Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Sim Gideon | Lower Colorado River Authority | Bastrop, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.0 TWh | Apr 1965 | Dec 2024 | Natural Gas |
| Simcoe Solar | Simcoe Solar | Mountain Home, ID | Idaho Power Company (IPCO) | 49.0 GWh | Feb 2017 | Sep 2025 | Solar |
| Simon Solar Farm LLC | Simon Solar Farm, LLC | Social Circle, GA | Southern Company Services, Inc. - Trans (SOCO) | 47.5 GWh | Oct 2013 | Dec 2024 | Solar |
| Simons Farm | Cypress Creek Renewables | Ahoskie, NC | PJM Interconnection, LLC (PJM) | 9.7 GWh | Dec 2015 | Dec 2024 | Solar |
| Simplot Leasing Don Plant | Simplot Leasing Corp | Pocatello, ID | Idaho Power Company (IPCO) | 65.9 GWh | Jan 1986 | Sep 2025 | Waste Heat |
| Simplot Phosphates | Simplot Phosphates LLC | Rock Springs, WY | PacifiCorp East (PACE) | 99.6 GWh | Jul 1986 | Sep 2025 | Other Fuel : 89.6% Natural Gas : 10.4% |
| Sinclair Dam | Georgia Power Co | Milledgeville, GA | Southern Company Services, Inc. - Trans (SOCO) | 102.9 GWh | Jan 1953 | Dec 2024 | Water |
| Sinclair Oil Refinery | HF Sinclair Parco Refining LLC | Sinclair, WY | PacifiCorp East (PACE) | 7.4 GWh | Dec 1924 | Jun 2025 | Natural Gas |
| Sioux | Union Electric Co - (MO) | West Alton, MO | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 TWh | Apr 1967 | Sep 2025 | Subbituminous Coal : 73.2% Bituminous Coal : 26.7% |
| Siphon Drop Power Plant | Yuma County Water User's Association | Winterhaven, CA | Western Area Power Administration - Desert Southwest Region (WALC) | 11.6 GWh | Aug 1987 | Dec 2024 | Water |
| Siphon Power Project | Central Oregon Irrigation Dist | Bend, OR | PacifiCorp West (PACW) | 15.6 GWh | Jul 1989 | Dec 2024 | Water |
| Sissonville Hydro | Boralex Hydro Operations Inc | Potsdam, NY | New York Independent System Operator (NYIS) | 15.7 GWh | Jun 1990 | Dec 2024 | Water |
| Site 980 65 | Madera-Chowchilla Power Auth | Madera, CA | California Independent System Operator (CISO) | 4.9 GWh | Jan 1985 | Jul 2024 | Water |
| Sithe Independence Station | Sithe/Independence LLC | Oswego, NY | New York Independent System Operator (NYIS) | 6.1 TWh | Jul 1994 | Sep 2025 | Natural Gas |
| SIUC | Southern Illinois University Carbondale | Carbondale, IL | Midcontinent Independent System Operator, Inc. (MISO) | 8.9 GWh | May 1998 | Sep 2025 | Bituminous Coal |
| SJ/SC WPCP | San Jose/Santa Clara Water P C | San Jose, CA | California Independent System Operator (CISO) | 83.5 GWh | Jan 1953 | Sep 2025 | Natural Gas : 51.6% Other Biomass Gas : 48.3% |
| SJA Solar LLC-Solterra Monastery CSG | SJA Solar, LLC | Spencer, MA | ISO New England (ISNE) | 27.3 GWh | Nov 2016 | Dec 2024 | Solar |
| SJRR Power LLC | SJRR | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 146.6 GWh | May 2022 | Dec 2024 | Natural Gas |
| Skalbeck Solar | Cascade Solar LLC | Sacred Heart, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.4 GWh | Oct 2022 | Dec 2024 | Solar |
