Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| DG Haverhill CSG | DG Haverhill LLC | Haverhill, MA | ISO New England (ISNE) | 7.3 GWh | Aug 2017 | Dec 2025 | Solar |
| Town of Rocky Hill PV CSG | Tesla Inc. | Rocky Hill, CT | ISO New England (ISNE) | 5.0 GWh | Feb 2018 | Dec 2025 | Solar |
| Hatfield Renewables Community Solar | Hatfield Renewables, LLC | Hatfield, MA | ISO New England (ISNE) | 2.9 GWh | Aug 2017 | Dec 2025 | Solar |
| GELD Solar Farm | Ameresco, Inc - GELD | Groton, MA | ISO New England (ISNE) | 3.3 GWh | May 2016 | Dec 2025 | Solar |
| Braintree Landfill Solar | Ameresco, Inc - Braintree | Braintree, MA | ISO New England (ISNE) | 1.3 GWh | Nov 2014 | Dec 2025 | Solar |
| Weston Landfill Solar | Ameresco, Inc - Weston | Weston, MA | ISO New England (ISNE) | 2.8 GWh | Feb 2016 | Dec 2025 | Solar |
| Grafton PV | MN8 Energy LLC | Grafton, MA | ISO New England (ISNE) | 4.3 GWh | Sep 2016 | Dec 2025 | Solar |
| Upton Community Solar | Upton Solar, LLC | Upton, MA | ISO New England (ISNE) | 3.4 GWh | Aug 2017 | Dec 2025 | Solar |
| Theodore Drive Community Solar | Theodore Drive Solar, LLC | Westminster, MA | ISO New England (ISNE) | 2.4 GWh | Feb 2018 | Dec 2025 | Solar |
| IOS - MEW Phase 1 | Madison Energy Holdings LLC | Madison, ME | ISO New England (ISNE) | 1.0 GWh | Dec 2016 | Dec 2024 | Solar |
| North Smithfield Solar Power 1 | Onsite Partners, LLC | North Smithfield, RI | ISO New England (ISNE) | 2.1 GWh | Nov 2018 | Dec 2025 | Solar |
| Belchertown Renewables Community Solar | Belchertown Renewables, LLC | Belchertown, MA | ISO New England (ISNE) | 6.2 GWh | Feb 2018 | Dec 2025 | Solar |
| Barrett PV | MN8 Energy LLC | Oxford, MA | ISO New England (ISNE) | 17.2 GWh | Oct 2016 | Dec 2025 | Solar |
| Farley Road Community Solar | Farley Road Solar, LLC | Dudley, MA | ISO New England (ISNE) | 1.6 GWh | Jul 2017 | Dec 2025 | Solar |
| Antanavica Solar | SunStrong Management, LLC | Leicester, MA | ISO New England (ISNE) | 1.4 GWh | Jul 2018 | Dec 2024 | Solar |
| CED Foster | RWE Clean Energy | Foster, RI | ISO New England (ISNE) | 2.8 GWh | Nov 2017 | Jun 2026 | Solar |
| 301 Chestnut Solar NG | NuGen Capital Management | East Longmeadow, MA | ISO New England (ISNE) | 2.2 GWh | Mar 2017 | Dec 2025 | Solar |
| Centaurus Solar - MA | LSE Centaurus LLC | Ashland, MA | ISO New England (ISNE) | 3.1 GWh | Oct 2016 | Dec 2025 | Solar |
| MDFA Devens-Saratoga | Terraform Arcadia | Devens, MA | ISO New England (ISNE) | 3.3 GWh | Feb 2016 | Dec 2025 | Solar |
| Kearsarge Bellingham PV | Kearsarge Bellingham LLC | Bellingham, MA | ISO New England (ISNE) | 4.6 GWh | Nov 2016 | Dec 2025 | Solar |
| West Boylston Community Shared Solar | Town of West Boylston - (MA) | West Boylston, MA | ISO New England (ISNE) | 447.0 MWh | Nov 2016 | Dec 2025 | Solar |
| Vuelta Solar | NuGen Capital Management | East Brookfield, MA | ISO New England (ISNE) | 6.8 GWh | Dec 2015 | Dec 2025 | Solar |
| 433 Purchase Solar NG, LLC | NuGen Capital Management | Swansea, MA | ISO New England (ISNE) | 3.8 GWh | Mar 2012 | Dec 2025 | Solar |
