Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Soluga Farms III | Strata Manager, LLC | Godwin, NC | Duke Energy Progress East (CPLE) | 9.1 GWh | Oct 2015 | Dec 2023 | Solar |
| Soluga Farms IV | Soluga Solar, LLC | Godwin, NC | Southeastern Power Administration (SEPA) | 5.9 GWh | Aug 2018 | Dec 2023 | Solar |
| Solvay Solar | West Deptford Distributed Solar, LLC | West Deptford, NJ | PJM Interconnection, LLC (PJM) | 9.7 GWh | Dec 2019 | Dec 2023 | Solar |
| Solverde 1 | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 201.4 GWh | Nov 2016 | Mar 2025 | Solar |
| Solway CT | Otter Tail Power Co | Solway, MN | Midcontinent Independent System Operator, Inc. (MISO) | 163.4 GWh | Apr 2003 | Dec 2023 | Natural Gas |
| Somers Solar Center, LLC | Onward Energy | Somers, CT | ISO New England (ISNE) | 7.9 GWh | Nov 2013 | Dec 2023 | Solar |
| Somerset Plant | Sappi Fine Paper North America-Somerset | Skowhegan, ME | ISO New England (ISNE) | 533.7 GWh | Dec 1975 | Mar 2025 | Black Liquor : 46.9% Wood/Wood Waste Solids : 36.7% Tire-derived Fuels : 6.3% Natural Gas : 6.3% Residual Fuel Oil : 2.7% Sludge Waste : 1.0% |
| Somerset Windpower LLC | Sequitur Renewables, LLC | Ohiopyle, PA | PJM Interconnection, LLC (PJM) | 6.2 GWh | Nov 2001 | Mar 2025 | Wind |
| Somersworth Lower Great Dam | Green Mountain Power Corp | Somersworth, NH | ISO New England (ISNE) | 5.0 GWh | Jun 1985 | Dec 2023 | Water |
| Somerville Solar | Somerville Solar, LLC | Somerville, TN | Tennessee Valley Authority (TVA) | 3.2 GWh | Aug 2019 | Dec 2023 | Solar |
| Somonauk Road Solar 1 | Somonauk Road Solar 1, LLC | Somonauk, IL | PJM Interconnection, LLC (PJM) | 3.6 GWh | Feb 2021 | Dec 2023 | Solar |
| Sonne One | Cypress Creek Renewables | Goldsboro, NC | Duke Energy Carolinas (DUK) | 10.0 GWh | Dec 2015 | Dec 2023 | Solar |
| Sonne Two | Heelstone Energy Holdings, LLC | Newton, NC | Duke Energy Carolinas (DUK) | 9.0 GWh | Nov 2016 | Dec 2023 | Solar |
| Sonny Solar LLC | Pine Gate Renewables | Elberton, GA | Southern Company Services, Inc. - Trans (SOCO) | 89.1 GWh | May 2023 | Mar 2025 | Solar |
| Sonoco Products Co | Sonoco Products Co | Hartsville, SC | Duke Energy Progress East (CPLE) | 63.5 GWh | Jan 1947 | Mar 2025 | Wood/Wood Waste Solids : 87.4% Natural Gas : 12.6% |
| Sonoma California Geothermal | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 431.5 GWh | Nov 1983 | Dec 2023 | Geothermal |
| Sonoma Central Landfill Phase I | County of Sonoma Dept of Trnsp | Petaluma, CA | California Independent System Operator (CISO) | 8.1 GWh | Jun 1993 | Dec 2023 | Landfill Gas |
| Sonoma Central Landfill Phase II | County of Sonoma Dept of Trnsp | Petaluma, CA | California Independent System Operator (CISO) | 6.6 GWh | May 1996 | Dec 2023 | Landfill Gas |
| Sonora 1 | Greenbacker Renewable Energy Corporation | Jamestown, CA | California Independent System Operator (CISO) | 2.7 GWh | Nov 2013 | Dec 2023 | Solar |
