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) | 11.6 GWh | Aug 1987 | Dec 2024 | Water |
| Sioux | Union Electric Co - (MO) | West Alton, MO | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 TWh | Apr 1967 | Oct 2025 | Subbituminous Coal : 73.7% Bituminous Coal : 26.2% |
| Sinclair Oil Refinery | HF Sinclair Parco Refining LLC | Sinclair, WY | PacifiCorp East (PACE) | 7.4 GWh | Dec 1924 | Jun 2025 | Natural Gas |
| Sinclair Dam | Georgia Power Co | Milledgeville, GA | Southern Company Services, Inc. - Trans (SOCO) | 102.9 GWh | Jan 1953 | Dec 2024 | Water |
| Simplot Phosphates | Simplot Phosphates LLC | Rock Springs, WY | PacifiCorp East (PACE) | 99.1 GWh | Jul 1986 | Oct 2025 | Other Fuel : 88.4% Natural Gas : 11.6% |
| Simplot Leasing Don Plant | Simplot Leasing Corp | Pocatello, ID | Idaho Power Company (IPCO) | 66.0 GWh | Jan 1986 | Oct 2025 | Waste Heat |
| Simons Farm | Cypress Creek Renewables | Ahoskie, NC | PJM Interconnection, LLC (PJM) | 9.7 GWh | Dec 2015 | Dec 2024 | 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 |
| Simcoe Solar | Simcoe Solar | Mountain Home, ID | Idaho Power Company (IPCO) | 48.8 GWh | Feb 2017 | Oct 2025 | Solar |
| Sim Gideon | Lower Colorado River Authority | Bastrop, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.0 TWh | Apr 1965 | Dec 2024 | Natural Gas |
| Silvis | Ketchikan Public Utilities | Ketchikan, AK | 2.8 GWh | Dec 1967 | Dec 2024 | Water | |
| Silvi Gibraltar Rock | CVI CleanCapital Solar 5 LLC | Belle Mead, NJ | PJM Interconnection, LLC (PJM) | 2.7 GWh | Sep 2016 | Dec 2024 | Solar |
| Silverton Solar | Silverton Solar, LLC | Silverton, OR | Portland General Electric Company (PGE) | 12.0 MWh | Nov 2017 | Dec 2024 | Solar |
| Silverhawk | Nevada Power Co | North Las Vegas, NV | Nevada Power Company (NEVP) | 2.6 TWh | Apr 2004 | Oct 2025 | Natural Gas |
| Silver State Solar Power South | Silver State Solar Power South, LLC | Primm Valley, NV | California Independent System Operator (CISO) | 673.2 GWh | Oct 2015 | Oct 2025 | Solar |
| Silver State Solar Power North | Silver State Solar Power North, LLC | Primm, NV | Nevada Power Company (NEVP) | 114.0 GWh | Apr 2012 | Oct 2025 | Solar |
| Silver Star I Wind Power Project | Silver Star I Power Partners LLC | Dublin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 200.5 GWh | Aug 2008 | Dec 2024 | Wind |
| Silver Sage Windpower | Duke Energy Renewables Services | Cheyenne, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 101.0 GWh | Sep 2009 | Oct 2025 | Wind |
| Silver Palm | Florida Power & Light Co | TBD, FL | Florida Power & Light Co. (FPL) | 155.0 GWh | Dec 2023 | Oct 2025 | Solar |
| Silver Maple | WEB Silver Maple Wind LLC | Clifton, ME | ISO New England (ISNE) | 58.7 GWh | Sep 2022 | Dec 2024 | Wind |
| Silver Lake (VT) | Green Mountain Power Corp | Salisbury, VT | ISO New England (ISNE) | 4.6 GWh | Jan 1917 | Dec 2024 | Water |
