Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Argyle | City of Argyle - (WI) | Argyle, WI | Midcontinent Independent System Operator, Inc. (MISO) | 193.0 MWh | Dec 1928 | Dec 2025 | Water : 92.7% Distillate Fuel Oil : 7.3% |
| Merwin | PacifiCorp | Ariel, WA | PacifiCorp West (PACW) | 422.6 GWh | Jun 1931 | Dec 2025 | Water |
| Degray | USCE -Vickburg District | Arkadelphia, AR | Midcontinent Independent System Operator, Inc. (MISO) | 69.9 GWh | Jan 1972 | Aug 2026 | Water |
| South Central Electric Cooperative | Today's Power, Inc. | Arkadelphia, AR | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Jul 2019 | Dec 2025 | Solar |
| Veolia (Gum Springs) | Today's Power, Inc. | Arkadelphia, AR | Midcontinent Independent System Operator, Inc. (MISO) | 10.3 GWh | Jul 2024 | Dec 2025 | Solar |
| Clearwater Paper APP CB | Clearwater Paper Corporation | Arkansas City, AR | Midcontinent Independent System Operator, Inc. (MISO) | 123.3 GWh | Oct 1977 | Dec 2025 | Black Liquor : 58.1% Natural Gas : 41.5% |
| Mahany | Greenbacker Renewable Energy Corporation | Arkport, NY | New York Independent System Operator (NYIS) | 5.5 GWh | Jan 2025 | Dec 2025 | Solar |
| Northwest Community Hospital | Northwest Community Hospital | Arlington Heights, IL | PJM Interconnection, LLC (PJM) | 587.0 MWh | May 1996 | Dec 2025 | Natural Gas |
| Mesquite Generating Station Block 1 | Salt River Project | Arlington, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 3.0 TWh | May 2003 | Aug 2026 | Natural Gas |
| Arlington Valley Solar Energy II | Arlington Valley Solar Energy II LLC | Arlington, AZ | Arizona Public Service Company (AZPS) | 336.0 GWh | Mar 2013 | Dec 2025 | Solar |
| Sun Streams, LLC | EDP Renewables North America LLC | Arlington, AZ | California Independent System Operator (CISO) | 330.7 GWh | Dec 2019 | Aug 2026 | Solar |
| Arlington Valley Energy Facility | Arlington Valley LLC | Arlington, AZ | Arlington Valley, LLC (DEAA) | 3.2 TWh | May 2002 | Aug 2026 | Natural Gas |
| Mesquite Generating Station Block 2 | Mesquite Power LLC | Arlington, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 3.8 TWh | Nov 2003 | Aug 2026 | Natural Gas |
| Red Hawk | Arizona Public Service Co | Arlington, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 5.4 TWh | Jun 2002 | Aug 2026 | Natural Gas |
| Arlington Valley Solar Energy I | RWE Clean Energy | Arlington, AZ | Arizona Public Service Company (AZPS) | 213.8 GWh | - | Aug 2026 | Solar |
| Agave | Arizona Public Service Co | Arlington, AZ | Arizona Public Service Company (AZPS) | 313.3 GWh | Aug 2023 | Aug 2026 | Solar |
| Sun Streams 3 | Sun Streams PVS, LLC | Arlington, AZ | Arizona Public Service Company (AZPS) | 403.6 GWh | May 2024 | Aug 2026 | Solar |
| Lancaster Solar GA | Lancaster Solar GA, LLC | Arlington, GA | Southern Company Services, Inc. - Trans (SOCO) | 185.1 GWh | Nov 2021 | Aug 2026 | Solar |
