Directory of Power Plants in Massachusetts
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Kearsarge Haverhill | Kearsarge Haverhill LLC | Haverhill, MA | ISO New England (ISNE) | 4.0 GWh | Feb 2021 | Dec 2023 | Solar |
| Kearsarge Granby | Kearsarge Granby LLC | Granby, MA | ISO New England (ISNE) | 3.9 GWh | Feb 2017 | Dec 2023 | Solar |
| Kearsarge Gill | Kearsarge Gill LLC | Gill, MA | ISO New England (ISNE) | 2.9 GWh | Dec 2017 | Dec 2023 | Solar |
| Kearsarge GB | Kearsarge GB LLC | Great Barrington, MA | ISO New England (ISNE) | 3.3 GWh | Jul 2018 | Dec 2023 | Solar |
| Kearsarge Concord II | Kearsarge Concord II LLC | Concord, MA | ISO New England (ISNE) | 7.1 GWh | Dec 2016 | Dec 2023 | Solar |
| Kearsarge Bellingham PV | Kearsarge Bellingham LLC | Bellingham, MA | ISO New England (ISNE) | 5.0 GWh | Nov 2016 | Dec 2023 | Solar |
| Kearsarge Amesbury Hybrid | Kearsarge Amesbury LLC | Amesbury, MA | ISO New England (ISNE) | 5.9 GWh | Nov 2019 | Dec 2022 | Solar |
| Kearsarge Acushnet | Kearsarge Acushnet LLC | Acushnet, MA | ISO New England (ISNE) | 3.5 GWh | Jan 2020 | Dec 2023 | Solar |
| Katama Farm | Clean Focus Yield, LLC | Edgartown, MA | ISO New England (ISNE) | 1.5 GWh | May 2014 | Dec 2022 | Solar |
| Joe Jenny | AMP MA Joe Jenny | Oxford, MA | ISO New England (ISNE) | 2.5 GWh | Apr 2018 | Dec 2023 | Solar |
| Jiminy Peak Wind QF | Jiminy Peak Mountain Resort, LLC | Hancock, MA | ISO New England (ISNE) | 1.2 MWh | Jul 2007 | Dec 2022 | Wind |
| JH Solar, LLC CSG | 38 Degrees North, LLC | North Brookfield, MA | ISO New England (ISNE) | 1.7 GWh | Oct 2017 | Dec 2022 | Solar |
| IXYS - Beverly | IXYS Integrated Circuits Division, LLC | Beverly, MA | ISO New England (ISNE) | 22.4 MWh | Dec 1996 | Dec 2022 | Natural Gas : 74.3% Distillate Fuel Oil : 25.7% |
| ISM Solar Dighton 2, LLC CSG | 38 Degrees North, LLC | Dighton, MA | ISO New England (ISNE) | 4.1 GWh | Nov 2017 | Dec 2022 | Solar |
| Iron Horse Solar I CSG | Iron Horse Solar 1, LLC | North Billerica, MA | ISO New England (ISNE) | 4.3 GWh | Nov 2016 | Dec 2023 | Solar |
| Iron Horse Solar 4, LLC | Iron Horse Solar 4, LLC | North Billerica, MA | ISO New England (ISNE) | 15.3 GWh | May 2017 | Jan 2023 | Solar |
| Ipswich Wind Turbine | Town of Ipswich - (MA) | Ipswich, MA | ISO New England (ISNE) | 3.3 GWh | Apr 2011 | Dec 2023 | Wind |
| International Paper Woronoco Mill | Eagle Creek Renewable Energy, LLC | Woronoco, MA | ISO New England (ISNE) | 6.8 GWh | Dec 1912 | Dec 2023 | Water |
| Integrys MA Solar, LLC - Ashburnham Site | Integrys MA Solar, LLC | Ashburnham, MA | ISO New England (ISNE) | 3.6 GWh | Nov 2013 | Dec 2023 | Solar |
| Indian River Hydro | Eagle Creek Renewable Energy, LLC | Russell, MA | ISO New England (ISNE) | 2.1 GWh | Nov 1909 | Dec 2023 | Water |
| Indian Orchard PV Facility | Western Massachusetts Electric Company | Springfield, MA | ISO New England (ISNE) | 3.5 GWh | Nov 2011 | Dec 2023 | Solar |
