Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Rollins Wind Project | Evergreen Wind, LLC | Winn Village, ME | ISO New England (ISNE) | 132.2 GWh | Jun 2011 | Dec 2023 | Wind |
| Norwich WWTP | City of Norwich - (CT) | Norwich, CT | ISO New England (ISNE) | 1.0 MWh | Apr 2006 | Mar 2024 | Distillate Fuel Oil |
| Dartmouth Solar | Consolidated Edison Development Inc. | Dartmouth, MA | ISO New England (ISNE) | 2.5 GWh | Feb 2011 | Dec 2023 | Solar |
| Chittenden County Solar Partners | Chittenden County Solar Partners LLC | South Burlington, VT | ISO New England (ISNE) | 2.8 GWh | Apr 2011 | Dec 2023 | Solar |
| Kleen Energy Systems Project | Kleen Energy Systems, LLC | Middletown, CT | ISO New England (ISNE) | 3.0 TWh | Jun 2011 | Mar 2025 | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
| Bingham Wind | Onward Energy | Bingham, ME | ISO New England (ISNE) | 485.4 GWh | Nov 2016 | Mar 2025 | Wind |
| Record Hill Wind | Record Hill Wind LLC | Roxbury, ME | ISO New England (ISNE) | 110.9 GWh | Dec 2011 | Dec 2023 | Wind |
| Notus Wind 1 | Notus Clean Energy LLC | E. Falmouth, MA | ISO New England (ISNE) | 4.1 GWh | Jun 2010 | Dec 2023 | Wind |
| Berkshire Wind Power Project | Massachusetts Mun Wholes Electric Co | Lanesboro, MA | ISO New England (ISNE) | 29.6 GWh | Apr 2011 | Mar 2025 | Wind |
| Bridge Street 1 & 2 | Connecticut Mun Elec Engy Coop | Groton, CT | ISO New England (ISNE) | 562.0 MWh | Jun 2010 | Dec 2023 | Distillate Fuel Oil |
| Fort Hill 1, 2, 3 & 4 | Connecticut Mun Elec Engy Coop | Uncasville, CT | ISO New England (ISNE) | 519.0 MWh | Jul 2010 | Mar 2025 | Distillate Fuel Oil |
| Silver Lake Solar Photovoltaic Facility | Western Massachusetts Electric Company | Pittsfield, MA | ISO New England (ISNE) | 1.4 GWh | Nov 2010 | Dec 2023 | Solar |
| Fishers Island 1 | Connecticut Mun Elec Engy Coop | Fisher's Island, NY | ISO New England (ISNE) | 119.0 MWh | Nov 2010 | Dec 2023 | Distillate Fuel Oil |
| Kibby Wind Facility | Helix Maine Wind Development, LLC | Chain of Ponds, ME | ISO New England (ISNE) | 269.3 GWh | Sep 2009 | Mar 2025 | Wind |
| Indian Orchard PV Facility | Western Massachusetts Electric Company | Springfield, MA | ISO New England (ISNE) | 3.4 GWh | Nov 2011 | Dec 2023 | Solar |
| Foxwoods CoGen | Foxwoods Resort Casino | Mashantucket, CT | ISO New England (ISNE) | 10.8 GWh | May 2010 | Dec 2023 | Natural Gas |
| Gary Court 1 & 2 | Connecticut Mun Elec Engy Coop | Groton, CT | ISO New England (ISNE) | 466.0 MWh | Jun 2010 | Dec 2023 | Distillate Fuel Oil |
| New England Wind LLC | Avangrid Renewables LLC | Florida, MA | ISO New England (ISNE) | 70.0 GWh | Nov 2012 | Mar 2025 | Wind |
| Jewett City 1 | Connecticut Mun Elec Engy Coop | Jewett City, CT | ISO New England (ISNE) | 198.0 MWh | Jan 2010 | Dec 2023 | Distillate Fuel Oil |