| Sonoran Solar Energy | Sonoran Solar Energy, LLC | Buckeye, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 1.1 TWh | Jun 2023 | Mar 2025 | Solar |
| Sooner | Oklahoma Gas & Electric Co | Red Rock, OK | Southwest Power Pool (SWPP) | 2.3 TWh | Oct 1979 | Mar 2025 | Subbituminous Coal : 98.9% Distillate Fuel Oil : 1.1% |
| Sophie Solar | Sophie Solar LLC | Mooresboro, NC | Duke Energy Carolinas (DUK) | 8.1 GWh | Mar 2016 | Dec 2023 | Solar |
| Soscol Ferry Solar | Soscol Ferry Solar | Napa, CA | California Independent System Operator (CISO) | 4.3 GWh | Nov 2020 | Dec 2023 | Solar |
| Soul City Solar | Cypress Creek Renewables | Norlina, NC | Duke Energy Progress East (CPLE) | 5.2 GWh | Mar 2015 | Dec 2023 | Solar |
| Source Power Company - Aldrich | Morristown Solar II, LLC | Brier Hill, NY | New York Independent System Operator (NYIS) | 8.7 GWh | Feb 2022 | Dec 2023 | Solar |
| Source Power Company - Richland | Distributed Solar Development, LLC | Richland, NY | New York Independent System Operator (NYIS) | 2.8 GWh | Oct 2021 | Dec 2023 | Solar |
| Source Power Company - Silver Creek | Distributed Solar Development, LLC | Silver Creek, NY | New York Independent System Operator (NYIS) | 8.4 GWh | Nov 2021 | Dec 2023 | Solar |
| Source Power II - Taft CSG | Distributed Solar Development, LLC | East Syracuse, NY | New York Independent System Operator (NYIS) | 151.0 MWh | Sep 2023 | Dec 2023 | Solar |
| Source Power NY II - Locust 1 | Locust Solar LLC | Cortland, NY | New York Independent System Operator (NYIS) | 8.0 MWh | Nov 2023 | Dec 2023 | Solar |
| Source Power NY II - Whaling | Whaling Solar, LLC | Utica, NY | New York Independent System Operator (NYIS) | 824.0 MWh | Aug 2023 | Dec 2023 | Solar |
| South | Pacific Gas & Electric Co. | Manton, CA | California Independent System Operator (CISO) | 17.9 GWh | Nov 1979 | Dec 2023 | Water |
| South 49th 013445 SCS Norfolk, LLC | Sol Systems | Norfolk, NE | Western Area Power Administration - Rocky Mountain Region (WACM) | 18.2 GWh | Aug 2022 | Dec 2023 | Solar |
| South Atlantic Services Solar Farm I | South Atlantic Services Inc | Wilmington, NC | Duke Energy Carolinas (DUK) | 2.6 GWh | Nov 2013 | Dec 2023 | Solar |
| South Belridge Cogeneration Facility | AERA Energy LLC | McKittrick, CA | California Independent System Operator (CISO) | 476.3 GWh | Nov 1985 | Mar 2025 | Natural Gas |
| South Cairo | Central Hudson Gas & Elec Corp | Cairo, NY | New York Independent System Operator (NYIS) | 113.0 MWh | May 1970 | Dec 2023 | Kerosene |
| South Campus Solar | JPMorgan Chase Bank | Wilmington, DE | PJM Interconnection, LLC (PJM) | 2.6 GWh | Jul 2011 | Dec 2023 | Solar |
| South Canal Hydro-1 | Delta-Montrose Electric Association | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 16.6 GWh | May 2013 | Nov 2023 | Water |
| South Canal Hydro-3 | Delta-Montrose Electric Association | Montrose, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 12.3 GWh | Jul 2013 | Nov 2023 | Water |
