| Comunidad | Capacidad | Embalsada | Variacion | ||
| Alava | 223 | 184 | (82.51%) | -2 | (-0.90%) |
| Albacete | 727 | 359 | (49.38%) | -1 | (-0.14%) |
| Alicante | 315 | 154 | (48.89%) | 10 | (3.17%) |
| Almeria | 224 | 39 | (17.41%) | -1 | (-0.45%) |
| Asturias | 484 | 425 | (87.81%) | -5 | (-1.03%) |
| Avila | 290 | 220 | (75.86%) | 0 | (0.00%) |
| Badajoz | 7592 | 3150 | (41.49%) | -38 | (-0.50%) |
| Barcelona | 274 | 254 | (92.70%) | 0 | (0.00%) |
| Burgos | 139 | 124 | (89.21%) | -2 | (-1.44%) |
| Caceres | 6627 | 5128 | (77.38%) | -29 | (-0.44%) |
| Cadiz | 1821 | 906 | (49.75%) | -11 | (-0.60%) |
| Cantabria | 575 | 514 | (89.39%) | 0 | (0.00%) |
| Castellon | 221 | 138 | (62.44%) | 0 | (0.00%) |
| Ciudad Real | 510 | 204 | (40.00%) | -2 | (-0.39%) |
| Cordoba | 3411 | 1383 | (40.55%) | -36 | (-1.06%) |
| Cuenca | 1134 | 543 | (47.88%) | 2 | (0.18%) |
| Girona | 294 | 276 | (93.88%) | -3 | (-1.02%) |
| Granada | 1181 | 684 | (57.92%) | -2 | (-0.17%) |
| Guadalajara | 2975 | 1153 | (38.76%) | -5 | (-0.17%) |
| Guipuzcoa | 29 | 27 | (93.10%) | 0 | (0.00%) |
| Huelva | 1508 | 817 | (54.18%) | -16 | (-1.06%) |
| Huesca | 2401 | 2208 | (91.96%) | 12 | (0.50%) |
| Jaen | 2327 | 1170 | (50.28%) | -15 | (-0.64%) |
| La Coruña | 359 | 292 | (81.34%) | -1 | (-0.28%) |
| La Rioja | 136 | 124 | (91.18%) | -3 | (-2.21%) |
| Leon | 1772 | 1609 | (90.80%) | -13 | (-0.73%) |
| Lleida | 1145 | 1078 | (94.15%) | 14 | (1.22%) |
| Lugo | 895 | 763 | (85.25%) | -6 | (-0.67%) |
| Madrid | 1060 | 866 | (81.70%) | -3 | (-0.28%) |
| Malaga | 616 | 427 | (69.32%) | -5 | (-0.81%) |
| Murcia | 148 | 73 | (49.32%) | -2 | (-1.35%) |
| Navarra | 1014 | 905 | (89.25%) | -23 | (-2.27%) |
| Orense | 1603 | 1360 | (84.84%) | 7 | (0.44%) |
| Palencia | 488 | 453 | (92.83%) | -10 | (-2.05%) |
| Pontevedra | 363 | 337 | (92.84%) | -5 | (-1.38%) |
| Salamanca | 3482 | 2975 | (85.44%) | -7 | (-0.20%) |
| Segovia | 81 | 73 | (89.68%) | 0 | (0.00%) |
| Sevilla | 942 | 636 | (67.52%) | -5 | (-0.53%) |
| Soria | 267 | 244 | (91.39%) | -1 | (-0.37%) |
| Tarragona | 237 | 232 | (97.89%) | 7 | (2.95%) |
| Teruel | 183 | 136 | (74.32%) | 0 | (0.00%) |
| Toledo | 451 | 259 | (57.43%) | -1 | (-0.22%) |
| Valencia | 1420 | 941 | (66.27%) | -5 | (-0.35%) |
| Valladolid | 6 | 6 | (100.00%) | 0 | (0.00%) |
| Zamora | 1767 | 1512 | (85.57%) | -26 | (-1.47%) |
| Zaragoza | 1905 | 1759 | (92.34%) | -9 | (-0.47%) |
