| Comunidad | Capacidad | Embalsada | Variacion | ||
| Alava | 223 | 159 | (71.30%) | 0 | (0.00%) |
| Albacete | 727 | 178 | (24.48%) | 4 | (0.55%) |
| Alicante | 315 | 97 | (30.79%) | 1 | (0.32%) |
| Almeria | 224 | 28 | (12.50%) | 1 | (0.45%) |
| Asturias | 484 | 282 | (58.26%) | -19 | (-3.93%) |
| Avila | 290 | 180 | (62.07%) | 1 | (0.34%) |
| Badajoz | 7592 | 3925 | (51.70%) | 1 | (0.01%) |
| Barcelona | 274 | 239 | (87.23%) | 1 | (0.36%) |
| Burgos | 139 | 93 | (66.91%) | 0 | (0.00%) |
| Caceres | 6627 | 3733 | (56.33%) | -125 | (-1.89%) |
| Cadiz | 1821 | 1191 | (65.40%) | 1 | (0.05%) |
| Cantabria | 575 | 453 | (78.78%) | 7 | (1.22%) |
| Castellon | 221 | 133 | (60.18%) | 3 | (1.36%) |
| Ciudad Real | 510 | 275 | (53.92%) | 0 | (0.00%) |
| Cordoba | 3411 | 1707 | (50.04%) | 5 | (0.15%) |
| Cuenca | 1134 | 430 | (37.92%) | 1 | (0.09%) |
| Girona | 294 | 262 | (89.12%) | -2 | (-0.68%) |
| Granada | 1186 | 660 | (55.65%) | 1 | (0.08%) |
| Guadalajara | 2931 | 913 | (31.15%) | 2 | (0.07%) |
| Guipuzcoa | 29 | 20 | (68.97%) | 0 | (0.00%) |
| Huelva | 1508 | 1102 | (73.08%) | -5 | (-0.33%) |
| Huesca | 2401 | 1828 | (76.13%) | -8 | (-0.33%) |
| Jaen | 2327 | 1130 | (48.56%) | 0 | (0.00%) |
| La Coruña | 359 | 209 | (58.22%) | -10 | (-2.79%) |
| La Rioja | 136 | 63 | (46.32%) | -1 | (-0.74%) |
| Leon | 1772 | 969 | (54.68%) | -5 | (-0.28%) |
| Lleida | 1145 | 786 | (68.65%) | -20 | (-1.75%) |
| Lugo | 895 | 426 | (47.60%) | -29 | (-3.24%) |
| Madrid | 1060 | 733 | (69.15%) | -6 | (-0.57%) |
| Malaga | 616 | 480 | (77.92%) | 0 | (0.00%) |
| Murcia | 148 | 35 | (23.65%) | 0 | (0.00%) |
| Navarra | 1014 | 454 | (44.77%) | 1 | (0.10%) |
| Orense | 1603 | 850 | (53.03%) | -18 | (-1.12%) |
| Palencia | 488 | 265 | (54.30%) | 0 | (0.00%) |
| Pontevedra | 363 | 281 | (77.41%) | 2 | (0.55%) |
| Salamanca | 3482 | 1683 | (48.33%) | -8 | (-0.23%) |
| Segovia | 81 | 54 | (66.34%) | 2 | (2.46%) |
| Sevilla | 942 | 681 | (72.29%) | 2 | (0.21%) |
| Soria | 267 | 178 | (66.67%) | 0 | (0.00%) |
| Tarragona | 237 | 217 | (91.56%) | 0 | (0.00%) |
| Teruel | 183 | 114 | (62.30%) | 1 | (0.55%) |
| Toledo | 451 | 240 | (53.22%) | 3 | (0.67%) |
| Valencia | 1911 | 593 | (31.03%) | 5 | (0.26%) |
| Valladolid | 6 | 6 | (100.00%) | 0 | (0.00%) |
| Zamora | 1767 | 869 | (49.18%) | -65 | (-3.68%) |
| Zaragoza | 1905 | 1057 | (55.49%) | -14 | (-0.73%) |
