Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Silas Ray | Brownsville Public Utilities Board | Brownsville, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 51.9 GWh | Apr 1952 | Dec 2025 | Natural Gas |
| Siler 421 Farm, LLC | Heelstone Energy Holdings, LLC | Siler City, NC | Duke Energy Progress East (CPLE) | 9.0 GWh | Nov 2016 | Dec 2025 | Solar |
| Siler City Solar 2 | Siler City Solar 2, LLC | Siler City, NC | Duke Energy Progress East (CPLE) | 8.3 GWh | Sep 2018 | Dec 2025 | Solar |
| Silicon Valley Clean Water | Silicon Valley Clean Water | Redwood City, CA | California Independent System Operator (CISO) | 8.3 GWh | Feb 2015 | Dec 2025 | Other Biomass Gas : 95.0% Natural Gas : 5.0% |
| Silveira Ranch Road Solar | Silveira Ranch Road Solar | Novato, CA | California Independent System Operator (CISO) | 5.2 GWh | Feb 2021 | Dec 2025 | Solar |
| 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 2025 | Solar |
| Silver Creek | Cooperative Energy | Prentiss, MS | Midcontinent Independent System Operator, Inc. (MISO) | 282.3 GWh | May 2003 | Dec 2025 | Natural Gas |
| Silver Lake Garden | Excelsior Energy Capital | Waseca, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Dec 2020 | Dec 2025 | Solar |
| Silver Lake Solar Farm | Public Service Elec & Gas Co | Edison, NJ | PJM Interconnection, LLC (PJM) | 2.5 GWh | Sep 2010 | Dec 2025 | Solar |
| Silver Lake Solar Photovoltaic Facility | Western Massachusetts Electric Company | Pittsfield, MA | ISO New England (ISNE) | 2.4 GWh | Nov 2010 | Dec 2025 | Solar |
| Silver Lake Solar WI, LLC | Wisconsin Electric Power Co | Salem, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.9 GWh | Nov 2023 | Dec 2025 | Solar |
| Silver Lake (VT) | Green Mountain Power Corp | Salisbury, VT | ISO New England (ISNE) | 5.2 GWh | Jan 1917 | Dec 2025 | Water |
| Silver Maple | WEB Silver Maple Wind LLC | Clifton, ME | ISO New England (ISNE) | 63.9 GWh | Sep 2022 | Dec 2025 | Wind |
| Silver Palm | Florida Power & Light Co | TBD, FL | Florida Power & Light Co. (FPL) | 153.5 GWh | Dec 2023 | May 2026 | Solar |
| Silver Sage Windpower | Duke Energy Renewables Services | Cheyenne, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 101.0 GWh | Sep 2009 | May 2026 | Wind |
| Silver Star I Wind Power Project | Silver Star I Power Partners LLC | Dublin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 204.9 GWh | Aug 2008 | Dec 2025 | Wind |
| Silver State Solar Power North | Silver State Solar Power North, LLC | Primm, NV | Nevada Power Company (NEVP) | 114.0 GWh | Apr 2012 | May 2026 | Solar |
| Silver State Solar Power South | Silver State Solar Power South, LLC | Primm Valley, NV | California Independent System Operator (CISO) | 632.7 GWh | Oct 2015 | May 2026 | Solar |
| Silverhawk | Nevada Power Co | North Las Vegas, NV | Nevada Power Company (NEVP) | 2.7 TWh | Apr 2004 | May 2026 | Natural Gas |
| Silverton Solar | SunStrong Management | Silverton, OR | Portland General Electric Company (PGE) | 3.5 GWh | Nov 2017 | Dec 2025 | Solar |
| Silvi Gibraltar Rock | CVI CleanCapital Solar 5 LLC | Belle Mead, NJ | PJM Interconnection, LLC (PJM) | 2.8 GWh | Sep 2016 | Dec 2025 | Solar |
| Silvis | Ketchikan Public Utilities | Ketchikan, AK | 14.3 GWh | Dec 1967 | Dec 2025 | Water | |