| South Chestnut LLC | Avangrid Renewables LLC | Farmington, PA | PJM Interconnection, LLC (PJM) | 95.8 GWh | Mar 2012 | Dec 2023 | Wind |
| South Cheyenne Solar | Southern Power Co | South Greeley, WY | Western Area Power Administration - Rocky Mountain Region (WACM) | 310.2 GWh | - | Mar 2025 | Solar |
| South Colton | Erie Boulevard Hydropower LP | Colton, NY | New York Independent System Operator (NYIS) | 95.4 GWh | Dec 1953 | Dec 2023 | Water |
| South Dakota Wind Energy Cente | FPL Energy South Dakota Wind LLC | Highmore, SD | Western Area Power Administration - Rocky Mountain Region (WACM) | 81.3 GWh | Sep 2003 | Mar 2025 | Wind |
| South District Wastewater Treatment Plt | Miami Dade Water & Sewer Dept | Miami, FL | Florida Power & Light Co. (FPL) | 21.6 GWh | Feb 1991 | Mar 2025 | Natural Gas : 56.6% Other Biomass Gas : 43.4% |
| South Dry Creek Hydro | Hydrodynamics Inc | Red Lodge, MT | NorthWestern Corporation (NWMT) | 2.9 GWh | Aug 1985 | Nov 2023 | Water |
| South Edwards | Erie Boulevard Hydropower LP | Fine, NY | New York Independent System Operator (NYIS) | 21.6 GWh | Dec 1911 | Dec 2023 | Water |
| South Energy Center | Gainesville Regional Utilities | Gainesville, FL | Gainesville Regional Utilities (GVL) | 44.0 GWh | Apr 2009 | Dec 2023 | Natural Gas |
| South Field Energy | South Field Energy, LLC | Wellsville, OH | PJM Interconnection, LLC (PJM) | 8.4 TWh | Jul 2021 | Mar 2025 | Natural Gas |
| South Fond Du Lac | Wisconsin Power & Light Co | Fond du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 14.5 GWh | Apr 1993 | Dec 2023 | Natural Gas : 99.8% |
| South Fork Tolt | City of Seattle - (WA) | North Bend, WA | Seattle City Light (SCL) | 30.1 GWh | Oct 1995 | Dec 2023 | Water |
| South Fork Wind | Orsted Wind Power North America LLC | East Hampton, NY | New York Independent System Operator (NYIS) | 387.7 GWh | - | Mar 2025 | Wind |
| South Fork Wind Farm | South Fork Wind, LLC | Round Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 54.0 GWh | Nov 2016 | Dec 2023 | Wind |
| South Garden | South Garden LLC | Winstead, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.2 GWh | Jun 2023 | Dec 2023 | Solar |
| South Generation | Redwood Falls Public Util Comm | Redwood Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 194.0 MWh | Feb 2003 | Dec 2023 | Distillate Fuel Oil |
| South Glens Falls Hydroelectric | Boralex Hydro Operations Inc | South Glens Falls, NY | New York Independent System Operator (NYIS) | 100.9 GWh | Jul 1994 | Dec 2023 | Water |
| South Goshen Community Solar | AES Distributed Energy | Goshen, NY | New York Independent System Operator (NYIS) | 6.7 GWh | Aug 2021 | Dec 2023 | Solar |
| South Harper | Evergy Missouri West | Kansas City, MO | Southwest Power Pool (SWPP) | 197.6 GWh | Jul 2005 | Nov 2023 | Natural Gas |
| South Holston | Tennessee Valley Authority | Bristol, TN | Tennessee Valley Authority (TVA) | 94.6 GWh | Jan 1951 | Dec 2023 | Water |
| South Hurlburt Wind LLC | Caithness Shepherds Flat LLC | Arlington, OR | Bonneville Power Administration (BPAT) | 583.9 GWh | Jun 2012 | Mar 2025 | Wind |
