Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| South Garden | South Garden LLC | Winstead, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Jun 2023 | Dec 2024 | Solar |
| South Forks Hydro | South Forks Joint Venture | Hansen, ID | Idaho Power Company (IPCO) | 26.0 GWh | Nov 1984 | Oct 2024 | Water |
| South Fork Wind Farm | South Fork Wind, LLC | Round Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 52.3 GWh | Nov 2016 | Dec 2024 | Wind |
| South Fork Wind | Orsted Wind Power North America LLC | East Hampton, NY | New York Independent System Operator (NYIS) | 521.3 GWh | Jun 2024 | Sep 2025 | Wind |
| South Fork Tolt | City of Seattle - (WA) | North Bend, WA | Seattle City Light (SCL) | 44.6 GWh | Oct 1995 | Dec 2024 | Water |
| South Fork | Alaska Power and Telephone Co | Klawock, AK | 4.8 GWh | Nov 2005 | Dec 2024 | Water | |
| South Fond Du Lac | Wisconsin Power & Light Co | Fond du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.4 GWh | Apr 1993 | Dec 2024 | Natural Gas : 98.0% Distillate Fuel Oil : 2.0% |
| South Field Energy | South Field Energy, LLC | Wellsville, OH | PJM Interconnection, LLC (PJM) | 8.0 TWh | Jul 2021 | Sep 2025 | Natural Gas |
| South Energy Center | Gainesville Regional Utilities | Gainesville, FL | Gainesville Regional Utilities (GVL) | 49.3 GWh | Apr 2009 | Dec 2024 | Natural Gas |
| South Edwards | Erie Boulevard Hydropower LP | Fine, NY | New York Independent System Operator (NYIS) | 22.5 GWh | Dec 1911 | Dec 2024 | Water |
| South Dry Creek Hydro | Hydrodynamics Inc | Red Lodge, MT | NorthWestern Corporation (NWMT) | 3.8 GWh | Aug 1985 | Nov 2024 | Water |
| South District Wastewater Treatment Plt | Miami Dade Water & Sewer Dept | Miami, FL | Florida Power & Light Co. (FPL) | 20.6 GWh | Feb 1991 | Sep 2025 | Natural Gas : 57.3% Other Biomass Gas : 42.7% |
| South Dakota Wind Energy Cente | FPL Energy South Dakota Wind LLC | Highmore, SD | Western Area Power Administration - Rocky Mountain Region (WACM) | 76.9 GWh | Sep 2003 | Sep 2025 | Wind |
| South County Detention Center Solar | SoCore Energy LLC | Porterville, CA | California Independent System Operator (CISO) | 2.4 GWh | Oct 2019 | Dec 2024 | Solar |
| South Colton | Erie Boulevard Hydropower LP | Colton, NY | New York Independent System Operator (NYIS) | 89.6 GWh | Dec 1953 | Dec 2024 | Water |
| South Cheyenne Solar | Southern Power Co | South Greeley, WY | Western Area Power Administration - Rocky Mountain Region (WACM) | 330.1 GWh | Mar 2024 | Sep 2025 | Solar |
| South Chestnut LLC | Avangrid Power LLC | Farmington, PA | PJM Interconnection, LLC (PJM) | 95.6 GWh | Mar 2012 | Dec 2024 | Wind |
| South Central Electric Cooperative | Today's Power, Inc. | Arkadelphia, AR | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Jul 2019 | Dec 2024 | Solar |
| South Cary WRF Solar Array | Town Of Cary | Apex, NC | Duke Energy Progress East (CPLE) | 2.0 GWh | Nov 2012 | Dec 2024 | Solar |
| South Canal Hydro-3 | Delta-Montrose Electric Association | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 14.2 GWh | Jul 2013 | Oct 2024 | Water |
| South Canal Hydro-1 | Delta-Montrose Electric Association | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 18.9 GWh | May 2013 | Oct 2024 | Water |
| South Campus Solar | JPMorgan Chase Bank | Wilmington, DE | PJM Interconnection, LLC (PJM) | 2.5 GWh | Jul 2011 | Dec 2024 | Solar |
| South Cairo | Central Hudson Gas & Elec Corp | Cairo, NY | New York Independent System Operator (NYIS) | 583.6 MWh | May 1970 | Mar 2024 | Kerosene |
| South Belridge Cogeneration Facility | AERA Energy LLC | McKittrick, CA | California Independent System Operator (CISO) | 466.8 GWh | Nov 1985 | Sep 2025 | Natural Gas |
