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) | 75.5 GWh | May 1984 | Dec 2024 | Water |
| Squa Pan Hydro Station | Algonquin Northern Maine | Masardis, ME | (NBSO) | 426.0 MWh | Nov 1941 | Jul 2024 | Water |
| Stebbins | Alaska Village Elec Coop, Inc | Stebbins, AK | 3.5 GWh | Apr 1990 | Dec 2024 | Distillate Fuel Oil | |
| South Fork | Alaska Power and Telephone Co | Klawock, AK | 4.8 GWh | Nov 2005 | Dec 2024 | Water | |
| St Marys IC | Alaska Village Elec Coop, Inc | St. Mary's, AK | 5.9 GWh | Oct 1974 | Dec 2024 | Distillate Fuel Oil | |
| Southcentral Power Project | Chugach Electric Assn Inc | Anchorage, AK | 986.1 GWh | Dec 2012 | Dec 2024 | Natural Gas | |
| Schofield Generating Station | Hawaiian Electric Co Inc | Schofield Barracks, HI | (HECO) | 7.3 GWh | May 2018 | Sep 2025 | Other Biomass Liquids : 64.3% Distillate Fuel Oil : 35.7% |
| Soldotna | Homer Electric Assn Inc | Soldotna, AK | 42.1 GWh | Mar 2014 | Dec 2024 | Natural Gas | |
| Savoonga | Alaska Village Elec Coop, Inc | Savoonga, AK | 2.3 GWh | Jun 2008 | Dec 2024 | Distillate Fuel Oil | |
| Solomon Gulch | Copper Valley Elec Assn, Inc | Valdez, AK | 43.2 GWh | Dec 1981 | Dec 2024 | Water | |
| Shungnak | Alaska Village Elec Coop, Inc | Shungnak, AK | 1.5 GWh | Oct 1984 | Dec 2024 | Distillate Fuel Oil | |
| Scammon Bay | Alaska Village Elec Coop, Inc | Scammon Bay, AK | 1.8 GWh | Aug 2001 | Dec 2024 | Distillate Fuel Oil | |
| Salmon Creek 1 | Alaska Electric Light & Power Co. | Juneau, AK | 30.2 GWh | Nov 1984 | Dec 2024 | Water | |
| Seldovia | Homer Electric Assn Inc | Seldovia, AK | 68.0 MWh | Nov 2004 | Dec 2024 | Distillate Fuel Oil | |
| Selawik | Alaska Village Elec Coop, Inc | Selawik, AK | 2.8 GWh | May 1996 | Dec 2024 | Distillate Fuel Oil | |
| Silvis | Ketchikan Public Utilities | Ketchikan, AK | 2.8 GWh | Dec 1967 | Dec 2024 | Water | |
| Skagway | Alaska Power and Telephone Co | Skagway, AK | 4.3 GWh | Jun 1909 | Dec 2024 | Water : 56.0% Distillate Fuel Oil : 44.0% | |
| Snettisham | Alaska Electric Light & Power Co. | Juneau, AK | 332.7 GWh | Oct 1973 | Dec 2024 | Water | |
| Snake River | Nome Joint Utility Systems | Nome, AK | 32.0 GWh | Mar 1991 | Dec 2024 | Distillate Fuel Oil : 95.4% Wind : 4.6% | |
| Searsmont Road Lincolnville Solar, LLC | REA Investments, LLC | Lincolnville, ME | (NBSO) | 4.0 GWh | Mar 2022 | Jul 2024 | Solar |
| Shishmaref | Alaska Village Elec Coop, Inc | Shishmaref, AK | 1.7 GWh | Nov 1976 | Dec 2024 | Distillate Fuel Oil | |
| Slana Generating Station | Alaska Power and Telephone Co | Slana, AK | (NA) | 1.4 GWh | Dec 2015 | Dec 2024 | Distillate Fuel Oil |
| Sand Point | Sand Point Generating, LLC | Sand Point, AK | 3.6 GWh | Nov 2000 | Dec 2024 | Distillate Fuel Oil | |
| Seward (AK) | City of Seward - (AK) | Seward, AK | 393.0 MWh | Mar 1975 | Dec 2024 | Distillate Fuel Oil | |
| Solana Generating Station | Arizona Solar One LLC | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 859.3 GWh | Sep 2013 | Sep 2025 | Solar |
| Serrano | Serrano Solar, LLC | Marana, AZ | Arizona Public Service Company (AZPS) | 250.5 GWh | - | Sep 2025 | Solar |
| Saguaro | Arizona Public Service Co | Red Rock, AZ | Arizona Public Service Company (AZPS) | 135.2 GWh | Apr 1972 | Dec 2024 | Natural Gas |
| Saddle Mountain Solar I | SunE AZ2, LLC | Tonopah, AZ | Arizona Public Service Company (AZPS) | 34.5 GWh | Nov 2012 | Dec 2024 | Solar |
