Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Swan Lake | Southeast Alaska Power Agency | Ketchikan, AK | (NA) | 77.6 GWh | May 1984 | Dec 2025 | Water |
| Searsmont Road Lincolnville Solar, LLC | REA Investments, LLC | Lincolnville, ME | (NBSO) | 2.4 GWh | Mar 2022 | Dec 2025 | Solar |
| Shishmaref | Alaska Village Elec Coop, Inc | Shishmaref, AK | 1.8 GWh | Nov 1976 | Dec 2025 | Distillate Fuel Oil | |
| Slana Generating Station | Alaska Power and Telephone Co | Slana, AK | (NA) | 1.5 GWh | Dec 2015 | Dec 2025 | Distillate Fuel Oil |
| Salmon Creek 1 | Alaska Electric Light & Power Co. | Juneau, AK | 30.9 GWh | Nov 1984 | Dec 2025 | Water | |
| Sand Point | Sand Point Generating, LLC | Sand Point, AK | 3.7 GWh | Nov 2000 | Dec 2025 | Distillate Fuel Oil | |
| Seldovia | Homer Electric Assn Inc | Seldovia, AK | 214.0 MWh | Nov 2004 | Dec 2025 | Distillate Fuel Oil | |
| Shungnak | Alaska Village Elec Coop, Inc | Shungnak, AK | 1.6 GWh | Oct 1984 | Dec 2025 | Distillate Fuel Oil | |
| Selawik | Alaska Village Elec Coop, Inc | Selawik, AK | 2.7 GWh | May 1996 | Dec 2025 | Distillate Fuel Oil | |
| Scammon Bay | Alaska Village Elec Coop, Inc | Scammon Bay, AK | 1.8 GWh | Aug 2001 | Dec 2025 | Distillate Fuel Oil | |
| Silvis | Ketchikan Public Utilities | Ketchikan, AK | 14.3 GWh | Dec 1967 | Dec 2025 | Water | |
| Seward (AK) | City of Seward - (AK) | Seward, AK | 671.0 MWh | Mar 1975 | Dec 2025 | Distillate Fuel Oil | |
| Schofield Generating Station | Hawaiian Electric Co Inc | Schofield Barracks, HI | (HECO) | 18.9 GWh | May 2018 | Aug 2026 | Other Biomass Liquids |
| Skagway | Alaska Power and Telephone Co | Skagway, AK | 4.4 GWh | Jun 1909 | Dec 2025 | Water : 51.5% Distillate Fuel Oil : 48.5% | |
| Savoonga | Alaska Village Elec Coop, Inc | Savoonga, AK | 2.5 GWh | Jun 2008 | Dec 2025 | Distillate Fuel Oil | |
| Snettisham | Alaska Electric Light & Power Co. | Juneau, AK | 285.3 GWh | Oct 1973 | Dec 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% | |
| Stebbins | Alaska Village Elec Coop, Inc | Stebbins, AK | 3.6 GWh | Apr 1990 | Dec 2025 | Distillate Fuel Oil | |
| Southcentral Power Project | Chugach Electric Assn Inc | Anchorage, AK | 1.1 TWh | Dec 2012 | Dec 2025 | Natural Gas | |
| Solomon Gulch | Copper Valley Elec Assn, Inc | Valdez, AK | 41.8 GWh | Dec 1981 | Dec 2025 | Water | |
| Squa Pan Hydro Station | Algonquin Northern Maine | Masardis, ME | (NBSO) | 564.0 MWh | Nov 1941 | Dec 2025 | Water |
| Soldotna | Homer Electric Assn Inc | Soldotna, AK | 20.0 GWh | Mar 2014 | Dec 2025 | Natural Gas | |
| St Marys IC | Alaska Village Elec Coop, Inc | St. Mary's, AK | 5.6 GWh | Oct 1974 | Dec 2025 | Distillate Fuel Oil | |
| South Fork | Alaska Power and Telephone Co | Klawock, AK | 5.6 GWh | Jun 2005 | Dec 2025 | Water | |
| Sun Streams 3 | Sun Streams PVS, LLC | Arlington, AZ | Arizona Public Service Company (AZPS) | 403.6 GWh | May 2024 | Aug 2026 | Solar |
| Sun Streams 4 | Sun Streams Expansion, LLC | Tonopah, AZ | Arizona Public Service Company (AZPS) | 732.3 GWh | Feb 2025 | Aug 2026 | Solar |
| Serrano | Serrano Solar, LLC | Marana, AZ | Arizona Public Service Company (AZPS) | 408.4 GWh | Mar 2025 | Aug 2026 | Solar |
