Dam · Limpopo · South Africa · DWS
Glen Alpine Dam
102.5% full
Total capacity
18.9 Mm³
River
Mogalakwena River
Basin
Unknown
Primary use
water supply
Operator
DWS South Africa
Coordinates
-23.192°S, 28.698°E
Last updated
2026-06-29
Current fill
102.5%vs 7 days ago
+0.5%gaining
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. -23.192, 28.698 · Open in Google Maps
About Glen Alpine Dam
As of June 29, 2026, Glen Alpine Dam is filled to 102.5% of its total capacity, holding roughly 19 Mm³ of water out of a maximum 19 Mm³. At this level the reservoir is effectively full.
Over the most recent week on record the fill level has held broadly steady (+0.5 pts).
Across the readings we hold for Glen Alpine Dam — 8 data points between May 31, 2026 and June 29, 2026 — the level has ranged from a low of 102.0% (June 22, 2026) to a high of 104.2% (May 31, 2026).
It is operated by DWS South Africa primarily for water supply. It lies within the Unknown basin at 23.192°S, 28.698°E.
Key facts
- Current fill level
- 102.5%
- Water stored
- 19 Mm³
- Total capacity
- 19 Mm³
- 7-day change
- ▲ 0.5 pts
- Primary use
- Water supply
- River
- Mogalakwena River
- River basin
- Unknown
- Operator
- DWS South Africa
- Coordinates
- 23.192°S, 28.698°E
- Last updated
- June 29, 2026
Recent readings
| Date | Fill level | Volume (Mm³) |
|---|---|---|
| 29 Jun 2026 | 102.5% | 19 |
| 22 Jun 2026 | 102.0% | 19 |
| 16 Jun 2026 | 103.2% | 20 |
| 9 Jun 2026 | 103.2% | 20 |
| 8 Jun 2026 | 103.5% | 20 |
| 7 Jun 2026 | 103.5% | 20 |
| 3 Jun 2026 | 103.5% | 20 |
| 31 May 2026 | 104.2% | 20 |
Frequently asked questions
What is the current water level of Glen Alpine Dam?
As of June 29, 2026, Glen Alpine Dam is at 102.5% of its capacity, holding approximately 19 Mm³ of water, according to DWS South Africa data.
Is Glen Alpine Dam reservoir full?
Glen Alpine Dam is essentially full, sitting at 102.5% of capacity as of June 29, 2026.
Is the water level at Glen Alpine Dam rising or falling?
The level at Glen Alpine Dam has been broadly stable over the latest week on record (+0.5 points).
How much water can Glen Alpine Dam hold?
Glen Alpine Dam has a total capacity of 19 Mm³.
Where is Glen Alpine Dam reservoir located?
Glen Alpine Dam is located in Limpopo, South Africa, within the Unknown basin (coordinates 23.192°S, 28.698°E).
What is Glen Alpine Dam used for?
Glen Alpine 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.