| South Louisburg Solar | Cypress Creek Renewables | Louisburg, NC | Duke Energy Progress East (CPLE) | 9.8 GWh | Aug 2016 | Dec 2023 | Wind |
| South Main Street | Rochelle Municipal Utilities | Rochelle, IL | PJM Interconnection, LLC (PJM) | 667.0 MWh | Aug 1967 | Dec 2023 | Distillate Fuel Oil |
| South Milford Solar Plant | REUT Origination, LLC | Milford, UT | PacifiCorp East (PACE) | 7.1 GWh | Feb 2015 | Dec 2023 | Solar |
| South Mills Solar, LLC | Adapture Renewables, Inc. | Hardin, MT | NorthWestern Corporation (NWMT) | 5.5 GWh | Mar 2017 | Mar 2025 | Solar |
| South Oak Creek | Wisconsin Electric Power Co | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 TWh | Nov 1959 | Mar 2025 | Subbituminous Coal : 99.7% |
| South Oaks Hospital | South Oak Hospital | Amityville, NY | New York Independent System Operator (NYIS) | 6.4 GWh | Mar 2008 | Dec 2023 | Natural Gas |
| South Peak Wind | ALLETE Clean Energy | Geyser, MT | NorthWestern Corporation (NWMT) | 258.8 GWh | Mar 2020 | Mar 2025 | Wind |
| South Plains II | Onward Energy | Lockney, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 950.1 GWh | May 2016 | Mar 2025 | Wind |
| South Plains Wind Phase I | Evergreen Wind, LLC | Floydada, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 634.2 GWh | Oct 2015 | Mar 2025 | Wind |
| South Plant | City of Colorado Springs - (CO) | Colorado Springs, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 172.7 GWh | Oct 1962 | Mar 2025 | Natural Gas : 99.9% |
| South Plant | Waverly Municipal Elec Utility | Waverly, IA | Midcontinent Independent System Operator, Inc. (MISO) | 79.0 MWh | Apr 2000 | Dec 2023 | Distillate Fuel Oil |
| South Point Energy Center | South Point Energy Center LLC | Mohave Valley, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 2.6 TWh | Feb 2001 | Feb 2025 | Natural Gas |
| South River H4 Solar Energy Storage | North Carolina El Member Corp | Autryville, NC | Duke Energy Progress East (CPLE) | 224.0 MWh | Feb 2023 | Dec 2023 | Solar |
| South Robeson Farm | USF Surry, LLC | Rowland, NC | Duke Energy Progress East (CPLE) | 7.2 GWh | May 2012 | Dec 2023 | Solar |
| South Sioux City Solar | Tesla Inc. | Dakota, NE | Southwest Power Pool (SWPP) | 4.1 GWh | Nov 2016 | Dec 2023 | Solar |
| South Solar | Altus Power America Management, LLC | Pamplico, SC | Duke Energy Progress East (CPLE) | 3.9 GWh | Nov 2018 | Dec 2023 | Solar |
| South Strawberry | City of Strawberry Point | Strawberry Point, IA | Midcontinent Independent System Operator, Inc. (MISO) | 12.0 MWh | Dec 2001 | Dec 2023 | Distillate Fuel Oil |
| South Texas Project | STP Nuclear Operating Co | Wadsworth, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 19.7 TWh | Jul 1988 | Mar 2025 | Nuclear |
| South Trent Wind Farm | NRG Energy Inc | Sweetwater, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 264.8 GWh | Dec 2008 | Dec 2023 | Wind |
