Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Rockport | Indiana Michigan Power Co | Rockport, IN | PJM Interconnection, LLC (PJM) | 7.4 TWh | Nov 1984 | Apr 2025 | Subbituminous Coal : 96.6% Bituminous Coal : 2.9% |
| Tehachapi Wind Resource I | CalWind Resources Inc | Tehachapi, CA | California Independent System Operator (CISO) | 14.1 GWh | Nov 1984 | Dec 2024 | Wind |
| Clement Dam Hydro LLC | Eagle Creek Renewable Energy, LLC | Tilton, NH | ISO New England (ISNE) | 8.9 GWh | Nov 1984 | Dec 2024 | Water |
| South Forks Hydro | South Forks Joint Venture | Hansen, ID | Idaho Power Company (IPCO) | 26.0 GWh | Nov 1984 | Oct 2024 | Water |
| Bayou Cogen Plant | Air Liquide Large Industries U S LP | Pasadena, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 2.1 TWh | Nov 1984 | Apr 2025 | Natural Gas : 91.5% Other Gas : 8.5% |
| Sunray 2 | Sunray Energy 2, LLC | Daggett, CA | California Independent System Operator (CISO) | 57.7 GWh | Nov 1984 | Dec 2024 | Solar |
| Mammoth G1 | Ormat Nevada Inc | Mammoth lakes, CA | California Independent System Operator (CISO) | 59.6 GWh | Nov 1984 | Dec 2024 | Geothermal |
| San Jose Cogeneration | San Jose State University Fclts Dev &Ops | San Jose, CA | California Independent System Operator (CISO) | 33.4 GWh | Nov 1984 | Apr 2025 | Natural Gas |
| Cameron Ridge LLC | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 144.0 GWh | Nov 1984 | Dec 2024 | Wind |
| Williams Ignacio Natural Gas Plant | Harvest Midstream Co | Durango, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 48.1 GWh | Nov 1984 | Apr 2025 | Waste Heat |
| PCS Phosphate | PCS Phosphate | Aurora, NC | Duke Energy Progress East (CPLE) | 186.7 GWh | Nov 1984 | Apr 2025 | Waste Heat |
| Fort Miller Hydroelectric Facility | Fort Miller Associates | Northumberland, NY | New York Independent System Operator (NYIS) | 14.8 GWh | Nov 1984 | Dec 2024 | Water |
| Falls Creek | Eagle Creek Renewable Energy, LLC | Cascadia, OR | PacifiCorp West (PACW) | 15.5 GWh | Nov 1984 | Dec 2024 | Water |
| Salmon Creek 1 | Alaska Electric Light & Power Co. | Juneau, AK | 30.2 GWh | Nov 1984 | Dec 2024 | Water | |
| Terror Lake Microgrid | Kodiak Electric Assn Inc | Kodiak, AK | 134.1 GWh | Nov 1984 | Dec 2024 | Water | |
| Columbia Generating Station | Energy Northwest | Richland, WA | Bonneville Power Administration (BPAT) | 9.3 TWh | Nov 1984 | Apr 2025 | Nuclear |
| Opal Springs Hydro | Deschutes Valley Water District | Culver, OR | PacifiCorp West (PACW) | 29.4 GWh | Dec 1984 | Dec 2024 | Water |
| Summer Falls Power Plant | Columbia Basin Hydropower | Coulee City, WA | Avista Corporation (AVA) | 398.2 GWh | Dec 1984 | Oct 2024 | Water |
| Richard B Russell | USCE-Savannah District | Elberton, GA | Southeastern Power Administration (SEPA) | 270.5 GWh | Dec 1984 | Apr 2025 | Water |
| Upper Beaver Falls Project | Eagle Creek Renewable Energy, LLC | Beaver Falls, NY | New York Independent System Operator (NYIS) | 6.0 GWh | Dec 1984 | Dec 2024 | Water |
| Karen Avenue Wind Farm | San Gorgonio Farms Inc | North Palm Springs, CA | California Independent System Operator (CISO) | 23.4 GWh | Dec 1984 | Dec 2024 | Wind |
| Otis Hydro | Eagle Creek Renewable Energy, LLC | Livermore Falls, ME | ISO New England (ISNE) | 29.9 GWh | Dec 1984 | Apr 2025 | Water |
