| # | Plant | Fuel | Country | MW |
|---|---|---|---|---|
| 1 | Poolbeg Combined Cycle | Gas | Ireland | 490 |
| 2 | Dublin Bay Power | Gas | Ireland | 405 |
| 3 | Huntstown Phase II | Gas | Ireland | 404 |
| 4 | Huntstown | Gas | Ireland | 343 |
| 5 | Turlough Hill | Hydro | Ireland | 292 |
| 6 | Castlelost Flexgen power station | Gas | Ireland | 275 |
| 7 | Platin power station | Gas | Ireland | 170 |
| 8 | West Offaly Power | Biomass | Ireland | 137 |
| 9 | Grange Castle Echelon power station | Gas | Ireland | 120 |
| 10 | Cushaling | Oil | Ireland | 112 |
| 11 | Edenderry | Oil | Ireland | 112 |
| 12 | Rhode | Oil | Ireland | 104 |
| 13 | Mount Lucas | Wind | Ireland | 84 |
| 14 | Dublin Waste power station | Biomass | Ireland | 68 |
| 15 | Winthrop Dublin power station | Gas | Ireland | 59 |
| 16 | Sliabh Bawn | Wind | Ireland | 58 |
| 17 | Ballywater | Wind | Ireland | 42 |
| 18 | Bruckana | Wind | Ireland | 42 |
| 19 | Castledockrell | Wind | Ireland | 41 |
| 20 | Raheenleagh Wind Farm | Wind | Ireland | 35 |
| 21 | Meath power station | Biomass | Ireland | 17 |
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.
Poolbeg Combined Cycle (Ireland) ranks #1 with 490 mw.
This ranking covers 21 power plants in in Leinster, Ireland.
1. Poolbeg Combined Cycle (490); 2. Dublin Bay Power (405); 3. Huntstown Phase II (404).