| # | Plant | Fuel | Country | t CO₂/yr | Source |
|---|---|---|---|---|---|
| 1 | Salmisaari B | Coal | Finland | 730,121 | EU ETS verified (EUTL 2023) |
| 2 | Hanasaari B | Coal | Finland | 397,805 | EU ETS verified (EUTL 2023) |
| 3 | Porvoo Refinery power station | Gas | Finland | 239,472 | EU ETS verified (EUTL 2023) |
| 4 | Martinlaakso | Gas | Finland | 186,950 | EU ETS verified (EUTL 2023) |
| 5 | Pori | Biomass | Finland | 157,745 | EU ETS verified (EUTL 2023) |
| 6 | Naantali G1 2 ja 3 | Gas | Finland | 154,720 | EU ETS verified (EUTL 2023) |
| 7 | Vaskiluoto 2 | Coal | Finland | 119,525 | EU ETS verified (EUTL 2023) |
| 8 | Porvoo Tolkkinen | Oil | Finland | 94,948 | EU ETS verified (EUTL 2023) |
| 9 | Pietarsaari (Wisapower Oy) | Biomass | Finland | 88,420 | EU ETS verified (EUTL 2023) |
| 10 | Kotka | Biomass | Finland | 64,344 | EU ETS verified (EUTL 2023) |
| 11 | Inkoo power station | Coal | Finland | 63,026 | EU ETS verified (EUTL 2023) |
| 12 | Kavo | Biomass | Finland | 58,719 | EU ETS verified (EUTL 2023) |
| 13 | Kirkniemi | Gas | Finland | 49,541 | EU ETS verified (EUTL 2023) |
| 14 | Nokia kombi | Gas | Finland | 19,696 | EU ETS verified (EUTL 2023) |
| 15 | Harjavalta | Oil | Finland | 13,993 | EU ETS verified (EUTL 2023) |
| 16 | Simpele | Biomass | Finland | 13,725 | EU ETS verified (EUTL 2023) |
| 17 | Kymijarvi power station | Coal | Finland | 11,479 | EU ETS verified (EUTL 2023) |
| 18 | Tahkoluoto power station | Oil | Finland | 10,261 | EU ETS verified (EUTL 2023) |
| 19 | Kemi | Biomass | Finland | 8,517 | EU ETS verified (EUTL 2023) |
| 20 | Salo | Biomass | Finland | 8,039 | EU ETS verified (EUTL 2023) |
| 21 | Mänttä power station | Coal | Finland | 5,156 | EU ETS verified (EUTL 2023) |
| 22 | Forssa kt | Oil | Finland | 4,894 | EU ETS verified (EUTL 2023) |
| 23 | Linnankatu power station | Coal | Finland | 2,542 | EU ETS verified (EUTL 2023) |
| 24 | Kauttua | Biomass | Finland | 1,974 | EU ETS verified (EUTL 2023) |
| 25 | Uusikaupunki | Oil | Finland | 1,669 | EU ETS verified (EUTL 2023) |
| 26 | Olkiluoto Reserve power station | Oil | Finland | 1,522 | EU ETS verified (EUTL 2023) |
| 27 | Uimaharju 2 + 1 vp/lv | Biomass | Finland | 1,500 | EU ETS verified (EUTL 2023) |
| 28 | Huutokoski power station | Oil | Finland | 1,218 | EU ETS verified (EUTL 2023) |
| 29 | Vanaja kt 1 | Oil | Finland | 714 | EU ETS verified (EUTL 2023) |
| 30 | Tornio | Biomass | Finland | 392 | EU ETS verified (EUTL 2023) |
| 31 | Heinola | Biomass | Finland | 35 | 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.
Salmisaari B (Finland) ranks #1 with 730,121 t co₂/yr.
This ranking covers 31 power plants in in Finland.
1. Salmisaari B (730,121); 2. Hanasaari B (397,805); 3. Porvoo Refinery power station (239,472).
