Búbal
Huesca · Aragon · Ebro
Capacity
63 hm³
Coordinates
42.703°N, 0.310°W
Operator
CHE
25.4% full
Current fill
25.4%vs 7 days ago
-9.5%losing
vs 1 year ago
-7.9%year-over-year
7-day trend
↓falling
Catchment Weather
Past 30 days + 14-day forecast · Open-Meteo
Technical specifications
| Total capacity | 63 hm³ |
| Usable capacity | 56.7 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. 42.703, -0.310 · Open in Google Maps
About Búbal
As of July 27, 2026, Búbal is filled to 25.4% of its total capacity, holding roughly 16 hm³ of water out of a maximum 63 hm³. At this level the reservoir is low. Of that total, about 57 hm³ is usable (live) storage.
Over the most recent week on record the fill level has fallen by 9.5 percentage points, and it is 7.9 points below its level on the same date a year earlier.
Across the readings we hold for Búbal — 420 data points between July 17, 2018 and July 27, 2026 — the level has ranged from a low of 4.8% (October 9, 2018) to a high of 93.7% (November 7, 2023). On average the reservoir is fullest around May and at its lowest around September.
It is operated by CHE primarily for multiple purposes. It lies within the Ebro basin at 42.703°N, 0.310°W.
Key facts
- Current fill level
- 25.4%
- Water stored
- 16 hm³
- Total capacity
- 63 hm³
- Usable capacity
- 57 hm³
- 7-day change
- ▼ 9.5 pts
- Year-on-year
- ▼ 7.9 pts
- Primary use
- Multipurpose
- River basin
- Ebro
- Operator
- CHE
- Coordinates
- 42.703°N, 0.310°W
- Last updated
- July 27, 2026
Recent readings
| Date | Fill level | Volume (hm³) |
|---|---|---|
| 27 Jul 2026 | 25.4% | 16 |
| 20 Jul 2026 | 34.9% | 22 |
| 14 Jul 2026 | 46.0% | 29 |
| 7 Jul 2026 | 55.6% | 35 |
| 30 Jun 2026 | 65.1% | 41 |
| 23 Jun 2026 | 66.7% | 42 |
| 16 Jun 2026 | 69.8% | 44 |
| 9 Jun 2026 | 73.0% | 46 |
| 2 Jun 2026 | 82.5% | 52 |
| 26 May 2026 | 85.7% | 54 |
| 19 May 2026 | 82.5% | 52 |
| 12 May 2026 | 88.9% | 56 |
Frequently asked questions
What is the current water level of Búbal?
As of July 27, 2026, Búbal is at 25.4% of its capacity, holding approximately 16 hm³ of water, according to embalses.net data.
Is Búbal reservoir full?
No. As of July 27, 2026, Búbal is low at 25.4% of its capacity, so it is not full.
Is the water level at Búbal rising or falling?
The level at Búbal is falling — it dropped 9.5 percentage points over the latest week on record.
How much water can Búbal hold?
Búbal has a total capacity of 63 hm³, of which about 57 hm³ is usable storage.
Where is Búbal reservoir located?
Búbal is located in Huesca, Aragon, Spain, within the Ebro basin (coordinates 42.703°N, 0.310°W).
What is Búbal used for?
Búbal is used primarily for multiple purposes, and is managed by CHE.