| Saguaro | Arizona Public Service Co | Red Rock, AZ | Arizona Public Service Company (AZPS) | 117.5 GWh | Apr 1972 | Dec 2025 | Natural Gas |
| Saddle Mountain Solar I | SunE AZ2, LLC | Tonopah, AZ | Arizona Public Service Company (AZPS) | 33.3 GWh | Nov 2012 | Dec 2025 | Solar |
| Solana Generating Station | Arizona Solar One LLC | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 808.2 GWh | Sep 2013 | Aug 2026 | Solar |
| Shelbina Power #1 | City of Shelbina - (MO) | Shelbina, MO | Associated Electric Cooperative, Inc. (AECI) | 8.0 MWh | Dec 1980 | Dec 2025 | Distillate Fuel Oil |
| Shelbina Power #2 | City of Shelbina - (MO) | Shelbina, MO | Associated Electric Cooperative, Inc. (AECI) | 43.0 MWh | Mar 1992 | Dec 2025 | Distillate Fuel Oil |
| Shelbina Power #3 | City of Shelbina - (MO) | Shelbina, MO | Associated Electric Cooperative, Inc. (AECI) | 16.0 MWh | Mar 2002 | Dec 2025 | Distillate Fuel Oil |
| St Francis Energy Facility | Associated Electric Coop, Inc | Campbell, MO | Associated Electric Cooperative, Inc. (AECI) | 1.7 TWh | Jun 1999 | Dec 2025 | Natural Gas |
| Star Point Wind Project LLC | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 201.3 GWh | Jan 2010 | Dec 2025 | Wind |
| Summer Falls Power Plant | Columbia Basin Hydropower | Coulee City, WA | Avista Corporation (AVA) | 391.2 GWh | Dec 1984 | Oct 2025 | Water |
| Spokane Waste to Energy | City of Spokane - (WA) | Spokane, WA | Avista Corporation (AVA) | 129.5 GWh | Aug 1991 | Aug 2026 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Sheep Creek Hydro | Sheep Creek Hydro Inc | Northport, WA | Avista Corporation (AVA) | 6.8 GWh | May 1986 | Dec 2025 | Water |
| Sacramento (SMUD) | Terraform Arcadia | Sacramento, CA | Balancing Authority of Northern California (BANC) | 2.3 GWh | Jul 2014 | 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 |
| SloughHouse Solar, LLC | SloughHouse Solar, LLC | SloughHouse, CA | Balancing Authority of Northern California (BANC) | 117.9 GWh | Jun 2025 | Aug 2026 | Solar |
| Sacramento Fairbain Water Treatment Plan | Tesla Inc. | Sacramento, CA | Balancing Authority of Northern California (BANC) | 1.2 GWh | Jan 2013 | Dec 2025 | 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 |
| Shasta | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 2.0 TWh | May 1944 | Aug 2026 | Water |
| 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 Fleshman | Sacramento PV Energy, LLC | Galt, CA | Balancing Authority of Northern California (BANC) | 3.9 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 |
| Sacramento Point West Medical Offices | KP Sacramento Point West Medical Offices Solar, LLC | Sacramento, CA | Balancing Authority of Northern California (BANC) | 2.2 GWh | Oct 2020 | Dec 2025 | Solar |
| Sacramento Regional County Sanitation PV | Tesla Inc. | Elk Grove, CA | Balancing Authority of Northern California (BANC) | 7.4 GWh | Nov 2017 | Dec 2025 | Solar |
| Sutter Energy Center | Calpine Corp-Sutter | Yuba City, CA | Balancing Authority of Northern California (BANC) | 1.7 TWh | Jun 2001 | Aug 2026 | Natural Gas |
| Spring Creek | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 455.2 GWh | Dec 1963 | Aug 2026 | Water |
