| Comunidad | Capacidad | Embalsada | Variacion | ||
| Alava | 223 | 199 | (89.24%) | 12 | (5.38%) |
| Albacete | 727 | 213 | (29.30%) | 13 | (1.79%) |
| Alicante | 315 | 93 | (29.52%) | -2 | (-0.63%) |
| Almeria | 224 | 22 | (9.82%) | 1 | (0.45%) |
| Asturias | 484 | 419 | (86.57%) | -27 | (-5.58%) |
| Avila | 290 | 261 | (90.00%) | 11 | (3.79%) |
| Badajoz | 7592 | 4721 | (62.18%) | 212 | (2.79%) |
| Barcelona | 274 | 230 | (83.94%) | 18 | (6.57%) |
| Burgos | 139 | 129 | (92.81%) | 3 | (2.16%) |
| Caceres | 6627 | 5841 | (88.14%) | 382 | (5.76%) |
| Cadiz | 1821 | 1404 | (77.10%) | 68 | (3.73%) |
| Cantabria | 575 | 444 | (77.22%) | 12 | (2.09%) |
| Castellon | 221 | 94 | (42.53%) | 1 | (0.45%) |
| Ciudad Real | 510 | 314 | (61.57%) | 18 | (3.53%) |
| Cordoba | 3411 | 1991 | (58.37%) | 74 | (2.17%) |
| Cuenca | 1134 | 446 | (39.33%) | 27 | (2.38%) |
| Girona | 294 | 188 | (63.95%) | 51 | (17.35%) |
| Granada | 1186 | 636 | (53.63%) | 27 | (2.28%) |
| Guadalajara | 2931 | 853 | (29.10%) | 103 | (3.51%) |
| Guipuzcoa | 29 | 28 | (96.55%) | -1 | (-3.45%) |
| Huelva | 1508 | 1278 | (84.75%) | 41 | (2.72%) |
| Huesca | 2401 | 1840 | (76.63%) | 110 | (4.58%) |
| Jaen | 2327 | 1451 | (62.35%) | 86 | (3.70%) |
| La Coruña | 359 | 324 | (90.25%) | 5 | (1.39%) |
| La Rioja | 136 | 125 | (91.91%) | 0 | (0.00%) |
| Leon | 1772 | 1548 | (87.36%) | 45 | (2.54%) |
| Lleida | 1145 | 912 | (79.65%) | 92 | (8.03%) |
| Lugo | 895 | 838 | (93.63%) | 0 | (0.00%) |
| Madrid | 1060 | 848 | (80.00%) | 44 | (4.15%) |
| Malaga | 616 | 406 | (65.91%) | 14 | (2.27%) |
| Murcia | 148 | 27 | (18.24%) | 0 | (0.00%) |
| Navarra | 1014 | 915 | (90.24%) | -23 | (-2.27%) |
| Orense | 1603 | 1279 | (79.79%) | 9 | (0.56%) |
| Palencia | 488 | 376 | (77.05%) | 25 | (5.12%) |
| Pontevedra | 363 | 327 | (90.08%) | -3 | (-0.83%) |
| Salamanca | 3482 | 2263 | (64.99%) | 86 | (2.47%) |
| Segovia | 81 | 79 | (97.05%) | 9 | (11.06%) |
| Sevilla | 942 | 809 | (85.88%) | 13 | (1.38%) |
| Soria | 267 | 216 | (80.90%) | 16 | (5.99%) |
| Tarragona | 237 | 208 | (87.76%) | 12 | (5.06%) |
| Teruel | 183 | 91 | (49.73%) | 5 | (2.73%) |
| Toledo | 451 | 277 | (61.42%) | 4 | (0.89%) |
| Valencia | 1911 | 543 | (28.41%) | 20 | (1.05%) |
| Valladolid | 6 | 6 | (100.00%) | 0 | (0.00%) |
| Zamora | 1767 | 1390 | (78.66%) | 70 | (3.96%) |
| Zaragoza | 1905 | 1559 | (81.84%) | 150 | (7.87%) |