| Old Wardour Solar | NuGen Capital Management | East Brookfield, MA | ISO New England (ISNE) | 6.8 GWh | Dec 2015 | Dec 2025 | Solar |
| Falmouth Landfill Solar | Citizens Enterprises Corporation | Falmouth, MA | ISO New England (ISNE) | 4.7 GWh | Mar 2017 | Dec 2025 | Solar |
| Big George PV CSG | Altus Power America Management, LLC | Plymouth, MA | ISO New England (ISNE) | 1.4 GWh | Aug 2018 | Dec 2025 | Solar |
| Smith & Wesson at Springfield MA PV | Luminace Solar Massachusetts, LLC | Springfield, MA | ISO New England (ISNE) | 2.4 GWh | Jun 2017 | Dec 2025 | Solar |
| Shuman Solar | NuGen Capital Management | Stoughton, MA | ISO New England (ISNE) | 2.2 GWh | Mar 2016 | Dec 2025 | Solar |
| Manchester Community College East | Onyx Asset Services Group | Manchester, CT | ISO New England (ISNE) | 1.5 GWh | Sep 2018 | Dec 2024 | Solar |
| ALDI DC 2 | Powerflex | South Windsor, CT | ISO New England (ISNE) | 1.3 GWh | Jan 2018 | Dec 2025 | Solar |
| Plainfield Community Solar LLC | Plainfield Solar LLC | Plainfield, MA | ISO New England (ISNE) | 3.3 GWh | Jan 2019 | Dec 2025 | Solar |
| Tolland Solar NG LLC | NuGen Capital Management | Tolland, MA | ISO New England (ISNE) | 4.6 GWh | Sep 2014 | Dec 2025 | Solar |
| Tanglewood Circle Solar 1 LLC | Tanglewood Circle Solar 1 LLC | Becket, MA | ISO New England (ISNE) | 7.2 GWh | Oct 2018 | Dec 2025 | Solar |
| Derby Fuel Cell | Derby Fuel Cell LLC | Derby, CT | ISO New England (ISNE) | 110.3 GWh | Dec 2023 | Dec 2025 | Natural Gas |
| BWC Origination 18 | BWC Origination 18, LLC | Mattapoisett, MA | ISO New England (ISNE) | 7.4 GWh | Nov 2018 | Dec 2025 | Solar |
| West Water Street | City of Taunton - (MA) | Taunton, MA | ISO New England (ISNE) | 2.4 GWh | Dec 2017 | Dec 2025 | Distillate Fuel Oil |
| Westminster | MN8 Energy LLC | Westminster, VT | ISO New England (ISNE) | 2.5 GWh | Nov 2016 | Dec 2025 | Solar |
| Manchester Community College North | Onyx Asset Services Group | Great Path, CT | ISO New England (ISNE) | 1.5 GWh | Sep 2018 | Dec 2024 | Solar |
| Barre Solar III LLC | AES Distributed Energy | Barre, MA | ISO New England (ISNE) | 1.4 GWh | Feb 2018 | Dec 2025 | Solar |
| Kearsarge Uxbridge | Kearsarge Uxbridge LLC | Uxbridge, MA | ISO New England (ISNE) | 3.2 GWh | Aug 2018 | Dec 2025 | Solar |
| DWW Solar ll | DWW Solar ll LLC | Simsbury, CT | ISO New England (ISNE) | 47.2 GWh | Nov 2019 | Jun 2026 | Solar |
| Winchendon Landfill Solar | Onyx Asset Services Group | Winchendon, MA | ISO New England (ISNE) | 2.8 GWh | Sep 2018 | Dec 2024 | Solar |
| Happy Hollow CSG Hybrid | REA Investments, LLC | Winchendon, MA | ISO New England (ISNE) | 8.6 GWh | Sep 2019 | Dec 2024 | Solar |
| GMP Solar/Storage-Essex Hybrid | Green Mountain Power Corp | Essex, VT | ISO New England (ISNE) | 6.7 GWh | Aug 2019 | Jun 2026 | Solar |
| GMP Solar/Storage-Ferrisburgh Hybrid | Green Mountain Power Corp | Ferrisburgh, VT | ISO New England (ISNE) | 8.2 GWh | Aug 2019 | Jun 2026 | Solar |
| GMP Solar/Storage-Milton Hybrid | Green Mountain Power Corp | Milton, VT | ISO New England (ISNE) | 6.9 GWh | Aug 2019 | Jun 2026 | Solar |
