Power Plants in New London County, Connecticut

New London County, Connecticut has 46 power plants totaling 3,059 MW of nameplate capacity. Browse every plant below with fuel type, operator, and capacity.

Plants46operating sites
Capacity3,059 MWnameplate
Generation14.5M MWhannual
CO₂350.9kmetric tons/year
Nuclear 74%Oil 18%Natural Gas 3%Solar 2%

Plant locations

All plants in this county

PlantCityFuelCapacityOperator
MillstoneWaterfordNuclear2,260 MWDominion Energy Nuclear Conn Inc
Montville StationUncasvilleOil495 MWMontville Power Llc
Pfizer Groton PlantGrotonNatural Gas37.5 MWPfizer Inc
TunnelPrestonHydroelectric20.5 MWFirstlight Power Resources Services Llc
Fusion Solar Center LlcBalticSolar20.0 MWFusion Solar Centre, L.l.c
North Main StreetNorwichOil19.0 MWCity Of Norwich - (Ct)
Covanta Southeastern Connecticut CompanyPrestonBiomass18.3 MWCovanta Southeastern Connecticut Company
Rand Whitney Chp PlantMontvilleNatural Gas16.5 MWRand Whitney Containerboard L.p.
Foxwoods CogenMashantucketNatural Gas16.2 MWFoxwoods Resort Casino
North Stonington Solar Center, LlcNorth StoningtonSolar15.0 MWAdapture Renewables, Inc.
Wheelabrator LisbonLisbonBiomass14.6 MWWheelabrator Environmental Systems
Sr North StoningtonNorth StoningtonSolar12.0 MWSr North Stonington, Llc
Fort Hill 1, 2, 3 & 4UncasvilleOil10.4 MWConnecticut Mun Elec Engy Coop
Backus Microgrid ProjectNorwichOil10.4 MWConnecticut Mun Elec Engy Coop
Generate Colchester Fuel Cells, LlcColchesterNatural Gas10.0 MWGenerate Colchester Fuel Cells, Llc
Subase Microgrid ProjectGrotonNatural Gas7.4 MWConnecticut Mun Elec Engy Coop
Naval Sub Base New London Fuel CellGrotonNatural Gas7.4 MWGroton Station Fuel Cell, Llc
Pfizer Groton Fuel CellGrotonNatural Gas5.6 MWGroton Fuel Cell 1 Llc
Bridge Street 1 & 2GrotonOil5.2 MWConnecticut Mun Elec Engy Coop
Gary Court 1 & 2GrotonOil5.2 MWConnecticut Mun Elec Engy Coop
Lng 1 & 2NorwichOil5.2 MWConnecticut Mun Elec Engy Coop
Lebanon Pines 1 & 2LebanonOil5.2 MWConnecticut Mun Elec Engy Coop
Water Treatment 1 & 2GrotonOil5.2 MWConnecticut Mun Elec Engy Coop
Cmeec - Polaris Park Solar HybridGordonSolar4.3 MWTesla Inc.
Cmeec - Norwich Stott St Solar HybridNorwichSolar4.3 MWTesla Inc.
Antares-Gre 314 East Lyme LlcEast LymeSolar4.0 MWMn8 Energy Llc
Jewett City 1Jewett CityOil2.6 MWConnecticut Mun Elec Engy Coop
Cmeec - BozrahBozrahSolar2.5 MWTesla Inc.
Norwich WwtpNorwichOil2.0 MWCity Of Norwich - (Ct)
Yale New Haven - New LondonNew LondonNatural Gas1.8 MWBloom Energy
TaftvilleTaftvilleHydroelectric1.6 MWFirstlight Power Resources Services Llc
Tenth StreetNorwichHydroelectric1.4 MWCity Of Norwich - (Ct)
Cmeec - Rogers Rd SolarNorwichSolar1.3 MWTesla Inc.
Connecticut CollegeNew LondonNatural Gas1.2 MWBloom Energy
Conn Mun Electric Energy CoopNorwichSolar1.0 MWTesla Inc.
Cmeec - Navy Ne TridentGrotonSolar1.0 MWTesla Inc.
Franklin Solar (Ct)LebanonSolar1.0 MWEcos Energy Llc
Wilson Solar (Ct)LebanonSolar1.0 MWEcos Energy Llc
Jefferson Solar (Ct)LebanonSolar1.0 MWEcos Energy Llc
Hamilton SolarLebanonSolar1.0 MWEcos Energy Llc
Adams SolarLebanonSolar1.0 MWEcos Energy Llc
Sherman SolarGriswoldSolar1.0 MWEcos Energy Llc
Jackson Solar (Ct)GriswoldSolar1.0 MWEcos Energy Llc
Clinton SolarGriswoldSolar1.0 MWEcos Energy Llc
Cmeec - Hollyhock SolarNorwichSolar— MWTesla Inc.
North Franklin SolarNorth FranklinSolar— MWNjr Clean Energy Ventures Corporation

About power generation in New London County

New London County, Connecticut has 46 power plants totaling 3,059 MW of nameplate capacity. Nuclear is the dominant fuel source at 74% of installed capacity, followed by Oil (18%) and Natural Gas (3%). The largest facility is Millstone at 2,259 MW. Data comes from EIA Form 860, EIA Form 923, and EPA eGRID federal releases.

To find plants closer to a specific address in New London County, use the address lookup — it shows every plant within a chosen radius along with distance, fuel type, and emissions.