| Indian Orchard | Central Rivers Power MA, LLC | Indian Orchard, MA | ISO New England (ISNE) | 11.4 GWh | Dec 1927 | Dec 2023 | Water |
| Indian Hill Solar LLC | CVI CleanCapital Solar 1 LLC | Palmer, MA | ISO New England (ISNE) | 1.4 GWh | Mar 2014 | Dec 2023 | Solar |
| Incom Solar, LLC CSG | 38 Degrees North, LLC | Charlton, MA | ISO New England (ISNE) | 3.9 GWh | Oct 2017 | Dec 2022 | Solar |
| Huxley Solar | Huxley Solar, LLC | Ludlow, MA | ISO New England (ISNE) | 71.0 MWh | Nov 2022 | Dec 2022 | Solar |
| Hurteau Solar Project Hybrid | AES Distributed Energy | Uxbridge, MA | ISO New England (ISNE) | 3.2 GWh | Feb 2020 | Dec 2023 | Solar : 98.8% |
| Hunt Road Solar | Citizens Enterprises Corporation | Amesbury, MA | ISO New England (ISNE) | 7.2 GWh | Nov 2016 | Dec 2023 | Solar |
| Hunt Farm Solar | Altus Power America Management, LLC | Orange, MA | ISO New England (ISNE) | 3.8 GWh | Aug 2013 | Dec 2023 | Solar |
| Hull Wind II | Hull Municipal Light Plant | Hull, MA | ISO New England (ISNE) | 2.8 GWh | Apr 2006 | Apr 2023 | Wind |
| Hudson | Captona Hudson LLC | Hudson, MA | ISO New England (ISNE) | 5.8 GWh | Apr 2017 | Dec 2023 | Solar |
| Hopkinton CSG | Altus Power America Management, LLC | Hopkinton, MA | ISO New England (ISNE) | 2.8 GWh | Mar 2019 | Dec 2023 | Solar |
| Holyoke Solar Cooperative at Mueller | Holyoke Solar LLC | Holyoke, MA | ISO New England (ISNE) | 4.0 GWh | Nov 2011 | Dec 2023 | Solar |
| Holliston Solar CSG | MN8 Energy LLC | Holliston, MA | ISO New England (ISNE) | 1.5 GWh | Jun 2015 | Dec 2023 | Solar |
| Holliston LLC | Greenbacker Renewable Energy Corporation | Holliston, MA | ISO New England (ISNE) | 2.1 GWh | Sep 2020 | Dec 2022 | Solar |
| Holiday Hill Community Wind | Greenbacker Renewable Energy Corporation | Russell, MA | ISO New England (ISNE) | 10.4 GWh | Nov 2019 | Dec 2023 | Wind |
| Hinsdale Solar PV | NSTAR Electric Company | Hinsdale, MA | ISO New England (ISNE) | 3.0 GWh | Dec 2018 | Dec 2023 | Solar |
| High Street Station | Town of Ipswich - (MA) | Ipswich, MA | ISO New England (ISNE) | 55.6 MWh | May 1937 | Dec 2023 | Natural Gas : 64.6% Distillate Fuel Oil : 35.4% |
| Hewlett-Packard (HP) - Andover, MA | Tesla Inc. | Andover, MA | ISO New England (ISNE) | 1.9 GWh | May 2017 | Dec 2022 | Solar |
| Haverhill Solar Power Project | Massachusetts Electric Co | Haverhill, MA | ISO New England (ISNE) | 1.0 GWh | Nov 2010 | Dec 2023 | Solar |
| Hatfield Solar PV | NSTAR Electric Company | Hatfield, MA | ISO New England (ISNE) | 5.7 GWh | Nov 2018 | Dec 2023 | Solar |
| Hatfield Renewables Community Solar | Hatfield Renewables, LLC | Hatfield, MA | ISO New England (ISNE) | 3.0 GWh | Aug 2017 | Dec 2023 | Solar |
| Harwich Landfill | Clean Focus Yield, LLC | Harwich, MA | ISO New England (ISNE) | 6.1 GWh | Jul 2014 | Dec 2022 | Solar |