| Silver Lake Solar WI, LLC | Wisconsin Electric Power Co | Salem, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2023 | May 2024 | Solar |
| Silver Lake Solar Photovoltaic Facility | Western Massachusetts Electric Company | Pittsfield, MA | ISO New England (ISNE) | 805.0 MWh | Nov 2010 | Dec 2024 | Solar |
| Silver Lake Solar Farm | Public Service Elec & Gas Co | Edison, NJ | PJM Interconnection, LLC (PJM) | 2.5 GWh | Sep 2010 | Dec 2024 | Solar |
| Silver Lake Garden | Excelsior Energy Capital | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Dec 2020 | Dec 2024 | Solar |
| Silver Creek | Cooperative Energy | Prentiss, MS | Midcontinent Independent System Operator, Inc. (MISO) | 427.7 GWh | May 2003 | Dec 2024 | Natural Gas |
| Silver City WWTP PV Project | Affordable Solar Silver City, LLC | Silver City, NM | Public Service Company of New Mexico (PNM) | 2.0 GWh | May 2013 | Dec 2024 | Solar |
| Silveira Ranch Road Solar | Silveira Ranch Road Solar | Novato, CA | California Independent System Operator (CISO) | 4.1 GWh | Feb 2021 | Dec 2024 | Solar |
| Silicon Valley Clean Water | Silicon Valley Clean Water | Redwood City, CA | California Independent System Operator (CISO) | 7.0 GWh | Feb 2015 | Dec 2024 | Other Biomass Gas : 71.4% Natural Gas : 28.6% |
| Siler City Solar 2 | Siler City Solar 2, LLC | Siler City, NC | Duke Energy Progress East (CPLE) | 9.4 GWh | Sep 2018 | Dec 2024 | Solar |
| Siler 421 Farm, LLC | Heelstone Energy Holdings, LLC | Siler City, NC | Duke Energy Progress East (CPLE) | 9.6 GWh | Nov 2016 | Dec 2024 | Solar |
| Silas Ray | Brownsville Public Utilities Board | Brownsville, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 103.4 GWh | Apr 1952 | Dec 2024 | Natural Gas |
| Sikorsky Aircraft CHP | Sikorsky Aircraft Corporation | Stratford, CT | ISO New England (ISNE) | 53.1 GWh | May 2010 | Dec 2024 | Natural Gas : 99.8% |
| Sikeston Power Station | City of Sikeston - (MO) | Sikeston, MO | Southwestern Power Administration (SPA) | 1.5 TWh | Aug 1981 | Oct 2025 | Subbituminous Coal : 99.9% |
| Sigurd Solar LLC | Sigurd Solar LLC | Sigurd, UT | PacifiCorp East (PACE) | 201.7 GWh | Apr 2021 | Oct 2025 | Solar |
| Signature Breads Chelsea | JDC 65R Owner, LLC | Chelsea, MA | ISO New England (ISNE) | 2.0 MWh | Apr 2019 | Dec 2023 | Distillate Fuel Oil |
| Signal Hill West Unit | Signal Hill Petroleum, Inc | Signal Hill, CA | California Independent System Operator (CISO) | 40.0 GWh | Jun 2004 | Oct 2025 | Other Gas |
| Signal Hill Generating LLC | Signal Hill Generating LLC | Wichita Falls, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 2.0 GWh | May 1987 | Nov 2024 | Natural Gas |
| Sigmon Catawba Farm | Strata Manager, LLC | Newton, NC | Duke Energy Carolinas (DUK) | 3.2 GWh | May 2014 | Dec 2024 | Solar |
