Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Siphon Drop Power Plant | Yuma County Water User's Association | Winterhaven, CA | Western Area Power Administration - Desert Southwest Region (WALC) | 12.8 GWh | Aug 1987 | Dec 2023 | Water |
| SWM Fuel Cell | Yaphank Fuel Cell Park, LLC | Yaphank, NY | New York Independent System Operator (NYIS) | 57.4 GWh | Nov 2021 | Dec 2023 | Natural Gas |
| SC 1 Data Center, Phase 2 | Xeres Ventures LLC | Santa Clara, CA | California Independent System Operator (CISO) | 2.1 GWh | Aug 2011 | Feb 2025 | Distillate Fuel Oil |
| Sumpter | Wolverine Power Supply Coop | Belleville, MI | Midcontinent Independent System Operator, Inc. (MISO) | 120.0 GWh | Jun 2002 | Nov 2023 | Natural Gas |
| Superior Landfill Gas Recovery | WM Renewable Energy LLC | Savannah, GA | Southern Company Services, Inc. - Trans (SOCO) | 46.9 GWh | Oct 2009 | Dec 2023 | Landfill Gas |
| Suburban Landfill Gas Recovery | WM Renewable Energy LLC | Glenford, OH | PJM Interconnection, LLC (PJM) | 30.5 GWh | Dec 2010 | Dec 2023 | Landfill Gas |
| Spruce Ridge Gas Recovery | WM Renewable Energy LLC | Glencoe, MN | Midcontinent Independent System Operator, Inc. (MISO) | 20.2 GWh | Mar 2008 | Dec 2023 | Landfill Gas |
| Springhill Gas Recovery Plant | WM Renewable Energy LLC | Campbellton, FL | Southern Company Services, Inc. - Trans (SOCO) | 32.9 GWh | Apr 2006 | Dec 2023 | Landfill Gas |
| Settlers Hill Gas Recovery | WM Illinois Renewable Energy LLC | Batavia, IL | PJM Interconnection, LLC (PJM) | 24.9 GWh | Sep 1988 | Dec 2023 | Landfill Gas |
| Sandstone Rapids | Wisconsin Public Service Corp | Town of Stephenson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.2 GWh | Dec 1924 | Dec 2023 | Water |
| Sheboygan Falls | Wisconsin Power & Light Co | Sheboygan, WI | Midcontinent Independent System Operator, Inc. (MISO) | 546.5 GWh | May 2005 | Dec 2023 | 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% |
| Springfield Solar (WI) | Wisconsin Power & Light Co | Lomira, WI | Midcontinent Independent System Operator, Inc. (MISO) | 191.2 GWh | Nov 2023 | Feb 2025 | Solar |
| South Oak Creek | Wisconsin Electric Power Co | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 TWh | Nov 1959 | Feb 2025 | Subbituminous Coal : 99.7% |
| Swift Creek Chemical Complex | White Springs Agrici Chem Inc | White Springs, FL | Duke Energy Florida, Inc. (FPC) | 61.1 GWh | Dec 1979 | Feb 2025 | Other Fuel : 92.5% Natural Gas : 7.5% |
| Source Power NY II - Whaling | Whaling Solar, LLC | Utica, NY | New York Independent System Operator (NYIS) | 824.0 MWh | Aug 2023 | Dec 2023 | Solar |
| Seminole Mill | WestRock Seminole | Jacksonville, FL | JEA (JEA) | 128.9 GWh | Jan 1957 | Dec 2023 | Natural Gas |
| Solar Blue | Westlands Solar Blue (OZ) Owner, LLC | Lemoore, CA | California Independent System Operator (CISO) | 645.6 GWh | Nov 2023 | Feb 2025 | Solar : 95.7% |
