| # | Plant | Fuel | Country | MW |
|---|---|---|---|---|
| 1 | Estreito | Hydro | Brazil | 1,087 |
| 2 | Maranhão III | Gas | Brazil | 519 |
| 3 | Porto do Itaqui (Antiga Termomaranhão) | Coal | Brazil | 360 |
| 4 | Suzano Maranhão | Biomass | Brazil | 255 |
| 5 | Boa Esperança (Antiga Castelo Branco) | Hydro | Brazil | 237 |
| 6 | MC2 Nova Venécia 2 | Gas | Brazil | 176 |
| 7 | Geramar I (Antiga Tocantinópolis) | Oil | Brazil | 166 |
| 8 | Geramar II (Antiga Nova Olinda) | Oil | Brazil | 166 |
| 9 | Alumar | Coal | Brazil | 75 |
| 10 | Parnaíba IV | Gas | Brazil | 56 |
| 11 | Gusa Nordeste | Biomass | Brazil | 10 |
| 12 | Comvap | Biomass | Brazil | 9 |
| 13 | Simasa | Biomass | Brazil | 8 |
| 14 | Viena | Biomass | Brazil | 7 |
| 15 | TG AGRO power station | Biomass | Brazil | 5 |
| 16 | Cosima | Coal | Brazil | 5 |
| 17 | Energética Itajubara | Biomass | Brazil | 4 |
| 18 | ESPIGÃO I | Gas | Brazil | 4 |
| 19 | OESTE CANOAS I | Gas | Brazil | 4 |
| 20 | CEUMA - ASSOCIAÇÃO DE ENSINO SUPERIOR | Oil | Brazil | 2 |
| 21 | RIO ANIL SHOPPING | Oil | Brazil | 1 |
| 22 | Itapicuru | Oil | Brazil | 1 |
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.
Estreito (Brazil) ranks #1 with 1,087 mw.
This ranking covers 22 power plants in in Maranhao, Brazil.
1. Estreito (1,087); 2. Maranhão III (519); 3. Porto do Itaqui (Antiga Termomaranhão) (360).