 1970
1,240,200[N] [ 5]
230.665
33
27°40′5″S 25°37′3″E / 27.66806°S 25.61750°E / -27.66806; 25.61750 (Bloemhof Dam )
Blyderivierpoort Dam Hoedspruit Mpumalanga Blyde River 1974
54,400[N] [ 10]
2.494
71
24°32′15″S 30°47′20″E / 24.53750°S 30.78889°E / -24.53750; 30.78889 (Blyderivierpoort Dam )
Boegoeberg Dam Prieska Northern Cape Orange River 1929
19,800[N] [ 11]
7.423
12
29°2′30″S 22°12′13″E / 29.04167°S 22.20361°E / -29.04167; 22.20361 (Boegoeberg Dam )
Bon Accord Dam Tshwane Gauteng Apies River 1925
4,400[N] [ 12]
1.440
18
25°37′45″S 28°11′21″E / 25.62917°S 28.18917°E / -25.62917; 28.18917 (Bon Accord Dam )
Bongolo Dam (Bonkolo)Queenstown Eastern Cape Komani River 1908
7,015
1.1
24
31°52′04″S 26°55′15″E / 31.86778°S 26.92083°E / -31.86778; 26.92083 (Bongolo Dam )
Boskop Dam Potchefstroom North West Mooi River 1959
20,840[N] [ 13]
3.741
33
26°33′42″S 27°6′41″E / 26.56167°S 27.11139°E / -26.56167; 27.11139 (Boskop Dam )
Boschmanskop No 1 Dam Middelburg Mpumalanga Woes-Alleen River 1995
14,400
0.185
22
26°1′6″S 29°37′50″E / 26.01833°S 29.63056°E / -26.01833; 29.63056 (Boschmanskop No 1 Dam )
Bospoort Dam Rustenburg North West Hex River 1933
15,800[N] [ 13]
3.741
28
25°33′45″S 27°21′14″E / 25.56250°S 27.35389°E / -25.56250; 27.35389 (Bospoort Dam )
Bramhoek Dam NE van Reenen Pass
KZN Braamhoek Spruit 2011
22,000[I] [ 8]
2.56
27.5
28°18′41″S 29°34′35″E / 28.31139°S 29.57639°E / -28.31139; 29.57639 (Braamhoek Dam )
Brandvlei Dam Rawsonville Western Cape Lower Brandvlei River 1983
286,040[N] [ 14]
24.49
14
33°41′20″S 19°22′40″E / 33.68889°S 19.37778°E / -33.68889; 19.37778 (Greater Brandvlei Dam )
Bridle Drift Dam East London Eastern Cape Buffels River 1969
101,600[N] [ 7]
7.460
55
32°59′22″S 27°43′14″E / 32.98944°S 27.72056°E / -32.98944; 27.72056 (Bridal Drift Dam )
Bronkhorstspruit Dam Bronkhorstspruit Gauteng Bronkhorst Spruit 1950
57,400[N] [ 12]
9.609
35
25°53′15″S 28°43′15″E / 25.88750°S 28.72083°E / -25.88750; 28.72083 (Bronkhorstspruit Dam )
Buffeljags Dam Swellendam Western Cape Buffeljags River 1967
4,540[N] [ 14]
1.269
24
34°01′07″S 20°31′58″E / 34.01861°S 20.53278°E / -34.01861; 20.53278 (Buffeljags Dam )
Buffelspoort Dam Rustenburg North West Sterkstroom River 1934
10,251
1.357
34
25°46′50″S 27°29′1″E / 25.78056°S 27.48361°E / -25.78056; 27.48361 (Buffelspoort Dam )
Ceres Koekedouw Dam Ceres Western Cape Koekedouw River 2001
17,200
1.07
60
33°21′45″S 19°16′31″E / 33.36250°S 19.27528°E / -33.36250; 19.27528 (Ceres Koekedouw Dam )
Churchill Dam (Krom River Dam)Kareedouw Eastern Cape Krom River 1943
35,500[ 15]
2.492
43
34°00′03″S 24°29′36″E / 34.00083°S 24.49333°E / -34.00083; 24.49333 (Churchill Dam )
Clanwilliam Dam Clanwilliam Western Cape Olifants River 1935
121,800[ 16]
11.236
43
32°11′5″S 18°52′29″E / 32.18472°S 18.87472°E / -32.18472; 18.87472 (Clanwilliam Dam )
Craigie Burn Dam Greytown KZN Mnyamvubu River 1963
22,500[N] [ 3]
2.073
38
29°9′47″S 30°17′2″E / 29.16306°S 30.28389°E / -29.16306; 30.28389 (Craigie Burn Dam )
Dap Naudé Dam Polokwane Limpopo Broederstroom River 1958
1,900[N] [ 2]
.281
23
23°48′49″S 29°57′59″E / 23.81361°S 29.96639°E / -23.81361; 29.96639 (Dap Naude Dam )
Da Gama Dam White River Mpumalanga Witwaters River 1971
13,578
1.289
38
25°8′30″S 31°1′1″E / 25.14167°S 31.01694°E / -25.14167; 31.01694 (Da Gama Dam )
Damani Dam (Mvuwe Dame)Thohoyandou Limpopo Mbwedi River 1991
11,000
1.30
28
22°51′3″S 30°30′56″E / 22.85083°S 30.51556°E / -22.85083; 30.51556 (Damani Dam )
Darlington Dam (Lake Mentz)Kirkwood Eastern Cape Sundays River 1922
188,800[N] [ 7]
34.527
48
33°12′22″S 25°8′59″E / 33.20611°S 25.14972°E / -33.20611; 25.14972 (Darlington Dam )
De Bos Dam
Hemel En Aarde Western Cape Onus River
1994
5,740
0.43
24
34°22′05″S 19°14′01″E / 34.36806°S 19.23361°E / -34.36806; 19.23361 (De Bos Dam )
De Hoop Dam Graaff-Reinet Eastern Cape Kamdeboo River 1938
14,500
21
32°27′1″S 24°25′4″E / 32.45028°S 24.41778°E / -32.45028; 24.41778 (De Hoop Dam )
De Hoop Dam (Limpopo) Steelpoort Limpopo Steelpoort River 2014
348,700
16.9
81