| Sun Streams 4 | Sun Streams Expansion, LLC | Tonopah, AZ | Arizona Public Service Company (AZPS) | 513.7 GWh | - | Sep 2025 | Solar |
| Sun Streams 3 | Sun Streams PVS, LLC | Arlington, AZ | Arizona Public Service Company (AZPS) | 469.7 GWh | May 2024 | Sep 2025 | Solar |
| St Francis Energy Facility | Associated Electric Coop, Inc | Campbell, MO | Associated Electric Cooperative, Inc. (AECI) | 1.7 TWh | Jun 1999 | Dec 2024 | Natural Gas |
| Shelbina Power #3 | City of Shelbina - (MO) | Shelbina, MO | Associated Electric Cooperative, Inc. (AECI) | 36.0 MWh | Mar 2002 | Dec 2024 | Distillate Fuel Oil |
| Shelbina Power #2 | City of Shelbina - (MO) | Shelbina, MO | Associated Electric Cooperative, Inc. (AECI) | 58.0 MWh | Mar 1992 | Dec 2024 | Distillate Fuel Oil |
| Shelbina Power #1 | City of Shelbina - (MO) | Shelbina, MO | Associated Electric Cooperative, Inc. (AECI) | 14.0 MWh | Dec 1980 | Dec 2024 | Distillate Fuel Oil |
| Star Point Wind Project LLC | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 217.8 GWh | Jan 2010 | Dec 2024 | Wind |
| Spokane Waste to Energy | City of Spokane | Spokane, WA | Avista Corporation (AVA) | 134.4 GWh | Aug 1991 | Sep 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Summer Falls Power Plant | Columbia Basin Hydropower | Coulee City, WA | Avista Corporation (AVA) | 398.2 GWh | Dec 1984 | Oct 2024 | Water |
| Sheep Creek Hydro | Sheep Creek Hydro Inc | Northport, WA | Avista Corporation (AVA) | 7.8 GWh | May 1986 | Dec 2024 | Water |
| Sacramento (SMUD) | Terraform Arcadia | Sacramento, CA | Balancing Authority of Northern California (BANC) | 2.0 GWh | Jul 2014 | Dec 2024 | Solar |
| SCA Cogen 2 | Sacramento Municipal Util Dist | Sacramento, CA | Balancing Authority of Northern California (BANC) | 601.6 GWh | Feb 1997 | Sep 2025 | Natural Gas |
| Shasta | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 2.4 TWh | May 1944 | Sep 2025 | Water |
| SMUD at Van Conett | Sacramento PV Energy, LLC | Galt, CA | Balancing Authority of Northern California (BANC) | 5.0 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 |
| Sacramento Fairbain Water Treatment Plan | Tesla Inc. | Sacramento, CA | Balancing Authority of Northern California (BANC) | 961.0 MWh | Jan 2013 | Dec 2024 | Solar |
| SloughHouse Solar, LLC | SloughHouse Solar, LLC | SloughHouse, CA | Balancing Authority of Northern California (BANC) | 35.6 GWh | - | Sep 2025 | Solar |
| Sacramento Point West Medical Offices | KP Sacramento Point West Medical Offices Solar, LLC | Sacramento, CA | Balancing Authority of Northern California (BANC) | 2.1 GWh | Oct 2020 | 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 Fleshman | Sacramento PV Energy, LLC | Galt, CA | Balancing Authority of Northern California (BANC) | 5.0 GWh | Nov 2011 | Dec 2024 | Solar |
| Sacramento Regional County Sanitation PV | Tesla Inc. | Elk Grove, CA | Balancing Authority of Northern California (BANC) | 7.3 GWh | Nov 2017 | Dec 2024 | Solar |
| Solar Star California II LLC | Solar Star California II LLC | Sacramento, CA | Balancing Authority of Northern California (BANC) | 3.5 GWh | Jul 2012 | Dec 2024 | Solar |
| SPA Cogen 3 | Sacramento Municipal Util Dist | Sacramento, CA | Balancing Authority of Northern California (BANC) | 531.2 GWh | Nov 1997 | Sep 2025 | Natural Gas |
| Spring Creek | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 375.4 GWh | Dec 1963 | Sep 2025 | Water |
