Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Willmar Municipal SW Substation | Willmar Municipal Utilities (MN) | Willmar, MN | Midcontinent Independent System Operator, Inc. (MISO) | 30.0 MWh | May 2000 | Dec 2025 | Distillate Fuel Oil |
| GMP Solar - Williston | Green Mountain Power Corp | Williston, VT | ISO New England (ISNE) | 6.3 GWh | Oct 2016 | May 2026 | Solar |
| Pioneer Generation Station | Basin Electric Power Coop | Williston, ND | Southwest Power Pool (SWPP) | 1.7 TWh | Aug 2013 | Dec 2025 | Natural Gas |
| Whistling Duck I | Origis Energy USA, Inc | Williston, FL | Duke Energy Florida, Inc. (FPC) | 80.5 GWh | Nov 2025 | May 2026 | Solar |
| Lewis Creek | Entergy Texas Inc. | Willis, TX | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 TWh | Nov 1970 | May 2026 | Natural Gas |
| Montgomery County | Entergy Texas Inc. | Willis, TX | Midcontinent Independent System Operator, Inc. (MISO) | 5.8 TWh | Dec 2020 | May 2026 | Natural Gas |
| GMP Solar - Williamstown | Green Mountain Power Corp | Williamstown, VT | ISO New England (ISNE) | 6.7 GWh | Nov 2016 | May 2026 | Solar |
| Williamstown Solar | CVI CleanCapital Solar 1 LLC | Williamstown, VT | ISO New England (ISNE) | 2.2 GWh | Nov 2012 | Dec 2025 | Solar |
| Township of Monroe - Williamstown HS | Distributed Solar Development, LLC | Williamstown, NJ | PJM Interconnection, LLC (PJM) | 2.8 GWh | Nov 2022 | Dec 2025 | Solar |
| Township of Monroe - Williamstown MS | Distributed Solar Development, LLC | Williamstown, NJ | PJM Interconnection, LLC (PJM) | 2.5 GWh | Nov 2022 | Dec 2025 | Solar |
| Williams College - Campus CHP | President & Trustees of Williams College | Williamstown, MA | ISO New England (ISNE) | 3.2 GWh | Feb 2003 | Dec 2025 | Natural Gas : 98.4% Distillate Fuel Oil : 1.6% |
| W S Lee | Duke Energy Carolinas, LLC | Williamston, SC | Duke Energy Carolinas (DUK) | 5.9 TWh | Feb 1951 | May 2026 | Natural Gas |
| Pelzer Lower | Central Rivers Power US, LLC | Williamston, SC | Duke Energy Carolinas (DUK) | 3.8 GWh | Nov 1989 | Dec 2025 | Water |
| Everetts Wildcat Solar, LLC | Duke Energy Renewables Services | Williamston, NC | PJM Interconnection, LLC (PJM) | 9.9 GWh | Mar 2015 | Dec 2025 | Solar |
| Meadows PV 1 | Fresh Air Energy XVIII, LLC | Williamston, NC | PJM Interconnection, LLC (PJM) | 16.4 GWh | May 2016 | Dec 2025 | Solar |
| Williamston Speight Solar, LLC | Williamston Speight Solar, LLC | Williamston, NC | PJM Interconnection, LLC (PJM) | 25.2 GWh | Oct 2016 | Dec 2025 | Solar |
| Modlin Solar Farm | Cypress Creek Renewables | Williamston, NC | PJM Interconnection, LLC (PJM) | 9.3 GWh | Jul 2016 | Dec 2025 | Solar |
| Hardison Farm Solar, LLC | Cypress Creek Renewables | Williamston, NC | PJM Interconnection, LLC (PJM) | 9.6 GWh | Aug 2016 | Dec 2025 | Solar |
