Agua embalsada por cuencas (01-12-2025) (hm3)
| Cuenca |
Capacidad |
Embalsada |
Variación |
| Tajo |
11056 |
6479 |
(58,60%) |
-58 |
(-0,52%) |
| Guadiana |
9538 |
5541 |
(58,09%) |
-3 |
(-0,03%) |
| Guadalquivir |
8028 |
3575 |
(44,53%) |
-10 |
(-0,12%) |
| Ebro |
7802 |
4339 |
(55,61%) |
124 |
(1,59%) |
| Duero |
7602 |
4288 |
(56,40%) |
-18 |
(-0,24%) |
| Miño-Sil |
3030 |
1756 |
(57,95%) |
41 |
(1,35%) |
| Júcar |
2846 |
1421 |
(49,93%) |
2 |
(0,07%) |
| Guadalete-Barbate |
1651 |
696 |
(42,16%) |
-1 |
(-0,06%) |
| Med. Andaluza |
1174 |
502 |
(42,76%) |
-2 |
(-0,17%) |
| Segura |
1140 |
241 |
(21,14%) |
7 |
(0,61%) |
| Galicia Costa |
684 |
419 |
(61,26%) |
30 |
(4,39%) |
| Cataluña Interna |
677 |
482 |
(71,20%) |
-5 |
(-0,74%) |
| Cantábrico Occidental |
490 |
298 |
(60,82%) |
16 |
(3,27%) |
| Tinto, Odiel y Piedras |
229 |
168 |
(73,36%) |
-1 |
(-0,44%) |
| Cantábrico Oriental |
73 |
53 |
(72,60%) |
4 |
(5,48%) |
| País Vasco Interna |
21 |
16 |
(76,19%) |
0 |
(0,00%) |