| South Atlantic Services Solar Farm I | South Atlantic Services Inc | Wilmington, NC | Duke Energy Carolinas (DUK) | 2.9 GWh | Nov 2013 | Dec 2024 | Solar |
| South 49th 013445 SCS Norfolk, LLC | Arevon Energy, Inc. | Norfolk, NE | Western Area Power Administration - Rocky Mountain Region (WACM) | 18.5 GWh | Aug 2022 | Dec 2024 | Solar |
| South | Pacific Gas & Electric Co. | Manton, CA | California Independent System Operator (CISO) | 13.1 GWh | Nov 1979 | Dec 2024 | Water |
| Source Power NY III - Remsen | Distributed Solar Development, LLC | Remsen, NY | New York Independent System Operator (NYIS) | 5.0 GWh | Nov 2023 | Dec 2024 | Solar |
| Source Power NY III - Medina II (CSG) | TJA-NY-11202 Ridge Rd Medina, LLC | Medina, NY | New York Independent System Operator (NYIS) | 6.9 GWh | Jan 2024 | Dec 2024 | Solar |
| Source Power NY II - Whaling | Whaling Solar, LLC | Utica, NY | New York Independent System Operator (NYIS) | 5.1 GWh | Aug 2023 | Dec 2024 | Solar |
| Source Power NY II - Locust 1 | Locust Solar LLC | Cortland, NY | New York Independent System Operator (NYIS) | 7.6 GWh | Nov 2023 | Dec 2024 | Solar |
| Source Power II - Taft CSG | Distributed Solar Development, LLC | East Syracuse, NY | New York Independent System Operator (NYIS) | 5.5 GWh | Sep 2023 | Dec 2024 | Solar |
| Source Power Company - Silver Creek | Distributed Solar Development, LLC | Silver Creek, NY | New York Independent System Operator (NYIS) | 6.5 GWh | Nov 2021 | Dec 2024 | Solar |
| Source Power Company - Richland | Distributed Solar Development, LLC | Richland, NY | New York Independent System Operator (NYIS) | 1.3 GWh | Oct 2021 | Dec 2024 | Solar |
| Source Power Company - Aldrich | Morristown Solar II, LLC | Brier Hill, NY | New York Independent System Operator (NYIS) | 8.4 GWh | Feb 2022 | Dec 2024 | Solar |
| Soul City Solar | Cypress Creek Renewables | Norlina, NC | Duke Energy Progress East (CPLE) | 5.3 GWh | Mar 2015 | Dec 2024 | Solar |
| Soscol Ferry Solar | Soscol Ferry Solar | Napa, CA | California Independent System Operator (CISO) | 4.8 GWh | Nov 2020 | Dec 2024 | Solar |
| Sophie Solar | Sophie Solar LLC | Mooresboro, NC | Duke Energy Carolinas (DUK) | 7.5 GWh | Mar 2016 | Dec 2024 | Solar |
| Sooner | Oklahoma Gas & Electric Co | Red Rock, OK | Southwest Power Pool (SWPP) | 2.7 TWh | Oct 1979 | Sep 2025 | Subbituminous Coal : 99.0% Distillate Fuel Oil : 1.0% |
| Sonoran Solar Energy | Sonoran Solar Energy, LLC | Buckeye, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 1.1 TWh | Jun 2023 | Sep 2025 | Solar |
| Sonora 1 | Greenbacker Renewable Energy Corporation | Jamestown, CA | California Independent System Operator (CISO) | 621.0 MWh | Nov 2013 | Dec 2024 | Solar |
| Sonoma Central Landfill Phase II | County of Sonoma Dept of Trnsp | Petaluma, CA | California Independent System Operator (CISO) | 5.0 GWh | May 1996 | Dec 2024 | Landfill Gas |
| Sonoma Central Landfill Phase I | County of Sonoma Dept of Trnsp | Petaluma, CA | California Independent System Operator (CISO) | 5.6 GWh | Jun 1993 | Dec 2024 | Landfill Gas |
| Sonoma California Geothermal | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 447.6 GWh | Nov 1983 | Dec 2024 | Geothermal |
| Sonoco Products Co | Sonoco Products Co | Hartsville, SC | Duke Energy Progress East (CPLE) | 65.3 GWh | Jan 1947 | Sep 2025 | Wood/Wood Waste Solids : 88.8% Natural Gas : 11.2% |
| Sonny Solar LLC | Pine Gate Renewables | Elberton, GA | Southern Company Services, Inc. - Trans (SOCO) | 84.5 GWh | May 2023 | Sep 2025 | Solar |
| Sonne Two | Heelstone Energy Holdings, LLC | Newton, NC | Duke Energy Carolinas (DUK) | 9.0 GWh | Nov 2016 | Dec 2024 | Solar |
| Sonne One | Cypress Creek Renewables | Goldsboro, NC | Duke Energy Carolinas (DUK) | 8.5 GWh | Dec 2015 | Dec 2024 | Solar |
