Agua embalsada por cuencas (30-03-2026) (hm3)
| Cuenca |
Capacidad |
Embalsada |
Variación |
| Tajo |
11056 |
8935 |
(80,82%) |
5 |
(0,05%) |
| Guadiana |
9538 |
8267 |
(86,67%) |
11 |
(0,12%) |
| Guadalquivir |
8030 |
6900 |
(85,93%) |
41 |
(0,51%) |
| Ebro |
7802 |
6504 |
(83,36%) |
-133 |
(-1,70%) |
| Duero |
7602 |
6596 |
(86,76%) |
46 |
(0,61%) |
| Miño-Sil |
3030 |
2610 |
(86,14%) |
15 |
(0,50%) |
| Júcar |
2846 |
1925 |
(67,64%) |
12 |
(0,42%) |
| Guadalete-Barbate |
1651 |
1498 |
(90,73%) |
-3 |
(-0,18%) |
| Med. Andaluza |
1174 |
896 |
(76,32%) |
3 |
(0,26%) |
| Segura |
1140 |
624 |
(54,74%) |
15 |
(1,32%) |
| Galicia Costa |
684 |
611 |
(89,33%) |
2 |
(0,29%) |
| Cataluña Interna |
677 |
609 |
(89,96%) |
-5 |
(-0,74%) |
| Cantábrico Occidental |
490 |
420 |
(85,71%) |
8 |
(1,63%) |
| Tinto, Odiel y Piedras |
229 |
205 |
(89,52%) |
-2 |
(-0,87%) |
| Cantábrico Oriental |
73 |
68 |
(93,15%) |
0 |
(0,00%) |
| País Vasco Interna |
21 |
21 |
(100,00%) |
0 |
(0,00%) |