| Washburn Road Solar | REA Investments, LLC | Freetown, MA | ISO New England (ISNE) | 3.4 GWh | Nov 2018 | Dec 2025 | Solar |
| Kearsarge GB | Kearsarge GB LLC | Great Barrington, MA | ISO New England (ISNE) | 2.9 GWh | Jul 2018 | Dec 2025 | Solar |
| Kearsarge SKSC1 LLC | Kearsarge SKSC1 LLC | South Kingstown, RI | ISO New England (ISNE) | 5.5 GWh | Sep 2018 | Dec 2025 | Solar |
| Jiminy Peak Wind QF | Jiminy Peak Mountain Resort, LLC | Hancock, MA | ISO New England (ISNE) | 2.0 MWh | Jul 2007 | Apr 2025 | Wind |
| BWC Pocasset River | BWC Pocasset River, LLC | Wareham, MA | ISO New England (ISNE) | 2.3 GWh | Nov 2018 | Dec 2025 | Solar |
| BWC Harlow Brook | BWC Harlow Brook, LLC | Wareham, MA | ISO New England (ISNE) | 2.1 GWh | Nov 2018 | Dec 2025 | Solar |
| Kearsarge Montague | Kearsarge Montague LLC | Montague, MA | ISO New England (ISNE) | 6.6 GWh | May 2018 | Dec 2025 | Solar |
| BWC Wareham River | BWC Wareham River, LLC | Wareham, MA | ISO New England (ISNE) | 1.7 GWh | Nov 2018 | Dec 2025 | Solar |
| Kearsarge SKSC2 LLC | Kearsarge SKSC2 LLC | South Kingstown, RI | ISO New England (ISNE) | 5.6 GWh | Sep 2018 | Dec 2025 | Solar |
| Kearsarge Wilmington | Kearsarge Wilmington LLC | Wilmington, MA | ISO New England (ISNE) | 2.1 GWh | Nov 2017 | Dec 2025 | Solar |
| BWC Gibbs Brook | BWC Gibbs Brook, LLC | Wareham, MA | ISO New England (ISNE) | 6.6 GWh | Nov 2018 | Dec 2025 | Solar |
| GD Richmond Buttonwoods I, LLC | CleanCapital Holdings | Richmond, RI | ISO New England (ISNE) | 2.0 GWh | Nov 2019 | Dec 2025 | Solar |
| GD West Greenwich Victory I, LLC | CleanCapital Holdings | West Greenwich, RI | ISO New England (ISNE) | 2.7 GWh | Nov 2019 | Dec 2025 | Solar |
| Williamsburg | AES Distributed Energy | Goshen, MA | ISO New England (ISNE) | 5.9 GWh | Jun 2019 | Dec 2025 | Solar |
| Savoy Solar PV | NSTAR Electric Company | Savoy, MA | ISO New England (ISNE) | 2.9 GWh | Jan 2019 | Dec 2025 | Solar |
| Southampton Solar PV | NSTAR Electric Company | Southampton, MA | ISO New England (ISNE) | 2.6 GWh | Jan 2019 | Dec 2025 | Solar |
| Springfield Solar PV | NSTAR Electric Company | Springfield, MA | ISO New England (ISNE) | 5.5 GWh | Dec 2018 | Dec 2025 | Solar |
| Westminster Renewables, LLC CSG | Westminster Renewables, LLC | Westminster, MA | ISO New England (ISNE) | 2.0 GWh | Sep 2018 | Dec 2025 | Solar |
| Town of Branford | Tesla Inc. | Branford, CT | ISO New England (ISNE) | 1.5 GWh | May 2018 | Dec 2025 | Solar |
| Saint Albans Solar | Cypress Creek Renewables | Georgia, VT | ISO New England (ISNE) | 7.3 GWh | Sep 2018 | Dec 2025 | Solar |
| Southwick Solar PV | NSTAR Electric Company | Southwick, MA | ISO New England (ISNE) | 8.0 GWh | Dec 2018 | Jun 2026 | Solar |
| WED Plainfield, LLC | WED Plainfield, LLC | Johnston, RI | ISO New England (ISNE) | 7.2 GWh | Dec 2018 | Dec 2025 | Wind |
| Sunderland Solar PV | NSTAR Electric Company | Sunderland, MA | ISO New England (ISNE) | 1.6 GWh | Aug 2018 | Dec 2025 | Solar |
| Hatfield Solar PV | NSTAR Electric Company | Hatfield, MA | ISO New England (ISNE) | 4.9 GWh | Nov 2018 | Dec 2025 | Solar |