24°57′27″S 29°57′23″E / 24.95750°S 29.95639°E / -24.95750; 29.95639 (De Hoop Dam )
De Villiers Dam
Cape Town Western Cape Disa River
1910
243[ 4]
28
33°59′31″S 18°24′35″E / 33.99194°S 18.40972°E / -33.99194; 18.40972 (De Villiers Dam )
Disaneng Dam Mmabatho North West Molopo River 1980
17,400
4.253
17
25°49′25″S 25°18′20″E / 25.82361°S 25.30556°E / -25.82361; 25.30556 (Disaneng Dam )
Doorndraai Dam Mokopane Limpopo Sterk River 1952
43,800[N] [ 2]
5.606
25
24°16′45″S 28°46′1″E / 24.27917°S 28.76694°E / -24.27917; 28.76694 (Doorndraai Dam )
Doring River Dam Indwe Eastern Cape Doring River 1971
19,690
3.592
35
31°30′47″S 27°20′30″E / 31.51306°S 27.34167°E / -31.51306; 27.34167 (Doring River Dam )
Douglas Weir Douglas Northern Cape Vaal River 1977
16,700
7.991
10
29°2′37″S 23°50′11″E / 29.04361°S 23.83639°E / -29.04361; 23.83639 (Douglas Weir )
Driekloof Dam Hermanus Western Cape Klip River 1989
263
0.56
15
28°31′58.5″S 29°4′05.9″E / 28.532917°S 29.068306°E / -28.532917; 29.068306 (Driekloof Dam )
Driekloof Dam Harrismith Free State Nuwejaar Spruit 1979
32,071[D^]
1.906
47
28°31′1″S 29°4′1″E / 28.51694°S 29.06694°E / -28.51694; 29.06694 (Driekloof Dam )
Driekoppies Dam Malelane Mpumalanga Lomati River 1998
250,900[N] [ 10]
18.700
50
25°42′42″S 31°31′49″E / 25.71167°S 31.53028°E / -25.71167; 31.53028 (Driekoppies Dam )
Driel Barrage
Bergville KZN Tugela River 1973
8700
2.99
22
28°45′46″S 29°17′27″E / 28.76278°S 29.29083°E / -28.76278; 29.29083 (Driel Barrage )
Ebenezer Dam Tzaneen Limpopo Groot Letaba River 1959
69,100[N] [ 2]
3.862
61
23°56′30″S 29°59′1″E / 23.94167°S 29.98361°E / -23.94167; 29.98361 (Ebenezer Dam )
Egmont Dam Van Stadensrus Free State Witte Spruit 1937 9300[N] [ 5]
2.442
25
30°03′10″S 27°01′39″E / 30.05278°S 27.02750°E / -30.05278; 27.02750 (Egmont Dam )
Eikenhof Dam Grabouw Western Cape Palmiet River 1977
28,900[N] [ 14]
2.40
46
34°7′46″S 19°2′5″E / 34.12944°S 19.03472°E / -34.12944; 19.03472 (Eikenhof Dam )
Elandskloof Dam Villiersdorp Western Cape Elands River 1976
11,017
0.700
69
33°57′1″S 19°17′1″E / 33.95028°S 19.28361°E / -33.95028; 19.28361 (Elandskloof Dam )
Elandskuil Dam North West Swartleegte River 1969
1181[N] [ 13]
0.45
11
26°20′34″S 26°46′42″E / 26.34278°S 26.77833°E / -26.34278; 26.77833 (Elandskuil Dam )
Emmarentia Dam Johannesburg Gauteng Braamfontein Spruit 1912
250[G] [ 6]
0.09
11
26°09′01″S 28°00′21″E / 26.15028°S 28.00583°E / -26.15028; 28.00583 (Emmarentia Dam )
Engelhard Dam Letaba camp, Kruger National Park
Limpopo Letaba River ~1975
23°50′30″S 31°38′15″E / 23.84167°S 31.63750°E / -23.84167; 31.63750 (Engelhard Dam )
Erfenis Dam Theunissen Free State Groot-Vet River 1960
206,100[N] [ 5]
32.821
46
28°30′39″S 26°46′38″E / 28.51083°S 26.77722°E / -28.51083; 26.77722 (Erfenis Dam )
Fika-Patso Dam Phuthaditjhaba Free State Namahadi River 1987
28,000
1.585
65
28°40′20″S 28°51′24″E / 28.67222°S 28.85667°E / -28.67222; 28.85667 (Fika-Patso Dam )
Flag Boshielo Dam Marble Hall Limpopo Olifants River 1987
185,100[N] [ 2]
12.877
36
24°47′0″S 29°25′40″E / 24.78333°S 29.42778°E / -24.78333; 29.42778 (Flag Boshielo Dam )
Floriskraal Dam Laingsburg Western Cape Buffels River 1957
50,334
7.592
33
33°17′30″S 20°59′26″E / 33.29167°S 20.99056°E / -33.29167; 20.99056 (Floriskraal Dam )
Gamkapoort Dam Prince Albert Western Cape Gamka River 1969
37,213
6.015
42
33°18′33″S 21°38′1″E / 33.30917°S 21.63361°E / -33.30917; 21.63361 (Gamkapoort Dam )
Garden Route Dam George Western Cape Swart River 1984
9,980
0.871
33°57′51″S 22°30′51″E / 33.96417°S 22.51417°E / -33.96417; 22.51417 (Garden Route Dam )
Gariep Dam (Hendrik Verwoerd Dam )Norvalspont Free State Orange River 1971
5,340,600[N] [ 5]
352.162
88
30°37′30″S 25°30′58″E / 30.62500°S 25.51611°E / -30.62500; 25.51611 (Gariep Dam )
Glen Alpine Dam Mokopane Limpopo Mogalakwena River 1968
18,900[N] [ 2]
4.613
28
23°11′30″S 28°41′5″E / 23.19167°S 28.68472°E / -23.19167; 28.68472 (Glen Alpine Dam )
Glen Melville Dam Grahamstown Eastern Cape Orange–Fish River Tunnel 1992
6,300[ 17]
33°11′6″S 26°39′19″E / 33.18500°S 26.65528°E / -33.18500; 26.65528 (Glen Melville Reservoir )
