Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| 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 |
| Snake Creek | Heber Light & Power Company | Midway, UT | PacifiCorp East (PACE) | 3.8 GWh | Jun 1910 | Nov 2025 | Water |
| Snake River | Nome Joint Utility Systems | Nome, AK | 31.9 GWh | Mar 1991 | Dec 2025 | Distillate Fuel Oil : 97.1% Wind : 2.9% | |
| Sneads Grove | Strata Manager, LLC | Laurinburg, NC | Duke Energy Progress East (CPLE) | 9.7 GWh | Jan 2018 | Dec 2025 | Solar |
| Snettisham | Alaska Electric Light & Power Co. | Juneau, AK | 285.3 GWh | Oct 1973 | Dec 2025 | Water | |
| Snider Industries | Snider Industries Inc | Marshall, TX | Southwest Power Pool (SWPP) | 13.9 GWh | Jul 1983 | Dec 2025 | Wood/Wood Waste Solids |
| Snipesville | SR Snipesville, LLC | Denton, GA | Southern Company Services, Inc. - Trans (SOCO) | 196.1 GWh | Nov 2020 | May 2026 | Solar |
| Snoqualmie | Puget Sound Energy Inc | Snoqualmie, WA | Puget Sound Energy, Inc. (PSEI) | 59.2 GWh | Dec 1897 | Dec 2025 | Water |
| Snoqualmie 2 | Puget Sound Energy Inc | Snoqualmie, WA | Puget Sound Energy, Inc. (PSEI) | 106.8 GWh | Dec 1956 | Dec 2025 | Water |
| Snow Camp Solar, LLC | Cypress Creek Renewables | Snow Camp, NC | Duke Energy Progress East (CPLE) | 10.9 GWh | Feb 2016 | Dec 2025 | Solar |
| Snow Hill Solar 2 LLC | Strata Manager, LLC | Snow Hill, NC | Duke Energy Progress East (CPLE) | 3.8 GWh | Apr 2014 | Dec 2025 | Solar |
| Snowbird Power Plant | Snowbird Corporation | Snowbird, UT | PacifiCorp East (PACE) | 14.6 GWh | Nov 1986 | Dec 2025 | Natural Gas |
| Snowden | Town of Bedford - (VA) | Big Island, VA | PJM Interconnection, LLC (PJM) | 15.8 GWh | Jul 1987 | Dec 2025 | Water |
| Snowden River CSG | Snowden River Parkway, LLC | Columbia, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | May 2021 | Dec 2025 | Solar |
| Sobania Community Solar LLC | Madison Energy Holdings LLC | Clear Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Aug 2020 | Dec 2025 | Solar |
| Soboba Community Solar Project | Soboba Band of Luiseno Indians | San Jacinto, CA | California Independent System Operator (CISO) | 3.6 GWh | Jul 2016 | Dec 2025 | Solar |
| SoCore Clovis 1 | SoCore Clovis 1 LLC | Clovis, NM | Southwest Power Pool (SWPP) | 4.6 GWh | Mar 2021 | Dec 2025 | Solar |
| Sod Run WTP A | Luminace Solar MC, LLC | Perryman, MD | PJM Interconnection, LLC (PJM) | 3.2 GWh | Nov 2015 | Dec 2025 | Solar |
| Soda | PacifiCorp | Soda Springs, ID | PacifiCorp East (PACE) | 16.3 GWh | Jun 1924 | Dec 2025 | Water |
| Soda Lake 3 | AMOR IX, LLC | Fallon, NV | Nevada Power Company (NEVP) | 108.3 GWh | Oct 2019 | May 2026 | Geothermal |
| Soda Springs | PacifiCorp | Idleyld Park, OR | PacifiCorp West (PACW) | 51.9 GWh | Feb 1952 | Dec 2025 | Water |
| Soft Maple | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 31.6 GWh | Dec 1924 | Dec 2025 | Water |
| SoINCPower5, LLC | Duke Energy Renewables Services | Battleboro, NC | PJM Interconnection, LLC (PJM) | 10.0 GWh | Apr 2015 | Dec 2025 | Solar |
| SoINCPower6, LLC | Duke Energy Renewables Services | Sunbury, NC | PJM Interconnection, LLC (PJM) | 10.1 GWh | Sep 2015 | Dec 2025 | Solar |