| Montague Site 36-Grosolar | NSTAR Electric Company | Millers Falls, MA | ISO New England (ISNE) | 5.8 GWh | Sep 2018 | Jun 2026 | Solar |
| Monson Solar, LLC | Monson Solar, LLC | Monson, MA | ISO New England (ISNE) | 3.2 GWh | Jul 2017 | Dec 2025 | Solar |
| Hampden Solar PV | NSTAR Electric Company | Hampden, MA | ISO New England (ISNE) | 5.8 GWh | Oct 2019 | Dec 2025 | Solar |
| Dudley Solar CSG | Dudley Solar, LLC | Dudley, MA | ISO New England (ISNE) | 2.8 GWh | Jul 2017 | Dec 2025 | Solar |
| Ashby Solar, LLC CSG | Ashby Solar, LLC | Fitchburg, MA | ISO New England (ISNE) | 2.9 GWh | Jun 2018 | Dec 2025 | Solar |
| Griffin Road Solar, LLC CSG | Griffin Road Solar, LLC | Charlton, MA | ISO New England (ISNE) | 3.2 GWh | Feb 2018 | Dec 2025 | Solar |
| East Bridgewater Solar | Altus Power America Management, LLC | East Bridgewater, MA | ISO New England (ISNE) | 3.3 GWh | Oct 2017 | Dec 2025 | Solar |
| Hadley 2 Solar, LLC CSG | Hadley 2 Solar, LLC | Hadley, MA | ISO New England (ISNE) | 2.6 GWh | Nov 2016 | Dec 2025 | Solar |
| East Springfield Solar PV | NSTAR Electric Company | Springfield, MA | ISO New England (ISNE) | 1.9 GWh | Sep 2018 | Dec 2025 | Solar |
| WED Plainfield III, LLC | WED Plainfield III, LLC | Johnston, RI | ISO New England (ISNE) | 7.3 GWh | Dec 2018 | Dec 2025 | Wind |
| WED Plainfield II, LLC | WED Plainfield II, LLC | Johnston, RI | ISO New England (ISNE) | 7.7 GWh | Dec 2018 | Dec 2025 | Wind |
| Ludlow Site 72 - Conti | NSTAR Electric Company | Ludlow, MA | ISO New England (ISNE) | 2.5 GWh | Jul 2018 | Dec 2025 | Solar |
| WED Green Hill, LLC | WED Green Hill, LLC | Johnston, RI | ISO New England (ISNE) | 6.2 GWh | Dec 2018 | Jun 2026 | Wind |
| Coolidge Solar 1, LLC | Coolidge Solar I, LLC | Ludlow, VT | ISO New England (ISNE) | 25.7 GWh | Nov 2018 | Jun 2026 | Solar |
| Palmer | AES Distributed Energy | Palmer, MA | ISO New England (ISNE) | 5.7 GWh | Sep 2019 | Dec 2025 | Solar |
| Greenfield Solar PV | NSTAR Electric Company | Greenfield, MA | ISO New England (ISNE) | 2.6 GWh | Dec 2018 | Dec 2025 | Solar |
| WED GW Solar, LLC | CleanCapital Holdings | Lincoln, RI | ISO New England (ISNE) | 4.5 GWh | Dec 2018 | Dec 2025 | Solar |
| Nautilus Goat Island Solar LLC (CSG) | Nautilus Solar Solutions | Burrillville, RI | ISO New England (ISNE) | 4.0 GWh | Jul 2019 | Dec 2025 | Solar |
| WED Shun III, LLC | WED Shun III, LLC | Johnston, RI | ISO New England (ISNE) | 7.8 GWh | Dec 2018 | Dec 2025 | Wind |
| Dynamic - Walpole | AES Distributed Energy | Walpole, MA | ISO New England (ISNE) | 2.3 GWh | May 2017 | Dec 2025 | Solar |
| WED Shun II, LLC | WED Shun II, LLC | Johnston, RI | ISO New England (ISNE) | 7.4 GWh | Dec 2018 | Dec 2025 | Wind |
| North Stonington Solar Center, LLC | Adapture Renewables, Inc. | North Stonington, CT | ISO New England (ISNE) | 31.7 GWh | Sep 2022 | Dec 2025 | Solar |
| Franklin Solar (CT) | Ecos Energy LLC | Lebanon, CT | ISO New England (ISNE) | 1.6 GWh | Feb 2018 | Dec 2025 | Solar |