| 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) | 48.0 GWh | Feb 2017 | May 2026 | Solar |
| Simon Solar Farm LLC | Simon Solar Farm, LLC | Social Circle, GA | Southern Company Services, Inc. - Trans (SOCO) | 50.2 GWh | Oct 2013 | Dec 2025 | Solar |
| Simons Farm | Cypress Creek Renewables | Ahoskie, NC | PJM Interconnection, LLC (PJM) | 9.5 GWh | Dec 2015 | Dec 2025 | Solar |
| Simplot Leasing Don Plant | Simplot Leasing Corp | Pocatello, ID | Idaho Power Company (IPCO) | 73.2 GWh | Jan 1986 | May 2026 | Waste Heat |
| Simplot Phosphates | Simplot Phosphates LLC | Rock Springs, WY | PacifiCorp East (PACE) | 100.1 GWh | Jul 1986 | May 2026 | Other Fuel : 89.4% Natural Gas : 10.6% |
| Sinclair Dam | Georgia Power Co | Milledgeville, GA | Southern Company Services, Inc. - Trans (SOCO) | 105.0 GWh | Jan 1953 | Dec 2025 | Water |
| Sinclair Oil Refinery | HF Sinclair Parco Refining LLC | Sinclair, WY | PacifiCorp East (PACE) | 5.9 GWh | Dec 1924 | May 2026 | Natural Gas |
| Sioux | Union Electric Co - (MO) | West Alton, MO | Midcontinent Independent System Operator, Inc. (MISO) | 3.8 TWh | Apr 1967 | May 2026 | Subbituminous Coal : 78.0% Bituminous Coal : 21.9% |
| 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 2025 | Water |
| Siphon Power Project | Central Oregon Irrigation Dist | Bend, OR | PacifiCorp West (PACW) | 19.0 GWh | Jul 1989 | Dec 2025 | Water |
| Sissonville Hydro | Boralex Hydro Operations Inc | Potsdam, NY | New York Independent System Operator (NYIS) | 2.4 GWh | Jun 1990 | Dec 2025 | Water |
| Site 980 65 | Madera-Chowchilla Power Auth | Madera, CA | California Independent System Operator (CISO) | 1.8 GWh | Jan 1985 | Jun 2025 | Water |
| Sithe Independence Station | Sithe/Independence LLC | Oswego, NY | New York Independent System Operator (NYIS) | 6.8 TWh | Jul 1994 | May 2026 | Natural Gas |
| SIUC | Southern Illinois University Carbondale | Carbondale, IL | Midcontinent Independent System Operator, Inc. (MISO) | 8.9 GWh | May 1998 | May 2026 | Bituminous Coal |
| SJ/SC WPCP | San Jose/Santa Clara Water P C | San Jose, CA | California Independent System Operator (CISO) | 69.4 GWh | Jan 1953 | May 2026 | Natural Gas : 54.1% Other Biomass Gas : 45.7% |
| SJA Solar LLC-Solterra Monastery CSG | SJA Solar, LLC | Spencer, MA | ISO New England (ISNE) | 23.6 GWh | Nov 2016 | Dec 2025 | Solar |
| SJRR (LIG) | SJRR Power LLC | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 74.1 GWh | May 2022 | Dec 2025 | Natural Gas |
| Skagway | Alaska Power and Telephone Co | Skagway, AK | 4.3 GWh | Jun 1909 | Dec 2024 | Water : 56.0% Distillate Fuel Oil : 44.0% | |
| Skalbeck Solar | Cascade Solar LLC | Sacred Heart, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Oct 2022 | Dec 2025 | Solar |
| Skeleton Creek Energy Center Hybrid | Skeleton Creek Energy Center | Carrier, OK | Southwest Power Pool (SWPP) | 1.3 TWh | Nov 2020 | May 2026 | Wind : 72.4% Solar : 27.6% |
| Skelton | Brookfield White Pine Hydro LLC | Dayton, ME | ISO New England (ISNE) | 77.2 GWh | Dec 1947 | Dec 2025 | Water |
| Skidmore College | Terraform Arcadia | Saratoga Springs, NY | New York Independent System Operator (NYIS) | 2.1 GWh | Jun 2014 | Dec 2025 | Solar |
| Skillman | Kenvue Brands LLC | Skillman, NJ | PJM Interconnection, LLC (PJM) | 720.0 MWh | Feb 2011 | Dec 2025 | Solar |