| Plainfield Renewable Energy LLC | Plainfield Renewable Energy, LLC | Plainfield, CT | ISO New England (ISNE) | 233.8 GWh | Nov 2013 | Dec 2023 | Wood/Wood Waste Solids : 99.6% |
| LNG 1 & 2 | Connecticut Mun Elec Engy Coop | Norwich, CT | ISO New England (ISNE) | 573.0 MWh | Mar 2010 | Dec 2023 | Distillate Fuel Oil |
| Lebanon Pines 1 & 2 | Connecticut Mun Elec Engy Coop | Lebanon, CT | ISO New England (ISNE) | 577.0 MWh | Mar 2010 | Dec 2023 | Distillate Fuel Oil |
| Water Treatment 1 & 2 | Connecticut Mun Elec Engy Coop | Groton, CT | ISO New England (ISNE) | 303.0 MWh | Sep 2010 | Mar 2025 | Distillate Fuel Oil |
| Beaver Ridge Wind | CPV Beaver Ridge Wind LLC | Freedom, ME | ISO New England (ISNE) | 10.3 GWh | Oct 2008 | Dec 2023 | Wind |
| Waste Management Crossroads LFGTE | WM Renewable Energy LLC | Norridgewock, ME | ISO New England (ISNE) | 19.5 GWh | Feb 2009 | Dec 2023 | Landfill Gas |
| Fairfield University CHP Plant | Fairfield University | Fairfield, CT | ISO New England (ISNE) | 25.3 GWh | Sep 2007 | Dec 2023 | Natural Gas |
| MA Military Reservation Wind Project | Air Force Civil Engineer Center | Otis ANG Base Bourne, MA | ISO New England (ISNE) | 9.7 GWh | Nov 2009 | Dec 2023 | Wind |
| Dorchester Solar Site | Massachusetts Electric Co | Dorchester, MA | ISO New England (ISNE) | 181.0 MWh | Dec 2011 | Dec 2023 | Solar |
| Orono Hydro Station | Brookfield Black Bear Hydro, LLC | Orono, ME | ISO New England (ISNE) | 11.6 GWh | Dec 2008 | Dec 2023 | Water |
| HSCo CHP | Cartier Energy, LLC | Hartford, CT | ISO New England (ISNE) | 26.6 GWh | Sep 2009 | Dec 2023 | Natural Gas |
| Haverhill Solar Power Project | Massachusetts Electric Co | Haverhill, MA | ISO New England (ISNE) | 1.0 GWh | Nov 2010 | Dec 2023 | Solar |
| NEDC Solar Site | Massachusetts Electric Co | Whitinsville, MA | ISO New England (ISNE) | 878.0 MWh | May 2010 | Dec 2023 | Solar |
| Moretown | EPP Renewable Energy | Waterbury, VT | ISO New England (ISNE) | 4.8 GWh | Nov 2008 | Dec 2023 | Landfill Gas |
| GenConn Middletown LLC | GenConn Middletown LLC | Middletown, CT | ISO New England (ISNE) | 3.5 GWh | May 2011 | Dec 2023 | Kerosene : 83.6% Natural Gas : 16.4% |
| GenConn Devon LLC | GenConn Devon LLC | Milford, CT | ISO New England (ISNE) | 2.3 GWh | May 2010 | Dec 2023 | Kerosene : 96.0% Natural Gas : 4.0% |
| Sheffield Wind | Evergreen Wind, LLC | Sheffield, VT | ISO New England (ISNE) | 73.8 GWh | Sep 2011 | Mar 2025 | Wind |
| Bull Hill Wind Project | Evergreen Wind, LLC | Eastbrook, ME | ISO New England (ISNE) | 81.6 GWh | Sep 2012 | Dec 2023 | Wind |
| Oakfield Wind Project | Onward Energy | City of Oakfield, ME | ISO New England (ISNE) | 354.9 GWh | Sep 2015 | Mar 2025 | Wind |
