Dam · Eastern Cape · South Africa · DWS
Groendal Dam
101.0% full
Total capacity
11.64 Mm³
River
Swartkops River
Basin
Unknown
Primary use
water supply
Operator
DWS South Africa
Coordinates
-33.690°S, 25.266°E
Last updated
2026-06-29
Current fill
101.0%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.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. -33.690, 25.266 · Open in Google Maps
About Groendal Dam
As of June 29, 2026, Groendal Dam is filled to 101.0% 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 Groendal Dam — 8 data points between May 31, 2026 and June 29, 2026 — the level has ranged from a low of 100.9% (June 3, 2026) to a high of 101.6% (May 31, 2026).
It is operated by DWS South Africa primarily for water supply. It lies within the Unknown basin at 33.690°S, 25.266°E.
Key facts
- Current fill level
- 101.0%
- Water stored
- 12 Mm³
- Total capacity
- 12 Mm³
- 7-day change
- No change
- Primary use
- Water supply
- River
- Swartkops River
- River basin
- Unknown
- Operator
- DWS South Africa
- Coordinates
- 33.690°S, 25.266°E
- Last updated
- June 29, 2026
Recent readings
| Date | Fill level | Volume (Mm³) |
|---|---|---|
| 29 Jun 2026 | 101.0% | 12 |
| 22 Jun 2026 | 101.0% | 12 |
| 16 Jun 2026 | 101.0% | 12 |
| 9 Jun 2026 | 101.0% | 12 |
| 8 Jun 2026 | 100.9% | 12 |
| 7 Jun 2026 | 100.9% | 12 |
| 3 Jun 2026 | 100.9% | 12 |
| 31 May 2026 | 101.6% | 12 |
Frequently asked questions
What is the current water level of Groendal Dam?
As of June 29, 2026, Groendal Dam is at 101.0% of its capacity, holding approximately 12 Mm³ of water, according to DWS South Africa data.
Is Groendal Dam reservoir full?
Groendal Dam is essentially full, sitting at 101.0% of capacity as of June 29, 2026.
Is the water level at Groendal Dam rising or falling?
The level at Groendal Dam has been broadly stable over the latest week on record (0.0 points).
How much water can Groendal Dam hold?
Groendal Dam has a total capacity of 12 Mm³.
Where is Groendal Dam reservoir located?
Groendal Dam is located in Eastern Cape, South Africa, within the Unknown basin (coordinates 33.690°S, 25.266°E).
What is Groendal Dam used for?
Groendal 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.