Directory of Power Plants in Connecticut
Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
---|---|---|---|---|---|---|---|
Hartford Hospital Cogeneration | Cartier Energy, LLC | Hartford, CT | ISO New England (ISNE) | 53.0 GWh | Jun 1988 | Dec 2022 | Natural Gas |
McHenry Solar | Ecos Energy LLC | Hampton, CT | ISO New England (ISNE) | 1.7 GWh | Sep 2021 | Dec 2023 | Solar |
Dickinson Solar (CT) | Ecos Energy LLC | Hampton, CT | ISO New England (ISNE) | 3.1 GWh | May 2020 | Dec 2023 | Solar |
Sydney Solar | Ecos Energy LLC | Hampton, CT | ISO New England (ISNE) | 3.2 GWh | May 2020 | Dec 2023 | Solar |
Naval Sub Base New London Fuel Cell | Groton Station Fuel Cell, LLC | Groton, CT | ISO New England (ISNE) | 36.4 GWh | Nov 2022 | Dec 2023 | Natural Gas |
Subase Microgrid Project | Connecticut Mun Elec Engy Coop | Groton, CT | ISO New England (ISNE) | 53.3 GWh | Nov 2022 | Dec 2023 | Natural Gas |
Water Treatment 1 & 2 | Connecticut Mun Elec Engy Coop | Groton, CT | ISO New England (ISNE) | 520.0 MWh | Sep 2010 | Jun 2024 | Distillate Fuel Oil |
Pfizer Groton Plant | Pfizer Inc | Groton, CT | ISO New England (ISNE) | 74.5 GWh | Dec 1947 | Jun 2024 | Natural Gas : 96.5% Distillate Fuel Oil : 3.5% |
Pfizer Groton Fuel Cell | Groton Fuel Cell 1 LLC | Groton, CT | ISO New England (ISNE) | 44.8 GWh | Sep 2016 | Dec 2023 | Natural Gas |
CMEEC - Navy NE Trident | Tesla Inc. | Groton, CT | ISO New England (ISNE) | 1.4 GWh | May 2017 | Dec 2023 | Solar |
Gary Court 1 & 2 | Connecticut Mun Elec Engy Coop | Groton, CT | ISO New England (ISNE) | 561.6 MWh | Jun 2010 | Dec 2023 | Distillate Fuel Oil |
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 |
Sherman Solar | Ecos Energy LLC | Griswold, CT | ISO New England (ISNE) | 1.6 GWh | Nov 2019 | Dec 2023 | Solar |
Jackson Solar (CT) | Ecos Energy LLC | Griswold, CT | ISO New England (ISNE) | 1.6 GWh | Nov 2019 | Dec 2023 | Solar |
Clinton Solar | Ecos Energy LLC | Griswold, CT | ISO New England (ISNE) | 1.7 GWh | Apr 2021 | Dec 2023 | Solar |
Cos Cob | Connecticut Jet Power LLC | Greenwich, CT | ISO New England (ISNE) | 1.5 GWh | Aug 1969 | Dec 2022 | Kerosene |
Manchester Community College North | Onyx Asset Services Group | Great Path, CT | ISO New England (ISNE) | 1.7 GWh | Sep 2018 | Dec 2022 | Solar |
CMEEC - Polaris Park Solar Hybrid | Tesla Inc. | Gordon, CT | ISO New England (ISNE) | 5.2 GWh | Jul 2017 | Dec 2022 | Solar |
UDR Glastonbury Fuel Cell | UIL Distributed Resources, LLC | Glastonbury, CT | ISO New England (ISNE) | 22.8 GWh | Jan 2016 | 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 |
Nutmeg Solar | Nutmeg Solar LLC | Enfield, CT | ISO New England (ISNE) | 39.7 GWh | Nov 2020 | Dec 2022 | Solar |
Powder Hill | LSE Delphinus LLC | Enfield, CT | ISO New England (ISNE) | 3.3 GWh | Nov 2020 | Dec 2023 | Solar |
Advance Stores Company, Inc | Tesla Inc. | Enfield, CT | ISO New England (ISNE) | 1.2 GWh | Oct 2014 | 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 |
Antares-GRE 314 East Lyme LLC | MN8 Energy LLC | East Lyme, CT | ISO New England (ISNE) | 4.1 GWh | May 2014 | Jun 2024 | Solar |
Pratt & Whitney | United Technologies | East Hartford, CT | ISO New England (ISNE) | 138.8 GWh | Dec 1991 | Jun 2024 | Natural Gas : 99.8% |