| South Valley Solar Energy Center | PNM Resources | Albuquerque, NM | Public Service Company of New Mexico (PNM) | 25.0 GWh | Nov 2015 | Dec 2023 | Solar |
| South Windsor Fuel Cell | South Energy Investments LLC | South Windsor, CT | ISO New England (ISNE) | 39.2 GWh | Feb 2020 | Dec 2023 | Natural Gas |
| South Winston Farm, LLC | Cypress Creek Renewables | Winston-Salem, NC | Duke Energy Carolinas (DUK) | 9.0 GWh | Dec 2015 | Dec 2023 | Solar |
| Southampton Power Station | Virginia Electric & Power Co | Franklin, VA | PJM Interconnection, LLC (PJM) | 340.0 GWh | Feb 1992 | Dec 2023 | Wood/Wood Waste Solids : 99.8% |
| Southampton Solar, LLC | Dominion Renewable Energy | Newsoms, VA | PJM Interconnection, LLC (PJM) | 203.7 GWh | Oct 2017 | Mar 2025 | Solar |
| Southampton Solar PV | NSTAR Electric Company | Southampton, MA | ISO New England (ISNE) | 2.6 GWh | Jan 2019 | Dec 2023 | Solar |
| Southbridge Landfill Gas-to-Energy | Southbridge Recycling and Disposal Park | Southbridge, MA | ISO New England (ISNE) | 11.7 GWh | Sep 2011 | Dec 2023 | Landfill Gas |
| Southbridge PV | Terraform Arcadia | Southbridge, MA | ISO New England (ISNE) | 3.6 GWh | Dec 2013 | Dec 2023 | Solar |
| Southbridge Solar | AES Distributed Energy | Southbridge, MA | ISO New England (ISNE) | 2.5 GWh | Feb 2016 | Feb 2025 | Solar |
| Southeast Berrien Generating Facility | North American Natural Res | Niles, MI | PJM Interconnection, LLC (PJM) | 31.6 GWh | Apr 2009 | Dec 2023 | Landfill Gas |
| Southeast Kern River Cogen | Chevron USA Inc | Bakersfield, CA | California Independent System Operator (CISO) | 57.9 GWh | Jan 1989 | Mar 2025 | Natural Gas |
| Southeast Resource Recovery | SERRF Joint Powers Authority | Long Beach, CA | California Independent System Operator (CISO) | 89.9 GWh | Jun 1988 | Mar 2024 | Non-biogenic Municipal Solid Waste : 51.7% Biogenic Municipal Solid Waste : 42.3% Natural Gas : 6.1% |
| Southerland Farm Solar | Strata Manager, LLC | Henderson, NC | Duke Energy Progress East (CPLE) | 9.7 GWh | Oct 2016 | Dec 2023 | Solar |
| Southern Current One, LLC | Southern Current One, LLC | Fairfax, SC | Dominion Energy South Carolina, Inc. (SCEG) | 16.6 GWh | Nov 2017 | Dec 2023 | Solar |
| Southern Hills Wind Farm | MidAmerican Energy Co | Creston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 875.8 GWh | Feb 2021 | Mar 2025 | Wind |
| Southern Minnesota Beet Sugar | Southern Minnesota Beet Sugar | Renville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 27.9 GWh | Aug 1976 | Mar 2025 | Subbituminous Coal : 71.8% Natural Gas : 27.5% Residual Fuel Oil : 0.7% |
| Southern Sky Renew Energy Berkley LLC | Southern Sky Renewable Energy Berkley, LLC | Berkley, MA | ISO New England (ISNE) | 3.3 GWh | May 2014 | Dec 2023 | Solar |
| Southfork Solar | Florida Power & Light Co | Parrish, FL | Florida Power & Light Co. (FPL) | 148.6 GWh | Mar 2020 | Mar 2025 | Solar |
| Southington Solar One | DG Connecticut III, LLC | Southington, CT | ISO New England (ISNE) | 8.7 GWh | Jan 2022 | Dec 2023 | Solar |
