| Comunidad | Capacidad | Embalsada | Variacion | ||
| Alava | 223 | 169 | (75.78%) | 1 | (0.45%) |
| Albacete | 727 | 140 | (19.26%) | -4 | (-0.55%) |
| Alicante | 315 | 93 | (29.52%) | 0 | (0.00%) |
| Almeria | 224 | 23 | (10.27%) | 0 | (0.00%) |
| Asturias | 484 | 340 | (70.25%) | -10 | (-2.07%) |
| Avila | 290 | 68 | (23.45%) | -2 | (-0.69%) |
| Badajoz | 7592 | 2933 | (38.63%) | 0 | (0.00%) |
| Barcelona | 274 | 177 | (64.60%) | -4 | (-1.46%) |
| Burgos | 139 | 97 | (69.78%) | -3 | (-2.16%) |
| Caceres | 6627 | 2796 | (42.19%) | -181 | (-2.73%) |
| Cadiz | 1821 | 891 | (48.93%) | -12 | (-0.66%) |
| Cantabria | 575 | 324 | (56.35%) | -18 | (-3.13%) |
| Castellon | 221 | 102 | (46.15%) | -3 | (-1.36%) |
| Ciudad Real | 510 | 191 | (37.45%) | 0 | (0.00%) |
| Cordoba | 3411 | 1040 | (30.49%) | -22 | (-0.64%) |
| Cuenca | 1134 | 362 | (31.92%) | -10 | (-0.88%) |
| Girona | 294 | 155 | (52.72%) | -4 | (-1.36%) |
| Granada | 1186 | 521 | (43.93%) | -8 | (-0.67%) |
| Guadalajara | 2931 | 676 | (23.06%) | -12 | (-0.41%) |
| Guipuzcoa | 29 | 21 | (72.41%) | -1 | (-3.45%) |
| Huelva | 1508 | 863 | (57.23%) | -3 | (-0.20%) |
| Huesca | 2401 | 1100 | (45.81%) | -63 | (-2.62%) |
| Jaen | 2327 | 745 | (32.02%) | -20 | (-0.86%) |
| La Coruña | 359 | 226 | (62.95%) | -6 | (-1.67%) |
| La Rioja | 136 | 53 | (38.97%) | -4 | (-2.94%) |
| Leon | 1772 | 798 | (45.03%) | -53 | (-2.99%) |
| Lleida | 1145 | 624 | (54.50%) | -25 | (-2.18%) |
| Lugo | 895 | 664 | (74.19%) | -8 | (-0.89%) |
| Madrid | 1060 | 559 | (52.74%) | -12 | (-1.13%) |
| Malaga | 616 | 362 | (58.77%) | -5 | (-0.81%) |
| Murcia | 148 | 26 | (17.57%) | -1 | (-0.68%) |
| Navarra | 1014 | 430 | (42.41%) | -32 | (-3.16%) |
| Orense | 1603 | 1028 | (64.13%) | -7 | (-0.44%) |
| Palencia | 488 | 121 | (24.80%) | -11 | (-2.25%) |
| Pontevedra | 363 | 296 | (81.54%) | -4 | (-1.10%) |
| Salamanca | 3482 | 1596 | (45.84%) | -24 | (-0.69%) |
| Segovia | 81 | 47 | (57.74%) | 0 | (0.00%) |
| Sevilla | 942 | 499 | (52.97%) | -7 | (-0.74%) |
| Soria | 267 | 153 | (57.30%) | -7 | (-2.62%) |
| Tarragona | 237 | 210 | (88.61%) | 2 | (0.84%) |
| Teruel | 183 | 96 | (52.46%) | -2 | (-1.09%) |
| Toledo | 451 | 177 | (39.25%) | -4 | (-0.89%) |
| Valencia | 1911 | 491 | (25.69%) | -7 | (-0.37%) |
| Valladolid | 6 | 6 | (100.00%) | 0 | (0.00%) |
| Zamora | 1767 | 961 | (54.39%) | -35 | (-1.98%) |
| Zaragoza | 1905 | 1075 | (56.43%) | -35 | (-1.84%) |
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