| Pantano | Capacidad | Embalsada | Variacion |
| GARCIA DE SOLA | 554 | 341 | -48 |
| RICOBAYO | 1200 | 735 | -46 |
| BELESAR | 655 | 507 | -42 |
|
|
1446 | 495 | -33 |
| LA SERENA | 3219 | 1485 | -33 |
| RIAÑO | 664 | 406 | -28 |
|
|
3160 | 2323 | -26 |
|
|
911 | 608 | -24 |
| ITOIZ | 417 | 376 | -22 |
|
|
436 | 378 | -18 |
