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 2026-06-29.
As of Monday, 29 June 2026, Western Cape's 44 tracked dams are on average 76.1% full, up 1.3 points on the week, and 10.3 points higher than this week last year. The biggest reservoir in the province, Theewaterskloof Dam, is at 75.6%, followed by Brandvlei Dam at 52.5%.
Largest Dams in Western Cape
All Dams in Western Cape
| Dam | River | Cap (Mm3) | Now | vs Wk | vs Yr |
|---|---|---|---|---|---|
| Theewaterskloof Dam | Riviersonderend | 479 | 75.6% | +0.5 | +5.8 |
| Brandvlei Dam | Lower Brandvlei | 286 | 52.5% | +0.8 | +0.7 |
| Kwaggaskloof Dam | Holsloot | 169 | 51.7% | +1.1 | +0.2 |
| Voelvlei Dam | Voelvlei | 159 | 59.4% | +0.8 | -6.1 |
| Berg River Dam | Berg River | 127 | 85% | +6.7 | -4.8 |
| Clanwilliam Dam | Olifants River | 122 | 93.1% | +2.4 | +47.1 |
| Wemmershoek Dam | Wemmers | 59 | 100% | +0.1 | +27.6 |
| Floriskraal Buffels | - | 47 | 101.5% | +0.7 | +46.4 |
| Stompdrift | Olifants | 46 | 101.7% | +0.2 | +24.5 |
| Gamkapoort | - | 36 | 103.2% | -0.3 | +50.9 |
| Kammanassie | Kammanassie | 34 | 101% | -0.2 | +20.0 |
| Steenbras Lower Dam | Steenbras | 34 | 47% | -0.8 | -4.9 |
| Steenbras Upper Dam | Steenbras | 32 | 86.2% | +2.8 | -10.5 |
| Eikenhof | Palmiet | 29 | 109.5% | +8.2 | +43.4 |
| Wolwedans | - | 25 | 100.7% | +0.1 | +0.9 |
| Ceres | Koekedou | 17 | 101.2% | +1.2 | +33.2 |
| Stettynskloof | - | 15 | 105.4% | +4.6 | +2.1 |
| Leeugamka | - | 13 | 100.9% | +0.0 | +51.9 |
| Garden Route Dam | Swart River | 12 | 99.4% | -0.5 | +8.6 |
| Elandskloof | - | 11 | 101.6% | +1.1 | +53.6 |
| Lakenvallei | Sanddrifskloof | 10 | 100.2% | +0.4 | +9.3 |
| Keerom | Nuy | 10 | 88.4% | +0.0 | +0.0 |
| Poortjieskloof | - | 10 | 100.6% | +0.1 | +15.8 |
| Korentepoort | - | 8 | 91.2% | +2.1 | -9.0 |
| Roode Els Berg | Sanddrifskloof | 8 | 97.4% | -0.3 | +51.9 |
| Hartebeestkuil | - | 7 | 100.3% | +0.0 | +31.5 |
| Duiwenhoks | - | 6 | 100.2% | -0.1 | +0.1 |
| De Bos | Onrus | 6 | 100% | +0.4 | +19.3 |
| Misverstand | - | 6 | 115.9% | +2.7 | -10.1 |
| Calitzdorp Nels | - | 5 | 100.4% | -0.1 | +31.6 |
| Bulshoek Dam | Olifants River | 5 | 89.4% | +0.0 | +7.4 |
| Haarlem Dam | Groot River | 5 | 101.1% | +0.1 | +25.6 |
| Buffeljags | Buffeljags | 5 | 100.8% | +0.2 | +0.0 |
| Klipheuwel | Tributary of Hartenbos | 4 | 33.6% | -1.6 | +3.5 |
| Oukloof | Cordiers | 4 | 100.4% | +0.0 | +4.9 |
| Bellair | Brak | 4 | 96.5% | +0.2 | +11.2 |
| Prinsrivier | Prins | 2 | 100.5% | +0.0 | +57.5 |
| Roodefontein | - | 2 | 99.7% | +0.0 | +41.7 |
| Klipberg | Konings | 2 | 90% | -0.9 | +34.4 |
| Pietersfontein | Pietersfontein | 2 | 99.8% | -0.5 | +20.2 |
| Gamka | Gamka | 2 | 100% | -0.1 | +53.5 |
| Miertjieskraal | - | 1 | 99.8% | -0.2 | +23.6 |
| Ernest Robertson | - | 0 | 101% | +0.0 | +7.1 |
| Tierkloof | Tributary of Seweweekspoort | 0 | 100% | +0.0 | +11.4 |
Rivers with Dams in Western Cape
Dams in Western Cape grouped by river, ranked by total storage capacity.
| River | Dams | Total Cap (Mm3) | Avg Level |
|---|---|---|---|
| Riviersonderend | 1 | 479 | 75.6% |
| Lower Brandvlei | 1 | 286 | 52.5% |
| Holsloot | 1 | 169 | 51.7% |
| Voelvlei | 1 | 159 | 59.4% |
| Olifants River | 2 | 127 | 93% |
| Berg River | 1 | 127 | 85% |
| Steenbras | 2 | 66 | 66% |
| Wemmers | 1 | 59 | 100% |
| Olifants | 1 | 46 | 101.7% |
| Kammanassie | 1 | 34 | 101% |
| Palmiet | 1 | 29 | 109.5% |
| Sanddrifskloof | 2 | 18 | 99% |
| Koekedou | 1 | 17 | 101.2% |
| Swart River | 1 | 12 | 99.4% |
| Nuy | 1 | 10 | 88.4% |
| Onrus | 1 | 6 | 100% |
| Groot River | 1 | 5 | 101.1% |
| Buffeljags | 1 | 5 | 100.8% |
| Tributary of Hartenbos | 1 | 5 | 33.6% |
| Cordiers | 1 | 4 | 100.4% |
| Brak | 1 | 4 | 96.5% |
| Prins | 1 | 2 | 100.5% |
| Konings | 1 | 2 | 90% |
| Pietersfontein | 1 | 2 | 99.8% |
| Gamka | 1 | 2 | 100% |
| Tributary of Seweweekspoort | 1 | 0 | 100% |
Western Cape Dam Levels - Frequently Asked Questions
What are the current dam levels in Western Cape?
As of 2026-06-29, Western Cape dams are on average 76.1% 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 75.6% full. The next two largest are Brandvlei Dam (52.5%) and Kwaggaskloof Dam (51.7%).
Which dams in Western Cape are the lowest right now?
No dams in Western Cape are currently below 30% full, based on the most recent official readings.
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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