Goedertrouw Dam Eshowe KZN Mhlatuze River 1982
301,300[ 18]
11.939
88
28°46′17″S 31°28′7″E / 28.77139°S 31.46861°E / -28.77139; 31.46861 (Goedertrouw Dam )
Grassridge Dam Hofmeyer Eastern Cape Great Brak River 1924
46,200
14.145
24
31°45′30″S 25°28′1″E / 31.75833°S 25.46694°E / -31.75833; 25.46694 (Grassridge Dam )
Grey Dam Grahamstown Eastern Cape Bloukrans River 1859
68[ 17]
33°19′29″S 26°31′40″E / 33.32472°S 26.52778°E / -33.32472; 26.52778 (Grey Dam )
Groendal Dam Uitenhage Eastern Cape Swartkops River 1934
12,100
0.960
33°42′26″S 25°15′57″E / 33.70722°S 25.26583°E / -33.70722; 25.26583 (Groendal Dam )
Grootdraai Dam Standerton Mpumalanga Vaal River 1981
349,500[N] [ 10]
38.813
42
26°55′9″S 29°17′1″E / 26.91917°S 29.28361°E / -26.91917; 29.28361 (Grootdraai Dam )
Gubu Dam
Stutterheim Eastern Cape Gubu River
1971
8,666
1.1
26
32°36′35″S 27°16′41″E / 32.60972°S 27.27806°E / -32.60972; 27.27806 (Gubu Dam )
Hartbeespoort Dam Brits North West Crocodile River 1925
186,400[N] [ 13]
20.652
59
25°43′33″S 27°50′55″E / 25.72583°S 27.84861°E / -25.72583; 27.84861 (Hartbeespoort Dam )
Hazelmere Dam Hazelmere KZN Mdloti River 1977
37,133
1.813
50
29°36′1″S 31°2′30″E / 29.60028°S 31.04167°E / -29.60028; 31.04167 (Hazelmere Dam )
Hellsgate Dam Uitenhage Eastern Cape Klip River 1910
120
26
Hely-Hutchinson Dam
Cape Town Western Cape Disa River
1904
925[ 4]
0.16
33°58′38″S 18°24′28″E / 33.97722°S 18.40778°E / -33.97722; 18.40778 (Hely-Hutchinson Dam )
Heyshope Dam Piet Retief Mpumalanga Assegaai River 1983
451,300[N] [ 10]
50.238
29
26°59′45″S 30°31′50″E / 26.99583°S 30.53056°E / -26.99583; 30.53056 (Heyshope Dam )
Hluhluwe Dam
Hluhluwe KZN Hluhluwe River 1965
25,900
3.64
33
28°7′19″S 32°10′45″E / 28.12194°S 32.17917°E / -28.12194; 32.17917 (Hluhluwe Dam )
Holo Hlahatse Dam
Jozana's Hoek Sterkspruit
Eastern Cape Hlatimnyama and Mhlangeni Rivers
10,000
0.8
30
30°38′12″S 27°22′11″E / 30.63667°S 27.36972°E / -30.63667; 27.36972 (Holo Hlahatse Dam )
Howieson's Poort Dam (Howison's Poort)Grahamstown Eastern Cape Kariega River 1931
227[ 17]
33°23′9″S 26°28′59″E / 33.38583°S 26.48306°E / -33.38583; 26.48306 (Howieson's Poort Dam )
Impofu Dam Humansdorp Eastern Cape Krom River 1982
105,800[N] [ 7]
6.350
75
34°5′44″S 24°41′25″E / 34.09556°S 24.69028°E / -34.09556; 24.69028 (Impofu Dam )
Inanda Dam Hillcrest KZN Umgeni River 1989
241,700[N] [ 3]
14.633
65
29°42′1″S 30°52′1″E / 29.70028°S 30.86694°E / -29.70028; 30.86694 (Inanda Dam )
Injaka Dam (also spelled Inyaka)Hazyview Mpumalanga Marite River 2002
123,700[N] [ 10]
8.111
53
24°53′6″S 31°5′5″E / 24.88500°S 31.08472°E / -24.88500; 31.08472 (Injaka Dam )
Jericho Dam Amsterdam Mpumalanga Mpama River 1966
59,500
9.825
22
26°39′15″S 30°29′10″E / 26.65417°S 30.48611°E / -26.65417; 30.48611 (Jericho Dam )
J.L. de Bruin Dam
Burgersdorp Eastern Cape Klein Buffel River 1982
1696
0.06
15
31°01′44″S 26°37′25″E / 31.02889°S 26.62361°E / -31.02889; 26.62361 (J.L. de Bruin Dam )
Kalkfontein Dam Koffiefontein Free State Riet River 1938
325,100[N] [ 5]
37.697
36
29°29′45″S 25°13′20″E / 29.49583°S 25.22222°E / -29.49583; 25.22222 (Kalkfontein Dam )
Kammanassie Dam De Rust Western Cape Kammanassie River 1923
35,870
3.516
35
33°38′39″S 22°24′31″E / 33.64417°S 22.40861°E / -33.64417; 22.40861 (Kammanassie Dam )
Katrivier Dam Seymour Eastern Cape Kat River 1969
24,690
2.129
55
32°34′15″S 26°45′1″E / 32.57083°S 26.75028°E / -32.57083; 26.75028 (Katrivier Dam )
Katse Dam Lesotho Malibamatšo River 1996
1,950,000
35.80
185
29°20′13″S 28°30′22″E / 29.33694°S 28.50611°E / -29.33694; 28.50611 (Katse Dam )
Keerom Dam Worcester Western Cape Nuy River 1954
10,400[ 16]
1.17
40
33°35′10″S 19°42′27″E / 33.58611°S 19.70750°E / -33.58611; 19.70750 (Keerom Dam )
Kettingspruit Dam Mpumalanga tributary of Ketting Spruit
2006
70,000
0.027
8.5
24°10′10″S 30°31′0″E / 24.16944°S 30.51667°E / -24.16944; 30.51667 (Kettingspruit Dam )
Kilburn Dam Bergville KZN Mnjaneni River 1981
35,577[D]
1.947
51
28°35′25″S 29°6′15″E / 28.59028°S 29.10417°E / -28.59028; 29.10417 (Kilburn Dam )