| Sutter Energy Center | Calpine Corp-Sutter | Yuba City, CA | Balancing Authority of Northern California (BANC) | 1.7 TWh | Jun 2001 | Sep 2025 | Natural Gas |
| Strata Roof 1 | Strata Manager, LLC | Sacramento, CA | Balancing Authority of Northern California (BANC) | 1.5 GWh | Apr 2013 | Dec 2024 | Solar |
| Strawberry Creek | Lower Valley Energy Inc | Bedford, WY | Bonneville Power Administration (BPAT) | 9.4 GWh | Jul 1940 | Dec 2024 | Water |
| South Hurlburt Wind LLC | Caithness Shepherds Flat LLC | Arlington, OR | Bonneville Power Administration (BPAT) | 552.1 GWh | Jun 2012 | Sep 2025 | Wind |
| Stoltze CoGen1 | F H Stoltze Land & Lumber Co | Columbia Falls, MT | Bonneville Power Administration (BPAT) | 21.1 GWh | Sep 2013 | Sep 2025 | Wood/Wood Waste Solids |
| Suntex Solar, LLC | SC Oregon 2 Lessor Parent, LLC | Riley, OR | Bonneville Power Administration (BPAT) | 24.7 GWh | Jun 2020 | Dec 2024 | Solar |
| Starvation | Starvation Solar I, LLC | Hines, OR | Bonneville Power Administration (BPAT) | 23.5 GWh | Nov 2019 | Dec 2024 | Solar |
| Swift Creek | Lower Valley Energy Inc | Afton, WY | Bonneville Power Administration (BPAT) | 6.5 GWh | Mar 2009 | Dec 2024 | Water |
| Sierra Pacific Aberdeen | Sierra Pacific Industries | Aberdeen, WA | Bonneville Power Administration (BPAT) | 128.4 GWh | Feb 2003 | Dec 2024 | Wood/Wood Waste Solids |
| Smith Falls Hydro Project | Smith Creek Hydro, LLC | Bonners Ferry, ID | Bonneville Power Administration (BPAT) | 83.0 GWh | Nov 1989 | Nov 2024 | Water |
| Seneca Sustainable Energy LLC | Seneca Sustainable Energy LLC | Eugene, OR | Bonneville Power Administration (BPAT) | 125.7 GWh | Mar 2011 | Dec 2024 | Wood/Wood Waste Solids |
| Sagebrush Power Partners | Sagebrush Power Partners, LLC | Ellensburg, WA | Bonneville Power Administration (BPAT) | 277.8 GWh | Oct 2010 | Dec 2024 | Wind |
| Skookumchuck | TransAlta Centralia Gen LLC | Tenino, WA | Bonneville Power Administration (BPAT) | 2.2 GWh | Aug 1990 | Dec 2024 | Water |
| 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 Quincy Facility | Sierra Pacific Industries | Quincy, CA | California Independent System Operator (CISO) | 192.5 GWh | Nov 1986 | Dec 2024 | Wood/Wood Waste Solids |
| Santa Rita Jail Hybrid | County of Alameda GSA | Dublin, CA | California Independent System Operator (CISO) | 13.1 GWh | Aug 2001 | Dec 2023 | Natural Gas : 80.9% Solar : 19.1% |
| 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 |
| SCC - San Jose | Bloom Energy | San Jose, CA | California Independent System Operator (CISO) | 7.5 GWh | Feb 2014 | Dec 2024 | Natural Gas |
| 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 |
| Signal Hill West Unit | Signal Hill Petroleum, Inc | Signal Hill, CA | California Independent System Operator (CISO) | 39.7 GWh | Jun 2004 | Sep 2025 | Other Gas |
| SCCCD - Clovis Community College | Forefront Power, LLC | Fresno, CA | California Independent System Operator (CISO) | 2.0 GWh | Nov 2018 | Dec 2024 | Solar |
| 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% |
| SB Water Reclamation Fuel Cell | San Bernardino Fuel Cell, LLC | San Bernardino, CA | California Independent System Operator (CISO) | 9.4 GWh | May 2021 | Dec 2024 | Other Biomass Gas : 91.7% Natural Gas : 8.3% |
| SC 1 Data Center, Phase 2 | Xeres Ventures LLC | Santa Clara, CA | California Independent System Operator (CISO) | 2.3 GWh | Aug 2011 | Sep 2025 | Distillate Fuel Oil |