| Strata Roof 1 | Strata Manager, LLC | Sacramento, CA | Balancing Authority of Northern California (BANC) | 1.4 GWh | Apr 2013 | Dec 2025 | Solar |
| Starvation | Starvation Solar I, LLC | Hines, OR | Bonneville Power Administration (BPAT) | 23.2 GWh | Nov 2019 | Dec 2025 | Solar |
| Strawberry Creek | Lower Valley Energy Inc | Bedford, WY | Bonneville Power Administration (BPAT) | 8.8 GWh | Jul 1940 | Dec 2025 | Water |
| South Hurlburt Wind LLC | Shepherds Flat Wind LLC | Arlington, OR | Bonneville Power Administration (BPAT) | 658.9 GWh | Jun 2012 | Aug 2026 | Wind |
| Stoltze CoGen1 | F H Stoltze Land & Lumber Co | Columbia Falls, MT | Bonneville Power Administration (BPAT) | 15.4 GWh | Sep 2013 | Aug 2026 | Wood/Wood Waste Solids |
| Smith Falls Hydro Project | Smith Creek Hydro, LLC | Bonners Ferry, ID | Bonneville Power Administration (BPAT) | 87.2 GWh | Nov 1989 | Dec 2025 | Water |
| Skookumchuck | TransAlta Centralia Gen LLC | Tenino, WA | Bonneville Power Administration (BPAT) | 1.8 GWh | Aug 1990 | Apr 2025 | Water |
| Seneca Sustainable Energy LLC | Seneca Sustainable Energy LLC | Eugene, OR | Bonneville Power Administration (BPAT) | 120.7 GWh | Mar 2011 | Dec 2025 | Wood/Wood Waste Solids |
| Sierra Pacific Aberdeen | Sierra Pacific Industries | Aberdeen, WA | Bonneville Power Administration (BPAT) | 91.4 GWh | Feb 2003 | Dec 2025 | Wood/Wood Waste Solids |
| Sagebrush Power Partners | Sagebrush Power Partners, LLC | Ellensburg, WA | Bonneville Power Administration (BPAT) | 277.0 GWh | Oct 2010 | Dec 2025 | Wind |
| Suntex Solar, LLC | SC Oregon 2 Lessor Parent, LLC | Riley, OR | Bonneville Power Administration (BPAT) | 24.7 GWh | Jun 2020 | Dec 2025 | Solar |
| Swift Creek | Lower Valley Energy Inc | Afton, WY | Bonneville Power Administration (BPAT) | 6.1 GWh | Mar 2009 | Dec 2025 | Water |
| Sunshine Gas Producers | Sunshine Gas Producers LLC | Sylmar, CA | California Independent System Operator (CISO) | 133.9 GWh | Jul 2014 | Jul 2026 | Landfill Gas |
| Sutter Santa Rosa Solar | Sutter Santa Rosa Solar LLC | Santa Rosa, CA | California Independent System Operator (CISO) | 2.1 GWh | Aug 2019 | Dec 2025 | Solar |
| Sutter Home Winery Westside | REC SHW, LLC | Lodi, CA | California Independent System Operator (CISO) | 295.0 MWh | Sep 2025 | Dec 2025 | Solar |
| Sutter Home Winery TCC | REC SHW, LLC | Paso Robles, CA | California Independent System Operator (CISO) | 1.7 GWh | Apr 2024 | Dec 2025 | Solar |
| Sutter Home Winery GIR | Westbound Solar 3, LLC | American Canyon, CA | California Independent System Operator (CISO) | 1.9 GWh | Jul 2023 | Dec 2025 | Solar |
| Superior Almond Hulling | Renewable Solar, Inc | Cantua Creek, CA | California Independent System Operator (CISO) | 472.0 MWh | Aug 2024 | Dec 2025 | Solar |
| Sycamore Cogeneration | Sycamore Cogeneration Co | Bakersfield, CA | California Independent System Operator (CISO) | 140.8 GWh | Nov 1987 | Aug 2026 | Natural Gas |
| Sunshine Valley Solar | EDP Renewables North America LLC | Armagosa, NV | California Independent System Operator (CISO) | 246.7 GWh | Nov 2019 | Aug 2026 | Solar |
