Directory of Power Plants in Connecticut

List of All Connecticut Power Plants

Displaying Results 1 to 100 of 168
Plant NameUtilityLocationBalancing AuthorityAnnual GenerationPlant DateLast UpdateFuel Types
Backus Microgrid ProjectConnecticut Mun Elec Engy CoopNorwich, CTISO New England (ISNE)835.0 MWhJul 2014Jun 2026 Distillate Fuel Oil
Bridge Street 1 & 2Connecticut Mun Elec Engy CoopGroton, CTISO New England (ISNE)452.0 MWhJun 2010Dec 2025 Distillate Fuel Oil
Fort Hill 1, 2, 3 & 4Connecticut Mun Elec Engy CoopUncasville, CTISO New England (ISNE)691.0 MWhJul 2010Jun 2026 Distillate Fuel Oil
Gary Court 1 & 2Connecticut Mun Elec Engy CoopGroton, CTISO New England (ISNE)381.0 MWhJun 2010Dec 2025 Distillate Fuel Oil
Jewett City 1Connecticut Mun Elec Engy CoopJewett City, CTISO New England (ISNE)139.0 MWhJan 2010Dec 2025 Distillate Fuel Oil
Waterside Power, LLCWaterside Power, LLCStamford, CTISO New England (ISNE)2.0 GWhMay 2003Dec 2025 Distillate Fuel Oil
Water Treatment 1 & 2Connecticut Mun Elec Engy CoopGroton, CTISO New England (ISNE)463.0 MWhSep 2010Jun 2026 Distillate Fuel Oil
Lebanon Pines 1 & 2Connecticut Mun Elec Engy CoopLebanon, CTISO New England (ISNE)374.0 MWhMar 2010Dec 2025 Distillate Fuel Oil
LNG 1 & 2Connecticut Mun Elec Engy CoopNorwich, CTISO New England (ISNE)382.0 MWhMar 2010Dec 2025 Distillate Fuel Oil
Franklin DriveConnecticut Jet Power LLCTorrington, CTISO New England (ISNE)294.0 MWhOct 1968Dec 2025 Kerosene
TorringtonConnecticut Jet Power LLCTorrington, CTISO New England (ISNE)277.0 MWhOct 1967Dec 2025 Kerosene
BranfordConnecticut Jet Power LLCBranford, CTISO New England (ISNE)288.0 MWhOct 1967Dec 2025 Kerosene
Cos CobConnecticut Jet Power LLCGreenwich, CTISO New England (ISNE)1.6 GWhAug 1969Dec 2025 Kerosene
GenConn Devon LLCGenConn Devon LLCMilford, CTISO New England (ISNE)15.1 GWhMay 2010Dec 2025 Kerosene : 75.4% Natural Gas : 24.6%
GenConn Middletown LLCGenConn Middletown LLCMiddletown, CTISO New England (ISNE)6.5 GWhMay 2011Dec 2025 Kerosene : 77.4% Natural Gas : 22.6%
New Milford Gas RecoveryWM Renewable Energy LLCNew Milford, CTISO New England (ISNE)4.0 GWhApr 2008Dec 2025 Landfill Gas
Lake Road Generating PlantLake Road Generating Co LPDayville, CTISO New England (ISNE)5.9 TWhFeb 2002Jun 2026 Natural Gas
CPV Towantic Energy CenterCPV Towantic, LLCOxford, CTISO New England (ISNE)5.6 TWhApr 2018Jun 2026 Natural Gas
FDX010.0 FedEx Fuel Cell2016 ESA Project Company, LLCMiddletown, CTISO New England (ISNE)8.1 GWhAug 2018Dec 2025 Natural Gas
Wallingford EnergyWallingford Energy LLCWallingford, CTISO New England (ISNE)107.0 GWhJul 2001Dec 2025 Natural Gas
CCSU Fuel Cell ProjectNew Britain Renewable Energy, LLCNew Britain, CTISO New England (ISNE)7.0 GWhMar 2012Dec 2025 Natural Gas
CCSU Co-Gen-STBY GenCentral Connecticut State UniversityNew Britain, CTISO New England (ISNE)9.8 MWhSep 1993Dec 2025 Natural Gas
Pratt & WhitneyUnited TechnologiesEast Hartford, CTISO New England (ISNE)82.8 GWhDec 1991Jun 2026 Natural Gas
Rand Whitney CHP PlantRand Whitney Containerboard L.P.Montville, CTISO New England (ISNE)131.4 GWhMar 2005Jun 2026 Natural Gas