| Scarlet Solar (CA) | EDP Renewables North America LLC | Fresno, CA | California Independent System Operator (CISO) | 499.1 GWh | May 2024 | Sep 2025 | Solar |
| Scarlet II Hybrid | EDPR Scarlet II LLC | Cantua Creek, CA | California Independent System Operator (CISO) | 342.2 GWh | Nov 2024 | Sep 2025 | 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 Solar Greenworks | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 39.5 GWh | Oct 2015 | Dec 2024 | Solar |
| Santa Rita Jail Fuel Cell | SRJFC, LLC | Dublin, CA | California Independent System Operator (CISO) | 9.2 GWh | Nov 2016 | Dec 2024 | Natural Gas |
| Shelter Creek Condominiums Solar | Vista Solar, Inc. | San Bruno, CA | California Independent System Operator (CISO) | 3.5 GWh | Jan 2020 | Dec 2024 | Solar |
| Scott Flat | Nevada Irrigation District | Nevada City, CA | California Independent System Operator (CISO) | 4.4 GWh | Jan 1985 | Oct 2024 | Water |
| 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% |
| Santa Fe Springs Rooftop Solar BLDG M | Golden Springs Development Company LLC | Santa Fe Springs, CA | California Independent System Operator (CISO) | 2.5 GWh | Feb 2015 | Dec 2024 | Solar |
| SCDA Solar 1 | SCDA Solar 1, LLC | Sacramento, CA | California Independent System Operator (CISO) | 13.4 GWh | Sep 2017 | Dec 2024 | Solar |
| SCE-Snowline-Duncan Road (North) | SunEdison LLC | Phelan, CA | California Independent System Operator (CISO) | 2.5 GWh | Sep 2014 | Dec 2024 | Solar |
| Santa Barbara ReSource Center | County of Santa Barbara | Goleta, CA | California Independent System Operator (CISO) | 5.4 GWh | May 2022 | Dec 2024 | Other Biomass Gas |
| Sheep Creek Community Solar Farm | Phelan Solar LLC | El Mirage, CA | California Independent System Operator (CISO) | 5.5 GWh | Jul 2023 | Dec 2024 | Solar |
| Santa Clara Cogen | City of Santa Clara - (CA) | Santa Clara, CA | California Independent System Operator (CISO) | 15.3 GWh | May 1982 | Dec 2023 | Natural Gas |
| Santa Cruz Energy | Santa Cruz Energy LLC | Santa Cruz, CA | California Independent System Operator (CISO) | 4.6 GWh | Oct 2009 | Dec 2024 | Landfill Gas |
| Santa Fe Springs Rooftop Solar BLDG H | Golden Springs Development Company LLC | Santa Fe Springs, CA | California Independent System Operator (CISO) | 2.3 GWh | Feb 2015 | Dec 2024 | Solar |
| SE Athos II, LLC | SE Athos II, LLC | Desert Center, CA | California Independent System Operator (CISO) | 565.4 GWh | Nov 2021 | Sep 2025 | Solar |
| Silver State Solar Power South | Silver State Solar Power South, LLC | Primm Valley, NV | California Independent System Operator (CISO) | 672.7 GWh | Oct 2015 | Sep 2025 | Solar |
| San Jose Cogeneration | San Jose State University Fclts Dev &Ops | San Jose, CA | California Independent System Operator (CISO) | 34.5 GWh | Nov 1984 | Sep 2025 | Natural Gas |
| 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 |
| Sealed Air Madera Solar Project | Sealed Air Corporation | Madera, CA | California Independent System Operator (CISO) | 6.1 GWh | Apr 2022 | Dec 2024 | Solar |
| San Manuel Central Plant Cogens | Yuhaaviatam of San Manuel Nation | Highland, CA | California Independent System Operator (CISO) | 27.2 GWh | May 2021 | Dec 2024 | Natural Gas |
| 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 |
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 |