Directory of Power Plants in Connecticut
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Few Solar | Ecos Energy LLC | Somers, CT | ISO New England (ISNE) | 1.7 GWh | Dec 2020 | Dec 2023 | Solar |
| FDX010.0 FedEx Fuel Cell | 2016 ESA Project Company, LLC | Middletown, CT | ISO New England (ISNE) | 7.6 GWh | Aug 2018 | Dec 2023 | Natural Gas |
| Falls Village | FirstLight Power Resources Services LLC | Falls Village, CT | ISO New England (ISNE) | 56.0 GWh | Dec 1913 | Dec 2023 | Water |
| Fairfield University CHP Plant | Fairfield University | Fairfield, CT | ISO New England (ISNE) | 27.0 GWh | Sep 2007 | Dec 2023 | Natural Gas |
| Emerald Gardens PKI, LLC | Emerald Gardens PKI, LLC | Shelton, CT | ISO New England (ISNE) | 2.3 GWh | Sep 2021 | Dec 2023 | Solar |
| East Windsor Solar One | DG Connecticut III, LLC | East Windsor, CT | ISO New England (ISNE) | 9.1 GWh | Nov 2021 | Dec 2023 | Solar |
| DWW Solar ll | DWW Solar ll LLC | Simsbury, CT | ISO New England (ISNE) | 47.3 GWh | Nov 2019 | Jun 2024 | Solar |
| Digital Fairfield | Bloom Energy | Trumbull, CT | ISO New England (ISNE) | 13.9 GWh | May 2018 | Dec 2023 | Natural Gas |
| Dickinson Solar (CT) | Ecos Energy LLC | Hampton, CT | ISO New England (ISNE) | 3.1 GWh | May 2020 | Dec 2023 | Solar |
| Devon Station | Devon Power LLC | Milford, CT | ISO New England (ISNE) | 573.3 MWh | Dec 1984 | Dec 2022 | Kerosene : 88.9% Natural Gas : 11.1% |
| Derby Hydro | McCallum Enterprises I LP | Shelton, CT | ISO New England (ISNE) | 11.6 GWh | Dec 1988 | Dec 2023 | Water |
| Derby Fuel Cell | Derby Fuel Cell LLC | Derby, CT | ISO New England (ISNE) | 8.2 GWh | - | Dec 2023 | Natural Gas |
| Danbury Hospital Cogen Plant | Danbury Hospital | Danbury, CT | ISO New England (ISNE) | 28.0 GWh | Oct 2011 | Dec 2023 | Natural Gas |
| CPV Towantic Energy Center | CPV Towantic, LLC | Oxford, CT | ISO New England (ISNE) | 5.9 TWh | Apr 2018 | Jun 2024 | Natural Gas |
| CP Middletown Solar II LLC | Green Street Power Partners | Middletown, CT | ISO New England (ISNE) | 1.7 GWh | Nov 2019 | Dec 2023 | Solar |
| CP Middletown Solar I LLC | Green Street Power Partners | Middletown, CT | ISO New England (ISNE) | 1.7 GWh | Nov 2019 | Dec 2023 | Solar |
| Covanta Southeastern Connecticut Company | Covanta Southeastern Connecticut Company | Preston, CT | ISO New England (ISNE) | 125.5 GWh | Nov 1991 | Jun 2024 | Non-biogenic Municipal Solid Waste : 53.9% Biogenic Municipal Solid Waste : 44.1% Distillate Fuel Oil : 2.0% |
| Covanta Bristol Energy | Covanta Bristol Inc | Bristol, CT | ISO New England (ISNE) | 114.7 GWh | Nov 1987 | Jun 2024 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Cos Cob | Connecticut Jet Power LLC | Greenwich, CT | ISO New England (ISNE) | 1.5 GWh | Aug 1969 | Dec 2022 | Kerosene |
| Corbin Russwin Phase 3 Berlin | EnterSolar | Berlin, CT | ISO New England (ISNE) | 1.8 GWh | Mar 2018 | Dec 2023 | Solar |
| Connecticut College | Bloom Energy | New London, CT | ISO New England (ISNE) | 9.4 GWh | Aug 2019 | Dec 2022 | Natural Gas |
| Conn Mun Electric Energy Coop | Tesla Inc. | Norwich, CT | ISO New England (ISNE) | 1.3 GWh | Nov 2016 | Dec 2023 | Solar |
| CMEEC - Rogers Rd Solar | Tesla Inc. | Norwich, CT | ISO New England (ISNE) | 1.9 GWh | Jan 2017 | Dec 2022 | Solar |
| CMEEC - Polaris Park Solar Hybrid | Tesla Inc. | Gordon, CT | ISO New England (ISNE) | 5.2 GWh | Jul 2017 | Dec 2022 | Solar |
| CMEEC - Norwich Stott St Solar Hybrid | Tesla Inc. | Norwich, CT | ISO New England (ISNE) | 6.1 GWh | Nov 2016 | Dec 2022 | Solar |
| CMEEC - Navy NE Trident | Tesla Inc. | Groton, CT | ISO New England (ISNE) | 1.4 GWh | May 2017 | Dec 2023 | Solar |