| Southold | National Grid Generation LLC | Greenport, NY | New York Independent System Operator (NYIS) | 693.0 MWh | Jul 1964 | Dec 2023 | Distillate Fuel Oil |
| Southside Water Reclamation Plant | Albuquerque City of | Albuquerque, NM | Public Service Company of New Mexico (PNM) | 17.9 GWh | Jan 1987 | Mar 2025 | Other Biomass Gas : 72.0% Natural Gas : 28.0% |
| Southwark | Constellation Power, Inc | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 73.0 MWh | May 1967 | Dec 2023 | Distillate Fuel Oil |
| Southwestern | Public Service Co of Oklahoma | Anadarko, OK | Southwest Power Pool (SWPP) | 1.0 TWh | Jun 1952 | Dec 2023 | Natural Gas |
Summary of Power Plants By State
Figures are based on March 2025 generation numbers.| State | Rank | Active Plants | Mar 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 75 | 10,399.45 GWh |
| Alaska | # 48 | 137 | 460.30 GWh |
| Arizona | # 16 | 167 | 7,756.35 GWh |
| Arkansas | # 29 | 79 | 4,503.48 GWh |
| California | # 5 | 1,565 | 15,306.94 GWh |
| Colorado | # 30 | 257 | 4,337.74 GWh |
| Connecticut | # 31 | 152 | 3,831.37 GWh |
| Delaware | # 50 | 30 | 183.34 GWh |
| District of Columbia | # 51 | 12 | 15.27 GWh |
| Florida | # 3 | 305 | 18,686.61 GWh |
| Georgia | # 9 | 239 | 9,979.52 GWh |
| Hawaii | # 46 | 67 | 749.10 GWh |
| Idaho | # 43 | 126 | 1,488.21 GWh |
| Illinois | # 4 | 332 | 15,592.21 GWh |
| Indiana | # 12 | 201 | 8,849.97 GWh |
| Iowa | # 20 | 279 | 6,323.45 GWh |
| Kansas | # 25 | 157 | 5,176.23 GWh |
| Kentucky | # 24 | 56 | 5,180.56 GWh |
| Louisiana | # 18 | 81 | 6,708.43 GWh |
| Maine | # 45 | 157 | 1,313.29 GWh |
| Maryland | # 39 | 179 | 2,427.73 GWh |
| Massachusetts | # 42 | 597 | 1,608.56 GWh |
| Michigan | # 10 | 263 | 9,898.87 GWh |
| Minnesota | # 26 | 736 | 5,082.27 GWh |
| Mississippi | # 19 | 53 | 6,374.07 GWh |
| Missouri | # 21 | 116 | 5,776.95 GWh |
| State | Rank | Active Plants | Mar 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 67 | 2,309.70 GWh |
| Nebraska | # 37 | 117 | 3,008.88 GWh |
| Nevada | # 34 | 109 | 3,381.98 GWh |
| New Hampshire | # 44 | 56 | 1,374.49 GWh |
| New Jersey | # 28 | 371 | 4,514.07 GWh |
| New Mexico | # 35 | 138 | 3,378.20 GWh |
| New York | # 8 | 818 | 10,278.94 GWh |
| North Carolina | # 11 | 877 | 9,080.20 GWh |
| North Dakota | # 33 | 57 | 3,690.67 GWh |
| Ohio | # 6 | 190 | 11,252.37 GWh |
| Oklahoma | # 17 | 129 | 6,972.70 GWh |
| Oregon | # 22 | 254 | 5,543.74 GWh |
| Pennsylvania | # 2 | 237 | 19,658.43 GWh |
| Rhode Island | # 47 | 94 | 622.24 GWh |
| South Carolina | # 14 | 194 | 8,606.12 GWh |
| South Dakota | # 41 | 52 | 1,945.10 GWh |
| Tennessee | # 23 | 85 | 5,241.09 GWh |
| Texas | # 1 | 818 | 43,194.33 GWh |
| Utah | # 36 | 114 | 3,056.84 GWh |
| Vermont | # 49 | 112 | 230.44 GWh |
| Virginia | # 15 | 214 | 8,465.83 GWh |
| Washington | # 13 | 127 | 8,662.62 GWh |
| West Virginia | # 38 | 36 | 2,977.95 GWh |
| Wisconsin | # 27 | 222 | 4,571.79 GWh |
| Wyoming | # 32 | 69 | 3,817.24 GWh |