| Pantano | Capacidad | Embalsada | Variación |
| Albiña [+] | 5 | 3 | 0 |
| Ibai-Eder [+] | 11 | 11 | 0 |
|
|
8 | 8 | 0 |
|
|
146 | 132 | 2 |
| Urkulu [+] | 10 | 10 | 0 |
|
|
72 | 52 | -1 |