Kleinplaats Dam Simon's Town Western Cape 1,368[ 4]
0.24
Klerkskraal Dam Ventersdorp North West Mooi River 1965
7,900[N] [ 13]
3.773
15
26°13′59″S 27°08′55″E / 26.23306°S 27.14861°E / -26.23306; 27.14861 (Klerkskraal Dam )
Klipberg Dam McGregor Western Cape Konings River 1964
1,980
0.26
29
33°56′29″S 19°47′36″E / 33.94139°S 19.79333°E / -33.94139; 19.79333 (Klipberg Dam )
Klipdrif Dam Potchefstroom North West Loop Spruit 1918
13,300[N] [ 13]
4.713
12
26°37′0″S 27°18′1″E / 26.61667°S 27.30028°E / -26.61667; 27.30028 (Klipdrif Dam )
Klipfontein Dam
Vryheid KZN White Mfolozi River 1983
18,080
2.95
28
27°50′11″S 30°48′51″E / 27.83639°S 30.81417°E / -27.83639; 30.81417 (Klipfontein Dam )
Klipkoppie Dam White River Mpumalanga White River 1960
12,256
2.354
20
25°13′1″S 31°1′10″E / 25.21694°S 31.01944°E / -25.21694; 31.01944 (Klipkoppie Dam )
Klipvoor Dam Brits North West Pienaars River 1970
47,000
7.532
30
25°7′54″S 27°48′33″E / 25.13167°S 27.80917°E / -25.13167; 27.80917 (Klipvoor Dam )
Knellpoort Dam Wepener Free State Riet Spruit 1988
130,000[N] [ 5]
9.854
50
29°46′54″S 26°53′19″E / 29.78167°S 26.88861°E / -29.78167; 26.88861 (Knellpoort Dam )
Kogelberg Dam Grabouw Western Cape Palmiet River 1986
17,330[P] [ 16]
1.428
54
34°12′57″S 18°58′31″E / 34.21583°S 18.97528°E / -34.21583; 18.97528 (Kogelberg Dam )
Kommandodrif Dam Cradock Eastern Cape Tarka River 1956
58,114
8.820
39
32°7′1″S 26°3′9″E / 32.11694°S 26.05250°E / -32.11694; 26.05250 (Kommandodrif Dam )
Koppies Dam Koppies Free State Renoster River 1911
42,300[N] [ 5]
13.622
25
27°15′25″S 27°40′15″E / 27.25694°S 27.67083°E / -27.25694; 27.67083 (Koppies Dam )
Korintepoort Dam Krantz Kloof Western Cape Korinte River 1966
8,090
1.029
16
34°00′17″S 21°09′56″E / 34.00472°S 21.16556°E / -34.00472; 21.16556 (Korenteport Dam )
Kouga Dam (Paul Sauer Dam )Patensie Eastern Cape Kouga River 1969
125,900[N] [ 7]
5.545
81
33°44′28″S 24°35′18″E / 33.74111°S 24.58833°E / -33.74111; 24.58833 (Kouga Dam )
Kromfonteinlower (Wilge) Cofferdam Witbank Mpumalanga Steenkool Spruit 1992
13,000
0.300
17
26°5′0″S 29°15′30″E / 26.08333°S 29.25833°E / -26.08333; 29.25833 (Kromfonteinlower (Wilge) Cofferdam )
Kromfontein Middle Cofferdam Witbank Mpumalanga Steenkool Spruit 1990
18,000
16
26°7′0″S 29°15′20″E / 26.11667°S 29.25556°E / -26.11667; 29.25556 (Kromfontein Middle Cofferdam )
Krugersdrift Bloemfontein Free State Modder River 1970
66,000
18.525
26
28°53′1″S 25°57′30″E / 28.88361°S 25.95833°E / -28.88361; 25.95833 (Krugersdrift )
Kruismansrivier Dam Western Cape Kruismans River 1997
1,500
0.18
18
32°44′35″S 18°50′10″E / 32.74306°S 18.83611°E / -32.74306; 18.83611 (Kruismansrivier Dam )
Kwaggaskloof Dam Worcester Western Cape Wabooms River 1975
169,410[N] [ 14]
16.12
18
33°45′46″S 19°28′18″E / 33.76278°S 19.47167°E / -33.76278; 19.47167 (Kwaggaskloof Dam )
Kwene Dam (Braam Raubenheimer Dam)Lydenburg Mpumalanga Crocodile River 1987
158,900[N] [ 10]
12.504
52
25°21′45″S 30°22′30″E / 25.36250°S 30.37500°E / -25.36250; 30.37500 (Kwena Dam )
Lady Grey Dam Lady Grey Eastern Cape Wilgespruit 1925
153
0.018
23
30°42′41″S 27°14′26″E / 30.71139°S 27.24056°E / -30.71139; 27.24056 (Lady Grey Dam )
Laing Dam East London Eastern Cape Buffalo River 1951 19,860 2.038 45 32°57′59″S 27°29′22″E / 32.96639°S 27.48944°E / -32.96639; 27.48944 (Laing Dam )
Lake Arthur Dam Cradock Eastern Cape Tarka River 1924 10,700 8.867 38 32°13′1″S 25°49′45″E / 32.21694°S 25.82917°E / -32.21694; 25.82917 (Lake Arthur Dam )
Lake Mzingazi Dam Richards Bay KZN Mzingazi River 1942 37,000 11.000 8 28°46′1″S 32°5′1″E / 28.76694°S 32.08361°E / -28.76694; 32.08361 (Lake Mzingazi Dam )
Lakenvallei Dam Ceres Western Cape Sanddrifskloof River 1974 10,300[N] [ 14] 0.825 56 33°22′0″S 19°34′52″E / 33.36667°S 19.58111°E / -33.36667; 19.58111 (Lakenvallei Dam )
Land-en-Zeezicht Dam Helderberg Western Cape 451[ 4]
Leeu-Gamka Dam Beaufort West Western Cape Leeuw River 1958 13,600 4.258 15
32°37′23″S 22°00′13″E / 32.62306°S 22.00361°E / -32.62306; 22.00361 (Leeu-Gamka Dam )
Lewis Gay Dam Simon's Town Western Cape 182[ 4]