| Williamston West Farm, LLC | Strata Manager, LLC | Williamston, NC | PJM Interconnection, LLC (PJM) | 8.8 GWh | Jun 2016 | Dec 2025 | Solar |
| MC1 Solar | MC1 Solar Farm, LLC | Williamston, NC | PJM Interconnection, LLC (PJM) | 7.7 GWh | Jul 2016 | Dec 2025 | Solar |
| Jakana Solar | Strata Manager, LLC | Williamston, NC | PJM Interconnection, LLC (PJM) | 9.4 GWh | Oct 2014 | Dec 2025 | Solar |
| Williamston Solar | Strata Manager, LLC | Williamston, NC | PJM Interconnection, LLC (PJM) | 9.3 GWh | Nov 2014 | Dec 2025 | Solar |
| Yellowbud Solar, LLC | Yellowbud Solar LLC | Williamsport, OH | PJM Interconnection, LLC (PJM) | 513.5 GWh | May 2023 | May 2026 | Solar |
| Pickaway Solar | Dominion Renewable Energy | Williamsport, OH | PJM Interconnection, LLC (PJM) | 185.6 GWh | Dec 2024 | May 2026 | Solar |
| Buckeye Solar | Dominion Renewable Energy | Williamsport, OH | PJM Interconnection, LLC (PJM) | 188.7 GWh | Dec 2024 | May 2026 | Solar |
| Rockdale | Altus Power America Management, LLC | Williamsport, MD | PJM Interconnection, LLC (PJM) | 1.6 GWh | Sep 2019 | Nov 2025 | Solar |
| Spruce - WCMD - Rubble I | MN8 Energy LLC | Williamsport, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Aug 2015 | Dec 2025 | Solar |
| Spruce - WCMD - Rubble II | MN8 Energy LLC | Williamsport, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | Oct 2015 | Dec 2025 | Solar |
| Pinesburg Solar LLC | Madison Energy Holdings LLC | Williamsport, MD | PJM Interconnection, LLC (PJM) | 2.6 GWh | Apr 2020 | Dec 2025 | Solar |
| Eddy | Generate Capital | Williamson, NY | New York Independent System Operator (NYIS) | 4.3 GWh | Sep 2023 | Dec 2025 | Solar |
| Williamson | Solar Planet Power | Williamson, NY | New York Independent System Operator (NYIS) | 2.3 GWh | Feb 2019 | Dec 2025 | Solar |
| Town of Williamson Landfill PV | MN8 Energy LLC | Williamson, NY | New York Independent System Operator (NYIS) | 1.4 GWh | Nov 2014 | May 2026 | Solar |
| Midwest Power Partners LLC (Pirolo) | SRC Partnership 15 LLC | Williamson, IL | PJM Interconnection, LLC (PJM) | 9.1 GWh | Jan 2025 | Dec 2025 | Solar |
| Elba Solar LLC | Elba Solar LLC | Williamsfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.3 GWh | Jan 2023 | Dec 2025 | Solar |
| Rochambeau Solar | Dominion Renewable Energy | Williamsburg, VA | PJM Interconnection, LLC (PJM) | 31.8 GWh | Nov 2021 | Dec 2025 | Solar |
| Norge Solar Farm | Dominion Energy Inc. | Williamsburg, VA | PJM Interconnection, LLC (PJM) | 35.3 GWh | Oct 2023 | Dec 2025 | Solar |
| West Haydenville PJ Community Solar | AES Distributed Energy | Williamsburg, MA | ISO New England (ISNE) | 8.6 GWh | Aug 2022 | Dec 2025 | Solar : 99.8% |
| Abel Road Bioenergy | ACC Renewable Resources | Williams, CA | California Independent System Operator (CISO) | 22.7 GWh | Jun 2022 | Dec 2025 | Agricultural By-Products |