| Stetson Wind II | Evergreen Wind, LLC | Danforth, ME | ISO New England (ISNE) | 45.7 GWh | Feb 2010 | Dec 2023 | Wind |
| Fox Island Wind LLC | Fox Island Wind LLC | Vinalhaven, ME | ISO New England (ISNE) | 5.7 GWh | Oct 2009 | Dec 2023 | Wind |
| Stetson Wind I | Evergreen Wind, LLC | Danforth, ME | ISO New England (ISNE) | 106.6 GWh | Dec 2008 | Dec 2023 | Wind |
| Holyoke Solar Cooperative at Mueller | Holyoke Solar LLC | Holyoke, MA | ISO New England (ISNE) | 3.9 GWh | Nov 2011 | Dec 2023 | Solar |
| Danbury Hospital Cogen Plant | Danbury Hospital | Danbury, CT | ISO New England (ISNE) | 26.3 GWh | Oct 2011 | Dec 2023 | Natural Gas |
| Somers Solar Center, LLC | Onward Energy | Somers, CT | ISO New England (ISNE) | 7.9 GWh | Nov 2013 | Dec 2023 | Solar |
| Williamstown Solar | CVI CleanCapital Solar 1 LLC | Williamstown, VT | ISO New England (ISNE) | 1.9 GWh | Nov 2012 | Dec 2023 | Solar |
| Saddleback Ridge Wind Farm | CPV Saddleback Ridge Wind, LLC | Carthage, ME | ISO New England (ISNE) | 82.5 GWh | Nov 2014 | Dec 2023 | Wind |
| Eastern Maine Medical Center | Eastern Maine Medical Center | Bangor, ME | ISO New England (ISNE) | 31.4 GWh | Sep 2006 | Mar 2025 | Natural Gas |
| Bridgeport Fuel Cell, LLC | Bridgeport Fuel Cell, LLC | Bridgeport, CT | ISO New England (ISNE) | 105.1 GWh | Nov 2013 | Dec 2023 | Natural Gas |
| Douglas Solar | Consolidated Edison Development Inc. | Douglas, MA | ISO New England (ISNE) | 6.7 GWh | Nov 2012 | Dec 2023 | Solar |
| Westford Solar Park | MN8 Energy LLC | Westford, MA | ISO New England (ISNE) | 4.4 GWh | Mar 2012 | Dec 2023 | Solar |
| SVEP Solar Project Company | CVI CleanCapital Solar 1 LLC | Pownal, VT | ISO New England (ISNE) | 1.9 GWh | Nov 2012 | Dec 2023 | Solar |
| North Brookfield | Mass Solar, LLC | North Brookfield, MA | ISO New England (ISNE) | 4.1 GWh | May 2014 | Dec 2023 | Solar |
| Bradley Energy Center | Ameresco Select Inc | Windsor Locks, CT | ISO New England (ISNE) | 12.9 GWh | Oct 2002 | Dec 2023 | Natural Gas |
| Green Meadows | Altus Power America Management, LLC | Sandwich, MA | ISO New England (ISNE) | 3.5 GWh | Apr 2014 | Dec 2023 | Solar |
| Ipswich Wind Turbine | Town of Ipswich - (MA) | Ipswich, MA | ISO New England (ISNE) | 3.1 GWh | Apr 2011 | Dec 2023 | Wind |
| SunGen Sharon 1 LLC | SunGen Sharon 1 LLC | Sharon, VT | ISO New England (ISNE) | 2.6 GWh | Jul 2012 | Dec 2023 | Solar |
| Southbridge PV | Terraform Arcadia | Southbridge, MA | ISO New England (ISNE) | 3.6 GWh | Dec 2013 | Dec 2023 | Solar |
| Frito Lay Incorporated | Frito Lay Incorporated Dayville | Dayville, CT | ISO New England (ISNE) | 24.0 GWh | Feb 2009 | Mar 2025 | Natural Gas |
| Cape Cod Air Force Station - 6 SWS | US Air Force | Sagamore, MA | ISO New England (ISNE) | 4.1 GWh | Dec 2013 | Mar 2025 | Wind |