| Silver Lake Solar Photovoltaic Facility | Western Massachusetts Electric Company | Pittsfield, MA | ISO New England (ISNE) | 1.4 GWh | Nov 2010 | Dec 2023 | Solar |
| Shawnee - GA | Westbound Solar LLC | Waynesboro, GA | Southern Company Services, Inc. - Trans (SOCO) | 4.5 GWh | Sep 2020 | 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 |
| Stanton Energy Reliability Center Hybrid | Wellhead Services, Inc | Stanton, CA | California Independent System Operator (CISO) | 2.3 GWh | Jun 2020 | Feb 2025 | Natural Gas |
| Silver Maple | WEB Silver Maple Wind LLC | Clifton, ME | ISO New England (ISNE) | 52.1 GWh | Sep 2022 | Dec 2023 | Wind |
| South Plant | Waverly Municipal Elec Utility | Waverly, IA | Midcontinent Independent System Operator, Inc. (MISO) | 79.0 MWh | Apr 2000 | Dec 2023 | Distillate Fuel Oil |
| Salt Palace Solar Gen Plant | Wasatch View Solar LLC | Salt Lake City, UT | PacifiCorp East (PACE) | 2.0 GWh | Apr 2012 | Dec 2023 | Solar |
| Shelter Creek Condominiums Solar | Vista Solar, Inc. | San Bruno, CA | California Independent System Operator (CISO) | 3.4 GWh | Jan 2020 | 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% |
| Surry | Virginia Electric & Power Co | Surry, VA | PJM Interconnection, LLC (PJM) | 12.9 TWh | Nov 1972 | Feb 2025 | Nuclear |
| Spalding | Village of Spalding - (NE) | Spalding, NE | Southwest Power Pool (SWPP) | 5.0 MWh | Jun 1919 | Dec 2023 | Distillate Fuel Oil : 60.0% Water : 40.0% |
| Spruance Operating Services LLC | Veolia Energy Operating Service | Richmond, VA | PJM Interconnection, LLC (PJM) | 59.0 GWh | Apr 1992 | Feb 2025 | Natural Gas |
| Stanford | VC Renewables | Stanfordville, NY | New York Independent System Operator (NYIS) | 9.4 GWh | Jul 2021 | Dec 2023 | Solar |
| Stock Island | Utility Board of Key West City | Stock Island, FL | Florida Power & Light Co. (FPL) | 3.0 GWh | Oct 1978 | Dec 2023 | Distillate Fuel Oil |
| Spanish Fork Community Solar | Utah Municipal Power Agency | Spanish Fork, UT | PacifiCorp East (PACE) | 7.2 GWh | Jun 2021 | Dec 2023 | Solar |
| San Emidio | USG Nevada LLC | Gerlach, NV | Nevada Power Company (NEVP) | 83.0 GWh | Apr 2012 | Dec 2023 | Geothermal |
| South Robeson Farm | USF Surry, LLC | Rowland, NC | Duke Energy Progress East (CPLE) | 7.2 GWh | May 2012 | Dec 2023 | Solar |
| Sarah Solar | USF Surry, LLC | Louisburg, NC | Duke Energy Progress East (CPLE) | 7.9 GWh | Jun 2015 | Dec 2023 | Solar |
| Stockton Hydro | USCE-Kansas City District | Stockton, MO | Southwestern Power Administration (SPA) | 35.0 GWh | Feb 1973 | Dec 2023 | Water |
| Sam Rayburn Dam | USACE-Fort Worth District | Jasper, TX | Midcontinent Independent System Operator, Inc. (MISO) | 106.5 GWh | Aug 1965 | Dec 2023 | Water |
| Saint Marys Falls | USACE-Detroit District | Sault Ste. Marie, MI | Midcontinent Independent System Operator, Inc. (MISO) | 162.7 GWh | Jun 1932 | Dec 2023 | Water |