Lindleyspoort Dam Swartruggens North West Elands River 1943 14,381 1.801 39 25°29′50″S 26°41′32″E / 25.49722°S 26.69222°E / -25.49722; 26.69222 (Lindleyspoort Dam )
Loskop Dam Groblersdal Mpumalanga Olifants River 1939 361,500[N] [ 10] 24.277 54 25°25′1″S 29°21′1″E / 25.41694°S 29.35028°E / -25.41694; 29.35028 (Loskop Dam )
Lubisi Dam Qamata Eastern Cape Indwe River 1968 158,000[N] [ 7] 11.290 52 31°47′45″S 27°25′0″E / 31.79583°S 27.41667°E / -31.79583; 27.41667 (Lubisi Dam )
Luphephe Dam Musina Limpopo Luphephe River 1963 14,000[N] [ 2] 1.416 42 22°38′4″S 30°24′8″E / 22.63444°S 30.40222°E / -22.63444; 30.40222 (Luphephe Dam )
Madikwe Dam Madikwe North West Thulane River 1976 14,000 4.318 17 25°23′36″S 26°35′51″E / 25.39333°S 26.59750°E / -25.39333; 26.59750 (Madikwe Dam )
Makuleke Dam Giyani Limpopo Mphongolo River 1990 13,000 0.750 22 22°52′3″S 30°54′18″E / 22.86750°S 30.90500°E / -22.86750; 30.90500 (Makuleke Dam )
Marico-Bosveld Dam Groot Marico North West Groot Marico River 1933 27,813 4.376 34 25°28′15″S 26°23′50″E / 25.47083°S 26.39722°E / -25.47083; 26.39722 (Marico-Bosveld Dam )
Metz Dam Trichardsdal Limpopo Mortladime River 385 0.55 18
Middelburg Dam Middelburg Mpumalanga Klein Olifants River 1978 48,435 4.680 36 25°46′31″S 29°32′46″E / 25.77528°S 29.54611°E / -25.77528; 29.54611 (Middelburg Dam )
Middle Letaba Dam Giyani Limpopo Middle Letaba River 1984 171,900[ 19] 18.787 34 23°16′26″S 30°24′12″E / 23.27389°S 30.40333°E / -23.27389; 30.40333 (Middle Letaba Dam )
Midmar Dam Howick KZN Umgeni 1965 235,400[N] [ 3] 15.643 32 29°29′43″S 30°12′1″E / 29.49528°S 30.20028°E / -29.49528; 30.20028 (Midmar Dam )
Misverstand Dam Porterville Western Cape Berg River 1977 6,400[N] [ 14] 2.552 26 33°01′32″S 18°47′20″E / 33.02556°S 18.78889°E / -33.02556; 18.78889 (Misverstand Dam )
Modderpoort Dam Beaufort West Northern Cape Rietfontein River 1953 10,000 0.125 15
31°56′43″S 22°8′40″E / 31.94528°S 22.14444°E / -31.94528; 22.14444 (Modderpoort Dam )
Mohale Dam Lesotho Senqunyane River 2002 938,000
22.0
144 29°27′24″S 28°05′45″E / 29.45667°S 28.09583°E / -29.45667; 28.09583 (Mohale Dam )
Mokolo Dam (Hans Strijdom Dam)Lephalale Limpopo Mokolo River 1980 145,400[N] [ 2] 8.288 57 23°58′30″S 27°43′1″E / 23.97500°S 27.71694°E / -23.97500; 27.71694 (Mokolo Dam (Hans Strijdom Dam) )
Molatedi Dam Zeerust North West Marico River 1986 200,800[N] [ 13] 35.670 23 24°52′13″S 26°27′1″E / 24.87028°S 26.45028°E / -24.87028; 26.45028 (Molatedi Dam )
Molteno Dam Cape Town Western Cape Table Mountain rivers 1881 3,000[N] 0.36
15 33°56′18″S 18°24′43″E / 33.93833°S 18.41194°E / -33.93833; 18.41194 (Molteno Dam )
Morgenstond Dam Amsterdam Mpumalanga Ngwempisi River 1978 100,773 9.772 43 26°42′40″S 30°32′41″E / 26.71111°S 30.54472°E / -26.71111; 30.54472 (Morgenstond Dam )
Moutloatsi Setlogelo Dam (Groothoek)
Thaba Nchu Free State
Kgabanyane River
1981
12,000
2.5
29
29°18′12″S 26°50′49″E / 29.30333°S 26.84694°E / -29.30333; 26.84694 (Moutloatsi Setlogelo Dam )
Mthatha Dam Mthatha Eastern Cape Mthatha River 1977 253,674 25.417 18 31°33′2″S 28°44′24″E / 31.55056°S 28.74000°E / -31.55056; 28.74000 (Mtata Dam )
Mutshedzi Dam Thohoyandou Limpopo Mutshedzi River 1990 2,300[N] [ 2] 0.392 25 22°56′55″S 30°9′40″E / 22.94861°S 30.16111°E / -22.94861; 30.16111 (Mutshedzi Dam )
Nagle Dam Cato Ridge KZN Umgeni River 1950 23,200[N] [ 3] 1.561 46 29°35′1″S 30°37′1″E / 29.58361°S 30.61694°E / -29.58361; 30.61694 (Nagle Dam )
Nahoon Dam East London Eastern Cape Nahoon River 1966 19,934 2.347 44 32°54′36″S 27°48′55″E / 32.91000°S 27.81528°E / -32.91000; 27.81528 (Nahoon Dam )
Nandoni Dam Thohoyandou Limpopo Levuvhu River 2004 166,100[N] [ 2] 15.700 47 22°58′51″S 30°35′53″E / 22.98083°S 30.59806°E / -22.98083; 30.59806 (Nandoni Dam )
Ncora Dam Tsomo Eastern Cape Tsomo River 1975 150,100[N] [ 7] 13.920 44 31°47′15″S 27°40′1″E / 31.78750°S 27.66694°E / -31.78750; 27.66694 (Ncora Dam )
Ngodwana Dam Nelspruit Mpumalanga Ngodwana River 1984 10,400 8.660 47 25°35′1″S 30°40′5″E / 25.58361°S 30.66806°E / -25.58361; 30.66806 (Ngodwana Dam )
