Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Grassland 1&2 Solar Project | Yolo County of | Davis, CA | California Independent System Operator (CISO) | 1.6 GWh | Jun 2013 | Jun 2024 | Solar |
| George Johnson | Wolverine Power Supply Coop | Hersey, MI | Midcontinent Independent System Operator, Inc. (MISO) | 34.0 GWh | Aug 1993 | Dec 2024 | Natural Gas |
| Gaylord - Wolverine | Wolverine Power Supply Coop | Gaylord, MI | Midcontinent Independent System Operator, Inc. (MISO) | 23.1 GWh | May 2001 | Dec 2024 | Natural Gas |
| Geneva | WM Renewable Energy LLC | Geneva, OH | PJM Interconnection, LLC (PJM) | 16.1 GWh | Jun 2013 | Dec 2024 | Landfill Gas |
| Greene Valley Gas Recovery | WM Illinois Renewable Energy LLC | Naperville, IL | PJM Interconnection, LLC (PJM) | 22.5 GWh | Apr 1996 | Dec 2024 | Landfill Gas |
| Grand Rapids | Wisconsin Public Service Corp | Ingalls, MI | Midcontinent Independent System Operator, Inc. (MISO) | 31.9 GWh | May 1918 | Dec 2024 | Water |
| Grandfather Falls | Wisconsin Public Service Corp | Irma, WI | Midcontinent Independent System Operator, Inc. (MISO) | 80.4 GWh | Nov 1938 | Dec 2024 | Water |
| Grant County | Wisconsin Power & Light Co | Town of Potosi, WI | Midcontinent Independent System Operator, Inc. (MISO) | 374.6 GWh | Apr 2024 | Sep 2025 | Solar |
| Glacier Hills | Wisconsin Electric Power Co | Cambria, WI | Midcontinent Independent System Operator, Inc. (MISO) | 374.6 GWh | Nov 2011 | Sep 2025 | Wind |
| Germantown | Wisconsin Electric Power Co | Germantown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 28.1 GWh | Jun 1978 | Dec 2024 | Natural Gas : 94.1% Distillate Fuel Oil : 5.9% |
| Gordon Pine Hall | Westbound Solar 3, LLC | Fairmount, GA | Southern Company Services, Inc. - Trans (SOCO) | 4.5 GWh | Aug 2023 | Dec 2024 | Solar |
| Gordon Thompson | Westbound Solar 3, LLC | Fairmount, GA | Southern Company Services, Inc. - Trans (SOCO) | 4.3 GWh | Nov 2022 | Dec 2024 | Solar |
| Gateway | Weber Basin Water Conserv Dist | Mountain Green, UT | PacifiCorp East (PACE) | 14.9 GWh | Jul 1958 | Dec 2024 | Water |
| Green Knight Energy Center | Waste Management Inc | Pen Argyl, PA | PJM Interconnection, LLC (PJM) | 41.3 GWh | Jan 2001 | Dec 2024 | Landfill Gas |
| Grimes Way | Washington State University | Pullman, WA | Avista Corporation (AVA) | 81.0 MWh | Dec 2004 | Sep 2025 | Distillate Fuel Oil : 77.5% Natural Gas : 22.5% |
| Gratis Road Solar Facility | Walton Solar | Monroe, GA | Southern Company Services, Inc. - Trans (SOCO) | 5.5 GWh | Dec 2017 | Dec 2024 | Solar |
| Greensville County Power Station | Virginia Electric & Power Co | Emporia, VA | PJM Interconnection, LLC (PJM) | 10.7 TWh | Nov 2018 | Sep 2025 | Natural Gas |
| Gaston | Virginia Electric & Power Co | Roanoke Rapids, NC | PJM Interconnection, LLC (PJM) | 261.3 GWh | Jan 1963 | Sep 2025 | Water |
| Gravel Neck | Virginia Electric & Power Co | Surry, VA | PJM Interconnection, LLC (PJM) | 115.4 GWh | Jul 1970 | Dec 2024 | Natural Gas : 89.7% Distillate Fuel Oil : 10.3% |
| Gordonsville Energy LP | Virginia Electric & Power Co | Gordonsville, VA | PJM Interconnection, LLC (PJM) | 1.4 TWh | Feb 1994 | Dec 2024 | Natural Gas : 99.8% |
| Greenport | Village of Greenport - (NY) | Greenport, NY | New York Independent System Operator (NYIS) | 15.0 MWh | May 1957 | Dec 2024 | Distillate Fuel Oil |
| Genoa Diesel Generating Station | Village of Genoa - (OH) | Genoa, OH | PJM Interconnection, LLC (PJM) | 228.0 MWh | Nov 2004 | Dec 2024 | Distillate Fuel Oil |