| St Stephen | US Army Corps of Engineers | St. Stephen, SC | South Carolina Public Service Authority (SC) | 205.8 GWh | Feb 1985 | Dec 2023 | Water |
| Sioux | Union Electric Co - (MO) | West Alton, MO | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 TWh | Apr 1967 | Feb 2025 | Subbituminous Coal : 76.4% Bituminous Coal : 23.5% |
| Spirit Mountain | U S Bureau of Reclamation | Cody, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 18.4 GWh | Sep 1994 | Oct 2023 | Water |
| Seminoe | U S Bureau of Reclamation | Sinclair, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 140.7 GWh | Jul 1939 | Dec 2023 | Water |
| Stampede | U S Bureau of Reclamation | Truckee, CA | Nevada Power Company (NEVP) | 875.0 MWh | Dec 1987 | Feb 2025 | Water |
| Shasta | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 2.4 TWh | May 1944 | Feb 2025 | Water |
| Spring Creek | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 321.6 GWh | Dec 1963 | Feb 2025 | Water |
| Shoshone (WY) | U S Bureau of Reclamation | Cody, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 20.1 GWh | Mar 1922 | Dec 2023 | Water |
| Security | TX LFG Energy, LP | Cleveland, TX | Midcontinent Independent System Operator, Inc. (MISO) | 15.2 GWh | Feb 2003 | Dec 2023 | Landfill Gas |
| Springerville | Tucson Electric Power Co | Springerville, AZ | Tucson Electric Power (TEPC) | 5.3 TWh | May 1985 | Feb 2025 | Subbituminous Coal : 99.2% |
| Sand Bar Power Plant | Tri-Dam Power Authority | Stanislaus Ntl. Fores, CA | California Independent System Operator (CISO) | 124.3 GWh | Apr 1986 | Dec 2023 | Water |
| Skookumchuck | TransAlta Centralia Gen LLC | Tenino, WA | Bonneville Power Administration (BPAT) | 3.2 GWh | Aug 1990 | Dec 2023 | Water |
| Stafford MS Ground Mount Community Solar | Town of Stafford - (CT) | Stafford, CT | ISO New England (ISNE) | 3.2 GWh | Jun 2016 | Dec 2023 | Solar |
| South Cary WRF Solar Array | Town Of Cary | Apex, NC | Duke Energy Progress East (CPLE) | 1.3 GWh | Nov 2012 | Dec 2022 | Solar |
| Snowden | Town of Bedford - (VA) | Big Island, VA | PJM Interconnection, LLC (PJM) | 14.0 GWh | Jul 1987 | Dec 2023 | Water |
| SSD Clackamas 1, LLC | Thor Solar 1 CEI, LLC | Boring, OR | Portland General Electric Company (PGE) | 6.5 GWh | Nov 2020 | Dec 2023 | Solar |
| SSD Clackamas 4, LLC | Thor Solar 1 CEI, LLC | Molalla, OR | Portland General Electric Company (PGE) | 4.1 GWh | Nov 2020 | Dec 2023 | Solar |
| SSD Marion 1, LLC | Thor Solar 1 CEI, LLC | Grevais, OR | Portland General Electric Company (PGE) | 3.0 GWh | Nov 2020 | Dec 2023 | Solar |
| SSD Clackamas 7, LLC | Thor Solar 1 CEI, LLC | Molalla, OR | Portland General Electric Company (PGE) | 3.9 GWh | Nov 2020 | Dec 2023 | Solar |
| SSD Marion 3, LLC | Thor Solar 1 CEI, LLC | Salem, OR | Portland General Electric Company (PGE) | 3.3 GWh | Nov 2020 | Dec 2023 | Solar |