| Skipjack Solar Center | AES Distributed Energy | Wayside, VA | PJM Interconnection, LLC (PJM) | 297.2 GWh | Apr 2022 | May 2026 | Solar |
| Skookumchuck | TransAlta Centralia Gen LLC | Tenino, WA | Bonneville Power Administration (BPAT) | 1.8 GWh | Aug 1990 | Apr 2025 | Water |
| Skookumchuck Wind Facility | Southern Power Co | Rainier, WA | Puget Sound Energy, Inc. (PSEI) | 411.3 GWh | Oct 2020 | May 2026 | Wind |
| Sky Global Power One | Sky Global Power One Pledgor, LLC | Rock Island, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 107.4 GWh | Apr 2016 | Dec 2025 | Natural Gas |
| Sky Ranch Solar | Sky Ranch Solar and Storage | Belen, NM | Public Service Company of New Mexico (PNM) | 503.5 GWh | Mar 2024 | May 2026 | Solar |
| Sky River Wind Energy Center | Sky River Wind LLC | Tehachapi, CA | California Independent System Operator (CISO) | 211.5 GWh | Jan 1991 | Dec 2025 | Wind |
| Sky Volt | Sky Volt, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | Jul 2012 | Dec 2025 | Wind |
| Skylark | SR Clinch, LLC | Severance, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 8.7 GWh | Nov 2015 | Dec 2025 | Solar |
| Skyline Solar | SoCore Energy LLC | Lanesborough, MA | ISO New England (ISNE) | 8.2 GWh | Aug 2022 | Dec 2025 | Solar |
| Skysol | Skysol Holdco LLC | Merrill, OR | PacifiCorp West (PACW) | 118.9 GWh | Nov 2023 | May 2026 | Solar |
| Skyway Avenue Solar Farm | REA Investments, LLC | Frenchville, ME | ISO New England (ISNE) | 2.7 GWh | Feb 2024 | Dec 2025 | Solar |
| SL Babylon | SL Babylon, LLC | West Babylon, NY | New York Independent System Operator (NYIS) | 14.1 GWh | Nov 2017 | Dec 2025 | Solar |
| SL JAMESTOWN ARRAY 1 | SL Jamestown, LLC | Jamestown, NY | New York Independent System Operator (NYIS) | 337.0 MWh | Sep 2025 | Dec 2025 | Solar |
| SL JAMESTOWN ARRAY 2 | SL Jamestown II, LLC | Jamestown, NY | New York Independent System Operator (NYIS) | 234.0 MWh | Sep 2025 | Dec 2025 | Solar |
| Slana Generating Station | Alaska Power and Telephone Co | Slana, AK | (NA) | 1.4 GWh | Dec 2015 | Dec 2024 | Distillate Fuel Oil |
| Slate Creek | Central Rivers Power US, LLC | Lakehead, CA | PacifiCorp West (PACW) | 12.2 GWh | Apr 1990 | Dec 2025 | Water |
| Slate Creek Wind Project LLC | EDF Renewable Asset Holdings, Inc. | Geuda Springs, KS | Southwest Power Pool (SWPP) | 444.7 GWh | Nov 2015 | Dec 2025 | Wind |
| Slate Hill(CSG) | Slate Hill Solar LLC | Johnson, NY | New York Independent System Operator (NYIS) | 3.5 GWh | Oct 2021 | Dec 2025 | Solar |
| Slate Hybrid | MN8 Energy LLC | Stratford, CA | California Independent System Operator (CISO) | 713.0 GWh | Oct 2021 | May 2026 | Solar |
| Slayton Settlement Road Solar CSG | RPNY Solar 3, LLC | Lockport, NY | New York Independent System Operator (NYIS) | 11.3 GWh | Jan 2024 | Dec 2025 | Solar |
| Slayton Solar | Ecos Energy LLC | Slayton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Dec 2012 | Dec 2025 | Solar |
| Sleeping Bear LLC | NRG Energy Gas & Wind Holdings Inc | Woodward, OK | Southwest Power Pool (SWPP) | 84.5 GWh | Sep 2007 | Dec 2025 | 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) | 57.0 GWh | Jun 1951 | Dec 2025 | Water |
| Slidematic at Rockford | Luminace Solar Illinois 2, LLC | Rockford, IL | PJM Interconnection, LLC (PJM) | 3.3 GWh | Feb 2022 | Dec 2025 | Solar |