| Sol Orchard El Centro PV | Sol Orchard Imperial 1, LLC | El Centro, CA | Imperial Irrigation District (IID) | 45.1 GWh | Sep 2013 | Dec 2025 | 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) | 88.7 GWh | Mar 2017 | May 2026 | Solar |
| Solana Generating Station | Arizona Solar One LLC | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 863.7 GWh | Sep 2013 | May 2026 | Solar |
| Solano County Cogen Plant | Solano County - (CA) | Fairfield, CA | California Independent System Operator (CISO) | 7.9 GWh | May 1989 | Dec 2025 | Natural Gas |
| Solano Wind | Sacramento Municipal Util Dist | Rio Vista, CA | California Independent System Operator (CISO) | 723.8 GWh | May 1994 | May 2026 | Wind |
| Solar BESS Hybrid | Cobb Electric Membership Corporation | Marietta, GA | Southern Company Services, Inc. - Trans (SOCO) | 2.2 GWh | Sep 2020 | Dec 2025 | Solar : 95.3% Natural Gas : 4.7% |
| Solar Blue | Westlands Solar Blue | Lemoore, CA | California Independent System Operator (CISO) | 645.1 GWh | Nov 2023 | May 2026 | Solar |
| Solar Blythe 2 | NRG Solar Blythe II LLC | Blythe, CA | California Independent System Operator (CISO) | 40.7 GWh | Mar 2017 | Dec 2025 | Solar |
| Solar Blythe LLC | NRG Solar Blythe | Blythe, CA | California Independent System Operator (CISO) | 38.8 GWh | Nov 2009 | Dec 2025 | Solar |
| Solar Borrego I | NRG Solar Borrego I | Borrego Springs, CA | California Independent System Operator (CISO) | 61.3 GWh | Jan 2013 | Dec 2025 | Solar |
| Solar Gen 2 Solar Facility | Southern Power Co | Calipatria, CA | California Independent System Operator (CISO) | 376.7 GWh | Oct 2014 | Dec 2025 | Solar |
| Solar Glynn | Cypress Creek Renewables | Brunswick, GA | Southern Company Services, Inc. - Trans (SOCO) | 29.6 GWh | Nov 2016 | Dec 2025 | Solar |
| Solar Hagerstown | Greenbacker Renewable Energy Corporation | Hagerstown, MD | PJM Interconnection, LLC (PJM) | 15.9 GWh | Oct 2020 | Dec 2024 | Solar |
| Solar Las Vegas MB-1 | NRG Solar Las Vegas MB-1 | Las Vegas, NV | Nevada Power Company (NEVP) | 9.3 GWh | Jan 2015 | Dec 2025 | Solar |
| Solar Las Vegas MB 2, LLC | NRG Solar Las Vegas MB 2 | Las Vegas, NV | Nevada Power Company (NEVP) | 4.6 GWh | Jun 2016 | Dec 2024 | Solar |
| Solar Lee, LLC | Solar Lee, LLC | Mount Olive, NC | Duke Energy Progress East (CPLE) | 7.1 GWh | Mar 2021 | Dec 2025 | Solar |
| Solar Mule, LLC | Solar Mule, LLC | Oakland, ME | ISO New England (ISNE) | 2.0 GWh | Aug 2017 | Dec 2024 | Solar |
| Solar Oasis LLC | Solar Oasis, LLC | Palmdale, CA | California Independent System Operator (CISO) | 52.7 GWh | Dec 2015 | Dec 2025 | Solar |
| Solar Park Gainesville, LLC | Altus Power America Management, LLC | Gainesville, FL | Gainesville Regional Utilities (GVL) | 1.3 GWh | Jun 2011 | Dec 2025 | Solar |
| Solar Photovoltaic Project #42 | Southern California Edison Co | Tulare, CA | California Independent System Operator (CISO) | 6.4 GWh | Oct 2012 | Dec 2025 | Solar |
| Solar PV Development NM 18 II LLC | Solar PV Development NM 18 II LLC | Deming, NM | El Paso Electric Company (EPE) | 66.6 GWh | - | May 2026 | Solar |
| Solar Star 1 | Solar Star California XIX, LLC | Rosamond, CA | California Independent System Operator (CISO) | 886.6 GWh | Feb 2014 | May 2026 | Solar |