| SR Arlington I | SR Arlington, LLC | Arlington, GA | Southern Company Services, Inc. - Trans (SOCO) | 46.2 GWh | Nov 2021 | Dec 2025 | Solar |
| Montague Solar | Avangrid Power LLC | Arlington, OR | Avangrid Renewables, LLC (AVRN) | 278.7 GWh | Mar 2023 | Aug 2026 | Solar |
| Montague Wind Power Facility LLC | Avangrid Power LLC | Arlington, OR | Avangrid Renewables, LLC (AVRN) | 485.4 GWh | Oct 2019 | Aug 2026 | Wind |
| North Hurlburt Wind LLC | Shepherds Flat Wind LLC | Arlington, OR | Bonneville Power Administration (BPAT) | 618.5 GWh | Jan 2012 | Aug 2026 | Wind |
| Arlington Wind Power Project | Arlington Wind Power Project LLC | Arlington, OR | Bonneville Power Administration (BPAT) | 199.4 GWh | Nov 2008 | Dec 2025 | Wind |
| Wheat Field Wind Power Project | Wheat Field Wind Power Project LLC | Arlington, OR | Bonneville Power Administration (BPAT) | 197.5 GWh | Jan 2009 | Dec 2025 | Wind |
| Waste Management Columbia Ridge LFGTE | WM Renewable Energy LLC | Arlington, OR | Bonneville Power Administration (BPAT) | 55.3 GWh | Nov 2009 | May 2025 | Landfill Gas |
| Leaning Juniper Wind Power II | Avangrid Power LLC | Arlington, OR | Avangrid Renewables, LLC (AVRN) | 296.5 GWh | Feb 2011 | Dec 2025 | Wind |
| Horseshoe Bend Wind LLC | Shepherds Flat Wind LLC | Arlington, OR | Bonneville Power Administration (BPAT) | 646.5 GWh | Jun 2012 | Aug 2026 | Wind |
| South Hurlburt Wind LLC | Shepherds Flat Wind LLC | Arlington, OR | Bonneville Power Administration (BPAT) | 658.9 GWh | Jun 2012 | Aug 2026 | Wind |
| Leaning Juniper | PacifiCorp | Arlington, OR | Bonneville Power Administration (BPAT) | 269.5 GWh | Sep 2006 | Dec 2025 | Wind |
| Village Creek Water Reclamation Facility | Ft Worth, City of - (TX) | Arlington, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 30.6 GWh | Mar 1994 | Aug 2026 | Natural Gas |
| WAL3284 | Walmart Stores Texas, LLC | Arlington, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 360.0 MWh | May 2021 | Dec 2025 | Natural Gas |
| Arlington Microgrid | PUD No 1 of Snohomish County - (WA) | Arlington, WA | Bonneville Power Administration (BPAT) | 601.0 MWh | May 2019 | Dec 2025 | Solar |
| Sunshine Valley Solar | EDP Renewables North America LLC | Armagosa, NV | California Independent System Operator (CISO) | 246.7 GWh | Nov 2019 | Aug 2026 | Solar |
| Stella Wind Farm | RWE Clean Energy | Armstrong, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 574.6 GWh | Nov 2018 | Aug 2026 | Wind |
| Pattern Gulf Wind | Pattern Operators LP | Armstrong, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 787.9 GWh | Nov 2008 | Aug 2026 | Wind |
| Great Western Wind Energy, LLC | EDF Renewable Asset Holdings, Inc. | Arnett, OK | Southwest Power Pool (SWPP) | 976.5 GWh | Nov 2016 | Aug 2026 | Wind |
| Wolfskin Solar | Wolfskin Solar, LLC | Arnoldsville, GA | Southern Company Services, Inc. - Trans (SOCO) | 84.1 GWh | Nov 2024 | Aug 2026 | Solar |