| Wadham Energy | Wadham Energy LP | Williams, CA | California Independent System Operator (CISO) | 144.5 GWh | Feb 1989 | Dec 2025 | Agricultural By-Products : 99.7% |
| Perrin Ranch Wind LLC | Perrin Ranch Wind LLC | Williams, AZ | Arizona Public Service Company (AZPS) | 170.1 GWh | Dec 2011 | May 2026 | Wind |
| NY8 - Janis Solar | MN8 Energy LLC | Willet, NY | New York Independent System Operator (NYIS) | 31.0 GWh | Feb 2023 | Dec 2025 | Solar |
| Red Horse 2 | Red Horse 2 | Willcox, AZ | Tucson Electric Power (TEPC) | 148.3 GWh | Jul 2015 | May 2026 | Solar : 68.6% Wind : 31.4% |
| Bearford Solar II | Bearford Solar II, LLC | Willard, NC | Duke Energy Carolinas (DUK) | 9.1 GWh | Jan 2018 | Dec 2025 | Solar |
| Bearford Farm Solar Project | Strata Manager, LLC | Willard, NC | Duke Energy Progress East (CPLE) | 9.2 GWh | Feb 2017 | Dec 2025 | Solar |
| Innovative Solar 67 | John Laing US Solar Corp. | Willard, NC | Duke Energy Progress East (CPLE) | 60.8 GWh | Nov 2018 | May 2026 | Solar |
| Willard Solar | USF Essex Lessor, LLC | Willard, NC | Duke Energy Progress East (CPLE) | 7.8 GWh | Sep 2020 | Dec 2025 | Solar |
| Crooked Run | Cubico USA, LLC | Willard, NC | Duke Energy Progress East (CPLE) | 135.9 GWh | Nov 2019 | May 2026 | Solar |
| High Lonesome Mesa LLC | High Lonesome Mesa, LLC | Willard, NM | Public Service Company of New Mexico (PNM) | 313.4 GWh | Jun 2009 | Dec 2025 | Wind |
| Cosper Creek Solar (CSG) | Cosper Creek Solar, LLC | Willamina, OR | Portland General Electric Company (PGE) | 3.8 GWh | Nov 2022 | Dec 2025 | Solar |
| SulusSolar28 | Adapture Renewables, Inc. | Willamina, OR | Portland General Electric Company (PGE) | 3.6 GWh | Sep 2020 | Dec 2025 | Solar |
| Waterford Solar, LLC CSG | Waterford Solar LLC | Willamina, OR | Portland General Electric Company (PGE) | 1.4 GWh | May 2025 | Dec 2025 | Solar |
| Rolling Hills Generating | Rolling Hills Generating LLC | Wilkesville, OH | PJM Interconnection, LLC (PJM) | 2.0 TWh | May 2003 | Dec 2025 | Natural Gas |
| Golden Spread Panhandle Wnd Rch | Golden Spread Electric Cooperative, Inc | Wilderado, TX | Southwest Power Pool (SWPP) | 196.8 GWh | Aug 2011 | Dec 2025 | Wind |
| Fargo Drop | Boise Project Board of Control | Wilder, ID | Idaho Power Company (IPCO) | 3.8 GWh | Mar 2013 | Oct 2025 | Water |
| Red Horse III | Red Horse III | Wilcox, AZ | Tucson Electric Power (TEPC) | 55.6 GWh | Jun 2016 | Dec 2025 | Solar |
| Three Rivers Solar LLC | ASD Three Rivers Road MA Solar LLC | Wilbraham, MA | ISO New England (ISNE) | 154.0 MWh | Oct 2024 | Dec 2024 | Solar |
| Wilbraham | BWC East Brook, LLC | Wilbraham, MA | ISO New England (ISNE) | 5.6 GWh | Nov 2020 | Dec 2025 | Solar |
| ZPD-PT Solar Project 2017-021 LLC Hybrid | AES Distributed Energy | Wilbraham, MA | ISO New England (ISNE) | 1.6 GWh | Dec 2020 | Dec 2025 | Solar |
| Wilber | City of Wilber - (NE) | Wilber, NE | Southwest Power Pool (SWPP) | 14.0 MWh | Dec 1959 | Dec 2025 | Distillate Fuel Oil |