| SSD Marion 5, LLC | Thor Solar 1 CEI, LLC | Woodburn, OR | Portland General Electric Company (PGE) | 4.0 GWh | Nov 2020 | Dec 2023 | Solar |
| SSD Marion 6, LLC | Thor Solar 1 CEI, LLC | Aurora, OR | Portland General Electric Company (PGE) | 3.7 GWh | Nov 2020 | Dec 2023 | Solar |
| Smith College Central Heating Plant | The Trustees of Smith College | Northampton, MA | ISO New England (ISNE) | 15.1 GWh | Sep 2008 | Dec 2023 | Natural Gas |
| Sabine River Operations | The Dow Chemical Company | Orange, TX | Midcontinent Independent System Operator, Inc. (MISO) | 2.8 TWh | Dec 1947 | Feb 2025 | Natural Gas : 99.3% Other Gas : 0.7% |
| Sacramento Fairbain Water Treatment Plant | Tesla Inc. | Sacramento, CA | Balancing Authority of Northern California (BANC) | 1.1 GWh | Jan 2013 | Dec 2023 | Solar |
| South Sioux City Solar | Tesla Inc. | Dakota, NE | Southwest Power Pool (SWPP) | 4.1 GWh | Nov 2016 | Dec 2023 | Solar |
| Sacramento Regional County Sanitation PV | Tesla Inc. | Elk Grove, CA | Balancing Authority of Northern California (BANC) | 7.4 GWh | Nov 2017 | Dec 2023 | Solar |
| Sullivan County - Adult Care Solar | Tesla Inc. | Liberty, NY | New York Independent System Operator (NYIS) | 2.3 GWh | Apr 2017 | Dec 2023 | Solar |
| Susquehanna University Solar | Terraform Arcadia | Selinsgrove, PA | PJM Interconnection, LLC (PJM) | 4.7 GWh | Aug 2018 | Dec 2023 | Solar |
| Sue Cleveland High School | Terraform Arcadia | Rio Rancho, NM | Public Service Company of New Mexico (PNM) | 2.1 GWh | Oct 2013 | Dec 2023 | Solar |
| Southbridge PV | Terraform Arcadia | Southbridge, MA | ISO New England (ISNE) | 3.6 GWh | Dec 2013 | Dec 2023 | Solar |
| Sacramento (SMUD) | Terraform Arcadia | Sacramento, CA | Balancing Authority of Northern California (BANC) | 2.1 GWh | Jul 2014 | Dec 2023 | Solar |
| Skidmore College | Terraform Arcadia | Saratoga Springs, NY | New York Independent System Operator (NYIS) | 2.3 GWh | Jun 2014 | Dec 2023 | Solar |
| Seminole | Terraform Arcadia | Donalsonville, GA | Southern Company Services, Inc. - Trans (SOCO) | 1.4 GWh | Sep 2014 | Dec 2023 | Solar |
| San Gorgonio Westwinds II LLC | Terra-Gen Operating Co-Wind | North Palm Springs, CA | California Independent System Operator (CISO) | 112.4 GWh | May 1999 | Dec 2023 | Wind |
| SEGS IX | Terra-Gen Operating Co-Solar | Hinkley, CA | California Independent System Operator (CISO) | 112.0 GWh | Aug 1990 | Sep 2024 | Solar |
| South Holston | Tennessee Valley Authority | Bristol, TN | Tennessee Valley Authority (TVA) | 94.6 GWh | Jan 1951 | Dec 2023 | Water |
| Sequoyah | Tennessee Valley Authority | Soddy Daisy, TN | Tennessee Valley Authority (TVA) | 11.7 TWh | Jun 1981 | Feb 2025 | Nuclear |
| Shawnee | Tennessee Valley Authority | West Paducah, KY | Tennessee Valley Authority (TVA) | 6.2 TWh | Mar 1953 | Feb 2025 | Subbituminous Coal : 99.8% |
