Dam · Gauteng · South Africa · DWS
Rietvlei Dam
100.2% full
Total capacity
12.3 Mm³
River
Hennops River
Basin
Unknown
Primary use
water supply
Operator
DWS South Africa
Last updated
2026-06-09
Current fill
100.2%vs 7 days ago
0.0%stable
vs 1 year ago
N/A7-day trend
→stable
Weekly storage
Fill history — multi-year
About this dam
Data source
official
Storage data: Department of Water and Sanitation (DWS) Weekly State of Dams report, South Africa.
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 0.000, 0.000 · Open in Google Maps
About Rietvlei Dam
As of June 9, 2026, Rietvlei Dam is filled to 100.2% of its total capacity, holding roughly 12 Mm³ of water out of a maximum 12 Mm³. At this level the reservoir is effectively full.
Over the most recent week on record the fill level has held broadly steady (+0.0 pts).
Across the readings we hold for Rietvlei Dam — 5 data points between May 31, 2026 and June 9, 2026 — the level has ranged from a low of 100.2% (June 3, 2026) to a high of 100.5% (May 31, 2026).
It is operated by DWS South Africa primarily for water supply. It lies within the Unknown basin at 0.000°N, 0.000°E.
Key facts
- Current fill level
- 100.2%
- Water stored
- 12 Mm³
- Total capacity
- 12 Mm³
- 7-day change
- No change
- Primary use
- Water supply
- River
- Hennops River
- River basin
- Unknown
- Operator
- DWS South Africa
- Coordinates
- 0.000°N, 0.000°E
- Last updated
- June 9, 2026
Recent readings
| Date | Fill level | Volume (Mm³) |
|---|---|---|
| 9 Jun 2026 | 100.2% | 12 |
| 8 Jun 2026 | 100.2% | 12 |
| 7 Jun 2026 | 100.2% | 12 |
| 3 Jun 2026 | 100.2% | 12 |
| 31 May 2026 | 100.5% | 12 |
Frequently asked questions
What is the current water level of Rietvlei Dam?
As of June 9, 2026, Rietvlei Dam is at 100.2% of its capacity, holding approximately 12 Mm³ of water, according to DWS South Africa data.
Is Rietvlei Dam reservoir full?
Rietvlei Dam is essentially full, sitting at 100.2% of capacity as of June 9, 2026.
Is the water level at Rietvlei Dam rising or falling?
The level at Rietvlei Dam has been broadly stable over the latest week on record (0.0 points).
How much water can Rietvlei Dam hold?
Rietvlei Dam has a total capacity of 12 Mm³.
Where is Rietvlei Dam reservoir located?
Rietvlei Dam is located in Gauteng, South Africa, within the Unknown basin (coordinates 0.000°N, 0.000°E).
What is Rietvlei Dam used for?
Rietvlei Dam is used primarily for water supply, and is managed by DWS South Africa.