| Somonauk Road Solar 1 | Somonauk Road Solar 1, LLC | Somonauk, IL | PJM Interconnection, LLC (PJM) | 4.3 GWh | Feb 2021 | Dec 2024 | Solar |
| Somerville Solar | Somerville Solar, LLC | Somerville, TN | Tennessee Valley Authority (TVA) | 3.2 GWh | Aug 2019 | Dec 2024 | Solar |
| Somersworth Lower Great Dam | Green Mountain Power Corp | Somersworth, NH | ISO New England (ISNE) | 3.3 GWh | Jun 1985 | Jun 2024 | Water |
| Somerset Windpower LLC | Sequitur Renewables, LLC | Ohiopyle, PA | PJM Interconnection, LLC (PJM) | 7.2 GWh | Nov 2001 | Sep 2025 | Wind |
| Somerset Plant | Sappi Fine Paper North America-Somerset | Skowhegan, ME | ISO New England (ISNE) | 573.0 GWh | Dec 1975 | Sep 2025 | Black Liquor : 46.2% Wood/Wood Waste Solids : 38.4% Natural Gas : 6.9% Tire-derived Fuels : 5.1% Residual Fuel Oil : 2.5% Sludge Waste : 0.8% |
| Somers Solar Center, LLC | Onward Energy | Somers, CT | ISO New England (ISNE) | 8.6 GWh | Nov 2013 | Dec 2024 | Solar |
| Solway CT | Otter Tail Power Co | Solway, MN | Midcontinent Independent System Operator, Inc. (MISO) | 124.7 GWh | Apr 2003 | Dec 2024 | Natural Gas |
| Solverde 1 | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 208.7 GWh | Nov 2016 | Sep 2025 | Solar |
| Solvay Solar | West Deptford Distributed Solar, LLC | West Deptford, NJ | PJM Interconnection, LLC (PJM) | 8.1 GWh | Dec 2019 | Dec 2024 | Solar |
| Soluga Farms IV | Soluga Solar, LLC | Godwin, NC | Southeastern Power Administration (SEPA) | 6.0 GWh | Aug 2018 | Dec 2024 | Solar |
| Soluga Farms III | Strata Manager, LLC | Godwin, NC | Duke Energy Progress East (CPLE) | 9.9 GWh | Oct 2015 | Dec 2024 | Solar |
| Soluga Farms 2 LLC | Strata Manager, LLC | Clarkton, NC | Duke Energy Progress East (CPLE) | 9.1 GWh | Aug 2014 | Dec 2024 | Solar |
| Soluga Farms 1 | Strata Manager, LLC | Newton Grove, NC | Duke Energy Progress East (CPLE) | 9.5 GWh | May 2014 | Dec 2024 | Solar |
| Solten Plainville 6000, LLC | Altus Power America Management, LLC | Plainville, MA | ISO New England (ISNE) | 7.1 GWh | Jul 2017 | Dec 2024 | Solar |
| Solops 371 Hoes LLC | Solops 371 Hoes LLC | Piscataway, NJ | PJM Interconnection, LLC (PJM) | 1.9 GWh | Aug 2023 | Dec 2024 | Solar |
| Solomon Gulch | Copper Valley Elec Assn, Inc | Valdez, AK | 43.2 GWh | Dec 1981 | Dec 2024 | Water | |
| Solomon Generating Facility | Deseret Generation & Tran Coop | St. George, UT | PacifiCorp East (PACE) | 20.5 GWh | Jun 2022 | Dec 2024 | Natural Gas |
| Solomon Forks Wind Project, LLC | Engie North America | Colby, KS | Southwest Power Pool (SWPP) | 1.1 TWh | Jun 2019 | Sep 2025 | Wind |
| Solomon-DS&O | Today's Power, Inc. | Solomon, KS | Southwest Power Pool (SWPP) | 2.4 GWh | Apr 2023 | Dec 2024 | Solar |
| Soliloquoy Ridge LLC | CHI Operations Inc | Lake Benton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | Dec 2000 | Dec 2024 | Wind |
| Solidago Solar | Dominion Energy Inc. | Windsor, VA | PJM Interconnection, LLC (PJM) | 38.3 GWh | Jul 2023 | Dec 2024 | Solar |
| Solean Solar Project | BQ Energy LLC | Olean, NY | New York Independent System Operator (NYIS) | 8.4 GWh | Mar 2016 | Dec 2023 | Solar |
| Soldotna | Homer Electric Assn Inc | Soldotna, AK | 42.1 GWh | Mar 2014 | Dec 2024 | Natural Gas | |
| Soldier Creek Wind | Soldier Creek Wind LLC | Corning, KS | Southwest Power Pool (SWPP) | 1.0 TWh | Oct 2020 | Sep 2025 | Wind |
| SolarClub 35 LLC | Nautilus Solar Solutions | Mankato, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2020 | Dec 2024 | Solar |
| SolarClub 30 (CSG) | Nautilus Solar Solutions | Eden Valley, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Dec 2023 | Dec 2024 | Solar |
| SolarClub 28 LLC | Nautilus Solar Solutions | Gaylord, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Nov 2020 | Dec 2024 | Solar |
