Reservoir · Antioquia · Colombia · XM
Troneras
54.2% full
Capacity
63.93 GWh
Energy stored
35 GWh
River
Guadalupe
Coordinates
6.756°N, 75.250°W
Last updated
2026-06-10
Current fill
54.2%vs 7 days ago
-4.3%losing
vs 1 year ago
-33.8%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: 2026-06-10.
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 6.756, -75.250 · Open in Google Maps
About Troneras
As of June 10, 2026, Troneras is filled to 54.2% of its total capacity, holding roughly 35 GWh of water out of a maximum 64 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 4.3 percentage points, and it is 33.8 points below its level on the same date a year earlier.
Across the readings we hold for Troneras — 1987 data points between January 1, 2021 and June 10, 2026 — the level has ranged from a low of 2.7% (February 24, 2021) to a high of 105.0% (January 11, 2021). On average the reservoir is fullest around July and at its lowest around February.
It is operated by XM primarily for hydroelectric power. It lies within the Guadalupe basin at 6.756°N, 75.250°W.
Key facts
- Current fill level
- 54.2%
- Water stored
- 35 GWh
- Total capacity
- 64 GWh
- 7-day change
- ▼ 4.3 pts
- Year-on-year
- ▼ 33.8 pts
- Primary use
- Hydroelectric power
- River
- Guadalupe
- River basin
- Guadalupe
- Operator
- XM
- Coordinates
- 6.756°N, 75.250°W
- Last updated
- June 10, 2026
Recent readings
| Date | Fill level | Volume (GWh) |
|---|---|---|
| 10 Jun 2026 | 54.2% | 35 |
| 9 Jun 2026 | 58.5% | 37 |
| 8 Jun 2026 | 64.2% | 41 |
| 7 Jun 2026 | 67.9% | 43 |
| 6 Jun 2026 | 67.6% | 43 |
| 5 Jun 2026 | 67.2% | 43 |
| 4 Jun 2026 | 38.8% | 25 |
| 3 Jun 2026 | 35.0% | 22 |
| 2 Jun 2026 | 26.8% | 17 |
| 1 Jun 2026 | 27.0% | 17 |
| 31 May 2026 | 37.8% | 24 |
| 30 May 2026 | 46.1% | 30 |
Frequently asked questions
What is the current water level of Troneras?
As of June 10, 2026, Troneras is at 54.2% of its capacity, holding approximately 35 GWh of water, according to XM — Operador del Mercado de Energía data.
Is Troneras reservoir full?
No. As of June 10, 2026, Troneras is within its normal operating range at 54.2% of its capacity, so it is not full.
Is the water level at Troneras rising or falling?
The level at Troneras is falling — it dropped 4.3 percentage points over the latest week on record.
How much water can Troneras hold?
Troneras has a total capacity of 64 GWh.
Where is Troneras reservoir located?
Troneras is located in Antioquia, Colombia, within the Guadalupe basin (coordinates 6.756°N, 75.250°W).
What is Troneras used for?
Troneras is used primarily for hydroelectric power, and is managed by XM.