| Cottage Street Solar Facility | Western Massachusetts Electric Company | Springfield, MA | ISO New England (ISNE) | 2.7 GWh | Apr 2014 | Mar 2025 | Solar |
| Kimberly Clark-Unit 1,2,3 | Kimberly-Clark Corporation | New Milford, CT | ISO New England (ISNE) | 217.4 GWh | Mar 2008 | Dec 2023 | Natural Gas |
| Cellu Tissue | Dunn Paper East Hartford, LLC | East Hartford, CT | ISO New England (ISNE) | 11.8 GWh | Apr 2009 | Mar 2025 | Natural Gas |
| Dartmouth II Solar | Consolidated Edison Development Inc. | Dartmouth, MA | ISO New England (ISNE) | 2.2 GWh | May 2012 | Dec 2023 | Solar |
| Maynard PV | Terraform Arcadia | Maynard, MA | ISO New England (ISNE) | 1.3 GWh | Dec 2013 | Dec 2023 | Solar |
| Charlestown Wind Turbine | MWRA Charlestown | Charlestown, MA | ISO New England (ISNE) | 1.1 GWh | Sep 2011 | Dec 2023 | Wind |
| Merrimac Solar | Consolidated Edison Development Inc. | Merrimac, MA | ISO New England (ISNE) | 2.2 GWh | Nov 2013 | Dec 2023 | Solar |
| Dartmouth | Mass Solar, LLC | Dartmouth, MA | ISO New England (ISNE) | 8.5 GWh | Mar 2014 | Dec 2023 | Solar |
| Orange PV | Terraform Arcadia | Orange, MA | ISO New England (ISNE) | 2.3 GWh | Jun 2013 | Dec 2023 | Solar |
| Marshfield PV | Terraform Arcadia | Marshfield, MA | ISO New England (ISNE) | 5.0 GWh | Nov 2013 | Dec 2023 | Solar |
| Burgess BioPower | Berlin Station, LLC | Berlin, NH | ISO New England (ISNE) | 496.2 GWh | Oct 2013 | Dec 2023 | Wood/Wood Waste Solids : 98.3% Distillate Fuel Oil : 1.7% |
| Groton Wind LLC | Avangrid Renewables LLC | Groton, NH | ISO New England (ISNE) | 110.2 GWh | Nov 2012 | Mar 2025 | Wind |
| Town of East Bridgewater CSG | Tesla Inc. | East Bridgewater, MA | ISO New England (ISNE) | 1.1 GWh | May 2013 | Dec 2023 | Solar |
| Wilson Solar | Consolidated Edison Solutions Inc. | Spencer, MA | ISO New England (ISNE) | 2.8 GWh | May 2013 | Dec 2023 | Solar |
| Mt Wachusett Community College | Mt Wachusett Community College | Gardner, MA | ISO New England (ISNE) | 4.9 GWh | Feb 2011 | Mar 2025 | Wind |
| Canton Mountain Wind | CPV Canton Mountain Wind LLC | Canton, ME | ISO New England (ISNE) | 50.1 GWh | Oct 2017 | Dec 2023 | Wind |
| Freetown Solar | Mass Solar, LLC | Freetown, MA | ISO New England (ISNE) | 6.7 GWh | Feb 2015 | Dec 2023 | Solar |
| Axio Green LLC | Altus Power America Management, LLC | Greenfield Township, MA | ISO New England (ISNE) | 2.1 GWh | May 2012 | Dec 2023 | Solar |
| Rand Whitney CHP Plant | Rand Whitney Containerboard L.P. | Montville, CT | ISO New England (ISNE) | 132.5 GWh | Mar 2005 | Mar 2025 | Natural Gas |
| Amherst College Co Gen | Amherst College | Amherst, MA | ISO New England (ISNE) | 5.2 GWh | Oct 2006 | Dec 2023 | Natural Gas : 99.3% Distillate Fuel Oil : 0.7% |
