Santa Eulalia
Ourense · Galicia · Miño - Sil
Capacity
10 hm³
Coordinates
42.346°N, 7.056°W
Operator
CHS
50.0% full
Current fill
50.0%vs 7 days ago
-10.0%losing
vs 1 year ago
-30.0%year-over-year
7-day trend
↓falling
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Technical specifications
| Total capacity | 10 hm³ |
| Usable capacity | 9 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. 42.346, -7.056 · Open in Google Maps
About Santa Eulalia
As of September 7, 2026, Santa Eulalia is filled to 50.0% of its total capacity, holding roughly 5 hm³ of water out of a maximum 10 hm³. At this level the reservoir is within its normal operating range. Of that total, about 9 hm³ is usable (live) storage.
Over the most recent week on record the fill level has fallen by 10.0 percentage points, and it is 30.0 points below its level on the same date a year earlier.
Across the readings we hold for Santa Eulalia — 419 data points between September 4, 2018 and September 7, 2026 — the level has ranged from a low of 40.0% (July 2, 2019) to a high of 100.0% (September 4, 2018). On average the reservoir is fullest around April and at its lowest around July.
It is operated by CHS primarily for multiple purposes. It lies within the Miño - Sil basin at 42.346°N, 7.056°W.
Key facts
- Current fill level
- 50.0%
- Water stored
- 5 hm³
- Total capacity
- 10 hm³
- Usable capacity
- 9 hm³
- 7-day change
- ▼ 10.0 pts
- Year-on-year
- ▼ 30.0 pts
- Primary use
- Multipurpose
- River basin
- Miño - Sil
- Operator
- CHS
- Coordinates
- 42.346°N, 7.056°W
- Last updated
- September 7, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 7 Sep 2026 | 50.0% | 5 |
| 1 Sep 2026 | 60.0% | 6 |
| 25 Aug 2026 | 60.0% | 6 |
| 18 Aug 2026 | 50.0% | 5 |
| 11 Aug 2026 | 60.0% | 6 |
| 4 Aug 2026 | 50.0% | 5 |
| 28 Jul 2026 | 50.0% | 5 |
| 21 Jul 2026 | 50.0% | 5 |
| 14 Jul 2026 | 60.0% | 6 |
| 7 Jul 2026 | 60.0% | 6 |
| 30 Jun 2026 | 70.0% | 7 |
| 23 Jun 2026 | 70.0% | 7 |