| Signal Hill Generating LLC | Signal Hill Generating LLC | Wichita Falls, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 7.2 GWh | May 1987 | Dec 2025 | Natural Gas |
| Works 4 | Vitro Architectural Glass | Wichita Falls, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 56.0 MWh | May 1974 | Dec 2025 | Distillate Fuel Oil |
| WAL414 | Walmart Stores Texas, LLC | Wichita Falls, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 253.0 MWh | Mar 2021 | Dec 2025 | Natural Gas |
| Puente Hills Energy Recovery | Los Angeles County Sanitation | Whittier, CA | California Independent System Operator (CISO) | 146.9 GWh | Sep 1986 | May 2026 | Landfill Gas |
| Olsen | Olsen Power Partners | Whitmore, CA | California Independent System Operator (CISO) | 15.3 GWh | Dec 1989 | Dec 2025 | Water |
| NEDC Solar Site | Massachusetts Electric Co | Whitinsville, MA | ISO New England (ISNE) | 953.0 MWh | May 2010 | Dec 2025 | Solar |
| Syncarpha Northbridge II Hybrid CSG | Syncarpha Northbridge II, LLC | Whitinsville, MA | ISO New England (ISNE) | 7.6 GWh | Mar 2021 | Dec 2025 | Solar |
| Syncarpha Northbridge I Hybrid(CSG) | Syncarpha Northbridge I, LLC | Whitinsville, MA | ISO New England (ISNE) | 8.5 GWh | Nov 2021 | Dec 2025 | Solar |
| Harriman | Great River Hydro, LLC | Whitingham, VT | ISO New England (ISNE) | 98.2 GWh | Apr 1924 | Dec 2025 | Water |
| Whiting | Consolidated Water Power Co | Whiting, WI | Midcontinent Independent System Operator, Inc. (MISO) | 16.1 GWh | Dec 1890 | Dec 2025 | Water |
| Whiting Clean Energy | BP Alternative Energy | Whiting, IN | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 TWh | Mar 2002 | May 2026 | Natural Gas |
| Whiting Refinery | BP PLC | Whiting, IN | Midcontinent Independent System Operator, Inc. (MISO) | 327.8 GWh | Dec 1947 | Dec 2025 | Other Gas : 87.1% Natural Gas : 12.9% |
| Whitewright Solar | Cypress Creek Renewables | Whitewright, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 17.4 GWh | Nov 2017 | Dec 2025 | Solar |
| Spring Brook Solar WI, LLC | Wisconsin Electric Power Co | Whitewater, WI | Midcontinent Independent System Operator, Inc. (MISO) | 630.0 MWh | Sep 2025 | Dec 2025 | Solar |
| Whitewater Generating Station | Wisconsin Electric Power Co | Whitewater, WI | Midcontinent Independent System Operator, Inc. (MISO) | 441.5 GWh | Aug 1997 | May 2026 | Natural Gas |
| Painted Hills Wind Park | Terra-Gen Operating Co-Wind | Whitewater, CA | California Independent System Operator (CISO) | 158.0 GWh | Oct 1985 | May 2026 | Wind |
| San Gorgonio Farms Wind Farm | San Gorgonio Farms Inc | Whitewater, CA | California Independent System Operator (CISO) | 51.7 GWh | Feb 1983 | Dec 2025 | Wind |
| Mesa Wind Repower | Mesa Wind Repower | Whitewater, CA | California Independent System Operator (CISO) | 80.1 GWh | May 2024 | Dec 2024 | Wind |