| Grand Ave Plant | Vicinity Energy Kansas City | Kansas City, MO | Southwest Power Pool (SWPP) | 39.5 GWh | Jun 1991 | Sep 2025 | Natural Gas |
| Greers Ferry Lake | USCE-Little Rock District | Heber Springs, AR | Southwestern Power Administration (SPA) | 163.4 GWh | Feb 1964 | Dec 2024 | Water |
| Gavins Point | USACE-Omaha | Crofton, NE | Southwest Power Pool (SWPP) | 712.6 GWh | Aug 1956 | Dec 2024 | Water |
| Garrison | USACE-Omaha | Riverside, ND | Southwest Power Pool (SWPP) | 2.1 TWh | Dec 1955 | Dec 2024 | Water |
| Green Peter | USACE Northwestern Division | Foster, OR | Bonneville Power Administration (BPAT) | 155.2 GWh | Jun 1967 | Dec 2024 | Water |
| Gary Works | United States Steel-Gary | Gary, IN | Midcontinent Independent System Operator, Inc. (MISO) | 783.8 GWh | Mar 1997 | Sep 2025 | Blast Furnace Gas : 51.3% Natural Gas : 48.6% |
| Granite City Works | United States Steel Granite City Works | Granite City, IL | Midcontinent Independent System Operator, Inc. (MISO) | 437.8 GWh | May 2010 | Sep 2025 | Natural Gas : 50.8% Purchased Steam : 49.2% |
| Gaylord Rockies CHP | Unison Energy LLC | Aurora, CO | Public Service Company of Colorado (PSCO) | 21.6 GWh | Apr 2022 | Dec 2024 | Natural Gas |
| Goose Creek Energy Center | Union Electric Co - (MO) | Monticello, IL | Midcontinent Independent System Operator, Inc. (MISO) | 817.0 MWh | Apr 2003 | Nov 2024 | Natural Gas |
| Gowanus Gas Turbines Generating | U S Power Generating Company LLC | Brooklyn, NY | New York Independent System Operator (NYIS) | 10.9 GWh | May 1971 | Dec 2024 | Natural Gas : 99.9% |
| Glen Canyon Dam | U S Bureau of Reclamation | Page, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 2.8 TWh | Aug 1964 | Sep 2025 | Water |
| Grand Coulee | U S Bureau of Reclamation | Grand Coulee, WA | Bonneville Power Administration (BPAT) | 16.1 TWh | Feb 1941 | Sep 2025 | Water |
| Glendo | U S Bureau of Reclamation | Glendo, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 87.7 GWh | Nov 1958 | Dec 2024 | Water |
| Green Mountain | U S Bureau of Reclamation | Kremmling, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 57.8 GWh | Apr 1943 | Dec 2024 | Water |
| Guernsey | U S Bureau of Reclamation | Guernsey, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 18.0 GWh | Jun 1927 | Dec 2024 | Water |
| Green Springs | U S Bureau of Reclamation | Columbia Falls, OR | Bonneville Power Administration (BPAT) | 37.7 GWh | Apr 1960 | Dec 2024 | Water |
| Greenbush-Heartland | Today's Power, Inc. | Girard, KS | Southwest Power Pool (SWPP) | 2.1 GWh | Apr 2021 | Dec 2024 | Solar |
| General Dynamics | Today's Power, Inc. | Hampton, AR | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | Oct 2020 | Dec 2024 | Solar |
| Greensburg Solar | Today's Power, Inc. | Greensburg, KS | Southwest Power Pool (SWPP) | 2.3 GWh | May 2021 | Dec 2024 | Solar |
| Great Falls (VT) | The Town of Lyndon Electric Department | Lyndon, VT | ISO New England (ISNE) | 3.0 GWh | Jul 1915 | Dec 2024 | Water |
| Gillette SBMC | The Gillette Company | Boston, MA | ISO New England (ISNE) | 54.9 GWh | Jan 1971 | Sep 2025 | Natural Gas |
| Genentech Vacaville Meter #1 | Tesla Inc. | Vacaville, CA | California Independent System Operator (CISO) | 11.0 GWh | Apr 2017 | Dec 2024 | Solar |
| Genentech-Oceanside Hybrid | Tesla Inc. | Oceanside, CA | California Independent System Operator (CISO) | 3.6 GWh | Mar 2016 | Dec 2024 | Solar |