| Sycamore Energy LLC | Sycamore Energy LLC | Santee, CA | California Independent System Operator (CISO) | 23.3 GWh | Mar 2004 | Dec 2025 | Landfill Gas |
| SunZia Wind South | Pattern Operators LP | Corona, NM | California Independent System Operator (CISO) | 2.3 TWh | - | Aug 2026 | Wind |
| SunZia Wind North | Pattern Operators LP | Clines Corner, NM | California Independent System Operator (CISO) | 677.3 GWh | - | Aug 2026 | Wind |
| Sunrise Power LLC | Sunrise Power Co LLC | Fellows, CA | California Independent System Operator (CISO) | 2.2 TWh | May 2001 | Aug 2026 | Natural Gas |
| Sunray 3 | Sunray Energy 3 LLC | Daggett, CA | California Independent System Operator (CISO) | 37.2 GWh | Nov 1985 | Dec 2025 | Solar |
| Stony Gorge | City of Santa Clara - (CA) | Elk Creek, CA | California Independent System Operator (CISO) | 8.9 GWh | Mar 1986 | Dec 2025 | Water |
| Staples La Mirada, CA | SunE WF3-ST Holdings, LLC | La Mirada, CA | California Independent System Operator (CISO) | 1.5 GWh | Feb 2009 | Dec 2025 | Solar |
| Summer Solar D2 | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 2.0 GWh | Jun 2014 | Dec 2025 | Solar |
| Sunset Reservoir North Basin | Deriva Energy | San Francisco, CA | California Independent System Operator (CISO) | 6.4 GWh | Aug 2010 | Dec 2025 | Solar |
| Stroud Solar Station | Pacific Gas & Electric Co. | Helm, CA | California Independent System Operator (CISO) | 14.9 GWh | Aug 2011 | Dec 2025 | Solar |
| Strauss Wind Farm | Strauss Wind LLC | Lompoc, CA | California Independent System Operator (CISO) | 185.9 GWh | Nov 2023 | Aug 2026 | Wind |
| Stateline Solar | Southern Power Co | Nipton, CA | California Independent System Operator (CISO) | 640.1 GWh | Nov 2015 | Dec 2025 | 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 |
| Soscol Ferry Solar | Soscol Ferry Solar | Napa, CA | California Independent System Operator (CISO) | 4.5 GWh | Nov 2020 | Dec 2025 | Solar |
| Summer Solar C2 | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 3.3 GWh | May 2014 | Dec 2025 | Solar |
| SunE- E Philadelphia Ontario | SunEdison LLC | Ontario, CA | California Independent System Operator (CISO) | 1.5 GWh | Feb 2016 | Dec 2025 | Solar |
| Sunray 2 | Sunray Energy 2, LLC | Daggett, CA | California Independent System Operator (CISO) | 54.6 GWh | Nov 1984 | Dec 2025 | Solar |
| Solverde 1 | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 195.0 GWh | Nov 2016 | Aug 2026 | Solar |
| Sunnyvale City of WPCP | City of Sunnyvale WPCP - (CA) | Sunnyvale, CA | California Independent System Operator (CISO) | 7.5 GWh | Oct 1997 | Dec 2025 | Other Biomass Gas : 41.3% Landfill Gas : 36.4% Natural Gas : 22.3% |
| Stanton Energy Reliability Center Hybrid | Wellhead Services, Inc | Stanton, CA | California Independent System Operator (CISO) | 2.4 GWh | Jun 2020 | Aug 2026 | Natural Gas |
| Springville Hydroelectric | Calleguas Mun Water District | Camarillo, CA | California Independent System Operator (CISO) | 659.0 MWh | Feb 1994 | Dec 2025 | Water |
| Springs Generating Station | City of Riverside - (CA) | Riverside, CA | California Independent System Operator (CISO) | 878.0 MWh | Jun 2002 | Dec 2025 | Natural Gas |
| Summer North Solar | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 13.1 GWh | Nov 2014 | Dec 2025 | Solar |