Fairfield University CHP PlantFairfield UniversityFairfield, CTISO New England (ISNE)23.3 GWhSep 2007Dec 2025 Natural Gas
HSCo CHPCartier Energy, LLCHartford, CTISO New England (ISNE)27.7 GWhSep 2009Dec 2025 Natural Gas
Foxwoods CoGenFoxwoods Resort CasinoMashantucket, CTISO New England (ISNE)10.8 GWhMay 2010Dec 2025 Natural Gas
Kimberly Clark-Unit 1,2,3Kimberly-Clark CorporationNew Milford, CTISO New England (ISNE)233.3 GWhMar 2008Dec 2025 Natural Gas
Cellu TissueDunn Paper East Hartford, LLCEast Hartford, CTISO New England (ISNE)11.7 GWhApr 2009Jun 2026 Natural Gas
Danbury Hospital Cogen PlantDanbury HospitalDanbury, CTISO New England (ISNE)21.6 GWhOct 2011Dec 2025 Natural Gas
Wesleyan University Cogen 1Wesleyan UniversityMiddletown, CTISO New England (ISNE)4.0 GWhJan 2009Dec 2025 Natural Gas
Pfizer Groton Fuel CellGroton Fuel Cell 1 LLCGroton, CTISO New England (ISNE)30.1 GWhSep 2016Dec 2024 Natural Gas
Trinity College Fuel CellOnsite Partners, LLCHartford, CTISO New England (ISNE)11.5 GWhJul 2018Dec 2024 Natural Gas
Naval Sub Base New London Fuel CellGroton Station Fuel Cell, LLCGroton, CTISO New England (ISNE)43.6 GWhNov 2022Dec 2024 Natural Gas
UB Fuel CellUB Fuel CellBridgeport, CTISO New England (ISNE)10.1 GWhMar 2015Dec 2025 Natural Gas
Generate Colchester Fuel Cells, LLCGenerate Colchester Fuel Cells, LLCColchester, CTISO New England (ISNE)72.4 GWhSep 2021Dec 2025 Natural Gas
Connecticut CollegeBloom EnergyNew London, CTISO New England (ISNE)10.1 GWhAug 2019Dec 2025 Natural Gas
Stamford Health Tully Health CenterStamford Health Tully Health CenterStamford, CTISO New England (ISNE)5.1 GWhApr 2002Dec 2025 Natural Gas
Medtronic - New HavenBloom EnergyNorth Haven, CTISO New England (ISNE)18.0 GWhSep 2020Dec 2025 Natural Gas
South Windsor Fuel CellSouth Energy Investments LLCSouth Windsor, CTISO New England (ISNE)37.4 GWhFeb 2020Dec 2025 Natural Gas
Medtronic - New Haven 2Bloom EnergyNorth Haven, CTISO New England (ISNE)16.9 GWhSep 2020Dec 2025 Natural Gas
Yale New Haven - New LondonBloom EnergyNew London, CTISO New England (ISNE)14.0 GWhAug 2022Dec 2025 Natural Gas
UI RCP Woodbridge FCUnited Illuminating CoWoodbridge, CTISO New England (ISNE)16.7 GWhNov 2016Dec 2025 Natural Gas
Milford Power ProjectMilford Power Co LLCMilford, CTISO New England (ISNE)3.3 TWhJan 2004Jun 2026 Natural Gas
Derby Fuel CellDerby Fuel Cell LLCDerby, CTISO New England (ISNE)110.3 GWhDec 2023Dec 2025 Natural Gas
UDR Glastonbury Fuel CellUIL Distributed Resources, LLCGlastonbury, CTISO New England (ISNE)15.8 GWhJan 2016Dec 2025 Natural Gas
UI RCP New Haven Fuel CellUnited Illuminating CoNew Haven, CTISO New England (ISNE)21.2 GWhJul 2015Jun 2026 Natural Gas
Pepperidge Farm BloomfieldPepperidge Farm, Inc.- BloomfieldBloomfield, CTISO New England (ISNE)15.5 GWhJul 2008Dec 2024 Natural Gas
Subase Microgrid ProjectConnecticut Mun Elec Engy CoopGroton, CTISO New England (ISNE)29.6 GWhNov 2022Dec 2025 Natural Gas
Hartford Hospital CogenerationCartier Energy, LLCHartford, CTISO New England (ISNE)39.5 GWhJun 1988Dec 2024 Natural Gas
Frito Lay IncorporatedFrito Lay Incorporated DayvilleDayville, CTISO New England (ISNE)25.2 GWhFeb 2009Jun 2026 Natural Gas