| San Antonio Regional Hospital | San Antonio Regional Hospital | Upland, CA | California Independent System Operator (CISO) | 10.2 GWh | Dec 1984 | Dec 2024 | Natural Gas |
| 85 A | Wind Wall 1 LLC | Tehachapi, CA | California Independent System Operator (CISO) | 71.2 GWh | Dec 1984 | Dec 2024 | Wind |
| 85 B | Wind Wall 1 LLC | Tehachapi, CA | California Independent System Operator (CISO) | 97.6 GWh | Dec 1984 | Dec 2024 | Wind |
| Lakefield Utilities | City of Lakefield - (MN) | Lakefield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 MWh | Jan 1985 | Dec 2024 | Distillate Fuel Oil |
| Borger Plant | Sid Richardson Carbon Ltd | Borger, TX | Southwest Power Pool (SWPP) | 46.6 GWh | Jan 1985 | Sep 2024 | Blast Furnace Gas : 78.3% Natural Gas : 21.7% |
| Packaging Corp of America | Packaging Corp of America | Counce, TN | Tennessee Valley Authority (TVA) | 428.3 GWh | Jan 1985 | Apr 2025 | Black Liquor : 59.3% Wood/Wood Waste Solids : 22.8% Natural Gas : 17.8% |
| Site 980 65 | Madera-Chowchilla Power Auth | Madera, CA | California Independent System Operator (CISO) | 4.9 GWh | Jan 1985 | Jul 2024 | Water |
| Sacramento Municipal Util Dist | South Sutter Water District | Sacramento, CA | California Independent System Operator (CISO) | 15.9 GWh | Jan 1985 | Mar 2024 | Water |
| Scott Flat | Nevada Irrigation District | Nevada City, CA | California Independent System Operator (CISO) | 4.4 GWh | Jan 1985 | Oct 2024 | Water |
| Little Wood Hydro Project | Littlewood Irrigation District | Carey, ID | Idaho Power Company (IPCO) | 4.8 GWh | Jan 1985 | Sep 2024 | Water |
| Potholes East Canal 66.0 | Columbia Basin Hydropower | Pasco, WA | Bonneville Power Administration (BPAT) | 4.8 GWh | Feb 1985 | Oct 2024 | Water |
| St Stephen | US Army Corps of Engineers | St. Stephen, SC | South Carolina Public Service Authority (SC) | 258.6 GWh | Feb 1985 | Dec 2024 | Water |
| Sartell Dam | Eagle Creek Renewable Energy, LLC | Sartell, MN | Midcontinent Independent System Operator, Inc. (MISO) | 29.1 GWh | Feb 1985 | Dec 2024 | Water |
| Collins Facility | Relevate Power Management LLC | Wilbraham, MA | ISO New England (ISNE) | 6.8 GWh | Feb 1985 | Dec 2023 | Water |
| Metro Wastewater Reclamation District | ENGIE Denver Metro LLC | Denver, CO | Public Service Company of Colorado (PSCO) | 37.1 GWh | Mar 1985 | Apr 2025 | Other Biomass Gas |
| Friant Hydro Facility | Friant Power Authority | Friant, CA | California Independent System Operator (CISO) | 59.8 GWh | Mar 1985 | Dec 2024 | Water |
| Missouri River Wastewater Treatment | City of Omaha | Omaha, NE | Southwest Power Pool (SWPP) | 12.9 GWh | Mar 1985 | Apr 2025 | Other Biomass Gas : 96.8% Natural Gas : 3.2% |
| Formosa Plastics | Formosa Plastics Corp | Baton Rouge, LA | Midcontinent Independent System Operator, Inc. (MISO) | 369.6 GWh | Apr 1985 | Dec 2023 | Natural Gas |
| Diablo Canyon | Pacific Gas & Electric Co. | Avila Beach, CA | California Independent System Operator (CISO) | 18.4 TWh | Apr 1985 | Apr 2025 | Nuclear |
| Energy Center Dover | Cartier Energy, LLC | Dover, DE | PJM Interconnection, LLC (PJM) | 111.9 GWh | Apr 1985 | Apr 2025 | Natural Gas : 99.6% |
| Foothills Hydro Plant | Denver City & County-Foothills | Littleton, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 6.4 GWh | Apr 1985 | Oct 2024 | Water |
| Municipal Cogen Plant | Palm Springs City of | Palm Springs, CA | California Independent System Operator (CISO) | 7.3 GWh | Apr 1985 | Apr 2025 | Natural Gas |