| Hardwick-Athol & Eagle Hill | SEC CRSD Solar One, LLC | Hardwick, MA | ISO New England (ISNE) | 3.5 GWh | Jun 2015 | Dec 2023 | Solar |
| Harbor Road Solar 1 | Harbor Road Solar 1, LLC | Cheshire, MA | ISO New England (ISNE) | 2.9 GWh | Nov 2021 | Dec 2023 | Solar |
| Happy Hollow CSG Hybrid | REA Investments, LLC | Winchendon, MA | ISO New England (ISNE) | 8.3 GWh | Sep 2019 | Dec 2023 | Solar |
| Hampshire College Hybrid | Tesla Inc. | Amherst, MA | ISO New England (ISNE) | 5.9 GWh | Apr 2017 | Dec 2022 | Solar |
| Hampden Solar PV | NSTAR Electric Company | Hampden, MA | ISO New England (ISNE) | 5.3 GWh | Oct 2019 | Dec 2023 | Solar |
| Hampden | Altus Power America Management, LLC | Hampden, MA | ISO New England (ISNE) | 4.7 GWh | Jun 2015 | Dec 2023 | Solar |
| Halifax Solar | NuGen Capital Management | Halifax, MA | ISO New England (ISNE) | 4.1 GWh | Jul 2015 | Dec 2023 | Solar |
| Hadley Solar NG, LLC | NuGen Capital Management | Hadley, MA | ISO New England (ISNE) | 3.5 GWh | Jun 2014 | Dec 2023 | Solar |
| Hadley Falls | City of Holyoke Gas and Electric Dept. | Holyoke, MA | ISO New England (ISNE) | 235.8 GWh | Dec 1951 | Dec 2023 | Water |
| Hadley 3 Solar (South) | Hadley 3 Solar, LLC (South) | Hadley, MA | ISO New England (ISNE) | 4.9 GWh | Nov 2019 | Dec 2023 | Solar |
| Hadley 3 Solar (North) | Hadley 3 Solar, LLC (North) | Hadley, MA | ISO New England (ISNE) | 4.9 GWh | Nov 2019 | Dec 2023 | Solar |
| Hadley 2 Solar, LLC CSG | Hadley 2 Solar, LLC | Hadley, MA | ISO New England (ISNE) | 3.1 GWh | Nov 2016 | Dec 2023 | Solar |
| GSPP Terrawatt Westfield LLC CSG | Green Street Power Partners | Westfield, MA | ISO New England (ISNE) | 6.1 GWh | Jan 2019 | Dec 2023 | Solar |
| GSPP Raynham TMLP, LLC CSG | Green Street Power Partners | Raynham, MA | ISO New England (ISNE) | 3.8 GWh | Jan 2019 | Dec 2023 | Solar |
| GSPP Devens, LLC | Green Street Power Partners | Ayer, MA | ISO New England (ISNE) | 3.2 GWh | Dec 2018 | Dec 2023 | Solar |
| GSPP Boxborough Littleton (MA) | GSPP Boxborough Littleton, LLC | Boxborough, MA | ISO New England (ISNE) | 5.5 GWh | Dec 2018 | Dec 2023 | Solar |
| GRS Fall River | Gas Recovery Systems Inc | Fall River, MA | ISO New England (ISNE) | 1.1 GWh | Jun 2000 | Dec 2022 | Landfill Gas |
| Groveland Solar | Consolidated Edison Development Inc. | Groveland, MA | ISO New England (ISNE) | 4.5 GWh | Nov 2012 | Dec 2023 | Solar |
| Griffin Road Solar, LLC CSG | Griffin Road Solar, LLC | Charlton, MA | ISO New England (ISNE) | 3.3 GWh | Feb 2018 | Dec 2023 | Solar |
| Griffin Road Solar 2 | Griffin Road Solar 2, LLC | Charlton, MA | ISO New England (ISNE) | 2.3 GWh | May 2020 | Dec 2023 | Solar |
| Greenfield Solar PV | NSTAR Electric Company | Greenfield, MA | ISO New England (ISNE) | 3.1 GWh | Dec 2018 | Dec 2023 | Solar |