| Graniterock Quarry | CalCom Energy | Aromas, CA | California Independent System Operator (CISO) | 8.8 GWh | Aug 2022 | Dec 2025 | Solar |
| Plains End | Plains End Operating Services LLC | Arvada, CO | Public Service Company of Colorado (PSCO) | 9.9 GWh | Apr 2002 | Dec 2025 | Natural Gas |
| Plains End II LLC | Plains End Operating Services LLC | Arvada, CO | Public Service Company of Colorado (PSCO) | 18.8 GWh | Apr 2008 | Dec 2025 | Natural Gas |
| Jeffco Community Solar Gardens LLC | SunShare Management | Arvada, CO | Public Service Company of Colorado (PSCO) | 2.4 GWh | Apr 2016 | Dec 2025 | Solar |
| Arvada | Basin Electric Power Coop | Arvada, WY | Western Area Power Administration - Rocky Mountain Region (WACM) | 171.0 MWh | Aug 2002 | Dec 2025 | Natural Gas |
| Adobe Solar | Southern Power Co | Arvin, CA | California Independent System Operator (CISO) | 36.4 GWh | Apr 2014 | Dec 2025 | Solar |
| Blue Skies Solar, LLC | Headwater Energy, LLC | Arvin, CA | PacifiCorp West (PACW) | 2.0 GWh | Nov 2021 | Dec 2024 | Solar |
| Tejon Castac Water District Solar | CTMW Solar, LLC | Arvin, CA | California Independent System Operator (CISO) | 3.8 GWh | Apr 2024 | Dec 2025 | Solar |
| Wheeler Ridge 2 | Madison Energy Investments LLC | Arvin, CA | California Independent System Operator (CISO) | 13.8 GWh | Oct 2023 | Dec 2025 | Solar |
| Orion Solar II | Orion Solar II, LLC | Arvin, CA | California Independent System Operator (CISO) | 16.0 GWh | May 2014 | Dec 2025 | Solar |
| Orion Solar I | Orion Solar I LLC | Arvin, CA | California Independent System Operator (CISO) | 27.4 GWh | Mar 2014 | Dec 2025 | Solar |
| Hopkinton Phase 2 | Vista Solar, Inc. | Ashaway, RI | ISO New England (ISNE) | 3.6 GWh | Aug 2020 | Dec 2025 | Solar |
| Integrys MA Solar, LLC - Ashburnham Site | Integrys MA Solar, LLC | Ashburnham, MA | ISO New England (ISNE) | 2.7 GWh | Nov 2013 | Dec 2025 | Solar |
| Ashby Duffy CSG Solar Farm | LSE Cassiopeia LLC | Ashby, MA | ISO New England (ISNE) | 3.0 GWh | Nov 2017 | Dec 2025 | Solar |
| Ashdown | Domtar Industries Inc | Ashdown, AR | Southwest Power Pool (SWPP) | 579.9 GWh | Dec 1967 | Aug 2026 | Black Liquor : 68.3% Wood/Wood Waste Solids : 12.7% Natural Gas : 11.4% Bituminous Coal : 6.0% Tire-derived Fuels : 1.6% |
| ABD Farms | Cypress Creek Renewables | Asheboro, NC | Duke Energy Progress East (CPLE) | 9.1 GWh | Nov 2017 | Dec 2025 | Solar |
| Tanager Holdings | RWE Clean Energy | Asheboro, NC | Duke Energy Progress East (CPLE) | 5.3 GWh | Nov 2019 | Dec 2025 | Solar |
| Changeup | Strata Manager, LLC | Asheboro, NC | Duke Energy Progress East (CPLE) | 3.8 GWh | Feb 2019 | Dec 2025 | Solar |
| Hopewell Friends | Cypress Creek Renewables | Asheboro, NC | Duke Energy Progress East (CPLE) | 1.8 GWh | Nov 2018 | Dec 2025 | Solar |
| Strider Solar, LLC | Cardinal Renewables | Asheboro, NC | Duke Energy Carolinas (DUK) | 8.8 GWh | Mar 2018 | Dec 2025 | Solar |
