Reservoirs in Cantabria
3 reservoirs monitored
- Reservoirs
- 3
- Provinces
- Cantabria
- Basins
- Cantábrico Occidental, Ebro
- Largest
- Ebro
Weekly summary
The reservoirs of Cantabria are currently at 53.4%, holding 307 hm³ of water out of a total capacity of 575 hm³. In the latest weekly update the regional water reserve fell by 3 hm³.
Compared with the same week of 2025: below (-8.5 points). Compared with the 10-year mean: above (+10.3 points).
Among the best-supplied reservoirs is Alsa - Mediajo, while Cohilla, La is among the lowest levels.
| Reference | Level | Difference |
|---|---|---|
| Previous week | 53.9% | -0.5 pts |
| Same week 2025 | 61.9% | -8.5 pts |
| 10-year mean | 43.1% | +10.3 pts |
Reservoirs by province
Cantabria·3 reservoirs·53.4% full
Reservoir / basinCapacityStored waterCurrent levelWeekly change
Alsa - MediajoCantábrico Occidental22 hm³19 hm³86.4 %0 hm³Cohilla, LaCantábrico Occidental12 hm³3 hm³25.0 %0 hm³EbroEbro541 hm³285 hm³52.7 %-3 hm³