| Georgia Mountain Community Wind Farm | Greenbacker Renewable Energy Corporation | Milton, VT | ISO New England (ISNE) | 29.5 GWh | Nov 2012 | Mar 2025 | Wind |
| CCSU Fuel Cell Project | New Britain Renewable Energy, LLC | New Britain, CT | ISO New England (ISNE) | 10.2 GWh | Mar 2012 | Dec 2023 | Natural Gas |
| Northbridge Solar | Consolidated Edison Development Inc. | South Grafton, MA | ISO New England (ISNE) | 3.3 GWh | Jul 2013 | Dec 2023 | Solar |
| Kingdom Community Wind | Green Mountain Power Corp | Lowell, VT | ISO New England (ISNE) | 181.3 GWh | Oct 2012 | Mar 2025 | Wind |
| UNH 7.9 MW Plant | Emcor Energy Services | Durham, NH | ISO New England (ISNE) | 49.5 GWh | Aug 2006 | Mar 2025 | Landfill Gas : 75.0% Natural Gas : 23.3% Distillate Fuel Oil : 1.8% |
| Berkshire 1 | PPS Berkshire Solar LLC | Sheffield, MA | ISO New England (ISNE) | 2.3 GWh | Nov 2011 | Dec 2023 | Solar |
| CCSU Co-Gen-STBY Gen | Central Connecticut State University | New Britain, CT | ISO New England (ISNE) | 88.2 MWh | Sep 1993 | Dec 2023 | Natural Gas |
| Forbes Street Solar | Altus Power America Management, LLC | East Providence, RI | ISO New England (ISNE) | 3.4 GWh | Nov 2013 | Dec 2023 | Solar |
| Tihonet Solar | Consolidated Edison Solutions Inc. | Wareham, MA | ISO New England (ISNE) | 1.8 GWh | Apr 2014 | Dec 2023 | Solar |
| Groveland Solar | Consolidated Edison Development Inc. | Groveland, MA | ISO New England (ISNE) | 4.3 GWh | Nov 2012 | Dec 2023 | Solar |
| Shrewsbury Solar | Consolidated Edison Development Inc. | Shrewsbury, MA | ISO New England (ISNE) | 4.1 GWh | Sep 2012 | Dec 2023 | Solar |
| West Greenwich Solar | Consolidated Edison Development Inc. | West Greenwich, RI | ISO New England (ISNE) | 2.5 GWh | Apr 2013 | Mar 2025 | Solar |
| Boston Scientific Solar | Consolidated Edison Solutions Inc. | Quincy, MA | ISO New England (ISNE) | 1.3 GWh | Nov 2012 | Dec 2023 | Solar |
| NFM Solar Power LLC | FirstLight Power Resources, Inc. - MA | Northfield, MA | ISO New England (ISNE) | 1.7 GWh | Feb 2012 | Dec 2023 | Solar |
| Bellingham PV | Terraform Arcadia | Douglas, MA | ISO New England (ISNE) | 4.3 GWh | Sep 2013 | Dec 2023 | Solar |
| Middlebury College | Middlebury College Biomass | Middlebury, VT | ISO New England (ISNE) | 2.3 GWh | Dec 1979 | Mar 2025 | Wood/Wood Waste Solids : 72.8% Natural Gas : 27.1% |
| Williams College - Campus CHP | President & Trustees of Williams College | Williamstown, MA | ISO New England (ISNE) | 2.0 GWh | Feb 2003 | Dec 2023 | Natural Gas : 93.7% Distillate Fuel Oil : 6.3% |
| Acushnet AD Makepeace | CleanCapital Holdings | Wareham, MA | ISO New England (ISNE) | 5.8 GWh | Jun 2012 | Dec 2023 | Solar |