| Skeleton Creek Energy Center Hybrid | Skeleton Creek Energy Center | Carrier, OK | Southwest Power Pool (SWPP) | 831.0 GWh | Nov 2020 | Sep 2025 | Wind |
| Skelton | Brookfield White Pine Hydro LLC | Dayton, ME | ISO New England (ISNE) | 57.6 GWh | Dec 1947 | Dec 2024 | Water |
| Skidmore College | Terraform Arcadia | Saratoga Springs, NY | New York Independent System Operator (NYIS) | 2.2 GWh | Jun 2014 | Dec 2024 | Solar |
| Skillman | Johnson & Johnson Consumer Inc | Skillman, NJ | PJM Interconnection, LLC (PJM) | 429.0 MWh | Feb 2011 | Dec 2024 | Solar |
| Skipjack Solar Center | AES Distributed Energy | Wayside, VA | PJM Interconnection, LLC (PJM) | 307.8 GWh | Apr 2022 | Sep 2025 | Solar |
| Skookumchuck | TransAlta Centralia Gen LLC | Tenino, WA | Bonneville Power Administration (BPAT) | 2.2 GWh | Aug 1990 | Dec 2024 | Water |
| Skookumchuck Wind Facility | Southern Power Co | Rainier, WA | Puget Sound Energy, Inc. (PSEI) | 391.7 GWh | Oct 2020 | Sep 2025 | Wind |
| Sky Global Power One | Sky Global Power One Pledgor, LLC | Rock Island, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 79.7 GWh | Apr 2016 | Dec 2024 | Natural Gas |
| Sky Ranch Solar | Sky Ranch Solar and Storage | Belen, NM | Public Service Company of New Mexico (PNM) | 502.5 GWh | Mar 2024 | Sep 2025 | Solar |
| Sky River Wind Energy Center | Sky River Wind LLC | Tehachapi, CA | California Independent System Operator (CISO) | 245.0 GWh | Jan 1991 | Dec 2024 | Wind |
| Sky Volt | Sky Volt, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.1 GWh | Jul 2012 | Dec 2024 | Wind |
| Skylark | SR Clinch, LLC | Severance, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 9.1 GWh | Nov 2015 | Dec 2024 | Solar |
| Skyline Solar | SoCore Energy LLC | Lanesborough, MA | ISO New England (ISNE) | 7.2 GWh | Aug 2022 | Dec 2024 | Solar |
| Skysol | Skysol Holdco LLC | Merrill, OR | PacifiCorp West (PACW) | 120.4 GWh | Nov 2023 | Aug 2025 | Solar |
| Skyway Avenue Solar Farm | REA Investments, LLC | Frenchville, ME | ISO New England (ISNE) | 1.5 GWh | Feb 2024 | Oct 2024 | Solar |
| SL Babylon | SL Babylon, LLC | West Babylon, NY | New York Independent System Operator (NYIS) | 13.6 GWh | Nov 2017 | Dec 2024 | Solar |
| Slate Creek | Central Rivers Power US, LLC | Lakehead, CA | PacifiCorp West (PACW) | 7.3 GWh | Apr 1990 | Dec 2024 | Water |
| Slate Creek Wind Project LLC | EDF Renewable Asset Holdings, Inc. | Geuda Springs, KS | Southwest Power Pool (SWPP) | 510.9 GWh | Nov 2015 | Dec 2024 | Wind |
| Slate Hill(CSG) | Slate Hill Solar LLC | Johnson, NY | New York Independent System Operator (NYIS) | 3.7 GWh | Oct 2021 | Dec 2024 | Solar |
| Slate Hybrid | MN8 Energy LLC | Stratford, CA | California Independent System Operator (CISO) | 740.6 GWh | Oct 2021 | Sep 2025 | Solar |
| Slayton Settlement Road Solar CSG | RPNY Solar 3, LLC | Lockport, NY | New York Independent System Operator (NYIS) | 8.8 GWh | Jan 2024 | Dec 2024 | Solar |
