Las Conchas
Ourense · Galicia · Miño - Sil
Capacity
80 hm³
Coordinates
41.968°N, 7.987°W
Operator
CHS
48.8% full
Current fill
48.8%vs 7 days ago
-3.7%losing
vs 1 year ago
-8.7%year-over-year
7-day trend
↓falling
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Technical specifications
| Total capacity | 80 hm³ |
| Usable capacity | 72 hm³ |
| Primary use | Multi-purpose |
| Operator | CHS |
| Province | Ourense |
| Autonomous community | Galicia |
| River basin | Miño - Sil |
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 41.968, -7.987 · Open in Google Maps
About Las Conchas
As of September 7, 2026, Las Conchas is filled to 48.8% of its total capacity, holding roughly 39 hm³ of water out of a maximum 80 hm³. At this level the reservoir is within its normal operating range. Of that total, about 72 hm³ is usable (live) storage.
Over the most recent week on record the fill level has fallen by 3.7 percentage points, and it is 8.7 points below its level on the same date a year earlier.
Across the readings we hold for Las Conchas — 419 data points between September 4, 2018 and September 7, 2026 — the level has ranged from a low of 23.8% (December 24, 2024) to a high of 95.0% (May 20, 2025). On average the reservoir is fullest around May and at its lowest around October.
It is operated by CHS primarily for multiple purposes. It lies within the Miño - Sil basin at 41.968°N, 7.987°W.
Key facts
- Current fill level
- 48.8%
- Water stored
- 39 hm³
- Total capacity
- 80 hm³
- Usable capacity
- 72 hm³
- 7-day change
- ▼ 3.7 pts
- Year-on-year
- ▼ 8.7 pts
- Primary use
- Multipurpose
- River basin
- Miño - Sil
- Operator
- CHS
- Coordinates
- 41.968°N, 7.987°W
- Last updated
- September 7, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 7 Sep 2026 | 48.8% | 39 |
| 1 Sep 2026 | 52.5% | 42 |
| 25 Aug 2026 | 52.5% | 42 |
| 18 Aug 2026 | 52.5% | 42 |
| 11 Aug 2026 | 53.8% | 43 |
| 4 Aug 2026 | 53.8% | 43 |
| 28 Jul 2026 | 57.5% | 46 |
| 21 Jul 2026 | 62.5% | 50 |
| 14 Jul 2026 | 68.8% | 55 |
| 7 Jul 2026 | 75.0% | 60 |
| 30 Jun 2026 | 76.3% | 61 |
| 23 Jun 2026 | 80.0% | 64 |