| AM Wind Repower | AM Wind Repower LLC | Whitewater, CA | California Independent System Operator (CISO) | 76.5 GWh | Feb 2025 | May 2026 | Wind |
| Latitude Solar Center | Arevon Energy, Inc. | Whiteville, TN | Tennessee Valley Authority (TVA) | 25.7 GWh | Nov 2018 | Dec 2025 | Solar |
| Mill Pond Solar Farm, LLC | Altus Power America Management, LLC | Whiteville, NC | Duke Energy Progress East (CPLE) | 5.8 GWh | Sep 2017 | Dec 2025 | Solar |
| McKenzie Farm | Strata Manager, LLC | Whiteville, NC | Duke Energy Progress East (CPLE) | 9.3 GWh | Nov 2013 | Dec 2025 | Solar |
| Chadbourn Farm | Strata Manager, LLC | Whiteville, NC | Duke Energy Progress East (CPLE) | 8.0 GWh | Nov 2012 | Dec 2025 | Solar |
| Cathcart Solar, LLC | Cathcart Solar, LLC | Whiteville, NC | Duke Energy Carolinas (DUK) | 10.1 GWh | Apr 2023 | Dec 2025 | Solar |
| Hubble Solar, LLC | Headwater Energy, LLC | Whiteville, NC | Duke Energy Progress East (CPLE) | 4.1 GWh | Mar 2023 | Dec 2025 | Solar |
| Independence North | Generate Capital | Whitesville, NY | New York Independent System Operator (NYIS) | 1.8 GWh | Jul 2025 | Dec 2025 | Solar |
| Oneida - West | Madison Energy Investments LLC | Whitestown, NY | New York Independent System Operator (NYIS) | 2.1 GWh | Nov 2015 | Oct 2025 | Solar |
| Oneida - South | Madison Energy Investments LLC | Whitestown, NY | New York Independent System Operator (NYIS) | 2.0 GWh | Nov 2015 | Dec 2025 | Solar |
| Whitesboro Solar | Cypress Creek Renewables | Whitesboro, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 8.4 GWh | Nov 2017 | Dec 2025 | Solar |
| Whitesboro Solar II | Cypress Creek Renewables | Whitesboro, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 8.5 GWh | Nov 2017 | Dec 2025 | Solar |
| Ridgeview | WM Renewable Energy LLC | Whitelaw, WI | Midcontinent Independent System Operator, Inc. (MISO) | 37.3 GWh | Aug 2002 | Dec 2025 | Landfill Gas |
| HGS Solar I | HGS solar I, LLC | Whitehall, NY | New York Independent System Operator (NYIS) | 3.0 GWh | Aug 2016 | Dec 2025 | Solar |
| Gore Mountain Solar II | Gore Mountain Solar II, LLC | Whitehall, NY | New York Independent System Operator (NYIS) | 2.7 GWh | Aug 2016 | Dec 2025 | Solar |
| NE Renewable Whitefield, LLC | NE Renewable Whitefield, LLC | Whitefield, NH | ISO New England (ISNE) | 59.3 GWh | Feb 1988 | Dec 2025 | Wood/Wood Waste Solids |
| Deer Creek Station | Basin Electric Power Coop | White, SD | Southwest Power Pool (SWPP) | 1.2 TWh | Jul 2012 | Dec 2025 | Natural Gas |
| Coyote Ridge | Coyote Ridge LLC | White, SD | Western Area Power Administration - Rocky Mountain Region (WACM) | 380.0 GWh | Nov 2019 | May 2026 | Wind |
| Foul Rift Solar Farm | NJR Clean Energy Ventures Corporation | White Twp, NJ | PJM Interconnection, LLC (PJM) | 16.9 GWh | Mar 2025 | Dec 2025 | Solar |