| Acushnet Hawes Reed Road | CleanCapital Holdings | Dartmouth, MA | ISO New England (ISNE) | 1.8 GWh | Jun 2012 | Dec 2023 | Solar |
| UCONN Cogen Facility | University of Connecticut | Storrs, CT | ISO New England (ISNE) | 123.5 GWh | Feb 2006 | Mar 2025 | Natural Gas : 98.9% Distillate Fuel Oil : 1.1% |
| Town of Uxbridge MA at Commerce Dr | Luminace Solar Net Metering, LLC | Uxbridge, MA | ISO New England (ISNE) | 2.7 GWh | May 2012 | Dec 2023 | Solar |
Summary of Power Plants By State
Figures are based on March 2025 generation numbers.| State | Rank | Active Plants | Mar 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 75 | 10,399.45 GWh |
| Alaska | # 48 | 137 | 460.30 GWh |
| Arizona | # 16 | 167 | 7,756.35 GWh |
| Arkansas | # 29 | 79 | 4,503.48 GWh |
| California | # 5 | 1,565 | 15,306.94 GWh |
| Colorado | # 30 | 257 | 4,337.74 GWh |
| Connecticut | # 31 | 152 | 3,831.37 GWh |
| Delaware | # 50 | 30 | 183.34 GWh |
| District of Columbia | # 51 | 12 | 15.27 GWh |
| Florida | # 3 | 305 | 18,686.61 GWh |
| Georgia | # 9 | 239 | 9,979.52 GWh |
| Hawaii | # 46 | 67 | 749.10 GWh |
| Idaho | # 43 | 126 | 1,488.21 GWh |
| Illinois | # 4 | 332 | 15,592.21 GWh |
| Indiana | # 12 | 201 | 8,849.97 GWh |
| Iowa | # 20 | 279 | 6,323.45 GWh |
| Kansas | # 25 | 157 | 5,176.23 GWh |
| Kentucky | # 24 | 56 | 5,180.56 GWh |
| Louisiana | # 18 | 81 | 6,708.43 GWh |
| Maine | # 45 | 157 | 1,313.29 GWh |
| Maryland | # 39 | 179 | 2,427.73 GWh |
| Massachusetts | # 42 | 597 | 1,608.56 GWh |
| Michigan | # 10 | 263 | 9,898.87 GWh |
| Minnesota | # 26 | 736 | 5,082.27 GWh |
| Mississippi | # 19 | 53 | 6,374.07 GWh |
| Missouri | # 21 | 116 | 5,776.95 GWh |
| State | Rank | Active Plants | Mar 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 67 | 2,309.70 GWh |
| Nebraska | # 37 | 117 | 3,008.88 GWh |
| Nevada | # 34 | 109 | 3,381.98 GWh |
| New Hampshire | # 44 | 56 | 1,374.49 GWh |
| New Jersey | # 28 | 371 | 4,514.07 GWh |
| New Mexico | # 35 | 138 | 3,378.20 GWh |
| New York | # 8 | 818 | 10,278.94 GWh |
| North Carolina | # 11 | 877 | 9,080.20 GWh |
| North Dakota | # 33 | 57 | 3,690.67 GWh |
| Ohio | # 6 | 190 | 11,252.37 GWh |
| Oklahoma | # 17 | 129 | 6,972.70 GWh |
| Oregon | # 22 | 254 | 5,543.74 GWh |
| Pennsylvania | # 2 | 237 | 19,658.43 GWh |
| Rhode Island | # 47 | 94 | 622.24 GWh |
| South Carolina | # 14 | 194 | 8,606.12 GWh |
| South Dakota | # 41 | 52 | 1,945.10 GWh |
| Tennessee | # 23 | 85 | 5,241.09 GWh |
| Texas | # 1 | 818 | 43,194.33 GWh |
| Utah | # 36 | 114 | 3,056.84 GWh |
| Vermont | # 49 | 112 | 230.44 GWh |
| Virginia | # 15 | 214 | 8,465.83 GWh |
| Washington | # 13 | 127 | 8,662.62 GWh |
| West Virginia | # 38 | 36 | 2,977.95 GWh |
| Wisconsin | # 27 | 222 | 4,571.79 GWh |
| Wyoming | # 32 | 69 | 3,817.24 GWh |