Santa Ana
Huesca · Aragon · Ebro
Capacity
237 hm³
Coordinates
41.896°N, 0.588°E
Operator
CHE
50.2% full
Current fill
50.2%vs 7 days ago
-2.1%losing
vs 1 year ago
-13.1%year-over-year
7-day trend
↓falling
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Technical specifications
| Total capacity | 237 hm³ |
| Usable capacity | 213.3 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. 41.896, 0.588 · Open in Google Maps
About Santa Ana
As of July 27, 2026, Santa Ana is filled to 50.2% of its total capacity, holding roughly 119 hm³ of water out of a maximum 237 hm³. At this level the reservoir is within its normal operating range. Of that total, about 213 hm³ is usable (live) storage.
Over the most recent week on record the fill level has fallen by 2.1 percentage points, and it is 13.1 points below its level on the same date a year earlier.
Across the readings we hold for Santa Ana — 420 data points between July 17, 2018 and July 27, 2026 — the level has ranged from a low of 38.8% (August 16, 2022) to a high of 86.5% (April 30, 2024). On average the reservoir is fullest around April and at its lowest around September.
It is operated by CHE primarily for multiple purposes. It lies within the Ebro basin at 41.896°N, 0.588°E.
Key facts
- Current fill level
- 50.2%
- Water stored
- 119 hm³
- Total capacity
- 237 hm³
- Usable capacity
- 213 hm³
- 7-day change
- ▼ 2.1 pts
- Year-on-year
- ▼ 13.1 pts
- Primary use
- Multipurpose
- River basin
- Ebro
- Operator
- CHE
- Coordinates
- 41.896°N, 0.588°E
- Last updated
- July 27, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 27 Jul 2026 | 50.2% | 119 |
| 20 Jul 2026 | 52.3% | 124 |
| 14 Jul 2026 | 52.7% | 125 |
| 7 Jul 2026 | 54.4% | 129 |
| 30 Jun 2026 | 59.1% | 140 |
| 23 Jun 2026 | 60.3% | 143 |
| 16 Jun 2026 | 59.1% | 140 |
| 9 Jun 2026 | 57.0% | 135 |
| 2 Jun 2026 | 60.3% | 143 |
| 26 May 2026 | 62.9% | 149 |
| 19 May 2026 | 66.2% | 157 |
| 12 May 2026 | 70.9% | 168 |
Frequently asked questions
What is the current water level of Santa Ana?
As of July 27, 2026, Santa Ana is at 50.2% of its capacity, holding approximately 119 hm³ of water, according to embalses.net data.
Is Santa Ana reservoir full?
No. As of July 27, 2026, Santa Ana is within its normal operating range at 50.2% of its capacity, so it is not full.
Is the water level at Santa Ana rising or falling?
The level at Santa Ana is falling — it dropped 2.1 percentage points over the latest week on record.
How much water can Santa Ana hold?
Santa Ana has a total capacity of 237 hm³, of which about 213 hm³ is usable storage.
Where is Santa Ana reservoir located?
Santa Ana is located in Huesca, Aragon, Spain, within the Ebro basin (coordinates 41.896°N, 0.588°E).
What is Santa Ana used for?
Santa Ana is used primarily for multiple purposes, and is managed by CHE.