| Green Meadows | Altus Power America Management, LLC | Sandwich, MA | ISO New England (ISNE) | 3.6 GWh | Apr 2014 | Dec 2023 | Solar |
| Greater New Bedford LFG Utiliz. Facility | CommonWealth New Bedford Energy LLC | New Bedford, MA | ISO New England (ISNE) | 21.7 GWh | Sep 2005 | Dec 2023 | Landfill Gas |
| Granby Solar, LLC CSG | Granby Solar, LLC | Granby, MA | ISO New England (ISNE) | 5.6 GWh | Jun 2021 | Dec 2022 | Solar |
| Granby LFG | Industrial Power Services Corp. | Granby, MA | ISO New England (ISNE) | 3.2 GWh | Aug 2001 | Dec 2023 | Landfill Gas |
| Grafton Solar | CD US Solar MT 2 LLC | Grafton, MA | ISO New England (ISNE) | 2.2 GWh | Sep 2013 | Dec 2023 | Solar |
| Grafton PV | MN8 Energy LLC | Grafton, MA | ISO New England (ISNE) | 4.3 GWh | Sep 2016 | Dec 2023 | Solar |
| Goose Pond Solar | LSE Dorado, LLC | Southwick, MA | ISO New England (ISNE) | 7.3 GWh | Dec 2019 | Dec 2023 | Solar |
| Golden Hills Solar | Golden Hills Solar, LLC | Rutland, MA | ISO New England (ISNE) | 7.8 GWh | Aug 2017 | Dec 2023 | Solar |
| Gillette SBMC | The Gillette Company | Boston, MA | ISO New England (ISNE) | 66.1 GWh | Jan 1971 | Jun 2024 | Natural Gas |
| General Electric Aircraft Engines | General Electric Aircraft Engines | Lynn, MA | ISO New England (ISNE) | 2.6 GWh | Dec 1947 | Jun 2024 | Solar |
| GELD Solar Farm | Ameresco, Inc - GELD | Groton, MA | ISO New England (ISNE) | 3.6 GWh | May 2016 | Dec 2023 | Solar |
| Gardners Falls | Central Rivers Power MA, LLC | Buckland, MA | ISO New England (ISNE) | 18.5 GWh | Dec 1913 | Dec 2023 | Water |
| Gardner Solar 1 | Gardner Solar 1, LLC | Gardner, MA | ISO New England (ISNE) | 3.0 GWh | Apr 2014 | Dec 2023 | Solar |
| Gardner - Otter River Road | Otter River Road Solar LLC | Gardner, MA | ISO New England (ISNE) | 4.1 GWh | Sep 2019 | Dec 2023 | Solar |
| Future Generation Wind | Consolidated Edison Solutions Inc. | Plymouth, MA | ISO New England (ISNE) | 15.5 GWh | Jul 2016 | Dec 2022 | Wind |
| Front Street | City of Chicopee - (MA) | Chicopee, MA | ISO New England (ISNE) | 775.2 MWh | Dec 1977 | Dec 2023 | Distillate Fuel Oil |
| French King Solar LLC | French King Solar LLC | Erving, MA | ISO New England (ISNE) | 7.3 GWh | Oct 2022 | Dec 2023 | Solar |
| Freetown Solar | Mass Solar, LLC | Freetown, MA | ISO New England (ISNE) | 7.0 GWh | Feb 2015 | Dec 2023 | Solar |
| Freetown MA 1, LLC | Navisun LLC | Freetown, MA | ISO New England (ISNE) | 1.1 GWh | Nov 2022 | Dec 2023 | Solar |
| Franklin 2 | CD US Solar MT 2 LLC | Franklin, MA | ISO New England (ISNE) | 5.5 GWh | Nov 2013 | Dec 2023 | Solar |
| Franklin 1 | CD US Solar MT 2 LLC | Wrentham, MA | ISO New England (ISNE) | 4.3 GWh | Oct 2013 | Dec 2023 | Solar |
| Framingham State University Plant | Framingham State University | Framingham, MA | ISO New England (ISNE) | 95.0 MWh | May 1974 | Jun 2024 | Solar : 85.3% Distillate Fuel Oil : 14.7% |
