San Salvador
Huesca · Aragon · Ebro
Capacity
137 hm³
Coordinates
41.785°N, 0.201°E
Operator
CHE
67.2% full
Current fill
67.2%vs 7 days ago
-4.3%losing
vs 1 year ago
+8.1%year-over-year
7-day trend
↓falling
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Technical specifications
| Total capacity | 137 hm³ |
| Usable capacity | 123.3 hm³ |
| Primary use | Multi-purpose |
| Operator | CHE |
| Province | Huesca |
| Autonomous community | Aragon |
| River basin | Ebro |
Satellite imagery: Esri, Maxar, Earthstar Geographics. Map: Esri, HERE, Garmin, © OpenStreetMap contributors. 41.785, 0.201 · Open in Google Maps
About San Salvador
As of July 27, 2026, San Salvador is filled to 67.2% of its total capacity, holding roughly 92 hm³ of water out of a maximum 137 hm³. At this level the reservoir is within its normal operating range. Of that total, about 123 hm³ is usable (live) storage.
Over the most recent week on record the fill level has fallen by 4.3 percentage points, and it is 8.1 points above its level on the same date a year earlier.
Across the readings we hold for San Salvador — 304 data points between October 6, 2020 and July 27, 2026 — the level has ranged from a low of 40.9% (September 30, 2025) to a high of 99.3% (May 11, 2021). On average the reservoir is fullest around June and at its lowest around September.
It is operated by CHE primarily for multiple purposes. It lies within the Ebro basin at 41.785°N, 0.201°E.
Key facts
- Current fill level
- 67.2%
- Water stored
- 92 hm³
- Total capacity
- 137 hm³
- Usable capacity
- 123 hm³
- 7-day change
- ▼ 4.3 pts
- Year-on-year
- ▲ 8.1 pts
- Primary use
- Multipurpose
- River basin
- Ebro
- Operator
- CHE
- Coordinates
- 41.785°N, 0.201°E
- Last updated
- July 27, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 27 Jul 2026 | 67.2% | 92 |
| 20 Jul 2026 | 71.5% | 98 |
| 14 Jul 2026 | 76.6% | 105 |
| 7 Jul 2026 | 80.3% | 110 |
| 30 Jun 2026 | 83.9% | 115 |
| 23 Jun 2026 | 88.3% | 121 |
| 16 Jun 2026 | 91.2% | 125 |
| 9 Jun 2026 | 91.2% | 125 |
| 2 Jun 2026 | 91.2% | 125 |
| 26 May 2026 | 90.5% | 124 |
| 19 May 2026 | 88.3% | 121 |
| 12 May 2026 | 86.1% | 118 |
Frequently asked questions
What is the current water level of San Salvador?
As of July 27, 2026, San Salvador is at 67.2% of its capacity, holding approximately 92 hm³ of water, according to embalses.net data.
Is San Salvador reservoir full?
No. As of July 27, 2026, San Salvador is within its normal operating range at 67.2% of its capacity, so it is not full.
Is the water level at San Salvador rising or falling?
The level at San Salvador is falling — it dropped 4.3 percentage points over the latest week on record.
How much water can San Salvador hold?
San Salvador has a total capacity of 137 hm³, of which about 123 hm³ is usable storage.
Where is San Salvador reservoir located?
San Salvador is located in Huesca, Aragon, Spain, within the Ebro basin (coordinates 41.785°N, 0.201°E).
What is San Salvador used for?
San Salvador is used primarily for multiple purposes, and is managed by CHE.