| Sagamore Plant Cogeneration | Tate & Lyle Ingredients Americas Inc | Lafayette, IN | Midcontinent Independent System Operator, Inc. (MISO) | 20.1 GWh | Sep 1984 | Feb 2025 | Natural Gas |
| Syncarpha Westminster Hybrid CSG | Syncarpha Westminster, LLC | Westminster, MA | ISO New England (ISNE) | 6.4 GWh | Oct 2022 | Dec 2023 | Solar |
| Syncarpha Tewksbury Hybrid CSG | Syncarpha Tewksbury, LLC | Tewksbury, MA | ISO New England (ISNE) | 4.1 GWh | Jan 2022 | Dec 2023 | Solar |
| Syncarpha Taos | Syncarpha Taos I, LLC | Taos, NM | Public Service Company of New Mexico (PNM) | 8.2 GWh | Apr 2020 | Dec 2023 | Solar |
| Syncarpha Still River, LLC CSG | Syncarpha Still River, LLC | Bolton, MA | ISO New England (ISNE) | 3.5 GWh | Nov 2016 | Dec 2023 | Solar |
| Syncarpha Questa | Syncarpha Questa I, LLC | Cerro, NM | Public Service Company of New Mexico (PNM) | 4.0 GWh | Dec 2019 | Dec 2023 | Solar |
| Syncarpha Puddon II Hybrid CSG | Syncarpha Puddon II, LLC | Northbridge, MA | ISO New England (ISNE) | 9.3 GWh | Feb 2021 | Dec 2022 | Solar |
| Syncarpha Puddon I Hybrid CSG | Syncarpha Puddon I, LLC | Northbridge, MA | ISO New England (ISNE) | 8.9 GWh | Feb 2021 | Dec 2022 | Solar |
| Syncarpha Palmer, LLC | Syncarpha Palmer, LLC | Palmer, MA | ISO New England (ISNE) | 7.7 GWh | Nov 2015 | Dec 2023 | Solar |
| Syncarpha Northbridge II Hybrid CSG | Syncarpha Northbridge II, LLC | Whitinsville, MA | ISO New England (ISNE) | 8.3 GWh | Mar 2021 | Dec 2023 | Solar |
| Syncarpha Northbridge I Hybrid(CSG) | Syncarpha Northbridge I, LLC | Whitinsville, MA | ISO New England (ISNE) | 8.6 GWh | Nov 2021 | Dec 2023 | Solar |
| Syncarpha Northampton Hybrid CSG | Syncarpha Northampton, LLC | Northampton, MA | ISO New England (ISNE) | 5.0 GWh | Nov 2020 | Dec 2023 | Solar |
| Syncarpha Millbury Hybrid (CSG) | Syncarpha Millbury, LLC | Millbury, MA | ISO New England (ISNE) | 7.8 GWh | Sep 2022 | Dec 2023 | Solar |
| Syncarpha Leicester Hybrid CSG | Syncarpha Leicester, LLC | Leicester, MA | ISO New England (ISNE) | 4.4 GWh | May 2021 | Dec 2023 | Solar : 99.5% Electricity used for energy storage : 0.5% |
| Syncarpha Hancock III CSG | Syncarpha Hancock III, LLC | Pittsfield, MA | ISO New England (ISNE) | 1.5 GWh | Oct 2017 | Dec 2023 | Solar |
| Syncarpha Hancock II CSG | Syncarpha Hancock II, LLC | Hancock, MA | ISO New England (ISNE) | 3.1 GWh | Oct 2017 | Dec 2023 | Solar |
| Syncarpha Hancock I CSG | Syncarpha Hancock I, LLC | Hancock, MA | ISO New England (ISNE) | 2.9 GWh | Oct 2017 | Dec 2023 | Solar |
| Syncarpha Halifax Hybrid CSG | Syncarpha Halifax, LLC | Halifax, MA | ISO New England (ISNE) | 2.7 GWh | Nov 2020 | Dec 2023 | Solar : 99.0% |
| Syncarpha El Rito | Syncarpha El Rito I, LLC | El Rito, NM | Public Service Company of New Mexico (PNM) | 3.8 GWh | Nov 2019 | Dec 2023 | Solar |