| Sigel Wind Park | DTE Electric Company | Harbor Beach, MI | Midcontinent Independent System Operator, Inc. (MISO) | 250.1 GWh | Nov 2012 | Oct 2025 | Wind |
| Sierra Solar Greenworks | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 39.5 GWh | Oct 2015 | Dec 2024 | Solar |
| Sierra Pacific Sonora | Sierra Pacific Industries | Standard, CA | California Independent System Operator (CISO) | 34.9 GWh | Jan 2001 | Dec 2024 | Wood/Wood Waste Solids |
| Sierra Pacific Quincy Facility | Sierra Pacific Industries | Quincy, CA | California Independent System Operator (CISO) | 192.5 GWh | Nov 1986 | Dec 2024 | Wood/Wood Waste Solids |
| Sierra Pacific Lincoln Facility | Sierra Pacific Industries | Lincoln, CA | California Independent System Operator (CISO) | 94.1 GWh | Feb 2004 | Dec 2024 | Wood/Wood Waste Solids |
| Sierra Pacific Industries (2042-RD) | Sierra Pacific Industries | Red Bluff, CA | California Independent System Operator (CISO) | 16.3 GWh | Apr 2020 | Dec 2024 | Solar |
| Sierra Pacific Chinese Camp | Sierra Pacific Industries | Chinese Camp, CA | California Independent System Operator (CISO) | 4.6 GWh | Feb 2022 | Dec 2024 | Solar |
| Sierra Pacific Burney Facility | Sierra Pacific Industries | Burney, CA | California Independent System Operator (CISO) | 96.3 GWh | Sep 1986 | Dec 2024 | Wood/Wood Waste Solids |
| Sierra Pacific Burlington Facility | Sierra Pacific Industries | Mt Vernon, WA | Puget Sound Energy, Inc. (PSEI) | 151.4 GWh | Feb 2007 | Dec 2024 | Wood/Wood Waste Solids |
| Sierra Pacific Aberdeen | Sierra Pacific Industries | Aberdeen, WA | Bonneville Power Administration (BPAT) | 128.4 GWh | Feb 2003 | Dec 2024 | Wood/Wood Waste Solids |
| Sierra Nevada Brewing Co Hybrid | Sierra Nevada Brewing Co | Chico, CA | California Independent System Operator (CISO) | 9.6 GWh | Apr 2005 | Dec 2024 | Natural Gas : 76.8% Solar : 21.6% Other Biomass Gas : 1.6% |
| Siems Solar Project CSG | Siems Community Solar LLC | Mazeppa, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Jul 2020 | Dec 2024 | Solar |
| Sidney (OH) | Kimura Power LLC | Sidney, OH | PJM Interconnection, LLC (PJM) | 91.0 MWh | Jun 1968 | Dec 2024 | Distillate Fuel Oil |
| Sidney A Murray Jr Hydroelectric | First National Bank-Commerce | Vidalia, LA | Midcontinent Independent System Operator, Inc. (MISO) | 885.2 GWh | Apr 1990 | Dec 2024 | Water |
| Sidney | Nautilus Solar Solutions | Sidney, ME | ISO New England (ISNE) | 2.3 GWh | Apr 2023 | Dec 2024 | Solar |
| SID Solar I, LLC | SRE Utility Solar 1, LLC | Shelby, NC | Duke Energy Carolinas (DUK) | 7.9 GWh | Aug 2015 | Dec 2024 | Solar |
| Sibley One | City of Sibley - (IA) | Sibley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 42.0 MWh | Aug 1971 | Dec 2024 | Distillate Fuel Oil : 58.9% Natural Gas : 41.1% |
| Sibley No Two | City of Sibley - (IA) | Sibley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 38.0 MWh | Nov 1987 | Dec 2024 | Distillate Fuel Oil : 67.1% Natural Gas : 32.9% |
