Dam · Free State · South Africa · DWS
Knellpoort Dam
100.0% full
Total capacity
130.2 Mm³
River
Rietspruit River
Basin
Unknown
Primary use
water supply
Operator
DWS South Africa
Coordinates
-29.782°S, 26.889°E
Last updated
2026-06-29
Current fill
100.0%vs 7 days ago
-0.3%losing
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.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -29.782, 26.889 · Open in Google Maps
About Knellpoort Dam
As of June 29, 2026, Knellpoort Dam is filled to 100.0% of its total capacity, holding roughly 130 Mm³ of water out of a maximum 130 Mm³. At this level the reservoir is high.
Over the most recent week on record the fill level has held broadly steady (-0.3 pts).
Across the readings we hold for Knellpoort Dam — 8 data points between May 31, 2026 and June 29, 2026 — the level has ranged from a low of 100.0% (June 3, 2026) to a high of 100.3% (May 31, 2026).
It is operated by DWS South Africa primarily for water supply. It lies within the Unknown basin at 29.782°S, 26.889°E.
Key facts
- Current fill level
- 100.0%
- Water stored
- 130 Mm³
- Total capacity
- 130 Mm³
- 7-day change
- ▼ 0.3 pts
- Primary use
- Water supply
- River
- Rietspruit River
- River basin
- Unknown
- Operator
- DWS South Africa
- Coordinates
- 29.782°S, 26.889°E
- Last updated
- June 29, 2026
Recent readings
| Date | Fill level | Volume (Mm³) |
|---|---|---|
| 29 Jun 2026 | 100.0% | 130 |
| 22 Jun 2026 | 100.3% | 131 |
| 16 Jun 2026 | 100.3% | 131 |
| 9 Jun 2026 | 100.3% | 131 |
| 8 Jun 2026 | 100.0% | 130 |
| 7 Jun 2026 | 100.0% | 130 |
| 3 Jun 2026 | 100.0% | 130 |
| 31 May 2026 | 100.3% | 131 |
Frequently asked questions
What is the current water level of Knellpoort Dam?
As of June 29, 2026, Knellpoort Dam is at 100.0% of its capacity, holding approximately 130 Mm³ of water, according to DWS South Africa data.
Is Knellpoort Dam reservoir full?
Knellpoort Dam is essentially full, sitting at 100.0% of capacity as of June 29, 2026.
Is the water level at Knellpoort Dam rising or falling?
The level at Knellpoort Dam has been broadly stable over the latest week on record (-0.3 points).
How much water can Knellpoort Dam hold?
Knellpoort Dam has a total capacity of 130 Mm³.
Where is Knellpoort Dam reservoir located?
Knellpoort Dam is located in Free State, South Africa, within the Unknown basin (coordinates 29.782°S, 26.889°E).
What is Knellpoort Dam used for?
Knellpoort Dam is used primarily for water supply, and is managed by DWS South Africa.
Nearby reservoirs
See also: South Africa dam levels, explained — how the DWS Weekly State of Dams report becomes the national and provincial figures.