| IVRS River Systems State of Dams on 2025-12-29 |
| # Means latest available data |
| FSC is full storage capacity in million cubic meters |
| Dam | River | Photo | Indicators | FSC | This Week | Last Week | Last Year |
| Bloemhof Dam | Vaal River | Photo | Indicators | 1243.0 | 98.2 | 97.7 | 66.0 |
| Grootdraai Dam | Vaal River | Photo | Indicators | 349.6 | 102.1 | 102.1 | 81.2 |
| Heyshope Dam | Assegaai River | Photo | Indicators | 445.0 | 101.0 | 100.7 | 98.9 |
| Jericho Dam | Mpama River | Photo | Indicators | 59.0 | 97.3 | 97.5 | 60.8 |
| Katse Dam | Malibamatso River | Photo | Indicators | 1519.2 | 100.4 | 100.6 | 70.3 |
| Mohale Dam | Senqunyane River | Photo | Indicators | 843.6 | 102.5 | 102.9 | 102.0 |
| Morgenstond Dam | Ngwempisi River | Photo | Indicators | 100.0 | 100.2 | 99.9 | 62.2 |
| Nooitgedacht Dam | Komati River | Photo | Indicators | 78.4 | 100.4 | 98.2 | 77.4 |
| Sterkfontein Dam | Nuwejaarspruit River | Photo | Indicators | 2617.0 | 100.2 | 100.1 | 97.9 |
| Vaal Dam | Vaal River | Photo | Indicators | 2561.0 | 103.6 | 101.6 | 24.3 |
| Vygeboom Dam | Komati River | Photo | Indicators | 78.1 | 100.5 | 100.7 | 85.0 |
| Westoe Dam | Usutu River | Photo | Indicators | 60.1 | 72.8 | 72.0 | 37.1 |
| Woodstock Dam | Tugela River | Photo | Indicators | 355.5 | 95.7 | 87.3 | 85.2 |
| Zaaihoek Dam | Slang River | Photo | Indicators | 184.3 | 100.5 | 100.5 | 84.0 |
Total | 10492.9 | 100.8 | 100.0 | 70.2 |
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