Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| GRP Madison Renewable Energy Facility | GRP Madison Renewable Energy Facility, LLC | Colbert, GA | Southern Company Services, Inc. - Trans (SOCO) | 420.4 GWh | Nov 2019 | Sep 2025 | Wood/Wood Waste Solids |
| GRS Arbor Hills | Gas Recovery Systems Inc | Northville, MI | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 GWh | May 1996 | Aug 2025 | Landfill Gas |
| GRS C&C | Gas Recovery Systems Inc | Marshall, MI | Midcontinent Independent System Operator, Inc. (MISO) | 21.0 GWh | Jan 1995 | Dec 2024 | Landfill Gas |
| GRS CMS | Gas Recovery Systems Inc | Concord, NC | Duke Energy Carolinas (DUK) | 610.0 MWh | Nov 1999 | Dec 2024 | Landfill Gas |
| GSE NM1 | Altus Power America Management, LLC | Dexter, NM | Southwest Power Pool (SWPP) | 4.7 GWh | Apr 2011 | Dec 2024 | Solar |
| GSG LLC | Leeward Asset Management, LLC | West Brooklyn, IL | PJM Interconnection, LLC (PJM) | 298.7 GWh | May 2007 | Dec 2024 | Wind |
| GSPP 126 Little Bow Rd N, LLC | Green Street Power Partners | Gouverneur, NY | ISO New England (ISNE) | 3.2 GWh | Nov 2023 | Dec 2024 | Solar |
| GSPP 126 Little Bow Rd S, LLC | Green Street Power Partners | Gouverneur, NY | ISO New England (ISNE) | 4.2 GWh | Nov 2023 | Dec 2024 | Solar |
| GSPP 4643 Twelve Corners Road, LLC | Green Street Power Partners | Auburn, NY | ISO New England (ISNE) | 8.0 GWh | May 2023 | Dec 2024 | Solar |
| GSPP 7024 Fox Rd, LLC | Green Street Power Partners | Marcy, NY | ISO New England (ISNE) | 7.6 GWh | Apr 2023 | Dec 2024 | Solar |
| GSPP Boxborough Littleton (MA) | GSPP Boxborough Littleton, LLC | Boxborough, MA | ISO New England (ISNE) | 5.8 GWh | Dec 2018 | Dec 2024 | Solar |
| GSPP Devens, LLC | Green Street Power Partners | Ayer, MA | ISO New England (ISNE) | 3.2 GWh | Dec 2018 | Dec 2024 | Solar |
| GSPP Gilman, LLC | Green Street Power Partners | Lunenburg, VT | ISO New England (ISNE) | 3.1 GWh | Aug 2018 | Dec 2024 | Solar |
| GSPP Held LLC CSG | Green Street Power Partners | St. Cloud, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.9 GWh | May 2019 | Dec 2024 | Solar |
| GSPP Imholte CSG | Green Street Power Partners | St. Cloud, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Apr 2019 | Dec 2024 | Solar |
| GSPP NESV, LLC | Green Street Power Partners | Attleboro, MA | ISO New England (ISNE) | 1.6 GWh | Feb 2023 | Dec 2024 | Solar |
| GSPP Onyx New Brunswick LLC | Green Street Power Partners | New Brunswick, NJ | PJM Interconnection, LLC (PJM) | 1.4 GWh | Nov 2019 | Dec 2024 | Solar |
| GSPP Raynham TMLP, LLC CSG | Green Street Power Partners | Raynham, MA | ISO New England (ISNE) | 3.6 GWh | Jan 2019 | Dec 2024 | Solar |
| GSPP Terrawatt Westfield LLC CSG | Green Street Power Partners | Westfield, MA | ISO New England (ISNE) | 6.1 GWh | Jan 2019 | Dec 2024 | Solar |
| GSSP Schneider LLC | Green Street Power Partners | Waite Park, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.5 GWh | Sep 2019 | Dec 2024 | Solar |
| Guadalupe Generating Station | Guadalupe Power Partners LP | Marion, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 5.7 TWh | Sep 2000 | Sep 2025 | Natural Gas |