| Slayton Solar | Ecos Energy LLC | Slayton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Dec 2012 | Dec 2024 | Solar |
| Sleeping Bear LLC | NRG Energy Gas & Wind Holdings Inc | Woodward, OK | Southwest Power Pool (SWPP) | 63.3 GWh | Sep 2007 | Dec 2024 | Wind |
| Sleepy Eye | Sleepy Eye Public Utility Comm | Sleepy Eye, MN | Midcontinent Independent System Operator, Inc. (MISO) | 131.0 MWh | Jun 1995 | Dec 2024 | Distillate Fuel Oil |
| Slide Creek | PacifiCorp | Idleyld Park, OR | PacifiCorp West (PACW) | 62.8 GWh | Jun 1951 | Dec 2024 | Water |
| Slidematic at Rockford | Luminace Solar Illinois 2, LLC | Rockford, IL | PJM Interconnection, LLC (PJM) | 3.3 GWh | Feb 2022 | Dec 2024 | Solar |
| SloughHouse Solar, LLC | SloughHouse Solar, LLC | SloughHouse, CA | Balancing Authority of Northern California (BANC) | 35.6 GWh | - | Sep 2025 | Solar |
| Sly Creek | South Feather Water and Power Agency | Forbestown, CA | California Independent System Operator (CISO) | 30.9 GWh | Jun 1983 | Dec 2024 | Water |
| Small Mouth Bass Solar | Small Mouth Bass Solar Partners LLC | Rockbridge Baths, VA | PJM Interconnection, LLC (PJM) | 3.8 GWh | Jul 2024 | Dec 2024 | Solar |
| Smarr Energy Center | Oglethorpe Power Corporation | Forsyth, GA | Southern Company Services, Inc. - Trans (SOCO) | 202.0 GWh | May 1999 | Dec 2024 | Natural Gas |
| Smith College Central Heating Plant | The Trustees of Smith College | Northampton, MA | ISO New England (ISNE) | 14.2 GWh | Sep 2008 | Dec 2024 | Natural Gas |
| Smith Creek | LSE Pisces LLC | Nichols, NY | New York Independent System Operator (NYIS) | 6.2 GWh | Mar 2021 | Dec 2024 | Solar |
| Smith Island | A & N Electric Coop | Ewell, MD | PJM Interconnection, LLC (PJM) | 102.0 MWh | Nov 1969 | Dec 2024 | Distillate Fuel Oil |
| Smith (NH) | Central Rivers Power NH, LLC | Berlin, NH | ISO New England (ISNE) | 112.2 GWh | Jul 1948 | Dec 2024 | Water |
| Smith Solar Farm | Strata Manager, LLC | Gibson, NC | Duke Energy Progress East (CPLE) | 10.6 GWh | Jun 2019 | Dec 2024 | Solar |
| Smith (VT) | Green Mountain Power Corp | Bradford, VT | ISO New England (ISNE) | 1.6 GWh | Nov 1982 | Dec 2024 | Water |
| Smith & Wesson at Springfield MA PV | Luminace Solar Massachusetts, LLC | Springfield, MA | ISO New England (ISNE) | 2.4 GWh | Jun 2017 | Dec 2024 | Solar |
| Smithfield 1 | Greenbacker Renewable Energy Corporation | Milford, UT | Western Area Power Administration - Rocky Mountain Region (WACM) | 8.5 GWh | Mar 2024 | Dec 2024 | Solar |
| Smithfield 3 | Greenbacker Renewable Energy Corporation | Milford, UT | Western Area Power Administration - Rocky Mountain Region (WACM) | 5.5 GWh | Jun 2023 | Dec 2024 | Solar |
| Smithfield Farmland Corp Bladen | Smithfield Fresh Meats Corp. | Tar Heel, NC | Duke Energy Progress East (CPLE) | 91.0 MWh | Sep 1993 | Jul 2025 | Distillate Fuel Oil |
| Smithfield Packaged Meats Corp (Kinston) | Smithfield Packaged Meats Corp (Kinston) | Kinston, NC | Duke Energy Progress East (CPLE) | 1.2 GWh | Oct 2013 | Dec 2024 | Distillate Fuel Oil |