| Thunderhead | Thunderhead Solar, LLC | Asheboro, NC | Duke Energy Progress East (CPLE) | 2.6 GWh | Nov 2021 | Dec 2025 | Solar |
| Old Cedar Solar Energy Storage | North Carolina El Member Corp | Asheboro, NC | Duke Energy Progress East (CPLE) | 1.7 GWh | Jul 2021 | Dec 2025 | Solar |
| Lowe Solar Energy Storage | North Carolina El Member Corp | Asheboro, NC | Duke Energy Progress East (CPLE) | 3.6 GWh | Dec 2021 | Dec 2025 | Solar |
| Spencer Meadow Solar Energy Storage | North Carolina El Member Corp | Asheboro, NC | Duke Energy Progress East (CPLE) | 3.7 GWh | Dec 2021 | Dec 2025 | Solar |
| Woodfin Solar | Duke Energy Progress - (NC) | Asheville, NC | Duke Energy Progress West (CPLW) | 5.2 GWh | May 2024 | Oct 2025 | Solar |
| Metropolitan Sewerage District | Metropolitan Sewerage District | Asheville, NC | Duke Energy Progress East (CPLE) | 4.8 GWh | Aug 1988 | Aug 2026 | Water |
| Biltmore Solar Fields | The Biltmore Company | Asheville, NC | Duke Energy Progress West (CPLW) | 234.0 MWh | Dec 2011 | Dec 2025 | Solar |
| Cheatham | USCE-Nashville District | Ashland City, TN | Tennessee Valley Authority (TVA) | 191.4 GWh | Apr 1958 | Dec 2025 | Water |
| Ashland | City of Ashland - (KS) | Ashland, KS | Southwest Power Pool (SWPP) | 32.0 MWh | Aug 1953 | Dec 2025 | Distillate Fuel Oil |
| Green Valley LFGTE | East Kentucky Power Coop, Inc | Ashland, KY | PJM Interconnection, LLC (PJM) | 18.5 GWh | Aug 2003 | Dec 2025 | Landfill Gas |
| French Road Solar | SoCore Energy LLC | Ashland, ME | ISO New England (ISNE) | 3.1 GWh | Nov 2024 | Dec 2025 | Solar |
| Sheridan Road Solar Farm | Addicus Advisors | Ashland, ME | ISO New England (ISNE) | 4.2 GWh | Jul 2024 | Dec 2025 | Solar |
| Ashland Solar | Citizens Enterprises Corporation | Ashland, MA | ISO New England (ISNE) | 6.4 GWh | Nov 2019 | Dec 2025 | Solar |
| Centaurus Solar - MA | LSE Centaurus LLC | Ashland, MA | ISO New England (ISNE) | 3.1 GWh | Oct 2016 | Dec 2025 | Solar |
| Magnolia Power Plant | Tennessee Valley Authority | Ashland, MS | Tennessee Valley Authority (TVA) | 6.3 TWh | Jul 2003 | Aug 2026 | Natural Gas |
| Platteview Solar LLC | AES Distributed Energy | Ashland, NE | Southwest Power Pool (SWPP) | 152.3 GWh | Apr 2024 | Aug 2026 | Solar |
| Doswell Energy Center | Doswell Ltd Partnership | Ashland, VA | PJM Interconnection, LLC (PJM) | 5.1 TWh | Oct 1991 | Aug 2026 | Natural Gas : 98.4% Distillate Fuel Oil : 1.6% |
| Bay Front | Northern States Power Co - Minnesota | Ashland, WI | Midcontinent Independent System Operator, Inc. (MISO) | 176.9 GWh | Dec 1948 | Dec 2025 | Wood/Wood Waste Solids : 95.1% Tire-derived Fuels : 4.2% Natural Gas : 0.7% |
| White River (WI) | Northern States Power Co - Minnesota | Ashland, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.7 GWh | Dec 1906 | Dec 2025 | Water |