Ngotwane Dam Lobatieng North West Ngotwane River 1982 18,800 3.900 19 25°11′56″S 25°48′47″E / 25.19889°S 25.81306°E / -25.19889; 25.81306 (Ngotwane Dam )
Nooitgedacht Dam (Vygeboom)Carolina Mpumalanga Komati River 1962 78,400[N] [ 10] 4.630 42 25°57′1″S 30°5′1″E / 25.95028°S 30.08361°E / -25.95028; 30.08361 (Nooitgedacht Dam )
Nsami Dam (Hudson Ntsanwisi Dam)
Giyani Limpopo Nsama River
1976
21,900
5.15
24
23°15′16″S 30°46′14″E / 23.25444°S 30.77056°E / -23.25444; 30.77056 (Nsami Dam )
Nqweba Dam (Previously Vanryneveld's Pass Dam)Graaff-Reinet Eastern Cape Sundays River 1925 46,369 10.285 32°14′8″S 24°31′41″E / 32.23556°S 24.52806°E / -32.23556; 24.52806 (Nqweba Dam (Previously Vanryneveld's Pass Dam) )
Nwanedi Dam Musina Limpopo Nwanedi River 1964 5,100[N] [ 2] 0.56
36 22°38′6″S 30°23′56″E / 22.63500°S 30.39889°E / -22.63500; 30.39889 (Nwanedi Dam )
Ntshingwayo Dam (Chelmsford Dam)Newcastle KZN Nsama River 1961 194,600[N] [ 3] 34.412 27°57′12″S 29°57′0″E / 27.95333°S 29.95000°E / -27.95333; 29.95000 (Ntshingwayo Dam )
Nzhelele Dam Musina Limpopo Nzhelele River 1948 51,200[N] [ 2] 5.442 47 22°43′29″S 30°5′43″E / 22.72472°S 30.09528°E / -22.72472; 30.09528 (Nzhelele Dam )
Ohrigstad Dam Ohrigstad Mpumalanga Ohrigstad River [ 20] 1955 13,400[ 20] [N] [ 10] 0.99
52 24°55′59″S 30°37′54″E / 24.93306°S 30.63167°E / -24.93306; 30.63167 (Ohrigstad Dam )
Olifantsnek Dam Rustenburg North West Hex River 1928 14,200 2.548 31 25°47′3″S 27°15′52″E / 25.78417°S 27.26444°E / -25.78417; 27.26444 (Olifantsnek Dam )
Oliphantskop Dam Ladysmith KZN Sondagsrivier 1984 0,000 0.000 16 28°28′5″S 30°3′23″E / 28.46806°S 30.05639°E / -28.46806; 30.05639 (Oliphantskop Dam )
Osplaas Dam De Doorns Western Cape - 2007 2,700[ 21] - 34 33°27′4.77″S 19°43′54.86″E / 33.4513250°S 19.7319056°E / -33.4513250; 19.7319056 (Osplaas Dam )
Oudebaaskraal Dam Ceres Western Cape Tankwa River 1969 34,000 8.000 21 32°23′26″S 19°53′35″E / 32.39056°S 19.89306°E / -32.39056; 19.89306 (Oudebaaskraal Dam )
Oxkraal Dam Queenstown Eastern Cape Oxkraal River 1989 14,900[N] [ 7] 2.2
30 32°12′43″S 26°45′12″E / 32.21194°S 26.75333°E / -32.21194; 26.75333 (Oxkraal Dam )
Phiphidi Dam Thohoyandou Limpopo Mutshindudi River 1971 187,355 16
Pietersfontein Dam Montagu Western Cape Pietersfontein River 1968 1,984 0.033 18 33°40′12″S 20°00′59″E / 33.67000°S 20.01639°E / -33.67000; 20.01639 (Pietersfontein Dam )
Pongolapoort Dam Jozini KZN Pongola River 1973 2,267,100[N] [ 3] 132.728 89 27°25′15″S 32°4′30″E / 27.42083°S 32.07500°E / -27.42083; 32.07500 (Pongolapoort Dam )
Poortjieskloof Dam Montagu Western Cape Groot River 1955 9,700[N] [ 14] 1.029 38 33°51′30″S 20°22′16″E / 33.85833°S 20.37111°E / -33.85833; 20.37111 (Poortjieskloof Dam )
Potchefstroom Dam Potchefstroom North West Mooi River 1950 2,027
0.77
8
26°40′12″S 27°5′50″E / 26.67000°S 27.09722°E / -26.67000; 27.09722 (Potchefstroom Dam )
Qedusizi Dam Ladysmith KZN Klip River 1998 194,000 2.5 28°32′30″S 29°44′41″E / 28.54167°S 29.74472°E / -28.54167; 29.74472 (Qedusizi Dam )
Rhenosterkop Dam Marble Hall Mpumalanga Elands River 1984 204,600[N] [ 10] 62.400 25°5′55″S 28°55′5″E / 25.09861°S 28.91806°E / -25.09861; 28.91806 (Rhenosterkop Dam )
Rietvlei Dam Tshwane Gauteng Rietvlei River, a tributary to the Hennops River 1933 12,300[N] [ 12] [ 22] 1.890 21 25°52′36″S 28°15′57″E / 25.87667°S 28.26583°E / -25.87667; 28.26583 (Rietvlei Dam )
Rockview Dam Grabouw Western Cape Palmiet River 1986 16,630[P] [ 23] 0.775 48 34°11′30″S 18°57′17″E / 34.19167°S 18.95472°E / -34.19167; 18.95472 (Rockview Dam )
Roode Els Berg Dam De Doorns Western Cape Sanddrifskloof River 1969 8210[ 24] 36 72 33°26′10″S 19°34′05″E / 33.43611°S 19.56806°E / -33.43611; 19.56806 (Roode Els Berg Dam )
Roodekoppies Dam Brits North West Crocodile River 1984 103,000 15.710 25 25°24′15″S 27°35′29″E / 25.40417°S 27.59139°E / -25.40417; 27.59139 (Roodekoppies Dam )
Roodeplaat Dam Tshwane Gauteng Pienaars River 1959 41,200[N] [ 12] 3.952 59 25°37′15″S 28°22′1″E / 25.62083°S 28.36694°E / -25.62083; 28.36694 (Roodeplaat Dam )