| Smithfield Packaged Meats Corp (Wilson) | Smithfield Packaged Meats Corp (Wilson) | Wilson, NC | Duke Energy Progress East (CPLE) | 298.0 MWh | Jan 2002 | Dec 2024 | Distillate Fuel Oil |
| Smithfield Solar Farm, LLC | Smithfield Solar Farm | Smithfield, RI | ISO New England (ISNE) | 4.4 GWh | Jun 2020 | Dec 2024 | Solar |
| Smithland Hydroelectric Plant | American Mun Power-Ohio, Inc | Smithland, KY | Midcontinent Independent System Operator, Inc. (MISO) | 328.0 GWh | Jun 2017 | Sep 2025 | Water |
| SMMPA Methane Energy Facility | Southern Minnesota Mun P Agny | Mora, MN | Midcontinent Independent System Operator, Inc. (MISO) | 366.0 MWh | Mar 2012 | Dec 2024 | Landfill Gas |
| Smoky Hills Wind Project Phase I | Smoky Hills Wind Farm I LLC | Lincoln, KS | Southwest Power Pool (SWPP) | 250.8 GWh | Dec 2007 | Dec 2024 | Wind |
| Smoky Hills Wind Project Phase II | Smoky Hills Wind Project II LLC | Lincoln, KS | Southwest Power Pool (SWPP) | 414.3 GWh | Oct 2008 | Dec 2024 | Wind |
| SMPA Solar 1 Community Solar | San Miguel Power Assn, Inc | Bedrock, CO | Public Service Company of Colorado (PSCO) | 1.7 GWh | Nov 2012 | Dec 2024 | Solar |
| SMUD at Fleshman | Sacramento PV Energy, LLC | Galt, CA | Balancing Authority of Northern California (BANC) | 5.0 GWh | Nov 2011 | Dec 2024 | Solar |
| SMUD at Grundman | Sacramento PV Energy, LLC | Elk Grove, CA | Balancing Authority of Northern California (BANC) | 29.4 GWh | Nov 2011 | Dec 2024 | Solar |
| SMUD at Lawrence | Sacramento PV Energy, LLC | Elk Grove, CA | Balancing Authority of Northern California (BANC) | 1.6 GWh | Nov 2011 | Dec 2024 | Solar |
| SMUD at Van Conett | Sacramento PV Energy, LLC | Galt, CA | Balancing Authority of Northern California (BANC) | 5.0 GWh | Nov 2011 | Dec 2024 | Solar |
| Snake Creek | Heber Light & Power Company | Midway, UT | PacifiCorp East (PACE) | 5.6 GWh | Jun 1910 | Dec 2024 | Water |
| Sneads Grove | Strata Manager, LLC | Laurinburg, NC | Duke Energy Progress East (CPLE) | 10.2 GWh | Jan 2018 | Dec 2024 | Solar |
| Snider Industries | Snider Industries Inc | Marshall, TX | Southwest Power Pool (SWPP) | 12.5 GWh | Jul 1983 | Dec 2024 | Wood/Wood Waste Solids |
| Snipesville | SR Snipesville, LLC | Denton, GA | Southern Company Services, Inc. - Trans (SOCO) | 200.9 GWh | Nov 2020 | Sep 2025 | Solar |
| Snoqualmie | Puget Sound Energy Inc | Snoqualmie, WA | Puget Sound Energy, Inc. (PSEI) | 65.9 GWh | Dec 1897 | Dec 2024 | Water |
| Snoqualmie 2 | Puget Sound Energy Inc | Snoqualmie, WA | Puget Sound Energy, Inc. (PSEI) | 108.9 GWh | Dec 1956 | Dec 2024 | Water |
| Snow Camp Solar, LLC | Cypress Creek Renewables | Snow Camp, NC | Duke Energy Progress East (CPLE) | 11.1 GWh | Feb 2016 | Dec 2024 | Solar |
| Snow Hill Solar 2 LLC | Strata Manager, LLC | Snow Hill, NC | Duke Energy Progress East (CPLE) | 3.9 GWh | Apr 2014 | Dec 2024 | Solar |