| White Stone Ocran Solar LLC Community So | Dimension Energy LLC | White Stone, VA | PJM Interconnection, LLC (PJM) | 10.7 GWh | Jan 2024 | Dec 2025 | Solar |
| Rappahannock Solar, LLC | Rappahannock Solar, LLC | White Stone, VA | PJM Interconnection, LLC (PJM) | 2.8 GWh | Oct 2021 | Dec 2025 | Solar |
| Swift Creek Chemical Complex | White Springs Agrici Chem Inc | White Springs, FL | Duke Energy Florida, Inc. (FPC) | 87.5 GWh | Dec 1979 | May 2026 | Other Fuel : 95.4% Natural Gas : 4.6% |
| Deweys Mill | Green Mountain Power Corp | White River Jct., VT | ISO New England (ISNE) | 1.7 GWh | May 1989 | Dec 2025 | Water |
Summary of Power Plants By State
Figures are based on May 2026 generation numbers.| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Alabama | # 8 | 77 | 11,823.92 GWh |
| Alaska | # 48 | 140 | 513.29 GWh |
| Arizona | # 14 | 196 | 9,091.99 GWh |
| Arkansas | # 25 | 117 | 4,873.33 GWh |
| California | # 4 | 1,740 | 15,360.54 GWh |
| Colorado | # 31 | 308 | 4,156.36 GWh |
| Connecticut | # 35 | 173 | 3,391.33 GWh |
| Delaware | # 49 | 35 | 236.45 GWh |
| District of Columbia | # 51 | 17 | 14.46 GWh |
| Florida | # 2 | 342 | 25,093.89 GWh |
| Georgia | # 6 | 250 | 12,138.02 GWh |
| Hawaii | # 46 | 70 | 762.50 GWh |
| Idaho | # 41 | 151 | 1,963.84 GWh |
| Illinois | # 5 | 494 | 14,816.74 GWh |
| Indiana | # 15 | 222 | 7,662.28 GWh |
| Iowa | # 21 | 297 | 5,720.38 GWh |
| Kansas | # 24 | 188 | 5,118.39 GWh |
| Kentucky | # 23 | 61 | 5,471.28 GWh |
| Louisiana | # 13 | 90 | 9,131.60 GWh |
| Maine | # 44 | 242 | 1,130.78 GWh |
| Maryland | # 37 | 228 | 3,103.37 GWh |
| Massachusetts | # 45 | 666 | 1,073.93 GWh |
| Michigan | # 11 | 276 | 9,774.25 GWh |
| Minnesota | # 28 | 790 | 4,567.82 GWh |
| Mississippi | # 20 | 60 | 6,404.61 GWh |
| Missouri | # 22 | 129 | 5,701.36 GWh |
| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,053.07 GWh |
| Nebraska | # 36 | 126 | 3,193.89 GWh |
| Nevada | # 33 | 117 | 3,848.29 GWh |
| New Hampshire | # 43 | 57 | 1,198.65 GWh |
| New Jersey | # 30 | 398 | 4,274.91 GWh |
| New Mexico | # 29 | 158 | 4,513.39 GWh |
| New York | # 10 | 1,064 | 10,643.78 GWh |
| North Carolina | # 9 | 913 | 11,481.42 GWh |
| North Dakota | # 34 | 59 | 3,601.34 GWh |
| Ohio | # 7 | 211 | 11,886.21 GWh |
| Oklahoma | # 17 | 144 | 7,547.66 GWh |
| Oregon | # 27 | 281 | 4,575.23 GWh |
| Pennsylvania | # 3 | 258 | 18,234.28 GWh |
| Rhode Island | # 47 | 107 | 580.94 GWh |
| South Carolina | # 16 | 209 | 7,632.32 GWh |
| South Dakota | # 42 | 53 | 1,802.78 GWh |
| Tennessee | # 19 | 99 | 6,454.94 GWh |
| Texas | # 1 | 1,019 | 50,690.02 GWh |
| Utah | # 39 | 128 | 2,809.26 GWh |
| Vermont | # 50 | 118 | 186.37 GWh |
| Virginia | # 18 | 250 | 7,445.56 GWh |
| Washington | # 12 | 134 | 9,231.20 GWh |
| West Virginia | # 32 | 41 | 4,142.41 GWh |
| Wisconsin | # 26 | 266 | 4,582.07 GWh |
| Wyoming | # 38 | 69 | 2,983.81 GWh |