Bridgeport Fuel Cell, LLCBridgeport Fuel Cell, LLCBridgeport, CTISO New England (ISNE)90.4 GWhNov 2013Dec 2025 Natural Gas
Bradley Energy CenterAmeresco Select IncWindsor Locks, CTISO New England (ISNE)11.3 GWhOct 2002Dec 2025 Natural Gas
Bridgeport Energy ProjectBridgeport Energy LLCBridgeport, CTISO New England (ISNE)2.7 TWhMay 1998Jun 2026 Natural Gas
IKEA New Haven Rooftop PV & Fuel CellIKEA Property IncNew Haven, CTISO New England (ISNE)2.7 GWhJun 2012Dec 2025 Natural Gas : 71.5% Solar : 28.5%
Bridgeport StationGeneration Bridge II Connecticut, LLCBridgeport, CTISO New England (ISNE)3.2 TWhJul 1961Jun 2026 Natural Gas : 84.6% Distillate Fuel Oil : 15.4%
UI RCP Bridgeport SeasideUnited Illuminating CoBridgeport, CTISO New England (ISNE)18.2 GWhOct 2015Jun 2026 Natural Gas : 85.2% Solar : 14.8%
Pfizer Groton PlantPfizer IncGroton, CTISO New England (ISNE)77.6 GWhDec 1947Jun 2026 Natural Gas : 88.8% Distillate Fuel Oil : 11.2%
Algonquin Windsor LocksAhlstrom Power Windsor Locks LLCWindsor Locks, CTISO New England (ISNE)144.9 GWhDec 1989Jun 2026 Natural Gas : 92.1% Distillate Fuel Oil : 7.9%
UCONN Cogen FacilityUniversity of ConnecticutStorrs, CTISO New England (ISNE)111.4 GWhFeb 2006Jun 2026 Natural Gas : 95.1% Distillate Fuel Oil : 4.9%
Kleen Energy SystemsKleen Energy Systems, LLCMiddletown, CTISO New England (ISNE)3.8 TWhJun 2011Jun 2026 Natural Gas : 97.9% Distillate Fuel Oil : 2.1%
Waterbury GenerationEngie North AmericaWaterbury, CTISO New England (ISNE)55.0 GWhMay 2009Dec 2025 Natural Gas : 99.1% Kerosene : 0.9%
Sikorsky Aircraft CHPSikorsky Aircraft CorporationStratford, CTISO New England (ISNE)65.3 GWhMay 2010Dec 2025 Natural Gas : 99.9%
Covanta Southeastern Connecticut CompanyCovanta Southeastern Connecticut CompanyPreston, CTISO New England (ISNE)108.3 GWhNov 1991Jun 2026 Non-biogenic Municipal Solid Waste : 53.9% Biogenic Municipal Solid Waste : 44.1% Distillate Fuel Oil : 2.0%
Wheelabrator BridgeportWheelabrator Environmental SystemsBridgeport, CTISO New England (ISNE)431.2 GWhJun 1988Jun 2026 Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%
Covanta Bristol EnergyCovanta Bristol IncBristol, CTISO New England (ISNE)108.9 GWhNov 1987Jun 2026 Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%
Wheelabrator LisbonWheelabrator Environmental SystemsLisbon, CTISO New England (ISNE)101.1 GWhSep 1995Jun 2026 Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0%
MillstoneDominion Energy Nuclear Conn IncWaterford, CTISO New England (ISNE)16.9 TWhNov 1975Jun 2026 Nuclear
New Haven SteamGeneration Bridge II Connecticut, LLCNew Haven, CTISO New England (ISNE)164.0 GWhJun 1975Jun 2026 Residual Fuel Oil : 44.2% Natural Gas : 41.5% Distillate Fuel Oil : 12.6% Kerosene : 1.7%
MiddletownMiddletown Power LLCMiddletown, CTISO New England (ISNE)33.0 GWhSep 1958Dec 2024 Residual Fuel Oil : 60.6% Natural Gas : 39.3%
Montville StationMontville Power LLCUncasville, CTISO New England (ISNE)133.2 GWhDec 1953Dec 2025 Residual Fuel Oil : 74.2% Natural Gas : 24.9% Distillate Fuel Oil : 0.9%
