Dam · Free State · South Africa · DWS
Bloemhof Dam
109.6% full
Total capacity
1,243 Mm³
River
Vaal
Basin
Vaal
Primary use
water supply
Operator
DWS
Coordinates
-27.633°S, 25.617°E
Last updated
2026-08-31
Current fill
109.6%vs 7 days ago
-0.2%losing
vs 1 year ago
N/A7-day trend
→stable
Weekly storage
Fill history — multi-year
About this dam
Dam height
33 m
Year built
1970
Dam type
Gravity
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. -27.633, 25.617 · Open in Google Maps
About Bloemhof Dam
As of August 31, 2026, Bloemhof Dam is filled to 109.6% of its total capacity, holding roughly 1,362 Mm³ of water out of a maximum 1,243 Mm³. At this level the reservoir is effectively full.
Over the most recent week on record the fill level has held broadly steady (-0.2 pts).
Across the readings we hold for Bloemhof Dam — 14 data points between May 31, 2026 and August 31, 2026 — the level has ranged from a low of 104.1% (May 31, 2026) to a high of 109.8% (August 24, 2026).
The dam at Bloemhof Dam stands 33 m tall and is a gravity dam and was completed in 1970. It is operated by DWS primarily for water supply. It lies within the Vaal basin at 27.633°S, 25.617°E.
Key facts
- Current fill level
- 109.6%
- Water stored
- 1,362 Mm³
- Total capacity
- 1,243 Mm³
- 7-day change
- ▼ 0.2 pts
- Primary use
- Water supply
- River
- Vaal
- River basin
- Vaal
- Dam height
- 33 m
- Year completed
- 1970
- Operator
- DWS
- Coordinates
- 27.633°S, 25.617°E
- Last updated
- August 31, 2026
Recent readings
| Date | Fill level | Volume (Mm³) |
|---|---|---|
| 31 Aug 2026 | 109.6% | 1,362 |
| 24 Aug 2026 | 109.8% | 1,365 |
| 17 Aug 2026 | 108.0% | 1,342 |
| 10 Aug 2026 | 106.4% | 1,323 |
| 3 Aug 2026 | 106.4% | 1,323 |
| 27 Jul 2026 | 106.8% | 1,327 |
| 29 Jun 2026 | 104.5% | 1,299 |
| 22 Jun 2026 | 105.0% | 1,305 |
| 16 Jun 2026 | 105.8% | 1,315 |
| 9 Jun 2026 | 105.8% | 1,315 |
| 8 Jun 2026 | 104.6% | 1,300 |
| 7 Jun 2026 | 104.6% | 1,300 |
Nearby reservoirs
See also: South Africa dam levels, explained — how the DWS Weekly State of Dams report becomes the national and provincial figures.