| SLO-1 Community Solar | Affordable Solar Silver City, LLC | Los Lunas, NM | Public Service Company of New Mexico (PNM) | 705.0 MWh | Nov 2025 | Dec 2025 | Solar |
| SLO-3 Community Solar | Affordable Solar Silver City, LLC | Las Cruces, NM | El Paso Electric Company (EPE) | 55.0 MWh | Nov 2025 | Dec 2025 | Solar |
| SloughHouse Solar, LLC | SloughHouse Solar, LLC | SloughHouse, CA | Balancing Authority of Northern California (BANC) | 97.9 GWh | Jun 2025 | May 2026 | Solar |
| Sly Creek | South Feather Water and Power Agency | Forbestown, CA | California Independent System Operator (CISO) | 27.2 GWh | Jun 1983 | Dec 2025 | 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) | 149.1 GWh | May 1999 | Dec 2025 | Natural Gas |
| Smith College Central Heating Plant | The Trustees of Smith College | Northampton, MA | ISO New England (ISNE) | 6.5 GWh | Sep 2008 | Dec 2025 | Natural Gas |
| Smith Creek | LSE Pisces LLC | Nichols, NY | New York Independent System Operator (NYIS) | 6.4 GWh | Mar 2021 | Dec 2025 | Solar |
| Smith Falls Hydro Project | Smith Creek Hydro, LLC | Bonners Ferry, ID | Bonneville Power Administration (BPAT) | 87.2 GWh | Nov 1989 | Dec 2025 | Water |
| Smith Island | A & N Electric Coop | Ewell, MD | PJM Interconnection, LLC (PJM) | 108.0 MWh | Nov 1969 | Dec 2025 | Distillate Fuel Oil |
| Smith (NH) | Central Rivers Power NH, LLC | Berlin, NH | ISO New England (ISNE) | 87.5 GWh | Jul 1948 | Dec 2025 | Water |
| Smith Solar Farm | Strata Manager, LLC | Gibson, NC | Duke Energy Progress East (CPLE) | 10.3 GWh | Jun 2019 | Dec 2025 | Solar |
| Smith (VT) | Green Mountain Power Corp | Bradford, VT | ISO New England (ISNE) | 1.8 GWh | Nov 1982 | Dec 2025 | Water |
| Smith & Wesson at Springfield MA PV | Luminace Solar Massachusetts, LLC | Springfield, MA | ISO New England (ISNE) | 2.4 GWh | Jun 2017 | Dec 2025 | Solar |
| Smithfield 1 | Greenbacker Renewable Energy Corporation | Milford, UT | Western Area Power Administration - Rocky Mountain Region (WACM) | 12.8 GWh | Mar 2024 | Dec 2025 | Solar |
| Smithfield 3 | Altus Power America Management, LLC | Milford, UT | Western Area Power Administration - Rocky Mountain Region (WACM) | 5.6 GWh | Jun 2023 | Dec 2025 | Solar |
| Smithfield Farmland Corp Bladen | Smithfield Fresh Meats Corp. | Tar Heel, NC | Duke Energy Progress East (CPLE) | 83.0 MWh | Sep 1993 | Jan 2026 | Distillate Fuel Oil |
| Smithfield Packaged Meats Corp (Kinston) | Smithfield Packaged Meats Corp (Kinston) | Kinston, NC | Duke Energy Progress East (CPLE) | 1.5 GWh | Oct 2013 | Dec 2025 | Distillate Fuel Oil |
| Smithfield Packaged Meats Corp (Wilson) | Smithfield Packaged Meats Corp (Wilson) | Wilson, NC | Duke Energy Progress East (CPLE) | 360.6 MWh | Jan 2002 | Dec 2025 | Distillate Fuel Oil |
| Smithfield Solar Farm, LLC | Smithfield Solar Farm | Smithfield, RI | ISO New England (ISNE) | 4.4 GWh | Jun 2020 | Dec 2025 | Solar |
| Smithland Hydroelectric Plant | American Mun Power-Ohio, Inc | Smithland, KY | Midcontinent Independent System Operator, Inc. (MISO) | 420.6 GWh | Jun 2017 | May 2026 | Water |
| SMMPA Methane Energy Facility | Southern Minnesota Mun P Agny | Mora, MN | Midcontinent Independent System Operator, Inc. (MISO) | 3.3 GWh | Mar 2012 | Dec 2025 | Landfill Gas |
