66 EIA-registered power plants in Middlesex County, CT totalling 1.4 GW of nameplate capacity, ranked and mapped inside ISO-NE.
66 matching plants·ranked by nameplate capacity
| Rank | Plant | Capacity | ||||
|---|---|---|---|---|---|---|
| 1 | Kleen Energy SystemsKleen Energy Systems, LLCDetailed profile | 693 MW | Natural Gas Fired Combined Cycle | Kleen Energy Systems, LLC | Middlesex County | |
| 2 | GenConn Middletown LLCGenConn Middletown LLC | 242 MW | Petroleum Liquids | GenConn Middletown LLC | Middlesex County | |
| 3 | Kendall Square StationKendall Green Energy, LLC | 234.7 MW | Natural Gas Fired Combined Cycle, Petroleum Liquids | Kendall Green Energy, LLC | Middlesex County | |
| 4 | Mass Inst Tech Cntrl Utilities/Cogen PltMassachusetts Inst of Tech | 43.4 MW | Natural Gas Fired Combustion Turbine | Massachusetts Inst of Tech | Middlesex County | |
| 5 | Boott HydropowerBoott Hydro, LLC - Hybrid | 22.9 MW | Conventional Hydroelectric | Boott Hydro, LLC - Hybrid | Middlesex County | |
| 6 | Cherry StreetTown of Hudson - (MA) | 12.9 MW | Natural Gas Internal Combustion Engine, Petroleum Liquids | Town of Hudson - (MA) | Middlesex County | |
| 7 | Blodgett Solar CSGBlodgett Street Solar 1, LLC | 10 MW | Batteries, Solar Photovoltaic | Blodgett Street Solar 1, LLC | Middlesex County | |
| 8 | Dunstable Solar 1, LLCAES Distributed Energy | 9 MW | Batteries, Solar Photovoltaic | AES Distributed Energy | Middlesex County | |
| 9 | HudsonCaptona Hudson LLC | 5 MW | Solar Photovoltaic | Captona Hudson LLC | Middlesex County | |
| 10 | Kearsarge Riverpark I LLCKearsarge Riverpark I LLC | 5 MW | Batteries | Kearsarge Riverpark I LLC | Middlesex County | |
| 11 | Kearsarge Riverpark II LLCKearsarge Riverpark I LLC | 5 MW | Batteries | Kearsarge Riverpark I LLC | Middlesex County | |
| 12 | Minuteman Energy StorageMinuteman Energy Storage, LLC | 5 MW | Batteries | Minuteman Energy Storage, LLC | Middlesex County | |
| 13 | ShafferCD US Solar MT3, LLC | 5 MW | Solar Photovoltaic | CD US Solar MT3, LLC | Middlesex County | |
| 14 | Wakefield MA BESS 1Wakefield MA BESS 1 LLC | 5 MW | Batteries | Wakefield MA BESS 1 LLC | Middlesex County | |
| 15 | Syncarpha Tewksbury Hybrid CSGSyncarpha Tewksbury, LLC | 4.8 MW | Batteries, Solar Photovoltaic | Syncarpha Tewksbury, LLC | Middlesex County | |
| 16 | Ashland SolarCitizens Enterprises Corporation | 4.5 MW | Solar Photovoltaic | Citizens Enterprises Corporation | Middlesex County | |
| 17 | Iron Horse Solar 4, LLCIron Horse Solar 4, LLC | 4.5 MW | Solar Photovoltaic | Iron Horse Solar 4, LLC | Middlesex County | |
| 18 | Kearsarge Concord IIKearsarge Concord II LLC | 4.5 MW | Solar Photovoltaic | Kearsarge Concord II LLC | Middlesex County | |
| 19 | West Groton CHPHollingsworth & Vose Co West Groton | 4.1 MW | Natural Gas Fired Combustion Turbine | Hollingsworth & Vose Co West Groton | Middlesex County | |
| 20 | GSPP Boxborough Littleton (MA)CleanCapital Holdings | 4 MW | Solar Photovoltaic | CleanCapital Holdings | Middlesex County | |
| 21 | Westford Solar ParkMN8 Energy LLC | 4 MW | Solar Photovoltaic | MN8 Energy LLC | Middlesex County | |
| 22 | Nextsun Energy LittletonGreenbacker Renewable Energy Corporation | 3.8 MW | Solar Photovoltaic | Greenbacker Renewable Energy Corporation | Middlesex County | |
| 23 | CoreSite - SomervilleBloom Energy | 3.6 MW | Other Natural Gas | Bloom Energy | Middlesex County | |
| 24 | Beebe Substation Battery StorageMassachusetts Mun Wholes Electric Co | 3 MW | Batteries | Massachusetts Mun Wholes Electric Co | Middlesex County | |
