Reservoir · Santander · Colombia · XM
Topocoro (Sogamoso)
74.9% full
Capacity
1,028.72 GWh
Energy stored
771 GWh
River
Sogamoso
Coordinates
6.770°N, 73.430°W
Last updated
2026-09-09
Current fill
74.9%vs 7 days ago
-2.7%losing
vs 1 year ago
-21.5%year-over-year
7-day trend
↓falling
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. 6.770, -73.430 · Open in Google Maps
About Topocoro (Sogamoso)
As of September 9, 2026, Topocoro (Sogamoso) is filled to 74.9% of its total capacity, holding roughly 771 GWh of water out of a maximum 1,029 GWh. At this level the reservoir is within its normal operating range.
Over the most recent week on record the fill level has fallen by 2.7 percentage points, and it is 21.5 points below its level on the same date a year earlier.
Across the readings we hold for Topocoro (Sogamoso) — 2078 data points between January 1, 2021 and September 9, 2026 — the level has ranged from a low of 16.2% (April 17, 2024) to a high of 102.2% (May 22, 2025). On average the reservoir is fullest around November and at its lowest around March.
It is operated by XM primarily for hydroelectric power. It lies within the Sogamoso basin at 6.770°N, 73.430°W.
Key facts
- Current fill level
- 74.9%
- Water stored
- 771 GWh
- Total capacity
- 1,029 GWh
- 7-day change
- ▼ 2.7 pts
- Year-on-year
- ▼ 21.5 pts
- Primary use
- Hydroelectric power
- River
- Sogamoso
- River basin
- Sogamoso
- Operator
- XM
- Coordinates
- 6.770°N, 73.430°W
- Last updated
- September 9, 2026
Recent readings
| Date | Fill level | Volume (GWh) |
|---|---|---|
| 9 Sep 2026 | 74.9% | 771 |
| 8 Sep 2026 | 75.2% | 773 |
| 7 Sep 2026 | 75.5% | 777 |
| 6 Sep 2026 | 76.1% | 783 |
| 5 Sep 2026 | 76.7% | 789 |
| 4 Sep 2026 | 76.9% | 792 |
| 3 Sep 2026 | 77.5% | 797 |
| 2 Sep 2026 | 77.6% | 798 |
| 1 Sep 2026 | 78.1% | 803 |
| 31 Aug 2026 | 78.8% | 810 |
| 30 Aug 2026 | 79.4% | 817 |
| 29 Aug 2026 | 80.0% | 823 |