| Polaris Solar Park | DTE Electric Company | Ashley, MI | Midcontinent Independent System Operator, Inc. (MISO) | 143.4 GWh | Jun 2025 | Aug 2026 | Solar |
| Tatanka Wind Power LLC | Acciona Wind Energy USA LLC | Ashley, ND | Midcontinent Independent System Operator, Inc. (MISO) | 420.0 GWh | Dec 2007 | Aug 2026 | Wind |
| Ashtabula | DTE Ashtabula, LLC | Ashtabula, OH | PJM Interconnection, LLC (PJM) | 158.3 GWh | Jan 2001 | Aug 2026 | Natural Gas |
| Ashton | PacifiCorp | Ashton, ID | PacifiCorp East (PACE) | 28.0 GWh | Jun 1917 | Dec 2025 | Water |
| Falls River Hydro | Marysville Hydro Partners | Ashton, ID | Bonneville Power Administration (BPAT) | 43.2 GWh | Jul 1993 | Dec 2025 | Water |
| Otter Creek Ethanol Poet - Ashton | Otter Creek Ethanol LLC - Poet Ashton | Ashton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 44.7 GWh | Feb 2004 | Aug 2026 | Natural Gas |
| Basalt | City of Aspen- (CO) | Aspen, CO | Public Service Company of Colorado (PSCO) | 13.5 GWh | Aug 1985 | Dec 2025 | Water |
| Pitkin County Solar | Coolangatta Solar LLC | Aspen, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 11.1 GWh | Sep 2021 | Dec 2025 | Solar |
| The GSI Group LLC at Assumption | Luminace Solar Illinois 2, LLC | Assumption, IL | Midcontinent Independent System Operator, Inc. (MISO) | 2.5 GWh | Dec 2020 | Dec 2025 | Solar |
| NY CDG 010 | NY CDG 010 LLC | Astoria, NY | New York Independent System Operator (NYIS) | 1.4 GWh | Feb 2025 | Oct 2025 | Solar |
| Zeltmann | New York Power Authority | Astoria, NY | New York Independent System Operator (NYIS) | 2.1 TWh | Nov 2005 | Aug 2026 | Natural Gas |
| Astoria Energy II | Astoria Energy II LLC | Astoria, NY | New York Independent System Operator (NYIS) | 3.3 TWh | Jun 2011 | Aug 2026 | Natural Gas : 95.7% Distillate Fuel Oil : 4.3% |
| Astoria Generating Station | Astoria Generating Company, L.P. | Astoria, NY | New York Independent System Operator (NYIS) | 1.3 TWh | Feb 1954 | Dec 2025 | Natural Gas : 98.9% Residual Fuel Oil : 1.1% |
| Astoria Station | Otter Tail Power Co | Astoria, SD | Midcontinent Independent System Operator, Inc. (MISO) | 491.0 GWh | Mar 2021 | Aug 2026 | Natural Gas |
| Atascadero State Hospital | Ecoplexus, Inc | Atascadero, CA | California Independent System Operator (CISO) | 2.8 GWh | Jul 2020 | Dec 2025 | Solar |
| Vansycle II Wind Energy Center | FPL Energy Stateline II Inc | Athena, OR | PacifiCorp West (PACW) | 320.1 GWh | Nov 2009 | Dec 2025 | Wind |
| Athens Energy | Athens Energy, LLC | Athens, ME | ISO New England (ISNE) | 56.3 GWh | Sep 2016 | Dec 2025 | Wood/Wood Waste Solids |
| Athens Ridge | Greenbacker Renewable Energy Corporation | Athens, ME | ISO New England (ISNE) | 4.7 GWh | Feb 2024 | Dec 2025 | Solar |
| Athens AT01 | Nautilus Solar Solutions | Athens, ME | ISO New England (ISNE) | 7.1 GWh | May 2022 | Dec 2025 | Solar |
| Athens MN CONX | SoCore Energy LLC | Athens, MN | Midcontinent Independent System Operator, Inc. (MISO) | 10.1 GWh | Nov 2018 | Dec 2025 | Solar |