| Sibley Mill | Augusta Canal Authority | Augusta, GA | Southern Company Services, Inc. - Trans (SOCO) | 7.5 GWh | Dec 1945 | Oct 2025 | Water |
| Shute Creek Facility | Exxon Mobil Production Co | Kemmerer, WY | PacifiCorp East (PACE) | 868.6 GWh | Apr 2005 | Oct 2025 | Natural Gas : 58.0% Other Gas : 42.0% |
| Shungnak | Alaska Village Elec Coop, Inc | Shungnak, AK | 1.5 GWh | Oct 1984 | Dec 2024 | Distillate Fuel Oil | |
| Shuman Solar | NuGen Capital Management | Stoughton, MA | ISO New England (ISNE) | 2.1 GWh | Mar 2016 | Dec 2024 | Solar |
| Shrewsbury Solar | Consolidated Edison Development Inc. | Shrewsbury, MA | ISO New England (ISNE) | 4.0 GWh | Sep 2012 | Dec 2024 | Solar |
| Shrewsbury | Town of Shrewsbury - (MA) | Shrewsbury, MA | ISO New England (ISNE) | 34.0 MWh | Oct 1969 | Dec 2024 | Distillate Fuel Oil |
| Shoshone (WY) | U S Bureau of Reclamation | Cody, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 17.6 GWh | Mar 1922 | Dec 2024 | Water |
| Shoshone Falls | Idaho Power Co | Twin Falls, ID | Idaho Power Company (IPCO) | 71.3 GWh | Jul 1907 | Dec 2024 | Water |
| Shoshone (CO) | Public Service Co of Colorado | Glenwood Springs, CO | Public Service Company of Colorado (PSCO) | 27.9 GWh | May 1909 | Dec 2024 | Water |
| Shorthorn Holdings | SolRiver Capital LLC | McColl, SC | Duke Energy Carolinas (DUK) | 16.9 GWh | Jul 2023 | Dec 2024 | Solar |
| Short Mountain | Emerald People's Utility Dist | Eugene, OR | PacifiCorp West (PACW) | 21.9 GWh | Jan 1992 | Dec 2024 | Landfill Gas |
| Short Hills Mall | Short Hills Mall | Short Hills, NJ | PJM Interconnection, LLC (PJM) | 3.1 GWh | Apr 2018 | Dec 2024 | Solar |
| Shoreham Solar Commons | Duke Energy Renewables Services | Shoreham, NY | New York Independent System Operator (NYIS) | 45.1 GWh | Jun 2018 | Oct 2025 | Solar |
| Shoreham Energy LLC | MPH Cross Island Power | Shoreham, NY | New York Independent System Operator (NYIS) | 1.5 GWh | Jun 2002 | Dec 2024 | Kerosene |
| Shoreham | National Grid Generation LLC | Wading River, NY | New York Independent System Operator (NYIS) | 353.0 MWh | Mar 1966 | Dec 2024 | Distillate Fuel Oil |
| Shore Point Solar | Shore Point Solar LLC | Freehold, NJ | PJM Interconnection, LLC (PJM) | 1.2 GWh | Aug 2011 | Dec 2024 | Solar |
| Shooting Star | Shooting Star Power Partners, LLC | Mullinville, KS | Southwest Power Pool (SWPP) | 187.2 GWh | Aug 2012 | Dec 2024 | Wind |
| Sholes Wind Energy Center | Sholes Wind Energy Center, LLC | Randolph, NE | Southwest Power Pool (SWPP) | 686.5 GWh | Oct 2019 | Oct 2025 | Wind |
| Shoemaker | Alliance NYGT, LLC | Middletown, NY | New York Independent System Operator (NYIS) | 336.0 MWh | Jun 1972 | Nov 2024 | Natural Gas |
| Shoe Creek Solar, LLC | Cypress Creek Renewables | Laurinburg, NC | Duke Energy Progress East (CPLE) | 128.7 GWh | Nov 2017 | Oct 2025 | Solar |