| Sunny Cow Solar, LLC | Headwater Energy, LLC | Bakersfield, CA | California Independent System Operator (CISO) | 5.0 GWh | Sep 2023 | Dec 2025 | Solar |
| Summer Solar B2 | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 3.1 GWh | May 2014 | Dec 2025 | Solar |
| Summer Solar A2 | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 2.7 GWh | May 2014 | Dec 2025 | Solar |
| Sonoma California Geothermal | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 435.6 GWh | Nov 1983 | Dec 2025 | Geothermal |
| Sonoma Central Landfill Phase I | County of Sonoma Dept of Trnsp | Petaluma, CA | California Independent System Operator (CISO) | 583.0 MWh | Jun 1993 | Dec 2025 | Landfill Gas |
| Sonoma Central Landfill Phase II | County of Sonoma Dept of Trnsp | Petaluma, CA | California Independent System Operator (CISO) | 1.8 GWh | May 1996 | Dec 2025 | Landfill Gas |
Summary of Power Plants By State
Figures are based on August 2026 generation numbers.| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 80 | 13,897.78 GWh |
| Alaska | # 48 | 146 | 672.99 GWh |
| Arizona | # 10 | 203 | 13,589.64 GWh |
| Arkansas | # 23 | 122 | 7,027.75 GWh |
| California | # 3 | 1,840 | 24,164.86 GWh |
| Colorado | # 30 | 321 | 5,322.30 GWh |
| Connecticut | # 34 | 180 | 4,400.98 GWh |
| Delaware | # 49 | 35 | 555.40 GWh |
| District of Columbia | # 51 | 19 | 21.71 GWh |
| Florida | # 2 | 345 | 28,185.93 GWh |
| Georgia | # 6 | 261 | 15,282.60 GWh |
| Hawaii | # 47 | 73 | 863.62 GWh |
| Idaho | # 43 | 152 | 1,754.56 GWh |
| Illinois | # 5 | 556 | 18,683.36 GWh |
| Indiana | # 17 | 226 | 9,970.06 GWh |
| Iowa | # 27 | 301 | 5,759.64 GWh |
| Kansas | # 26 | 191 | 6,368.18 GWh |
| Kentucky | # 21 | 63 | 7,221.26 GWh |
| Louisiana | # 14 | 93 | 10,670.45 GWh |
| Maine | # 45 | 250 | 1,285.31 GWh |
| Maryland | # 37 | 236 | 3,745.22 GWh |
| Massachusetts | # 41 | 679 | 1,958.59 GWh |
| Michigan | # 12 | 288 | 12,064.19 GWh |
| Minnesota | # 32 | 794 | 5,047.38 GWh |
| Mississippi | # 19 | 62 | 8,358.70 GWh |
| Missouri | # 22 | 134 | 7,125.71 GWh |
| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 2,266.60 GWh |
| Nebraska | # 39 | 132 | 3,448.00 GWh |
| Nevada | # 29 | 117 | 5,523.31 GWh |
| New Hampshire | # 42 | 60 | 1,901.10 GWh |
| New Jersey | # 25 | 409 | 6,440.88 GWh |
| New Mexico | # 33 | 166 | 4,571.47 GWh |
| New York | # 11 | 1,087 | 13,130.21 GWh |
| North Carolina | # 8 | 921 | 14,263.55 GWh |
| North Dakota | # 38 | 62 | 3,579.89 GWh |
| Ohio | # 7 | 216 | 14,448.49 GWh |
| Oklahoma | # 13 | 153 | 10,965.38 GWh |
| Oregon | # 31 | 292 | 5,257.14 GWh |
| Pennsylvania | # 4 | 270 | 23,772.83 GWh |
| Rhode Island | # 46 | 108 | 924.31 GWh |
| South Carolina | # 16 | 214 | 9,989.71 GWh |
| South Dakota | # 44 | 53 | 1,486.65 GWh |
| Tennessee | # 18 | 101 | 8,430.26 GWh |
| Texas | # 1 | 1,069 | 65,726.98 GWh |
| Utah | # 36 | 131 | 4,074.82 GWh |
| Vermont | # 50 | 118 | 175.56 GWh |
| Virginia | # 15 | 255 | 10,241.54 GWh |
| Washington | # 20 | 137 | 8,189.60 GWh |
| West Virginia | # 28 | 41 | 5,593.74 GWh |
| Wisconsin | # 24 | 272 | 6,683.19 GWh |
| Wyoming | # 35 | 71 | 4,322.19 GWh |