| # | Plant | Fuel | Country | t CO₂/yr | Source |
|---|---|---|---|---|---|
| 1 | Tapada do Outeiro | Gas | Portugal | 1,334,849 | EU ETS verified (EUTL 2023) |
| 2 | Vitória power station | Oil | Portugal | 284,274 | EU ETS verified (EUTL 2023) |
| 3 | Ribatejo | Gas | Portugal | 230,826 | EU ETS verified (EUTL 2023) |
| 4 | Viana Mill power station | Gas | Portugal | 98,635 | EU ETS verified (EUTL 2023) |
| 5 | Termoeléctrica da Figueira da Foz | Biomass | Portugal | 53,121 | EU ETS verified (EUTL 2023) |
| 6 | Termoeléctrica de Cacia | Biomass | Portugal | 53,099 | EU ETS verified (EUTL 2023) |
| 7 | Aveiro (Aterro Sanitário) | Waste | Portugal | 5,978 | EU ETS verified (EUTL 2023) |
| 8 | Cogeração Caima | Biomass | Portugal | 2,959 | EU ETS verified (EUTL 2023) |
Method: ranked from open data — capacity & fuel from WRI Global Power Plant Database (CC BY 4.0); CO₂ from EPA/EU ETS/Climate TRACE; 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.
Tapada do Outeiro (Portugal) ranks #1 with 1,334,849 t co₂/yr.
This ranking covers 8 power plants in in Portugal.
1. Tapada do Outeiro (1,334,849); 2. Vitória power station (284,274); 3. Ribatejo (230,826).