| Greene County Meter #1 | Tesla Inc. | Cairo, NY | ISO New England (ISNE) | 1.7 GWh | Jan 2018 | Dec 2024 | Solar |
| Garrett County - DPU Treatment Plant | Tesla Inc. | Oakland, MD | PJM Interconnection, LLC (PJM) | 1.7 GWh | Apr 2017 | Dec 2024 | Solar |
| Greenville | Terraform Arcadia | Greenville, GA | Southern Company Services, Inc. - Trans (SOCO) | 1.4 GWh | Aug 2014 | Dec 2024 | Solar |
| Guse CSG | Terraform Arcadia | Janesville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Aug 2018 | Dec 2024 | Solar |
| Gilcrest Solar | Terraform Arcadia | Platteville, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 3.9 GWh | Jul 2018 | Dec 2024 | Solar |
| Garnet Wind Energy Center | Terra-Gen Operating Co-Wind | North Palm Springs, CA | California Independent System Operator (CISO) | 11.9 GWh | May 2009 | Dec 2024 | Wind |
| Guntersville | Tennessee Valley Authority | Guntersville, AL | Tennessee Valley Authority (TVA) | 454.8 GWh | Jul 1939 | Dec 2024 | Water |
| Gleason Generating Facility | Tennessee Valley Authority | Gleason, TN | Tennessee Valley Authority (TVA) | 185.8 GWh | May 2000 | Dec 2024 | Natural Gas |
| Gallatin (TN) | Tennessee Valley Authority | Gallatin, TN | Tennessee Valley Authority (TVA) | 4.5 TWh | Oct 1956 | Sep 2025 | Subbituminous Coal : 97.1% Natural Gas : 2.6% |
| Great Falls (TN) | Tennessee Valley Authority | Rock Island, TN | Tennessee Valley Authority (TVA) | 105.6 GWh | Nov 1916 | Dec 2024 | Water |
| Gaylord Container Bogalusa | Temple-Inland Corp | Bogalusa, LA | Midcontinent Independent System Operator, Inc. (MISO) | 439.1 GWh | May 1979 | Sep 2025 | Black Liquor : 55.5% Wood/Wood Waste Solids : 37.5% Natural Gas : 7.0% |
| General Chemical | Tata Chemicals Partners | Green River, WY | PacifiCorp East (PACE) | 201.1 GWh | Apr 1968 | Sep 2025 | Bituminous Coal : 75.6% Natural Gas : 24.4% |
| Grange Hall Solar | Tampa Electric Co | Wimauma, FL | Tampa Electric Company (TEC) | 113.1 GWh | Dec 2018 | Sep 2025 | Solar |
| Grand Gulf | System Energy Resources, Inc | Port Gibson, MS | Midcontinent Independent System Operator, Inc. (MISO) | 11.4 TWh | Jun 1985 | Sep 2025 | Nuclear |
| Gilcrest V CSG | SunShare Management | Platteville, CO | Public Service Company of Colorado (PSCO) | 9.9 GWh | Jan 2021 | Dec 2024 | Solar |
| Gilcrest Sun CSG | SunShare Management | Platteville, CO | Public Service Company of Colorado (PSCO) | 4.5 GWh | Nov 2021 | Dec 2024 | Solar |
| Garden City | Sunflower Electric Power Corp | Garden City, KS | Southwest Power Pool (SWPP) | 68.2 GWh | May 1968 | Dec 2024 | Natural Gas |
| Great Bend - Sunflower | Sunflower Electric Power Corp | Great Bend, KS | Southwest Power Pool (SWPP) | 51.9 GWh | May 1963 | Dec 2024 | Natural Gas |
| Gilead | Strata Manager, LLC | Gilead, NC | Duke Energy Progress East (CPLE) | 5.8 GWh | Nov 2019 | Dec 2024 | Solar |
| Gladstone Farm | Strata Manager, LLC | West End, NC | Duke Energy Progress East (CPLE) | 10.8 GWh | Nov 2019 | Dec 2024 | Solar |
| Garrell Solar Farm | Strata Manager, LLC | Chadbourn, NC | Duke Energy Progress East (CPLE) | 7.0 GWh | Oct 2013 | Dec 2024 | Solar |
| Glades Pike Generation Plant | State Correctnl Inst Laurel Highlands | Somerset, PA | PJM Interconnection, LLC (PJM) | 7.7 GWh | Sep 2011 | Dec 2024 | Landfill Gas |
| Gaskell West 1 Solar Facility | Southern Power Co | Lancaster, CA | California Independent System Operator (CISO) | 52.6 GWh | Feb 2018 | Dec 2024 | Solar |