| Shishmaref | Alaska Village Elec Coop, Inc | Shishmaref, AK | 1.7 GWh | Nov 1976 | Dec 2024 | Distillate Fuel Oil | |
| Shirley Wind | Duke Energy Renewables Services | Denmark, WI | Midcontinent Independent System Operator, Inc. (MISO) | 59.5 GWh | Oct 2010 | Dec 2024 | Wind |
| Shirley Water | Altus Power America Management, LLC | Shirley, MA | ISO New England (ISNE) | 3.1 GWh | Jul 2016 | Dec 2024 | Solar |
| Shirley Landfill | Altus Power America Management, LLC | Shirley, MA | ISO New England (ISNE) | 1.5 GWh | Apr 2017 | Dec 2024 | Solar |
| Shipsterns Solar, LLC | Shipsterns Solar, LLC | Albion, MI | Midcontinent Independent System Operator, Inc. (MISO) | 34.6 GWh | Sep 2023 | Dec 2024 | Solar |
| Shiloh Wind Project 2 LLC | EDF Renewable Asset Holdings, Inc. | Birds Landing, CA | California Independent System Operator (CISO) | 393.1 GWh | Dec 2008 | Dec 2024 | Wind |
| Shiloh IV Wind Project LLC | EDF Renewable Asset Holdings, Inc. | Birds Landing, CA | California Independent System Operator (CISO) | 278.3 GWh | Nov 2012 | Dec 2024 | Wind |
| Shiloh III Wind Project LLC | EDF Renewable Asset Holdings, Inc. | Birds Landing, CA | California Independent System Operator (CISO) | 265.2 GWh | Nov 2011 | Dec 2024 | Wind |
| Shiloh I Wind Project | Avangrid Power LLC | Rio Vista, CA | California Independent System Operator (CISO) | 389.6 GWh | Apr 2006 | Dec 2024 | Wind |
| Shiloh Hwy Solar | Shiloh Hwy 1108 Solar, LLC | Shiloh, NC | PJM Interconnection, LLC (PJM) | 6.2 GWh | Nov 2017 | Dec 2024 | Solar |
| Shieldwall Solar | Strata Manager, LLC | Littleton, NC | Duke Energy Progress East (CPLE) | 8.9 GWh | Oct 2022 | Dec 2024 | Solar |
| Sherwood H Smith Jr Energy Complex | Duke Energy Progress - (NC) | Hamlet, NC | Duke Energy Progress East (CPLE) | 9.9 TWh | Apr 2001 | Oct 2025 | Natural Gas |
| Sherman Solar | Ecos Energy LLC | Griswold, CT | ISO New England (ISNE) | 1.4 GWh | Nov 2019 | Dec 2024 | Solar |
| Sherman Island | Erie Boulevard Hydropower LP | Queensbury, NY | New York Independent System Operator (NYIS) | 175.0 GWh | Dec 1922 | Dec 2024 | Water |
| Sherman Avenue | Calpine New Jersey Generation LLC | Vineland, NJ | PJM Interconnection, LLC (PJM) | 25.7 GWh | Apr 1991 | Dec 2024 | Natural Gas : 90.3% Kerosene : 9.7% |
| Sherman | Great River Hydro, LLC | Rowe, MA | ISO New England (ISNE) | 26.5 GWh | Nov 1926 | Dec 2024 | Water |
| Sheriff Road | Sheriff Rd Solar LLC | Hyattsville, MD | PJM Interconnection, LLC (PJM) | 1.9 GWh | Mar 2020 | Dec 2023 | Solar |
| Sheridan Solar LLC (CSG) | SolRiver Capital LLC | Sheridan, OR | Portland General Electric Company (PGE) | 6.3 GWh | Feb 2024 | Dec 2024 | Solar |
| Sheridan School Corporation Solar | Johnson Melloh Solutions | Sheridan, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | May 2016 | Dec 2024 | Solar |