| Smoky Hills Wind Project Phase I | Smoky Hills Wind Farm I LLC | Lincoln, KS | Southwest Power Pool (SWPP) | 139.8 GWh | Dec 2007 | Dec 2025 | Wind |
| Smoky Hills Wind Project Phase II | Smoky Hills Wind Project II LLC | Lincoln, KS | Southwest Power Pool (SWPP) | 220.4 GWh | Oct 2008 | Dec 2025 | Wind |
| SMPA Solar 1 Community Solar | San Miguel Power Assn, Inc | Bedrock, CO | Public Service Company of Colorado (PSCO) | 1.6 GWh | Nov 2012 | Dec 2025 | Solar |
| SMUD at Fleshman | Sacramento PV Energy, LLC | Galt, CA | Balancing Authority of Northern California (BANC) | 3.9 GWh | Nov 2011 | Dec 2025 | Solar |
| SMUD at Grundman | Sacramento PV Energy, LLC | Elk Grove, CA | Balancing Authority of Northern California (BANC) | 28.8 GWh | Nov 2011 | Dec 2025 | Solar |
| SMUD at Lawrence | Sacramento PV Energy, LLC | Elk Grove, CA | Balancing Authority of Northern California (BANC) | 1.6 GWh | Nov 2011 | Dec 2025 | Solar |
| SMUD at Van Conett | Sacramento PV Energy, LLC | Galt, CA | Balancing Authority of Northern California (BANC) | 5.0 GWh | Nov 2011 | Dec 2025 | Solar |
Summary of Power Plants By State
Figures are based on May 2026 generation numbers.| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Alabama | # 8 | 77 | 11,823.92 GWh |
| Alaska | # 48 | 140 | 513.29 GWh |
| Arizona | # 14 | 196 | 9,091.99 GWh |
| Arkansas | # 25 | 117 | 4,873.33 GWh |
| California | # 4 | 1,740 | 15,360.54 GWh |
| Colorado | # 31 | 308 | 4,156.36 GWh |
| Connecticut | # 35 | 173 | 3,391.33 GWh |
| Delaware | # 49 | 35 | 236.45 GWh |
| District of Columbia | # 51 | 17 | 14.46 GWh |
| Florida | # 2 | 342 | 25,093.89 GWh |
| Georgia | # 6 | 250 | 12,138.02 GWh |
| Hawaii | # 46 | 70 | 762.50 GWh |
| Idaho | # 41 | 151 | 1,963.84 GWh |
| Illinois | # 5 | 494 | 14,816.74 GWh |
| Indiana | # 15 | 222 | 7,662.28 GWh |
| Iowa | # 21 | 297 | 5,720.38 GWh |
| Kansas | # 24 | 188 | 5,118.39 GWh |
| Kentucky | # 23 | 61 | 5,471.28 GWh |
| Louisiana | # 13 | 90 | 9,131.60 GWh |
| Maine | # 44 | 242 | 1,130.78 GWh |
| Maryland | # 37 | 228 | 3,103.37 GWh |
| Massachusetts | # 45 | 666 | 1,073.93 GWh |
| Michigan | # 11 | 276 | 9,774.25 GWh |
| Minnesota | # 28 | 790 | 4,567.82 GWh |
| Mississippi | # 20 | 60 | 6,404.61 GWh |
| Missouri | # 22 | 129 | 5,701.36 GWh |
| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,053.07 GWh |
| Nebraska | # 36 | 126 | 3,193.89 GWh |
| Nevada | # 33 | 117 | 3,848.29 GWh |
| New Hampshire | # 43 | 57 | 1,198.65 GWh |
| New Jersey | # 30 | 398 | 4,274.91 GWh |
| New Mexico | # 29 | 158 | 4,513.39 GWh |
| New York | # 10 | 1,064 | 10,643.78 GWh |
| North Carolina | # 9 | 913 | 11,481.42 GWh |
| North Dakota | # 34 | 59 | 3,601.34 GWh |
| Ohio | # 7 | 211 | 11,886.21 GWh |
| Oklahoma | # 17 | 144 | 7,547.66 GWh |
| Oregon | # 27 | 281 | 4,575.23 GWh |
| Pennsylvania | # 3 | 258 | 18,234.28 GWh |
| Rhode Island | # 47 | 107 | 580.94 GWh |
| South Carolina | # 16 | 209 | 7,632.32 GWh |
| South Dakota | # 42 | 53 | 1,802.78 GWh |
| Tennessee | # 19 | 99 | 6,454.94 GWh |
| Texas | # 1 | 1,019 | 50,690.02 GWh |
| Utah | # 39 | 128 | 2,809.26 GWh |
| Vermont | # 50 | 118 | 186.37 GWh |
| Virginia | # 18 | 250 | 7,445.56 GWh |
| Washington | # 12 | 134 | 9,231.20 GWh |
| West Virginia | # 32 | 41 | 4,142.41 GWh |
| Wisconsin | # 26 | 266 | 4,582.07 GWh |
| Wyoming | # 38 | 69 | 2,983.81 GWh |