| Granville Solar PV Power Project | Southern Power Co | Oxford, NC | Duke Energy Progress East (CPLE) | 4.7 GWh | Sep 2012 | Dec 2024 | Solar |
| Grant Wind, LLC | Southern Power Co | Medford, OK | Southwest Power Pool (SWPP) | 571.6 GWh | Mar 2016 | Dec 2024 | Wind |
| Grant Plains Wind, LLC | Southern Power Co | Medford, OK | Southwest Power Pool (SWPP) | 488.5 GWh | Nov 2016 | Sep 2025 | Wind |
| Glass Sands Wind Facility | Southern Power Co | Sulphur, OK | Southwest Power Pool (SWPP) | 418.4 GWh | Oct 2021 | Sep 2025 | Wind |
| Grapeland Hybrid | Southern California Edison Co | Rancho Cucamonga, CA | California Independent System Operator (CISO) | 3.9 GWh | Aug 2007 | Dec 2024 | Natural Gas |
| Green Power 2 | South Houston Green Power LLC | Texas City, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 3.8 TWh | Nov 2003 | Sep 2025 | Natural Gas |
| Garrett Solar | SOLV Energy, LLC | Lakeview, OR | PacifiCorp West (PACW) | 22.7 GWh | Nov 2019 | Dec 2024 | Solar |
| Gray Fox Solar LLC | SolRiver Capital LLC | Shannon, NC | Duke Energy Carolinas (DUK) | 11.2 GWh | Feb 2024 | Dec 2024 | Solar |
| Green Solar LLC (CSG) | SolRiver Capital LLC | Culver, OR | Bonneville Power Administration (BPAT) | 3.1 GWh | Jun 2024 | Dec 2024 | Solar |
| Griffin Solar | Sol Systems | Robinson, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 9.2 GWh | Oct 2019 | Dec 2024 | Solar |
| Grove Solar | Sol Systems | New Bern, NC | Duke Energy Carolinas (DUK) | 12.0 GWh | Nov 2019 | Dec 2024 | Solar |
| Gopher CSG | SoCore Energy LLC | Taylor Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.3 GWh | Dec 2017 | Dec 2024 | Solar |
| GRE Marshan Solar | SoCore Energy LLC | Hastings, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Oct 2017 | Dec 2024 | Solar |
| Government Plaza Solar | SoCore Energy LLC | Visalia, CA | California Independent System Operator (CISO) | 1.7 GWh | Oct 2020 | Dec 2024 | Solar |
| GRE Cambridge Solar | SoCore Energy LLC | Cambridge, MN | Midcontinent Independent System Operator, Inc. (MISO) | 3.3 GWh | Nov 2019 | Dec 2024 | Solar |
| Green Acres Solar Facility 1 | SIT Renewables, Inc. | Elk Grove, CA | Balancing Authority of Northern California (BANC) | 3.9 GWh | Aug 2012 | Dec 2024 | Solar |
| Green Acres Solar Facility 2 | SIT Renewables, Inc. | Elk Grove, CA | Balancing Authority of Northern California (BANC) | 1.1 GWh | Aug 2012 | Dec 2024 | Solar |
| Garland Canal Power Plant | Shoshone Irrigation District | Powell, WY | PacifiCorp East (PACE) | 9.0 GWh | Aug 1983 | Sep 2025 | Water |
| Grossmont Hospital | Sharp Grossmont Hospital | La Mesa, CA | California Independent System Operator (CISO) | 25.5 GWh | Jul 1983 | Dec 2024 | Natural Gas |
| Gaskill Rd Community Solar Farm CSG | Scale Sustainable I, LLC | Owego, NY | New York Independent System Operator (NYIS) | 5.6 GWh | Nov 2019 | Dec 2024 | Solar |
| Gila River Power Block 4 | Salt River Project | Gila Bend, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 2.9 TWh | Apr 2003 | Sep 2025 | Natural Gas |
| Gila River Power Block 3 | Salt River Project | Gila Bend, AZ | Tucson Electric Power (TEPC) | 3.1 TWh | May 2003 | Sep 2025 | Natural Gas |
| Gila River Power Block 2 | Salt River Project | Gila Bend, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 3.0 TWh | May 2003 | Sep 2025 | Natural Gas |
| Gila River Power Block 1 | Salt River Project | Gila Bend, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 1.8 TWh | Apr 2003 | Sep 2025 | Natural Gas |
