| Plant | Fuel | Country | MW | t CO₂/yr |
|---|---|---|---|---|
| Geysers Unit 5-20 | Geothermal | United States of America | 1,163 | — |
| Calistoga Power Plant | Geothermal | United States of America | 176 | — |
| Sonoma California Geothermal | Geothermal | United States of America | 78 | — |
| Aidlin Geothermal Power Plant | Geothermal | United States of America | 25 | — |
Ownership & capacity: WRI Global Power Plant Database (CC BY 4.0). Measured CO₂ where reported to EPA/EU ETS/Climate TRACE.