Town of Rocky Hill PV CSGTesla Inc.Rocky Hill, CTISO New England (ISNE)5.0 GWhFeb 2018Dec 2025 Solar
SR LitchfieldSR Litchfield, LLCLitchfield, CTISO New England (ISNE)26.4 GWhJan 2025Dec 2025 Solar
Blair SolarEcos Energy LLCSomers, CTISO New England (ISNE)1.6 GWhDec 2020Dec 2025 Solar
Madison Solar (CT)Ecos Energy LLCSomers, CTISO New England (ISNE)1.6 GWhDec 2020Dec 2025 Solar
SR North StoningtonSR North Stonington, LLCNorth Stonington, CTISO New England (ISNE)15.0 GWhFeb 2024Dec 2025 Solar
Barrow SolarEcos Energy LLCSomers, CTISO New England (ISNE)3.1 GWhMay 2021Dec 2025 Solar
Few SolarEcos Energy LLCSomers, CTISO New England (ISNE)1.6 GWhDec 2020Dec 2025 Solar
McHenry SolarEcos Energy LLCHampton, CTISO New England (ISNE)1.6 GWhSep 2021Dec 2025 Solar
East Windsor Solar OneDG Connecticut III, LLCEast Windsor, CTISO New England (ISNE)6.5 GWhNov 2021Sep 2025 Solar
Clinton SolarEcos Energy LLCGriswold, CTISO New England (ISNE)1.7 GWhApr 2021Dec 2025 Solar
East Windsor Solar TwoEast Windsor Solar Two, LLCEast Windsor, CTISO New England (ISNE)749.0 MWhAug 2025Dec 2025 Solar
Plainfield Solar 1Ecos Energy LLCPlainfield, CTISO New England (ISNE)1.5 GWhDec 2019Dec 2025 Solar
North Haven Solar OneNorth Haven Solar One, LLCNorth Haven, CTISO New England (ISNE)2.8 GWhFeb 2024Dec 2025 Solar
Quinebaug SolarQuinebaug Solar, LLCCanterbury, CTISO New England (ISNE)75.4 GWhNov 2021Jun 2026 Solar
Enfield Solar OneEnfield Solar One, LLCHartford, CTISO New England (ISNE)8.3 GWhMar 2024Dec 2025 Solar
FedEx MiddletownVCP Realty, LLCMiddletown, CTISO New England (ISNE)1.9 GWhOct 2024Dec 2025 Solar
Watertown Solar One, LLCDG Connecticut III, LLCWatertown, CTISO New England (ISNE)2.9 GWhMay 2021Dec 2025 Solar
Bristol Solar One, LLCDG Connecticut III, LLCBristol, CTISO New England (ISNE)4.9 GWhApr 2021Dec 2025 Solar
Wallingford SolarWallingford Renewable Energy, LLCWallingford, CTISO New England (ISNE)15.4 GWhAug 2021Dec 2025 Solar
Torrington Solar One, LLCDG Connecticut III, LLCTorrington, CTISO New England (ISNE)3.1 GWhFeb 2021Dec 2025 Solar
Raffia Road Solar ProjectNJR Clean Energy Ventures CorporationEnfield, CTISO New England (ISNE)7.0 GWhNov 2024Dec 2025 Solar
Bilton SolarEcos Energy LLCSomers, CTISO New England (ISNE)2.5 GWhAug 2023Dec 2025 Solar
CTGB Maloney and WebsterTotalEnergies Renewables USA LLCCheshire, CTISO New England (ISNE)3.2 GWhJun 2025Dec 2025 Solar
CTGB OsbornTotalEnergies Renewables USA LLCSomers, CTISO New England (ISNE)2.7 GWhNov 2024Dec 2025 Solar
Glastonbury Solar OneNJR Clean Energy Ventures CorporationGlastonbury, CTISO New England (ISNE)821.0 MWhAug 2025Dec 2025 Solar
East WindsorNJR Clean Energy Ventures CorporationEast Windsor, CTISO New England (ISNE)869.0 MWhAug 2025Dec 2025 Solar
CP East Hampton I & II SolarNJR Clean Energy Ventures CorporationEast Hampton, CTISO New England (ISNE)3.3 GWhJan 2021Dec 2024 Solar
Benz Solar 2Ecos Energy LLCAnsonia, CTISO New England (ISNE)1.3 GWhFeb 2025Dec 2025 Solar
Benz Solar 1Ecos Energy LLCAnsonia, CTISO New England (ISNE)1.3 GWhFeb 2025Dec 2025 Solar

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Figures are based on June 2026 generation numbers.