| SolarClub 23 LLC | Nautilus Solar Solutions | La Crescent, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Nov 2020 | Dec 2024 | Solar |
| SolarClub 20 LLC | Nautilus Solar Solutions | Wabasha, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2020 | Dec 2024 | Solar |
| SolarClub 15 LLC | Nautilus Solar Solutions | Clear Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2020 | Dec 2024 | Solar |
| SolarClub 10 LLC | Nautilus Solar Solutions | Monticello, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2020 | Dec 2024 | Solar |
| SolarClub 03 | Nautilus Solar Solutions | Starbuck, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Aug 2023 | Dec 2024 | Solar |
| Solar Star Urbana Landfill East | Solar Star Urbana Landfill East, LLC | Urbana, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.5 GWh | Sep 2021 | Dec 2024 | Solar |
| Solar Star Urbana Landfill Central | Solar Star Urbana Landfill Central, LLC | Urbana, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Oct 2021 | Dec 2024 | Solar |
| Solar Star Palo Alto I, LLC | DG 1 Acquisition Co., LLC | Palo Alto, CA | California Independent System Operator (CISO) | 2.0 GWh | Jul 2019 | Dec 2024 | Solar |
| Solar Star Oregon II | Avangrid Power LLC | Prineville, OR | PacifiCorp West (PACW) | 124.6 GWh | Sep 2017 | Sep 2025 | Solar |
| Solar Star North Carolina II LLC | Duke Energy Renewables Services | Murfreesboro, NC | PJM Interconnection, LLC (PJM) | 8.4 GWh | Nov 2011 | Dec 2024 | Solar |
| Solar Star New Jersey NJ LLC | Solar Star New Jersey VI LLC | Skillman, NJ | PJM Interconnection, LLC (PJM) | 1.3 GWh | Jan 2012 | Dec 2024 | Solar |
| Solar Star California, XLIV, LLC | MN8 Energy LLC | Pearblossom, CA | California Independent System Operator (CISO) | 17.7 GWh | Nov 2016 | Dec 2024 | Solar |
| Solar Star California, XLI, LLC | MN8 Energy LLC | Rosamond, CA | California Independent System Operator (CISO) | 149.9 GWh | Nov 2016 | Sep 2025 | Solar |
| Solar Star California II LLC | Solar Star California II LLC | Sacramento, CA | Balancing Authority of Northern California (BANC) | 3.5 GWh | Jul 2012 | Dec 2024 | Solar |
| Solar Star 2 | Solar Star California XX, LLC | Rosamond, CA | California Independent System Operator (CISO) | 714.2 GWh | Feb 2014 | Sep 2025 | Solar |
| Solar Star 1 | Solar Star California XIX, LLC | Rosamond, CA | California Independent System Operator (CISO) | 897.7 GWh | Feb 2014 | Sep 2025 | Solar |
| Solar Photovoltaic Project #42 | Southern California Edison Co | Tulare, CA | California Independent System Operator (CISO) | 7.6 GWh | Oct 2012 | Dec 2024 | Solar |
| Solar Park Gainesville, LLC | Altus Power America Management, LLC | Gainesville, FL | Gainesville Regional Utilities (GVL) | 1.5 GWh | Jun 2011 | Dec 2024 | Solar |
| Solar Oasis LLC | Solar Oasis, LLC | Palmdale, CA | California Independent System Operator (CISO) | 51.3 GWh | Dec 2015 | Dec 2024 | Solar |
| Solar Mule, LLC | Solar Mule, LLC | Oakland, ME | ISO New England (ISNE) | 2.0 GWh | Aug 2017 | Dec 2024 | Solar |
| Solar Lee, LLC | Solar Lee, LLC | Mount Olive, NC | Duke Energy Progress East (CPLE) | 6.1 GWh | Mar 2021 | Dec 2024 | Solar |
| Solar Las Vegas MB 2, LLC | NRG Solar Las Vegas MB 2 | Las Vegas, NV | Nevada Power Company (NEVP) | 4.6 GWh | Jun 2016 | Dec 2024 | Solar |
| Solar Las Vegas MB-1 | NRG Solar Las Vegas MB-1 | Las Vegas, NV | Nevada Power Company (NEVP) | 4.6 GWh | Jan 2015 | Dec 2024 | Solar |
| Solar Hagerstown | Greenbacker Renewable Energy Corporation | Hagerstown, MD | PJM Interconnection, LLC (PJM) | 15.9 GWh | Oct 2020 | Dec 2024 | Solar |
| Solar Glynn | Cypress Creek Renewables | Brunswick, GA | Southern Company Services, Inc. - Trans (SOCO) | 15.9 GWh | Nov 2016 | 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 |