| # | Plant | Region | MW |
|---|---|---|---|
| 1 | FUENTE ALAMO III | Murcia | 75 |
| 2 | GRUPO TURBO-GENERADOR 2 TIRME-SON REUS | Balearic Islands | 75 |
| 3 | PROCESOS ECOLOGICOS CARMONA 1 | Andalusia | 45 |
| 4 | LA ALJORRA-CARTAGENA | Murcia | 27 |
| 5 | OLEXTRA | Catalonia | 17 |
| 6 | PLANTA COGENERACION BECOSA -FUENTE PIEDRA | Andalusia | 16 |
| 7 | AGREDA | Castille and Leon | 16 |
| 8 | ADS JUNEDA 2 | Catalonia | 15 |
| 9 | PROCESOS ECOLOGICOS VILCHES | Andalusia | 15 |
| 10 | PURINARSA TRATAMIENTO DE PURINES | Galicia | 15 |
| 11 | TRATAMIENTO DE PURINES | Catalonia | 15 |
| 12 | HORTA MEDIO AMBIENTE | Galicia | 15 |
| 13 | PLANTA DDP GUARDO | Castille and Leon | 15 |
| 14 | TRATAMIENTO DE PURINES OSA DE LA VEGA | Castille-La Mancha | 15 |
| 15 | VERTEDERO DEL GARRAF | Catalonia | 12 |
WRI Global Power Plant Database (CC BY 4.0).