| Snowbird Power Plant | Snowbird Corporation | Snowbird, UT | PacifiCorp East (PACE) | 14.7 GWh | Nov 1986 | Dec 2024 | Natural Gas |
| Snowden | Town of Bedford - (VA) | Big Island, VA | PJM Interconnection, LLC (PJM) | 13.9 GWh | Jul 1987 | Dec 2024 | Water |
| Snowden River CSG | Snowden River Parkway, LLC | Columbia, MD | PJM Interconnection, LLC (PJM) | 3.2 GWh | May 2021 | Dec 2024 | Solar |
| Sobania Community Solar LLC | Madison Energy Holdings LLC | Clear Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Aug 2020 | Dec 2024 | Solar |
| Soboba Community Solar Project | Soboba Band of Luiseno Indians | San Jacinto, CA | California Independent System Operator (CISO) | 3.4 GWh | Jul 2016 | Dec 2024 | Solar |
| SoCore Clovis 1 | SoCore Clovis 1 LLC | Clovis, NM | Southwest Power Pool (SWPP) | 4.3 GWh | Mar 2021 | Dec 2024 | Solar |
| Sod Run WTP A | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 3.3 GWh | Nov 2015 | Dec 2024 | Solar |
| Soda | PacifiCorp | Soda Springs, ID | PacifiCorp East (PACE) | 19.1 GWh | Jun 1924 | Dec 2024 | Water |
| Soda Lake 3 | AMOR IX, LLC | Fallon, NV | Nevada Power Company (NEVP) | 120.0 GWh | Oct 2019 | Sep 2025 | Geothermal |
| Soda Springs | PacifiCorp | Idleyld Park, OR | PacifiCorp West (PACW) | 48.9 GWh | Feb 1952 | Dec 2024 | Water |
| Soft Maple | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 38.4 GWh | Dec 1924 | Dec 2024 | Water |
| SoINCPower5, LLC | Duke Energy Renewables Services | Battleboro, NC | PJM Interconnection, LLC (PJM) | 8.3 GWh | Apr 2015 | Dec 2024 | Solar |
| SoINCPower6, LLC | Duke Energy Renewables Services | Sunbury, NC | PJM Interconnection, LLC (PJM) | 10.5 GWh | Sep 2015 | Dec 2024 | Solar |
| Sol Orchard El Centro PV | Sol Orchard Imperial 1, LLC | El Centro, CA | Imperial Irrigation District (IID) | 47.1 GWh | Sep 2013 | Dec 2024 | Solar |
| Sol Phoenix | Greenbacker Renewable Energy Corporation | Capitol Heights, MD | PJM Interconnection, LLC (PJM) | 3.6 GWh | Dec 2019 | Dec 2024 | Solar |
| SolaireHolman Solar Project | SolaireHolman 1, LLC | Alpine, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 108.8 GWh | Mar 2017 | Sep 2025 | Solar |
| Solana Generating Station | Arizona Solar One LLC | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 859.3 GWh | Sep 2013 | Sep 2025 | Solar |
| Solano County Cogen Plant | Solano County | Fairfield, CA | California Independent System Operator (CISO) | 7.8 GWh | May 1989 | Dec 2024 | Natural Gas |
| Solano Wind | Sacramento Municipal Util Dist | Rio Vista, CA | California Independent System Operator (CISO) | 802.2 GWh | May 1994 | Sep 2025 | Wind |
| Solar BESS Hybrid | Cobb Electric Membership Corporation | Marietta, GA | Southern Company Services, Inc. - Trans (SOCO) | 2.3 GWh | Sep 2020 | Dec 2024 | Solar : 94.6% Natural Gas : 5.4% |
| Solar Blue | Westlands Solar Blue (OZ) Owner, LLC | Lemoore, CA | California Independent System Operator (CISO) | 658.1 GWh | Nov 2023 | Sep 2025 | 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 |