Rust de Winter Dam Pretoria Limpopo Elands River 1934
28,200
4.73
31
25°14′0″S 28°31′3″E / 25.23333°S 28.51750°E / -25.23333; 28.51750 (Rust de Winter Dam )
Rustfontein Dam Thaba Nchu Free State Modder River 1955 72,200 11.585 36 29°16′15″S 26°37′1″E / 29.27083°S 26.61694°E / -29.27083; 26.61694 (Rustfontein Dam )
Sandile Dam Keiskammahoek Eastern Cape Keiskamma River 1983 30,960 1.460 61 32°43′0″S 27°6′4″E / 32.71667°S 27.10111°E / -32.71667; 27.10111 (Sandile Dam )
Settlers Dam Grahamstown Eastern Cape Kariega River 1962 5,300[ 17] 1.01
21
33°24′42″S 26°30′34″E / 33.41167°S 26.50944°E / -33.41167; 26.50944 (Settlers Dam )
Setumo Dam Mmabatho North West Molopo River 1995 19,600 4.473 17 25°51′30″S 25°30′1″E / 25.85833°S 25.50028°E / -25.85833; 25.50028 (Setumo Dam )
Shongweni Dam (Ntshongweni Dam) Hillcrest KZN Sterkspruit and Wekeweke Rivers 1927 2,200
0.3
39
29°51′25″S 30°43′20″E / 29.85694°S 30.72222°E / -29.85694; 30.72222 (Shongweni Dam )
Silvermine Dam Cape Town Western Cape 1898 82
0.04
9
34°4′31″S 18°23′56″E / 34.07528°S 18.39889°E / -34.07528; 18.39889 (Silvermine Dam )
Slangdraai Dam Ladysmith KZN Sundays River 1986 10,300 2.400 28°14′24″S 29°44′58″E / 28.24000°S 29.74944°E / -28.24000; 29.74944 (Slangdraai Dam )
Smartt Dam Britstown Northern Cape Ongers River 1912 100,300 31.569 30°36′48″S 23°18′2″E / 30.61333°S 23.30056°E / -30.61333; 23.30056 (Smartt Dam )
Sol Plaatje Dam (Previously Saulspoort Dam)Bethlehem Free State Liebenbergsvlei River 1968 15,676 3.560 24 28°13′1″S 28°22′1″E / 28.21694°S 28.36694°E / -28.21694; 28.36694 (Sol Plaatjie Dam )
Spioenkop Dam Bergville KZN Tugela River 1973 270,600[N] [ 3] 15.314 53
28°40′53″S 29°31′1″E / 28.68139°S 29.51694°E / -28.68139; 29.51694 (Spioenkop Dam )
Spitskop Dam Schmidtsdrift Northern Cape Harts River 1974 57,800[ 11] 25.312 18 28°7′29″S 24°30′9″E / 28.12472°S 24.50250°E / -28.12472; 24.50250 (Spitskop Dam )
Spring Grove Dam Nottingham Road
KZN
Mooi River
2013
139,300
10.2
32
29°19′23″S 29°56′38″E / 29.32306°S 29.94389°E / -29.32306; 29.94389 (Spring Grove Dam )
Steenbras Dam (lower)Gordons Bay Western Cape Steenbras River 1921
33517[ 4]
3.642
37
34°11′15″S 18°51′4″E / 34.18750°S 18.85111°E / -34.18750; 18.85111 (Steenbras Dam )
Steenbras Upper Dam Gordons Bay Western Cape Steenbras River 1977
31767[S] [ 4]
2.750
37
34°10′5″S 18°54′5″E / 34.16806°S 18.90139°E / -34.16806; 18.90139 (Steenbras Dam – Upper )
Steenbras Hydro-Electric Lower Dam Gordons Bay Western Cape Sir Lowry's Pass River 1977 3,560[S] 0.35 31 34°8′50″S 18°54′0″E / 34.14722°S 18.90000°E / -34.14722; 18.90000 (Steenbras Hydro-Electric Lower Dam )
Sterkfontein Dam Harrismith Free State Nuwejaar Spruit 1980 2,616,900[N] [ 5] 67.260 93 28°23′15″S 29°1′10″E / 28.38750°S 29.01944°E / -28.38750; 29.01944 (Sterkfontein Dam )
Stettynskloof Dam Worcester Western Cape Holsloot River 1955 14,700[N] [ 14] 1.004 48 33°50′14″S 19°15′8″E / 33.83722°S 19.25222°E / -33.83722; 19.25222 (Stettynskloof Dam )
Stompdrift Dam De Rust Western Cape Olifants River 1965 46,270 6.203 49 33°30′45″S 22°35′8″E / 33.51250°S 22.58556°E / -33.51250; 22.58556 (Stompdrift Dam )
Taung Dam Taung North West Harts River 1993 58,900 4.650 44 27°31′35″S 24°51′16″E / 27.52639°S 24.85444°E / -27.52639; 24.85444 (Taung Dam )
Theewaterskloof Dam Villiersdorp Western Cape Riviersonderend River 1978
480188[N] [ 14] [ 4]
51.204
38
34°4′45″S 19°17′1″E / 34.07917°S 19.28361°E / -34.07917; 19.28361 (Theewaterskloof Dam )
Tierpoort Dam
Bloemfontein Free State Tierpoort River
1990
34,000
9.11
20
29°25′20″S 26°08′10″E / 29.42222°S 26.13611°E / -29.42222; 26.13611 (Tierpoort Dam )
Trichardtsfontein Dam Trichardt Mpumalanga Trichardt Spruit 1981 15,200 2.459 26 26°29′53″S 29°14′1″E / 26.49806°S 29.23361°E / -26.49806; 29.23361 (Trichardtsfontein Dam )
Tsojana Dam Cofimvaba Eastern Cape Tsojana River 1978 12,340 2.360 23 31°53′0″S 27°38′1″E / 31.88333°S 27.63361°E / -31.88333; 27.63361 (Tsojana Dam )
Tweedraai Dam Trichardt Mpumalanga Trichardt Spruit 1991 16,000 2.370 21 26°25′45″S 29°13′0″E / 26.42917°S 29.21667°E / -26.42917; 29.21667 (Tweedraai Dam )