| Syncarpha Eagle Nest | Syncarpha Eagle Nest I, LLC | Eagle Nest, NM | Public Service Company of New Mexico (PNM) | 2.3 GWh | Oct 2018 | Dec 2023 | Solar |
| Syncarpha Blandford Hybrid CSG | Syncarpha Blandford, LLC | Blandford, MA | ISO New England (ISNE) | 8.1 GWh | Nov 2019 | Dec 2023 | Solar |
| Sylvamo Corporation Eastover Facility | Sylvamo Corporation - Eastover | Eastover, SC | Dominion Energy South Carolina, Inc. (SCEG) | 512.0 GWh | Mar 1984 | Feb 2025 | Black Liquor : 72.7% Wood/Wood Waste Solids : 16.1% Natural Gas : 10.3% Waste/Other Oil : 0.8% |
Summary of Power Plants By State
Figures are based on February 2025 generation numbers.| State | Rank | Active Plants | Feb 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 75 | 10,454.23 GWh |
| Alaska | # 48 | 136 | 486.57 GWh |
| Arizona | # 15 | 165 | 7,949.76 GWh |
| Arkansas | # 28 | 80 | 4,750.62 GWh |
| California | # 5 | 1,593 | 15,002.38 GWh |
| Colorado | # 30 | 265 | 4,484.87 GWh |
| Connecticut | # 34 | 152 | 3,568.74 GWh |
| Delaware | # 49 | 31 | 376.39 GWh |
| District of Columbia | # 51 | 12 | 16.79 GWh |
| Florida | # 3 | 304 | 17,498.62 GWh |
| Georgia | # 8 | 241 | 10,439.72 GWh |
| Hawaii | # 46 | 66 | 666.80 GWh |
| Idaho | # 44 | 143 | 1,423.14 GWh |
| Illinois | # 4 | 338 | 15,696.94 GWh |
| Indiana | # 12 | 203 | 9,055.86 GWh |
| Iowa | # 20 | 281 | 6,506.74 GWh |
| Kansas | # 24 | 157 | 5,156.03 GWh |
| Kentucky | # 21 | 56 | 6,138.53 GWh |
| Louisiana | # 17 | 80 | 7,192.83 GWh |
| Maine | # 45 | 159 | 1,123.08 GWh |
| Maryland | # 39 | 181 | 2,579.41 GWh |
| Massachusetts | # 42 | 599 | 1,604.74 GWh |
| Michigan | # 10 | 267 | 10,280.63 GWh |
| Minnesota | # 27 | 740 | 5,066.98 GWh |
| Mississippi | # 22 | 55 | 5,414.37 GWh |
| Missouri | # 19 | 118 | 6,559.07 GWh |
| State | Rank | Active Plants | Feb 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 69 | 2,324.85 GWh |
| Nebraska | # 36 | 119 | 3,333.41 GWh |
| Nevada | # 37 | 109 | 3,002.03 GWh |
| New Hampshire | # 43 | 56 | 1,435.29 GWh |
| New Jersey | # 31 | 375 | 4,428.89 GWh |
| New Mexico | # 38 | 140 | 2,585.31 GWh |
| New York | # 11 | 830 | 10,266.35 GWh |
| North Carolina | # 9 | 880 | 10,422.85 GWh |
| North Dakota | # 33 | 57 | 3,825.72 GWh |
| Ohio | # 6 | 190 | 12,150.65 GWh |
| Oklahoma | # 18 | 131 | 6,818.46 GWh |
| Oregon | # 25 | 259 | 5,152.36 GWh |
| Pennsylvania | # 2 | 240 | 21,039.59 GWh |
| Rhode Island | # 47 | 95 | 598.64 GWh |
| South Carolina | # 14 | 198 | 8,120.13 GWh |
| South Dakota | # 41 | 52 | 1,740.50 GWh |
| Tennessee | # 26 | 84 | 5,101.16 GWh |
| Texas | # 1 | 813 | 43,152.96 GWh |
| Utah | # 35 | 119 | 3,334.96 GWh |
| Vermont | # 50 | 112 | 195.02 GWh |
| Virginia | # 13 | 215 | 8,814.15 GWh |
| Washington | # 16 | 137 | 7,908.11 GWh |
| West Virginia | # 29 | 36 | 4,645.25 GWh |
| Wisconsin | # 23 | 221 | 5,315.49 GWh |
| Wyoming | # 32 | 73 | 3,941.95 GWh |