Name (Alt.)
Nearest locale
province
Impounds
Year completed(commissioned)
Reservoir volume ML
Surface area (km2 )
Wall height (meter)
Map ref
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
Malibamat'so 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 )
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] [ 21]
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] [ 22]
0.775
48
34°11′30″S 18°57′17″E / 34.19167°S 18.95472°E / -34.19167; 18.95472 (Rockview 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 18.95000°E / -34.14722; 18.95000 (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[ 23]
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[ 24]
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] [ 25]
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 )