| Solar Star 2 | Solar Star California XX, LLC | Rosamond, CA | California Independent System Operator (CISO) | 747.5 GWh | Feb 2014 | May 2026 | Solar |
| Solar Star California II LLC | Solar Star California II LLC | Sacramento, CA | Balancing Authority of Northern California (BANC) | 3.8 GWh | Jul 2012 | Dec 2025 | Solar |
| Solar Star California, XLI, LLC | MN8 Energy LLC | Rosamond, CA | California Independent System Operator (CISO) | 139.1 GWh | Nov 2016 | May 2026 | Solar |
| Solar Star California, XLIV, LLC | MN8 Energy LLC | Pearblossom, CA | California Independent System Operator (CISO) | 22.6 GWh | Nov 2016 | Dec 2025 | Solar |
| Solar Star New Jersey NJ LLC | Solar Star New Jersey VI LLC | Skillman, NJ | PJM Interconnection, LLC (PJM) | 1.8 GWh | Jan 2012 | Dec 2025 | Solar |
| Solar Star North Carolina II LLC | Duke Energy Renewables Services | Murfreesboro, NC | PJM Interconnection, LLC (PJM) | 8.2 GWh | Nov 2011 | Dec 2025 | Solar |
| Solar Star Oregon II | Avangrid Power LLC | Prineville, OR | PacifiCorp West (PACW) | 126.6 GWh | Sep 2017 | May 2026 | Solar |
| Solar Star Palo Alto I, LLC | DG 1 Acquisition Co., LLC | Palo Alto, CA | California Independent System Operator (CISO) | 2.0 GWh | Jul 2019 | Dec 2025 | Solar |
| Solar Star Urbana Landfill Central | Solar Star Urbana Landfill Central, LLC | Urbana, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | Oct 2021 | Dec 2025 | Solar |
| Solar Star Urbana Landfill East | Solar Star Urbana Landfill East, LLC | Urbana, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | Sep 2021 | Dec 2025 | Solar |
| SolarClub 03 | Nautilus Solar Solutions | Starbuck, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Aug 2023 | Dec 2025 | Solar |
| SolarClub 10 LLC | Nautilus Solar Solutions | Monticello, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Nov 2020 | Dec 2025 | Solar |
| SolarClub 15 LLC | Nautilus Solar Solutions | Clear Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2020 | Dec 2025 | Solar |
| SolarClub 20 LLC | Nautilus Solar Solutions | Wabasha, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2020 | Dec 2025 | Solar |
| SolarClub 23 LLC | Nautilus Solar Solutions | La Crescent, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2020 | Dec 2025 | Solar |
| SolarClub 28 LLC | Nautilus Solar Solutions | Gaylord, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2020 | Dec 2025 | Solar |
| SolarClub 30 (CSG) | Nautilus Solar Solutions | Eden Valley, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Dec 2023 | Dec 2025 | Solar |
| SolarClub 35 LLC | Nautilus Solar Solutions | Mankato, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Nov 2020 | Dec 2025 | Solar |
| Soldier Creek Wind | Soldier Creek Wind LLC | Corning, KS | Southwest Power Pool (SWPP) | 1.0 TWh | Oct 2020 | May 2026 | Wind |
| Soldotna | Homer Electric Assn Inc | Soldotna, AK | 20.0 GWh | Mar 2014 | Dec 2025 | Natural Gas | |
| Solean Solar Project | Altus Power America Management, LLC | Olean, NY | New York Independent System Operator (NYIS) | 7.7 GWh | Mar 2016 | Dec 2025 | Solar |
| Solidago Solar | Dominion Energy Inc. | Windsor, VA | PJM Interconnection, LLC (PJM) | 34.6 GWh | Jul 2023 | 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 |