| CMEEC - Bozrah | Tesla Inc. | Bozrah, CT | ISO New England (ISNE) | 3.2 GWh | Nov 2016 | Dec 2023 | Solar |
| Clinton Solar | Ecos Energy LLC | Griswold, CT | ISO New England (ISNE) | 1.7 GWh | Apr 2021 | Dec 2023 | Solar |
| Cellu Tissue | Dunn Paper East Hartford, LLC | East Hartford, CT | ISO New England (ISNE) | 13.3 GWh | Apr 2009 | Jun 2024 | Natural Gas |
| CCSU Fuel Cell Project | New Britain Renewable Energy, LLC | New Britain, CT | ISO New England (ISNE) | 10.8 GWh | Mar 2012 | Dec 2023 | Natural Gas |
| CCSU Co-Gen-STBY Gen | Central Connecticut State University | New Britain, CT | ISO New England (ISNE) | 89.2 MWh | Sep 1993 | Dec 2023 | Natural Gas |
| Canis Minor Solar Farm | LSE Canis Minor LLC | Barkhamsted, CT | ISO New England (ISNE) | 1.9 GWh | Nov 2016 | Dec 2022 | Solar |
| Canis Major Solar Farm | LSE Canis Major LLC | Suffield, CT | ISO New England (ISNE) | 3.9 GWh | Nov 2016 | Dec 2022 | Solar |
| Burlington Solar 1 | DG Connecticut III, LLC | Burlington, CT | ISO New England (ISNE) | 5.2 GWh | Jan 2022 | Dec 2023 | Solar |
| Bulls Bridge | FirstLight Power Resources Services LLC | New Milford, CT | ISO New England (ISNE) | 45.4 GWh | Dec 1902 | Dec 2023 | Water |
| Bristol Solar One, LLC | DG Connecticut III, LLC | Bristol, CT | ISO New England (ISNE) | 3.1 GWh | Apr 2021 | Dec 2023 | Solar |
| Bridgeport Station | Generation Bridge II Connecticut, LLC | Bridgeport, CT | ISO New England (ISNE) | 3.5 TWh | Jul 1961 | Jun 2024 | Natural Gas |
| Bridgeport Fuel Cell, LLC | Bridgeport Fuel Cell, LLC | Bridgeport, CT | ISO New England (ISNE) | 112.9 GWh | Nov 2013 | Dec 2023 | Natural Gas |
| Bridgeport Energy Project | Bridgeport Energy LLC | Bridgeport, CT | ISO New England (ISNE) | 2.5 TWh | May 1998 | Jun 2024 | Natural Gas |
| Bridge Street 1 & 2 | Connecticut Mun Elec Engy Coop | Groton, CT | ISO New England (ISNE) | 656.2 MWh | Jun 2010 | Dec 2023 | Distillate Fuel Oil |
| Branford | Connecticut Jet Power LLC | Branford, CT | ISO New England (ISNE) | 168.4 MWh | Oct 1967 | Dec 2022 | Kerosene |
| Bradley Energy Center | Ameresco Select Inc | Windsor Locks, CT | ISO New England (ISNE) | 15.0 GWh | Oct 2002 | Dec 2022 | Natural Gas |
| Blair Solar | Ecos Energy LLC | Somers, CT | ISO New England (ISNE) | 1.7 GWh | Dec 2020 | Dec 2023 | Solar |
| Becton Canaan | DG Northeast 1, LLC | North Canaan, CT | ISO New England (ISNE) | 3.4 GWh | Feb 2018 | Dec 2023 | Solar |
| Barrow Solar | Ecos Energy LLC | Somers, CT | ISO New England (ISNE) | 3.4 GWh | May 2021 | Dec 2023 | Solar |
| Barrett Farm Solar - Phase I | Onyx Asset Services Group | Thompson, CT | ISO New England (ISNE) | 3.0 GWh | Sep 2017 | Dec 2023 | Solar |
| Backus Microgrid Project | Connecticut Mun Elec Engy Coop | Norwich, CT | ISO New England (ISNE) | 1.1 GWh | Jul 2014 | Jun 2024 | Distillate Fuel Oil |
| Antares-GRE 314 East Lyme LLC | MN8 Energy LLC | East Lyme, CT | ISO New England (ISNE) | 4.1 GWh | May 2014 | Jun 2024 | Solar |
| Amazon BDL3 Solar Project | Solar Star Prime 1 LLC | New Haven, CT | ISO New England (ISNE) | 1.2 GWh | Sep 2019 | Dec 2023 | Solar |
| Algonquin Windsor Locks | Algonquin Windsor Locks LLC | Windsor Locks, CT | ISO New England (ISNE) | 136.3 GWh | Dec 1989 | Jun 2024 | Natural Gas : 99.9% |
| ALDI DC 2 | EnterSolar | South Windsor, CT | ISO New England (ISNE) | 1.7 GWh | Jan 2018 | Dec 2023 | Solar |
| Advance Stores Company, Inc | Tesla Inc. | Enfield, CT | ISO New England (ISNE) | 1.2 GWh | Oct 2014 | Dec 2023 | Solar |
| Adams Solar | Ecos Energy LLC | Lebanon, CT | ISO New England (ISNE) | 1.5 GWh | Feb 2018 | 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 |