| Guadalupe Solar Farm | County of Santa Clara (CA) | San Jose, CA | California Independent System Operator (CISO) | 1.9 GWh | Aug 2018 | Dec 2024 | Solar |
| 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 |
| Guernsey Power Station | Guernsey Power Station LLC | Byesville, OH | PJM Interconnection, LLC (PJM) | 11.4 TWh | Jan 2023 | Sep 2025 | Natural Gas |
| Guernsey Solar Station | Pacific Gas & Electric Co. | Hanford, CA | California Independent System Operator (CISO) | 22.7 GWh | Jul 2013 | Dec 2024 | Solar |
| Guilderland Solar | Helios Energy New York 13 LLC | Altamont, NY | New York Independent System Operator (NYIS) | 2.5 GWh | Nov 2023 | Dec 2024 | Solar |
| Guildlerland CSG | Nautilus Solar Solutions | Guilderland, NY | New York Independent System Operator (NYIS) | 3.1 GWh | Nov 2018 | Dec 2024 | Solar |
| Gulf Clean Energy Center | Florida Power & Light Co | Pensacola, FL | Florida Power & Light Co. (FPL) | 2.3 TWh | Jun 1959 | Sep 2025 | Natural Gas |
| Gulf Coast Solar Center I | Arevon Energy, Inc. | Valparaiso, FL | Southern Company Services, Inc. - Trans (SOCO) | 61.3 GWh | May 2017 | Sep 2025 | Solar |
| Gulf Coast Solar Center II | Arevon Energy, Inc. | Navarre, FL | Southern Company Services, Inc. - Trans (SOCO) | 79.1 GWh | Oct 2017 | Sep 2025 | Solar |
| Gulf Coast Solar Center III | Arevon Energy, Inc. | Bellview, FL | Southern Company Services, Inc. - Trans (SOCO) | 91.6 GWh | Oct 2017 | Sep 2025 | Solar |
| Gulf Island | Brookfield White Pine Hydro LLC | Lewiston, ME | ISO New England (ISNE) | 136.3 GWh | Dec 1925 | Dec 2024 | Water |
| Gulf Power Blue Indigo Energy | Florida Power & Light Co | Cottondale, FL | Florida Power & Light Co. (FPL) | 129.3 GWh | Mar 2020 | Sep 2025 | Solar |
| Gulfport Naval Base CSG PV System | Arcadia Solar, LLC | Gulfport, MS | Southern Company Services, Inc. - Trans (SOCO) | 5.0 GWh | Apr 2017 | Dec 2024 | Solar |
| Gunnison Solar | Greenbacker Renewable Energy Corporation | Gunnison, UT | PacifiCorp East (PACE) | 3.7 GWh | Aug 2022 | Dec 2024 | Solar |
| Gunsight Mountain Wind Energy LLC | Invenergy Services LLC | Big Spring, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 460.7 GWh | May 2016 | Dec 2024 | Wind |
| Gunsight Solar, LLC | Gunsight Solar, LLC | Swansea, SC | South Carolina Public Service Authority (SC) | 173.7 GWh | Nov 2022 | Sep 2025 | Solar |
| Guntersville | Tennessee Valley Authority | Guntersville, AL | Tennessee Valley Authority (TVA) | 454.8 GWh | Jul 1939 | Dec 2024 | Water |
| Guse CSG | Terraform Arcadia | Janesville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Aug 2018 | Dec 2024 | Solar |
| Gutenberg Solar | Dominion Energy Inc. | Garysburg, NC | PJM Interconnection, LLC (PJM) | 156.0 GWh | Aug 2019 | Sep 2025 | Solar |
| Guyton Community Solar | Georgia Power Co | Guyton, GA | Southern Company Services, Inc. - Trans (SOCO) | 7.2 GWh | Jun 2019 | Dec 2024 | Solar |
| GWCC PV Solar Farm | GWCC PV Solar Farm | Beltsville, MD | PJM Interconnection, LLC (PJM) | 2.1 GWh | Dec 2014 | Dec 2024 | Solar |
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 |