Tzaneen Dam (previously Fanie Botha Dam)Tzaneen Limpopo Groot Letaba River 1977 157,291 11.636 50 23°47′37″S 30°9′48″E / 23.79361°S 30.16333°E / -23.79361; 30.16333 (Tzaneen Dam )
Vaal Barrage Vanderbijlpark Gauteng Vaal River 1923[ 25] 56,712 13.485 10 26°45′53″S 27°41′30″E / 26.76472°S 27.69167°E / -26.76472; 27.69167 (Vaal Barrage )
Vaal Dam Deneysville Free State Gauteng Vaal River 1939 2,603,400[N] [ 5] 322.755 63 26°53′1″S 28°7′20″E / 26.88361°S 28.12222°E / -26.88361; 28.12222 (Vaal Dam )
Vaalharts Storage Weir Warrenton North West Vaal River 1936 48,700[ 11] 1.189 12 28°06′55″S 24°55′32″E / 28.11528°S 24.92556°E / -28.11528; 24.92556 (Vaalharts Storage Weir )
Vaalkop Dam Beestekraal North West Elands River , Hex River 2010 53,500[ 26] 11.1
33
25°18′37″S 27°28′33″E / 25.31028°S 27.47583°E / -25.31028; 27.47583 (Vaalkop Dam )
Vanderkloof Dam (previously P.K. Le Roux Dam)Petrusville Northern Cape , Free State Orange River 1977 3,171,300[N] [ 5] 133.402 108 29°59′29″S 24°43′55″E / 29.99139°S 24.73194°E / -29.99139; 24.73194 (Vanderkloof Dam )
Vanwyksvlei Dam Vanwyksvlei Northern Cape Vanwyksvlei 1884 143,081 49.934 15
30°22′46″S 21°48′41″E / 30.37944°S 21.81139°E / -30.37944; 21.81139 (Vanwyksvlei Dam )
Victoria Dam
Cape Town Western Cape Disa River
1895
128[ 4]
0.05
6
33°59′11″S 18°24′29″E / 33.98639°S 18.40806°E / -33.98639; 18.40806 (Victoria Dam )
Voëlvlei Dam Gouda Western Cape Voëlvlei Lake[V]
1971
164095[N] [ 14] [ 4]
15.730
10
33°20′15″S 19°2′1″E / 33.33750°S 19.03361°E / -33.33750; 19.03361 (Voëlvlei Dam )
Vondo Dam Sibasa Limpopo Mutshundudi River 1982 30,540 2.19
47 22°56′45″S 30°20′7″E / 22.94583°S 30.33528°E / -22.94583; 30.33528 (Vondo Dam )
Vygeboom Dam Badplaas MP Komati River 1971 83,000[N] [ 27] 6.7 45 25°52′53″S 30°37′9″E / 25.88139°S 30.61917°E / -25.88139; 30.61917 (Vygeboom Dam )
Wagendrift Dam Estcourt KZN Bushmans River 1963 55,900[N] [ 3] 5.084 41 29°2′15″S 29°51′1″E / 29.03750°S 29.85028°E / -29.03750; 29.85028 (Wagendrift Dam )
Waterdown Dam Whittlesea Eastern Cape Klipplaat River 1958 38,400 2.608 44 32°17′15″S 26°51′1″E / 32.28750°S 26.85028°E / -32.28750; 26.85028 (Waterdown Dam )
Welbedacht Dam Wepener Free State Caledon River 1973 10,200[N] [ 5] 10.185 32 29°54′34″S 26°51′37″E / 29.90944°S 26.86028°E / -29.90944; 26.86028 (Welbedacht Dam )
Wemmershoek Dam Franschhoek Western Cape Wemmers River 1957
58644[N] [ 14] [ 4]
2.960
53
33°50′1″S 19°5′20″E / 33.83361°S 19.08889°E / -33.83361; 19.08889 (Wemmershoek Dam )
Westoe Dam Amsterdam Mpumalanga Usutu River 1968 61,900 7.333 26 26°30′15″S 30°37′5″E / 26.50417°S 30.61806°E / -26.50417; 30.61806 (Westoe Dam )
Witbank Dam Witbank Mpumalanga Olifants River 1971 104,000[N] [ 10] 12.112 44 25°53′30″S 29°19′1″E / 25.89167°S 29.31694°E / -25.89167; 29.31694 (Witbank Dam )
Witklip Dam Sabie Mpumalanga Sand River 1969 12,970 1.875 21 25°14′10″S 30°54′1″E / 25.23611°S 30.90028°E / -25.23611; 30.90028 (Witklip Dam )
Wolwedans Dam Mossel Bay Western Cape Great Brak River 1990 25,530 1.100 70
34°0′51″S 22°13′44″E / 34.01417°S 22.22889°E / -34.01417; 22.22889 (Wolwedans Dam )
Woodhead Dam Cape Town Western Cape Disa River
1897
954[ 4]
0.16
38
33°58′38″S 18°24′8″E / 33.97722°S 18.40222°E / -33.97722; 18.40222 (Woodhead Dam )
Woodstock Dam Bergville KZN Tugela River 1983 373,300[N] [ 3] 29.129 49 28°45′31″S 29°14′46″E / 28.75861°S 29.24611°E / -28.75861; 29.24611 (Woodstock Dam )
Wriggleswade Dam Stutterheim Eastern Cape Kubusi River 1991 93,200 10.000 35 32°34′1″S 27°35′0″E / 32.56694°S 27.58333°E / -32.56694; 27.58333 (Wriggleswade Dam )
Xilinxa Dam Idutywa Eastern Cape Xilinxa River
1972
13,900
2.81
25
32°08′32″S 28°05′57″E / 32.14222°S 28.09917°E / -32.14222; 28.09917 (Xilinxa Dam )
Xonxa Dam Queenstown Eastern Cape White Kei River 1974 115,900[N] [ 7] 12.881 49 31°51′0″S 27°11′13″E / 31.85000°S 27.18694°E / -31.85000; 27.18694 (Xonxa Dam )
Zaaihoek Dam Wakkerstroom Mpumalanga Slang River 1988 184,600[N] [ 3] 12.446 46 27°26′1″S 30°4′30″E / 27.43361°S 30.07500°E / -27.43361; 30.07500 (Zaaihoek Dam )
