| # | Plant | Fuel | Country | MW |
|---|---|---|---|---|
| 1 | ASCO GR | Nuclear | Spain | 2,060 |
| 2 | BESOS GRUPO 5 | Gas | Spain | 1,670.8 |
| 3 | VANDELLOS GR 2 | Nuclear | Spain | 1,087 |
| 4 | PUERTO DE BARCELONA GRUPO 2 | Gas | Spain | 866.3 |
| 5 | CTCC PLANA DEL VENT 2 | Gas | Spain | 834.1 |
| 6 | TARRAGONA | Gas | Spain | 802.8 |
| 7 | RIBA ROJA 1 | Hydro | Spain | 264 |
| 8 | MORALETS 1 | Hydro | Spain | 219.1 |
| 9 | TAVASCAN INFERIOR | Hydro | Spain | 150.9 |
| 10 | El Morell power station | Oil | Spain | 150 |
| 11 | MONTAMARA 1 | Hydro | Spain | 92.4 |
| 12 | SUSQUEDA 3 | Hydro | Spain | 88.6 |
| 13 | Tarragona Refinery power station | Oil | Spain | 85 |
| 14 | SERRA DE RUBIO | Wind | Spain | 76 |
| 15 | ARTIES 1 | Hydro | Spain | 67.5 |
| 16 | CAMARASA II 1 | Hydro | Spain | 58.7 |
| 17 | MUDEFER | Wind | Spain | 58 |
| 18 | SAU 2 | Hydro | Spain | 55.6 |
| 19 | FLIX 1 | Hydro | Spain | 52.5 |
| 20 | LLAVORSI CARDOS 1 | Hydro | Spain | 52.4 |
| 21 | SERRA DEL TALLAT | Wind | Spain | 49.5 |
| 22 | PONT DE REI 1 | Hydro | Spain | 46.1 |
| 23 | Barcelona Cartonboard power station | Gas | Spain | 46 |
| 24 | SEROS II 1 | Hydro | Spain | 44.2 |
| 25 | SERRA DE VILOBI | Wind | Spain | 40.5 |
| 26 | Tortosa Energia power station | Gas | Spain | 40 |
| 27 | TORTOSA ENERGIA | Gas | Spain | 39.6 |
| 28 | OLIANA 3 | Hydro | Spain | 37.6 |
| 29 | LES COLLADETES I | Wind | Spain | 36.6 |
| 30 | Pobla De Claramunt power station | Gas | Spain | 33 |
| 31 | TERRADETS 1 | Hydro | Spain | 32.3 |
| 32 | LES FORQUES | Wind | Spain | 30 |
| 33 | P.E. DE TORTOSA | Wind | Spain | 29.9 |
| 34 | P.E. VECIANA | Wind | Spain | 29 |
| 35 | C.H. RIALB 2. | Hydro | Spain | 24.8 |
| 36 | TERMOSOLAR BORGES | Solar | Spain | 24.3 |
| 37 | Rossello Mill power station | Gas | Spain | 23 |
| 38 | VIELHA 1 | Hydro | Spain | 21.9 |
| 39 | SEIRA II 3 | Hydro | Spain | 19.2 |
| 40 | OLEXTRA | Waste | Spain | 16.6 |
| 41 | BARRADOS | Hydro | Spain | 15.9 |
| 42 | ADS JUNEDA 2 | Waste | Spain | 15 |
| 43 | TRATAMIENTO DE PURINES | Waste | Spain | 15 |
| 44 | CG NUFRI-1 | Oil | Spain | 13.6 |
| 45 | VETEJAR | Oil | Spain | 12.9 |
| 46 | VERTEDERO DEL GARRAF | Waste | Spain | 12.4 |
| 47 | LERIDA | Hydro | Spain | 11.9 |
| 48 | TERMENS | Hydro | Spain | 11.9 |
| 49 | Seat al Sol | Solar | Spain | 11 |
| 50 | NUFRI | Gas | Spain | 10 |
| 51 | Ramón Escriche | Solar | Spain | 8 |
Method: ranked from open data — capacity & fuel from WRI Global Power Plant Database (CC BY 4.0); CO₂ measured for US EPA GHGRP / EU ETS records and modelled for Climate TRACE records. Sorted server-side; click any column to re-sort. Company-level data only.
ASCO GR (Spain) ranks #1 with 2,060 mw.
This ranking covers 51 power plants in Catalonia, Spain.
1. ASCO GR (2,060); 2. BESOS GRUPO 5 (1,670.8); 3. VANDELLOS GR 2 (1,087).