| Wilson Solar (CT) | Ecos Energy LLC | Lebanon, CT | ISO New England (ISNE) | 1.6 GWh | Feb 2018 | Dec 2025 | Solar |
| Founders Homestead Farms Solar | AES Distributed Energy | Portsmouth, RI | ISO New England (ISNE) | 5.0 GWh | Nov 2019 | Jun 2026 | Solar |
| Richmond NMCA | AES Distributed Energy | Wood River Junction, RI | ISO New England (ISNE) | 6.0 GWh | Nov 2018 | Jun 2026 | Solar |
| Jefferson Solar (CT) | Ecos Energy LLC | Lebanon, CT | ISO New England (ISNE) | 1.6 GWh | Dec 2017 | Dec 2025 | Solar |
| Hamilton Solar | Ecos Energy LLC | Lebanon, CT | ISO New England (ISNE) | 1.6 GWh | Feb 2018 | Dec 2025 | Solar |
| Plymouth Solar | NSTAR Electric Company | Plymouth, MA | ISO New England (ISNE) | 1.5 GWh | May 2018 | Dec 2025 | Solar |
| Pittsfield 44 - M&W PV | NSTAR Electric Company | Pittsfield, MA | ISO New England (ISNE) | 1.5 GWh | Jul 2018 | Dec 2025 | Solar |
Summary of Power Plants By State
Figures are based on June 2026 generation numbers.| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 77 | 12,594.28 GWh |
| Alaska | # 48 | 140 | 563.53 GWh |
| Arizona | # 11 | 199 | 11,138.97 GWh |
| Arkansas | # 21 | 117 | 6,425.86 GWh |
| California | # 4 | 1,744 | 17,197.11 GWh |
| Colorado | # 29 | 309 | 4,933.21 GWh |
| Connecticut | # 34 | 173 | 3,737.86 GWh |
| Delaware | # 49 | 35 | 376.53 GWh |
| District of Columbia | # 51 | 17 | 18.29 GWh |
| Florida | # 2 | 342 | 26,309.59 GWh |
| Georgia | # 7 | 250 | 13,880.75 GWh |
| Hawaii | # 47 | 70 | 767.91 GWh |
| Idaho | # 41 | 152 | 2,099.32 GWh |
| Illinois | # 5 | 494 | 16,673.62 GWh |
| Indiana | # 18 | 222 | 8,401.10 GWh |
| Iowa | # 23 | 297 | 6,139.01 GWh |
| Kansas | # 25 | 188 | 5,758.25 GWh |
| Kentucky | # 22 | 61 | 6,181.49 GWh |
| Louisiana | # 15 | 90 | 9,779.36 GWh |
| Maine | # 45 | 242 | 1,215.46 GWh |
| Maryland | # 36 | 228 | 3,591.08 GWh |
| Massachusetts | # 44 | 666 | 1,410.23 GWh |
| Michigan | # 14 | 276 | 9,804.74 GWh |
| Minnesota | # 30 | 790 | 4,889.70 GWh |
| Mississippi | # 20 | 60 | 6,899.16 GWh |
| Missouri | # 24 | 129 | 6,066.44 GWh |
| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,225.73 GWh |
| Nebraska | # 39 | 126 | 3,184.64 GWh |
| Nevada | # 31 | 117 | 4,654.59 GWh |
| New Hampshire | # 43 | 57 | 1,659.52 GWh |
| New Jersey | # 28 | 398 | 5,055.63 GWh |
| New Mexico | # 33 | 159 | 4,408.01 GWh |
| New York | # 10 | 1,064 | 11,564.60 GWh |
| North Carolina | # 8 | 913 | 12,773.20 GWh |
| North Dakota | # 35 | 59 | 3,713.80 GWh |
| Ohio | # 6 | 213 | 13,969.06 GWh |
| Oklahoma | # 17 | 144 | 9,156.03 GWh |
| Oregon | # 27 | 281 | 5,322.08 GWh |
| Pennsylvania | # 3 | 259 | 21,018.65 GWh |
| Rhode Island | # 46 | 107 | 854.92 GWh |
| South Carolina | # 16 | 209 | 9,442.42 GWh |
| South Dakota | # 42 | 53 | 1,803.66 GWh |
| Tennessee | # 19 | 99 | 7,036.17 GWh |
| Texas | # 1 | 1,028 | 57,844.67 GWh |
| Utah | # 38 | 129 | 3,196.09 GWh |
| Vermont | # 50 | 118 | 180.62 GWh |
| Virginia | # 12 | 250 | 10,352.13 GWh |
| Washington | # 13 | 135 | 10,051.77 GWh |
| West Virginia | # 32 | 41 | 4,489.44 GWh |
| Wisconsin | # 26 | 266 | 5,542.48 GWh |
| Wyoming | # 37 | 69 | 3,318.53 GWh |