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Western Cape Dam Levels Today

Weekly water storage status for 44 dams in Western Cape. Sourced from the Department of Water and Sanitation. Current as of 2026-10-12.

OurPower is an independent information site and is not affiliated with the Department of Water and Sanitation. Dam level data is sourced from official DWS reporting.
80.1%
weighted average
80%
Last week
82.9%
Last year same week
1866
Total capacity (Mm3)
44
Dams tracked
As of Monday, 12 October 2026

As of Monday, 12 October 2026, Western Cape's 44 tracked dams are on average 80.1% full, essentially unchanged from a week ago, and 2.8 points lower than this week last year. The biggest reservoir in the province, Theewaterskloof Dam, is at 74.7%, followed by Brandvlei Dam at 71.1%.

Biggest weekly risers
Eikenhof at 101.3% (+1.8)
Kwaggaskloof Dam at 69.5% (+1.6)
Brandvlei Dam at 71.1% (+1.3)
Biggest weekly fallers
Wemmershoek Dam at 84.6% (-2.1)
Gamkapoort at 102.9% (-2)
Stompdrift at 100.4% (-1.1)
Dams under 30% full
Klipheuwel at 8.8%

Largest Dams in Western Cape

All Dams in Western Cape

DamRiverCap (Mm3)Nowvs Wkvs Yr
Theewaterskloof DamRiviersonderend47974.7%-0.3-9.8
Brandvlei DamLower Brandvlei28671.1%+1.3-7.1
Kwaggaskloof DamHolsloot16969.5%+1.6-6.9
Voelvlei DamVoelvlei15957.6%-0.4-42.2
Berg River DamBerg River12793.2%-0.2-6.7
Clanwilliam DamOlifants River12294.5%+0.6-1.3
Wemmershoek DamWemmers5984.6%-2.1-2.2
Floriskraal Buffels-47100.6%-0.4+60.2
StompdriftOlifants46100.4%-1.1+44.9
Gamkapoort-36102.9%-2.0+70.8
KammanassieKammanassie34100.2%+0.2+39.3
Steenbras Lower DamSteenbras3446.6%-0.4-47.9
Steenbras Upper DamSteenbras3296.5%+1.0-2.1
EikenhofPalmiet29101.3%+1.8+1.6
Wolwedans-25100%-0.4+19.8
CeresKoekedou1791.8%-0.6-8.2
Stettynskloof-1599.5%+0.0-0.5
Leeugamka-13100.6%-0.7+68.1
Garden Route DamSwart River1299.3%-0.7+37.1
Elandskloof-11100.5%+0.0+1.5
LakenvalleiSanddrifskloof10100.2%+0.0+0.8
KeeromNuy1088.4%+0.0-8.6
Poortjieskloof-1099.5%-0.3+12.5
Korentepoort-8100.3%-0.3+20.1
Roode Els BergSanddrifskloof8100.1%+1.8+0.4
Hartebeestkuil-799.8%-0.2+39.8
Duiwenhoks-6100.3%-0.3+14.2
De BosOnrus698.6%-0.3-0.6
Misverstand-6103%-1.3-5.5
Calitzdorp Nels-5100.4%-0.4+48.2
Bulshoek DamOlifants River580.8%-17.3-14.2
Haarlem DamGroot River5101%-0.8+39.0
BuffeljagsBuffeljags5100.8%-1.5+9.1
KlipheuwelTributary of Hartenbos48.8%-2.3-6.2
OukloofCordiers4100.4%-0.2+6.5
BellairBrak496%+0.0+15.4
PrinsrivierPrins2100%+0.0+73.2
Roodefontein-299.8%-1.2+51.4
KlipbergKonings299.5%-1.8+36.3
PietersfonteinPietersfontein2100.2%-0.3+21.0
GamkaGamka299.7%-0.9+66.8
Miertjieskraal-199.7%-0.3+44.5
Ernest Robertson-0101.2%+0.0+63.2
TierkloofTributary of Seweweekspoort0100%+0.0+37.0

Rivers with Dams in Western Cape

Dams in Western Cape grouped by river, ranked by total storage capacity.

RiverDamsTotal Cap (Mm3)Avg Level
Riviersonderend147974.7%
Lower Brandvlei128671.1%
Holsloot116969.5%
Voelvlei115957.6%
Olifants River212794%
Berg River112793.2%
Steenbras26670.8%
Wemmers15984.6%
Olifants146100.4%
Kammanassie134100.2%
Palmiet129101.3%
Sanddrifskloof218100.2%
Koekedou11791.8%
Swart River11299.3%
Nuy11088.4%
Onrus1698.6%
Groot River15101%
Buffeljags15100.8%
Tributary of Hartenbos158.8%
Cordiers14100.4%
Brak1496%
Prins12100%
Konings1299.5%
Pietersfontein12100.2%
Gamka1299.7%
Tributary of Seweweekspoort10100%

Western Cape Dam Levels - Frequently Asked Questions

What are the current dam levels in Western Cape?

As of 2026-10-12, Western Cape dams are on average 80.1% full (capacity-weighted average across 44 dams). The total water storage capacity in Western Cape is 1866 million cubic metres.

Which is the largest dam in Western Cape?

The largest dam in Western Cape is Theewaterskloof Dam, with a full supply capacity of 479 million cubic metres. It is currently 74.7% full. The next two largest are Brandvlei Dam (71.1%) and Kwaggaskloof Dam (69.5%).

Which dams in Western Cape are the lowest right now?

Dams currently under 30% full in Western Cape: Klipheuwel (8.8%). These reservoirs are most likely to see tightened water restrictions if levels continue to slide.

Are there water restrictions in Western Cape?

Water restrictions in Western Cape are determined by the relevant municipality or water utility. Restrictions are typically introduced when major supply dams drop below 50% and become more severe below 30%. Contact your local municipality for current restriction status.

How accurate is the Western Cape dam level data?

All readings on this page come directly from the Department of Water and Sanitation, the official custodian of South Africa's dam level data, and are displayed without modification. Levels are refreshed each week as soon as the latest official figures are released.

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