Cellu Tissue | Dunn Paper East Hartford, LLC | East Hartford, CT | ISO New England (ISNE) | 13.3 GWh | Apr 2009 | Jun 2024 | Natural Gas |
Derby Fuel Cell | Derby Fuel Cell LLC | Derby, CT | ISO New England (ISNE) | 8.2 GWh | - | Dec 2023 | Natural Gas |
Frito Lay Incorporated | Frito Lay Incorporated Dayville | Dayville, CT | ISO New England (ISNE) | 25.5 GWh | Feb 2009 | Jun 2024 | Natural Gas |
Lake Road Generating Plant | Lake Road Generating Co LP | Dayville, CT | ISO New England (ISNE) | 6.2 TWh | Feb 2002 | Jun 2024 | Natural Gas |
Danbury Hospital Cogen Plant | Danbury Hospital | Danbury, CT | ISO New England (ISNE) | 28.0 GWh | Oct 2011 | Dec 2023 | Natural Gas |
Wind Colebrook South | Wind Colebrook South | Colebrook, CT | ISO New England (ISNE) | 10.0 GWh | Oct 2015 | May 2024 | Wind |
Generate Colchester Fuel Cells, LLC | Generate Colchester Fuel Cells, LLC | Colchester, CT | ISO New England (ISNE) | 88.2 GWh | Sep 2021 | Dec 2023 | Natural Gas |
Quinebaug Solar | Quinebaug Solar, LLC | Canterbury, CT | ISO New England (ISNE) | 83.9 GWh | Nov 2021 | Jun 2024 | Solar |
Burlington Solar 1 | DG Connecticut III, LLC | Burlington, CT | ISO New England (ISNE) | 5.2 GWh | Jan 2022 | Dec 2023 | Solar |
Quinebaug Lower Project | Quinebaug Associates LLC | Brooklyn, CT | ISO New England (ISNE) | 10.6 GWh | Mar 1990 | Dec 2023 | Water |
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% |
Bristol Solar One, LLC | DG Connecticut III, LLC | Bristol, CT | ISO New England (ISNE) | 3.1 GWh | Apr 2021 | Dec 2023 | Solar |
UI RCP Bridgeport Seaside | United Illuminating Co | Bridgeport, CT | ISO New England (ISNE) | 22.0 GWh | Oct 2015 | Jun 2024 | Natural Gas : 95.9% Solar : 4.1% |
UB Fuel Cell | UB Fuel Cell | Bridgeport, CT | ISO New England (ISNE) | 11.2 GWh | Mar 2015 | Dec 2023 | 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 |
Wheelabrator Bridgeport | Wheelabrator Environmental Systems | Bridgeport, CT | ISO New England (ISNE) | 485.7 GWh | Jun 1988 | Jun 2024 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
Bridgeport Station | Generation Bridge II Connecticut, LLC | Bridgeport, CT | ISO New England (ISNE) | 3.5 TWh | Jul 1961 | Jun 2024 | Natural Gas |
Town of Branford | Tesla Inc. | Branford, CT | ISO New England (ISNE) | 1.6 GWh | May 2018 | Dec 2023 | Solar |
Branford | Connecticut Jet Power LLC | Branford, CT | ISO New England (ISNE) | 168.4 MWh | Oct 1967 | Dec 2022 | Kerosene |
CMEEC - Bozrah | Tesla Inc. | Bozrah, CT | ISO New England (ISNE) | 3.2 GWh | Nov 2016 | Dec 2023 | Solar |
Pepperidge Farm Bloomfield | Pepperidge Farm, Inc.- Bloomfield | Bloomfield, CT | ISO New England (ISNE) | 17.5 GWh | Jul 2008 | Dec 2023 | Natural Gas |
Niagara Bottling - Bloomfield | Westbound Solar 3, LLC | Bloomfield, CT | ISO New England (ISNE) | 50.0 MWh | Oct 2022 | Dec 2022 | Solar |
Corbin Russwin Phase 3 Berlin | EnterSolar | Berlin, CT | ISO New England (ISNE) | 1.8 GWh | Mar 2018 | Dec 2023 | Solar |
Canis Minor Solar Farm | LSE Canis Minor LLC | Barkhamsted, CT | ISO New England (ISNE) | 1.9 GWh | Nov 2016 | Dec 2022 | Solar |
Fusion Solar Center LLC | Fusion Solar Centre, L.L.C | Baltic, CT | ISO New England (ISNE) | 41.8 GWh | Feb 2018 | Jun 2024 | 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 |