| Greene Durham | Safari Energy, LLC | Union Point, GA | Southern Company Services, Inc. - Trans (SOCO) | 6.6 GWh | May 2020 | Dec 2024 | Solar |
| Georges River Energy | Robbins Lumber Inc | Searsmont, ME | ISO New England (ISNE) | 51.9 GWh | Nov 2018 | Dec 2024 | Wood/Wood Waste Solids |
| Gooseberry Solar, LLC | Reactivate | Ford Heights, IL | PJM Interconnection, LLC (PJM) | 1.0 GWh | Oct 2024 | Dec 2024 | Solar |
| Goldendale Generating Station | Puget Sound Energy Inc | Goldendale, WA | Puget Sound Energy, Inc. (PSEI) | 2.1 TWh | Jul 2004 | Dec 2024 | Natural Gas |
| Gantt | PowerSouth Energy Cooperative | Andalusia, AL | Southern Company Services, Inc. - Trans (SOCO) | 3.4 GWh | Dec 1925 | Dec 2024 | Water |
| GCWA | Power Depot Group A, LLC | Texas City, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 125.0 MWh | Jul 2013 | Dec 2024 | Distillate Fuel Oil |
| Goldsmith | Power Depot Group A, LLC | Goldsmith, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 184.0 MWh | Jul 2013 | Dec 2024 | Distillate Fuel Oil |
| Grady Wind Energy Center, LLC | Pattern Operators LP | Clovis, NM | Public Service Company of New Mexico (PNM) | 784.6 GWh | Jul 2019 | Sep 2025 | Wind |
Summary of Power Plants By State
Figures are based on September 2025 generation numbers.| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 12,052.47 GWh |
| Alaska | # 48 | 147 | 527.57 GWh |
| Arizona | # 9 | 183 | 11,602.92 GWh |
| Arkansas | # 21 | 117 | 5,844.09 GWh |
| California | # 4 | 1,769 | 19,371.91 GWh |
| Colorado | # 30 | 304 | 4,433.17 GWh |
| Connecticut | # 32 | 168 | 3,779.74 GWh |
| Delaware | # 49 | 33 | 419.31 GWh |
| District of Columbia | # 51 | 16 | 16.99 GWh |
| Florida | # 2 | 323 | 24,446.09 GWh |
| Georgia | # 8 | 266 | 11,628.97 GWh |
| Hawaii | # 47 | 73 | 826.54 GWh |
| Idaho | # 44 | 148 | 1,495.33 GWh |
| Illinois | # 5 | 385 | 14,642.93 GWh |
| Indiana | # 14 | 213 | 8,730.35 GWh |
| Iowa | # 26 | 295 | 5,224.35 GWh |
| Kansas | # 25 | 189 | 5,250.86 GWh |
| Kentucky | # 23 | 60 | 5,806.86 GWh |
| Louisiana | # 13 | 87 | 9,343.34 GWh |
| Maine | # 45 | 217 | 1,135.36 GWh |
| Maryland | # 39 | 204 | 2,935.42 GWh |
| Massachusetts | # 41 | 652 | 1,746.92 GWh |
| Michigan | # 11 | 279 | 10,468.02 GWh |
| Minnesota | # 29 | 769 | 4,717.95 GWh |
| Mississippi | # 20 | 58 | 6,625.37 GWh |
| Missouri | # 22 | 128 | 5,843.17 GWh |
| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 1,949.24 GWh |
| Nebraska | # 34 | 132 | 3,501.38 GWh |
| Nevada | # 31 | 114 | 4,053.88 GWh |
| New Hampshire | # 42 | 60 | 1,549.07 GWh |
| New Jersey | # 27 | 399 | 4,969.45 GWh |
| New Mexico | # 36 | 145 | 3,317.84 GWh |
| New York | # 12 | 966 | 10,145.62 GWh |
| North Carolina | # 10 | 917 | 11,211.15 GWh |
| North Dakota | # 37 | 60 | 3,089.17 GWh |
| Ohio | # 6 | 201 | 12,818.31 GWh |
| Oklahoma | # 17 | 143 | 7,364.05 GWh |
| Oregon | # 28 | 282 | 4,812.51 GWh |
| Pennsylvania | # 3 | 260 | 19,731.43 GWh |
| Rhode Island | # 46 | 100 | 863.62 GWh |
| South Carolina | # 16 | 207 | 7,861.23 GWh |
| South Dakota | # 43 | 52 | 1,535.17 GWh |
| Tennessee | # 19 | 88 | 6,829.06 GWh |
| Texas | # 1 | 946 | 51,969.48 GWh |
| Utah | # 35 | 126 | 3,419.48 GWh |
| Vermont | # 50 | 120 | 165.14 GWh |
| Virginia | # 15 | 241 | 8,580.52 GWh |
| Washington | # 18 | 138 | 7,120.43 GWh |
| West Virginia | # 38 | 39 | 3,057.29 GWh |
| Wisconsin | # 24 | 251 | 5,674.74 GWh |
| Wyoming | # 33 | 73 | 3,641.70 GWh |