| Athens Generating Plant | New Athens Generating Company LLC | Athens, NY | New York Independent System Operator (NYIS) | 2.8 TWh | Mar 2003 | Aug 2026 | Natural Gas |
| DMAT Denso - SEAT Solar Holdings, LLC | Solarity Aggregator, LLC | Athens, TN | Tennessee Valley Authority (TVA) | 6.0 MWh | Oct 2025 | Dec 2025 | Solar |
| Partridgeville Hybrid CSG | Partridgeville Road Solar 1, LLC | Athol, MA | ISO New England (ISNE) | 5.3 GWh | Dec 2019 | Dec 2025 | Solar |
| Adams Farm Solar | Altus Power America Management, LLC | Athol, MA | ISO New England (ISNE) | 3.5 GWh | Sep 2013 | Dec 2025 | Solar |
Summary of Power Plants By State
Figures are based on August 2026 generation numbers.| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 80 | 13,897.78 GWh |
| Alaska | # 48 | 146 | 672.99 GWh |
| Arizona | # 10 | 203 | 13,589.64 GWh |
| Arkansas | # 23 | 122 | 7,027.75 GWh |
| California | # 3 | 1,840 | 24,164.86 GWh |
| Colorado | # 30 | 321 | 5,322.30 GWh |
| Connecticut | # 34 | 180 | 4,400.98 GWh |
| Delaware | # 49 | 35 | 555.40 GWh |
| District of Columbia | # 51 | 19 | 21.71 GWh |
| Florida | # 2 | 345 | 28,185.93 GWh |
| Georgia | # 6 | 261 | 15,282.60 GWh |
| Hawaii | # 47 | 73 | 863.62 GWh |
| Idaho | # 43 | 152 | 1,754.56 GWh |
| Illinois | # 5 | 556 | 18,683.36 GWh |
| Indiana | # 17 | 226 | 9,970.06 GWh |
| Iowa | # 27 | 301 | 5,759.64 GWh |
| Kansas | # 26 | 191 | 6,368.18 GWh |
| Kentucky | # 21 | 63 | 7,221.26 GWh |
| Louisiana | # 14 | 93 | 10,670.45 GWh |
| Maine | # 45 | 250 | 1,285.31 GWh |
| Maryland | # 37 | 236 | 3,745.22 GWh |
| Massachusetts | # 41 | 679 | 1,958.59 GWh |
| Michigan | # 12 | 288 | 12,064.19 GWh |
| Minnesota | # 32 | 794 | 5,047.38 GWh |
| Mississippi | # 19 | 62 | 8,358.70 GWh |
| Missouri | # 22 | 134 | 7,125.71 GWh |
| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 2,266.60 GWh |
| Nebraska | # 39 | 132 | 3,448.00 GWh |
| Nevada | # 29 | 117 | 5,523.31 GWh |
| New Hampshire | # 42 | 60 | 1,901.10 GWh |
| New Jersey | # 25 | 409 | 6,440.88 GWh |
| New Mexico | # 33 | 166 | 4,571.47 GWh |
| New York | # 11 | 1,087 | 13,130.21 GWh |
| North Carolina | # 8 | 921 | 14,263.55 GWh |
| North Dakota | # 38 | 62 | 3,579.89 GWh |
| Ohio | # 7 | 216 | 14,448.49 GWh |
| Oklahoma | # 13 | 153 | 10,965.38 GWh |
| Oregon | # 31 | 292 | 5,257.14 GWh |
| Pennsylvania | # 4 | 270 | 23,772.83 GWh |
| Rhode Island | # 46 | 108 | 924.31 GWh |
| South Carolina | # 16 | 214 | 9,989.71 GWh |
| South Dakota | # 44 | 53 | 1,486.65 GWh |
| Tennessee | # 18 | 101 | 8,430.26 GWh |
| Texas | # 1 | 1,069 | 65,726.98 GWh |
| Utah | # 36 | 131 | 4,074.82 GWh |
| Vermont | # 50 | 118 | 175.56 GWh |
| Virginia | # 15 | 255 | 10,241.54 GWh |
| Washington | # 20 | 137 | 8,189.60 GWh |
| West Virginia | # 28 | 41 | 5,593.74 GWh |
| Wisconsin | # 24 | 272 | 6,683.19 GWh |
| Wyoming | # 35 | 71 | 4,322.19 GWh |