| 25 | DevensAltus Power America Management, LLC | 3 MW | Solar Photovoltaic | Altus Power America Management, LLC | Middlesex County | |
| 26 | Iron Horse Solar I CSGIron Horse Solar 1, LLC | 2.9 MW | Solar Photovoltaic | Iron Horse Solar 1, LLC | Middlesex County | |
| 27 | Leominster (MA)-South Street-R&DSouth Street Solar, LLC | 2.9 MW | Solar Photovoltaic | South Street Solar, LLC | Middlesex County | |
| 28 | Natick MallNatick Mall | 2.7 MW | Solar Photovoltaic | Natick Mall | Middlesex County | |
| 29 | Tyngsborough SolarCitizens Enterprises Corporation | 2.6 MW | Solar Photovoltaic | Citizens Enterprises Corporation | Middlesex County | |
| 30 | EBZ SolarCitizens Enterprises Corporation | 2.5 MW | Solar Photovoltaic | Citizens Enterprises Corporation | Middlesex County | |
| 31 | Centaurus Solar - MALSE Centaurus LLC | 2.4 MW | Solar Photovoltaic | LSE Centaurus LLC | Middlesex County | |
| 32 | Wesleyan University Cogen 1Wesleyan University | 2.4 MW | Natural Gas Internal Combustion Engine | Wesleyan University | Middlesex County | |
| 33 | Bourne (MA) - Holliston INVT LICENSES, LLC | 2.3 MW | Solar Photovoltaic | NVT LICENSES, LLC | Middlesex County | |
| 34 | BWC Stony Brook, LLC HybridAES Distributed Energy | 2.3 MW | Solar Photovoltaic, Batteries | AES Distributed Energy | Middlesex County | |
| 35 | GELD Solar FarmAmeresco, Inc - GELD | 2.3 MW | Solar Photovoltaic | Ameresco, Inc - GELD | Middlesex County | |
| 36 | GSPP Devens, LLCGreen Street Power Partners | 2.2 MW | Solar Photovoltaic | Green Street Power Partners | Middlesex County | |
| 37 | Pepperell Hydro Power PlantEagle Creek Renewable Energy, LLC | 2.2 MW | Conventional Hydroelectric | Eagle Creek Renewable Energy, LLC | Middlesex County | |
| 38 | Acton-Boxborough Schools BESSMSS Energy Holdings, LLC (d.b.a. Calibrant Energy) | 2.1 MW | Batteries | MSS Energy Holdings, LLC (d.b.a. Calibrant Energy) | Middlesex County | |
| 39 | CP East Hampton I & II SolarNJR Clean Energy Ventures Corporation | 2 MW | Solar Photovoltaic | NJR Clean Energy Ventures Corporation | Middlesex County | |
| 40 | Groton BESS 1Groton BESS 1 LLC | 2 MW | Batteries | Groton BESS 1 LLC | Middlesex County | |
| 41 | Groton BESS 2Groton BESS 2 LLC | 2 MW | Batteries | Groton BESS 2 LLC | Middlesex County | |
| 42 | Hopkinton CSGAltus Power America Management, LLC | 2 MW | Solar Photovoltaic | Altus Power America Management, LLC | Middlesex County | |
| 43 | Shirley WaterAltus Power America Management, LLC | 2 MW | Solar Photovoltaic | Altus Power America Management, LLC | Middlesex County | |
| 44 | Stow PVAES Distributed Energy | 2 MW | Solar Photovoltaic | AES Distributed Energy | Middlesex County | |
| 45 | Wilmington SolarMN8 Energy LLC | 2 MW | Solar Photovoltaic | MN8 Energy LLC | Middlesex County | |
| 46 | Equinix - BillericaBloom Energy | 1.9 MW | Other Natural Gas | Bloom Energy | Middlesex County | |
| 47 | Ashby Duffy CSG Solar FarmLSE Cassiopeia LLC | 1.8 MW | Solar Photovoltaic | LSE Cassiopeia LLC | Middlesex County | |
| 48 | Weston Landfill SolarAmeresco, Inc - Weston | 1.8 MW | Solar Photovoltaic | Ameresco, Inc - Weston | Middlesex County | |
| 49 | Newton Rumford LandfillNewton Municipal Solar LLC - Rumford | 1.7 MW | Solar Photovoltaic | Newton Municipal Solar LLC - Rumford | Middlesex County | |
| 50 | Kearsarge WilmingtonKearsarge Wilmington LLC | 1.6 MW | Solar Photovoltaic | Kearsarge Wilmington LLC | Middlesex County |
County assignment and capacity come from the EIA generator inventory. Capacity is nameplate capacity, not seasonal capability or available operating capacity. A plant can include multiple generators and technologies.