Directory of Power Plants in Connecticut
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Danbury Hospital Cogen Plant | Danbury Hospital | Danbury, CT | ISO New England (ISNE) | 26.3 GWh | Oct 2011 | Dec 2023 | Natural Gas |
| Derby Fuel Cell | Derby Fuel Cell LLC | Derby, CT | ISO New England (ISNE) | 8.2 GWh | - | Dec 2023 | Natural Gas |
| Derby Hydro | McCallum Enterprises I LP | Shelton, CT | ISO New England (ISNE) | 9.3 GWh | Dec 1988 | Dec 2023 | Water |
| Devon Station | Devon Power LLC | Milford, CT | ISO New England (ISNE) | 123.0 MWh | Dec 1984 | Dec 2023 | Kerosene : 89.2% Natural Gas : 10.8% |
| Dickinson Solar (CT) | Ecos Energy LLC | Hampton, CT | ISO New England (ISNE) | 3.0 GWh | May 2020 | Dec 2023 | Solar |
| Digital Fairfield | Bloom Energy | Trumbull, CT | ISO New England (ISNE) | 13.1 GWh | May 2018 | Dec 2023 | Natural Gas |
| DWW Solar ll | DWW Solar ll LLC | Simsbury, CT | ISO New England (ISNE) | 45.6 GWh | Nov 2019 | Aug 2024 | Solar |
Browse Power Plants By Connecticut Counties
Figures are based on August 2024 generation numbers.| County | State Rank | Active Plants | Aug 2024 Generation |
|---|---|---|---|
| Southeastern Connecticut Planning Region, CT | # 1 | 50 | 17.1 TWh |
| Greater Bridgeport Planning Region, CT | # 2 | 10 | 6.5 TWh |
| Northeastern Connecticut Planning Region, CT | # 3 | 17 | 6.1 TWh |
| Naugatuck Valley Planning Region, CT | # 4 | 13 | 5.8 TWh |
| South Central Connecticut Planning Region, CT | # 5 | 23 | 3.8 TWh |
| County | State Rank | Active Plants | Aug 2024 Generation |
|---|---|---|---|
| Lower Connecticut River Valley Planning Region, CT | # 6 | 15 | 3.0 TWh |
| Capitol Planning Region, CT | # 7 | 50 | 717.6 GWh |
| Western Connecticut Planning Region, CT | # 8 | 14 | 311.0 GWh |
| Northwest Hills Planning Region, CT | # 9 | 15 | 91.9 GWh |