| Sherco Solar II | Northern States Power Co - Minnesota | Becker, MN | Midcontinent Independent System Operator, Inc. (MISO) | 49.4 GWh | - | Oct 2025 | Solar |
| Sherco Solar I | Northern States Power Co - Minnesota | Clear Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 421.6 GWh | Sep 2024 | Oct 2025 | Solar |
| Sherburne Solar Holdings, LLC | REA Investments, LLC | Princeton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 GWh | Feb 2021 | Dec 2024 | Solar |
| Sherburne North Project CSG | MN Solar Community, LLC | St. Cloud, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.7 GWh | Jun 2018 | Dec 2024 | Solar |
Summary of Power Plants By State
Figures are based on October 2025 generation numbers.| State | Rank | Active Plants | Oct 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 11,041.22 GWh |
| Alaska | # 49 | 144 | 484.88 GWh |
| Arizona | # 11 | 184 | 9,400.73 GWh |
| Arkansas | # 24 | 116 | 5,068.08 GWh |
| California | # 4 | 1,734 | 16,078.58 GWh |
| Colorado | # 30 | 302 | 4,272.03 GWh |
| Connecticut | # 38 | 166 | 3,176.41 GWh |
| Delaware | # 48 | 33 | 521.87 GWh |
| District of Columbia | # 51 | 16 | 15.93 GWh |
| Florida | # 2 | 321 | 22,593.36 GWh |
| Georgia | # 6 | 262 | 11,885.65 GWh |
| Hawaii | # 47 | 73 | 845.96 GWh |
| Idaho | # 44 | 147 | 1,448.54 GWh |
| Illinois | # 5 | 382 | 15,897.55 GWh |
| Indiana | # 12 | 211 | 9,138.69 GWh |
| Iowa | # 18 | 292 | 6,552.01 GWh |
| Kansas | # 31 | 187 | 4,138.18 GWh |
| Kentucky | # 23 | 60 | 5,089.89 GWh |
| Louisiana | # 14 | 86 | 8,618.27 GWh |
| Maine | # 45 | 215 | 1,114.12 GWh |
| Maryland | # 35 | 203 | 3,540.16 GWh |
| Massachusetts | # 41 | 648 | 1,963.73 GWh |
| Michigan | # 9 | 272 | 10,045.59 GWh |
| Minnesota | # 27 | 765 | 4,687.69 GWh |
| Mississippi | # 20 | 57 | 6,085.50 GWh |
| Missouri | # 21 | 127 | 5,515.65 GWh |
| State | Rank | Active Plants | Oct 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,455.83 GWh |
| Nebraska | # 36 | 129 | 3,412.31 GWh |
| Nevada | # 33 | 114 | 3,578.95 GWh |
| New Hampshire | # 43 | 60 | 1,661.03 GWh |
| New Jersey | # 25 | 393 | 4,903.52 GWh |
| New Mexico | # 37 | 143 | 3,370.59 GWh |
| New York | # 8 | 956 | 10,108.60 GWh |
| North Carolina | # 13 | 906 | 9,082.37 GWh |
| North Dakota | # 34 | 60 | 3,554.85 GWh |
| Ohio | # 10 | 197 | 9,920.42 GWh |
| Oklahoma | # 17 | 142 | 7,167.46 GWh |
| Oregon | # 26 | 275 | 4,755.34 GWh |
| Pennsylvania | # 3 | 256 | 16,669.60 GWh |
| Rhode Island | # 46 | 100 | 886.30 GWh |
| South Carolina | # 15 | 208 | 8,061.53 GWh |
| South Dakota | # 42 | 52 | 1,892.35 GWh |
| Tennessee | # 22 | 88 | 5,198.50 GWh |
| Texas | # 1 | 947 | 48,837.92 GWh |
| Utah | # 39 | 125 | 3,044.05 GWh |
| Vermont | # 50 | 117 | 151.45 GWh |
| Virginia | # 19 | 239 | 6,515.03 GWh |
| Washington | # 16 | 137 | 7,971.98 GWh |
| West Virginia | # 29 | 39 | 4,608.16 GWh |
| Wisconsin | # 28 | 250 | 4,687.23 GWh |
| Wyoming | # 32 | 70 | 3,770.47 GWh |