| Fore River Generating Station | Calpine Fore River Energy Center, LLC | North Weymouth, MA | ISO New England (ISNE) | 2.9 TWh | Jul 2003 | Jun 2024 | Natural Gas : 99.8% |
| Fitchburg Renewables | Fitchburg Renewables, LLC | Fitchburg, MA | ISO New England (ISNE) | 6.4 GWh | Feb 2020 | Dec 2023 | Solar |
| Fitchburg Gas Recovery | WM Renewable Energy LLC | Westminster, MA | ISO New England (ISNE) | 33.7 GWh | Sep 2007 | Dec 2023 | Landfill Gas |
| Fisher Road Solar | Fisher Road Solar I, LLC | Dartmouth, MA | ISO New England (ISNE) | 8.1 GWh | Apr 2015 | Dec 2023 | Solar |
| Fife Brook | Bear Swamp Power Company LLC | Florida, MA | ISO New England (ISNE) | 36.1 GWh | Sep 1974 | Dec 2023 | Water |
| Federal Road Solar 1, LLC CSG | Federal Road Solar 1, LLC | South Carver, MA | ISO New England (ISNE) | 7.9 GWh | Nov 2015 | Dec 2022 | Solar |
| Farley Road Community Solar | Farley Road Solar, LLC | Dudley, MA | ISO New England (ISNE) | 1.7 GWh | Jul 2017 | Dec 2023 | Solar |
| Falmouth Landfill Solar | Citizens Enterprises Corporation | Falmouth, MA | ISO New England (ISNE) | 4.7 GWh | Mar 2017 | Dec 2023 | Solar |
| Falmouth 2 Solar | Citizens Enterprises Corporation | Falmouth, MA | ISO New England (ISNE) | 2.6 GWh | Aug 2021 | Dec 2023 | Solar |
| Fall River Solar CSG | MN8 Energy LLC | Fall River, MA | ISO New England (ISNE) | 2.8 GWh | Jan 2013 | Dec 2023 | Solar |
| Fairview Farms Solar | NuGen Capital Management | Whately, MA | ISO New England (ISNE) | 2.9 GWh | May 2014 | Dec 2023 | Solar |
| Fairhaven Wind | Fairhaven Wind LLC | Fairhaven, MA | ISO New England (ISNE) | 3.3 GWh | Mar 2012 | Dec 2023 | Wind |
| Fairhaven MA 2 | Consolidated Edison Development Inc. | Fairhaven, MA | ISO New England (ISNE) | 5.2 GWh | Aug 2021 | Dec 2023 | Solar |
| Fairhaven E | Fairhaven MA 1, LLC | Fairhaven, MA | ISO New England (ISNE) | 3.7 GWh | Jul 2021 | Dec 2023 | Solar |
| Fairhaven C CSG | MN8 Energy LLC | Fairhaven, MA | ISO New England (ISNE) | 3.0 GWh | Apr 2017 | Dec 2023 | Solar |
Browse Power Plants By Massachusetts Counties
Figures are based on December 2023 generation numbers.| County | State Rank | Active Plants | Dec 2023 Generation |
|---|---|---|---|
| Dukes County, MA | # 13 | 7 | 8.5 GWh |
| Berkshire County, MA | # 12 | 35 | 58.2 GWh |
| Hampshire County, MA | # 11 | 35 | 144.9 GWh |
| Barnstable County, MA | # 10 | 21 | 157.3 GWh |
| Franklin County, MA | # 9 | 31 | 437.0 GWh |
| Suffolk County, MA | # 8 | 13 | 494.5 GWh |
| Bristol County, MA | # 7 | 68 | 593.5 GWh |
| County | State Rank | Active Plants | Dec 2023 Generation |
|---|---|---|---|
| Plymouth County, MA | # 6 | 73 | 871.2 GWh |
| Hampden County, MA | # 5 | 83 | 1.4 TWh |
| Essex County, MA | # 4 | 37 | 2.0 TWh |
| Middlesex County, MA | # 3 | 65 | 4.1 TWh |
| Worcester County, MA | # 2 | 188 | 4.8 TWh |
| Norfolk County, MA | # 1 | 36 | 6.4 TWh |