Directory of Power Plants in Connecticut
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Jewett City 1 | Connecticut Mun Elec Engy Coop | Jewett City, CT | ISO New England (ISNE) | 242.5 MWh | Jan 2010 | Dec 2023 | Distillate Fuel Oil |
| Jefferson Solar | Ecos Energy LLC | Lebanon, CT | ISO New England (ISNE) | 1.6 GWh | Dec 2017 | Dec 2023 | Solar |
| Jackson Solar (CT) | Ecos Energy LLC | Griswold, CT | ISO New England (ISNE) | 1.6 GWh | Nov 2019 | Dec 2023 | Solar |
Browse Power Plants By Connecticut Counties
Figures are based on May 2024 generation numbers.| County | State Rank | Active Plants | May 2024 Generation |
|---|---|---|---|
| Northwest Hills Planning Region, CT | # 9 | 15 | 98.1 GWh |
| Western Connecticut Planning Region, CT | # 8 | 14 | 337.6 GWh |
| Capitol Planning Region, CT | # 7 | 49 | 767.0 GWh |
| Lower Connecticut River Valley Planning Region, CT | # 6 | 15 | 3.3 TWh |
| South Central Connecticut Planning Region, CT | # 5 | 22 | 4.1 TWh |
| County | State Rank | Active Plants | May 2024 Generation |
|---|---|---|---|
| Naugatuck Valley Planning Region, CT | # 4 | 13 | 6.3 TWh |
| Northeastern Connecticut Planning Region, CT | # 3 | 17 | 6.3 TWh |
| Greater Bridgeport Planning Region, CT | # 2 | 10 | 6.9 TWh |
| Southeastern Connecticut Planning Region, CT | # 1 | 50 | 17.2 TWh |