Reservoir · Antioquia · Colombia · XM
Punchiná
87.7% full
Capacity
65.94 GWh
Energy stored
58 GWh
River
San Carlos
Coordinates
6.229°N, 74.865°W
Last updated
2026-09-09
Current fill
87.7%vs 7 days ago
+49.1%gaining
vs 1 year ago
+55.0%year-over-year
7-day trend
↑rising
Data source: XM — Operador del Mercado de Energía — daily useful-energy storage (VoluUtilDiarEner) and useful capacity (CapaUtilDiarEner). Colombia is a hydropower system, so storage is reported as energy (GWh), not water volume; fill % is useful energy ÷ useful capacity. Last reading: 2026-09-09.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 6.229, -74.865 · Open in Google Maps
About Punchiná
As of September 9, 2026, Punchiná is filled to 87.7% of its total capacity, holding roughly 58 GWh of water out of a maximum 66 GWh. At this level the reservoir is high.
Over the most recent week on record the fill level has risen by 49.1 percentage points, and it is 55.0 points above its level on the same date a year earlier.
Across the readings we hold for Punchiná — 2078 data points between January 1, 2021 and September 9, 2026 — the level has ranged from a low of 0.8% (May 16, 2024) to a high of 105.0% (October 26, 2021). On average the reservoir is fullest around October and at its lowest around April.
It is operated by XM primarily for hydroelectric power. It lies within the San Carlos basin at 6.229°N, 74.865°W.
Key facts
- Current fill level
- 87.7%
- Water stored
- 58 GWh
- Total capacity
- 66 GWh
- 7-day change
- ▲ 49.1 pts
- Year-on-year
- ▲ 55.0 pts
- Primary use
- Hydroelectric power
- River
- San Carlos
- River basin
- San Carlos
- Operator
- XM
- Coordinates
- 6.229°N, 74.865°W
- Last updated
- September 9, 2026
Recent readings
| Date | Fill level | Volume (GWh) |
|---|---|---|
| 9 Sep 2026 | 87.7% | 58 |
| 8 Sep 2026 | 64.4% | 42 |
| 7 Sep 2026 | 44.5% | 29 |
| 6 Sep 2026 | 28.8% | 19 |
| 5 Sep 2026 | 21.6% | 14 |
| 4 Sep 2026 | 16.9% | 11 |
| 3 Sep 2026 | 33.7% | 22 |
| 2 Sep 2026 | 38.6% | 25 |
| 1 Sep 2026 | 32.7% | 22 |
| 31 Aug 2026 | 32.3% | 21 |
| 30 Aug 2026 | 31.5% | 21 |
| 29 Aug 2026 | 26.1% | 17 |