| Wheelabrator North Andover | Wheelabrator Environmental Systems | North Andover, MA | ISO New England (ISNE) | 237.6 GWh | Apr 1985 | Apr 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Springerville | Tucson Electric Power Co | Springerville, AZ | Tucson Electric Power (TEPC) | 5.3 TWh | May 1985 | Apr 2025 | Subbituminous Coal : 99.2% |
| New-Indy Ontario Mill | New-Indy Ontario LLC | Ontario, CA | California Independent System Operator (CISO) | 244.8 GWh | May 1985 | Apr 2025 | Natural Gas |
| Gas Utilization Facility | City of San Diego | San Diego, CA | California Independent System Operator (CISO) | 31.7 GWh | May 1985 | Apr 2025 | Other Biomass Gas |
| McKay Bay Facility | City of Tampa | Tampa, FL | Tampa Electric Company (TEC) | 99.0 GWh | May 1985 | Apr 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Quail Creek Hydro Plant #1 | Washington Cnty Wtr Consv Dist | Hurricane, UT | PacifiCorp East (PACE) | 9.6 GWh | May 1985 | Apr 2025 | Water |
| Heber Geothermal | ORCAL Geothermal, Inc | Heber, CA | Imperial Irrigation District (IID) | 384.9 GWh | May 1985 | Dec 2024 | Geothermal |
| Wellesley College Central Utility Plant | Wellesley College | Wellesley, MA | ISO New England (ISNE) | 480.2 MWh | May 1985 | Dec 2023 | Natural Gas |
| Red Mountain | Metropolitan Water District of S CA | Fallbrook, CA | California Independent System Operator (CISO) | 34.3 GWh | May 1985 | Oct 2024 | Water |
| Jones Fork | Sacramento Municipal Util Dist | Fresh Pond, CA | Balancing Authority of Northern California (BANC) | 8.6 GWh | May 1985 | Dec 2024 | Water |
| Catawba | Duke Energy Carolinas, LLC | York, SC | Duke Energy Carolinas (DUK) | 19.2 TWh | May 1985 | Apr 2025 | Nuclear |
| Grand Gulf | System Energy Resources, Inc | Port Gibson, MS | Midcontinent Independent System Operator, Inc. (MISO) | 11.4 TWh | Jun 1985 | Apr 2025 | Nuclear |
| Diana Hydroelectric | EONY Generation Limited | Harrisville, NY | New York Independent System Operator (NYIS) | 7.7 GWh | Jun 1985 | Dec 2024 | Water |
| Dolgeville Hydro | EONY Generation Limited | Dolgeville, NY | New York Independent System Operator (NYIS) | 11.6 GWh | Jun 1985 | Dec 2024 | Water |
| Geismar | BASF Corporation | Geismar, LA | Midcontinent Independent System Operator, Inc. (MISO) | 514.1 GWh | Jun 1985 | Dec 2024 | Natural Gas : 63.1% Other Gas : 36.9% |
| Kern River Cogeneration | Kern River Cogeneration Co | Bakersfield, CA | California Independent System Operator (CISO) | 238.4 GWh | Jun 1985 | Jan 2025 | Natural Gas |
| Gardiner | KEI (Maine) Power Management (III) LLC | Gardiner, ME | ISO New England (ISNE) | 4.3 GWh | Jun 1985 | Dec 2024 | Water |
| Somersworth Lower Great Dam | Green Mountain Power Corp | Somersworth, NH | ISO New England (ISNE) | 3.3 GWh | Jun 1985 | Jun 2024 | Water |
| EHC West Hopkinton | Green Mountain Power Corp | West Hopkinton, NH | ISO New England (ISNE) | 2.7 GWh | Jun 1985 | Jul 2024 | Water |
| WWTP Power Generation Station | East Bay Municipal Util Dist | Oakland, CA | California Independent System Operator (CISO) | 29.8 GWh | Jul 1985 | Apr 2025 | Other Biomass Gas : 98.8% Distillate Fuel Oil : 1.2% |
| Valley Falls Hydroelectric Facility | Valley Falls Associates | Valley Falls, NY | New York Independent System Operator (NYIS) | 6.4 GWh | Jul 1985 | Dec 2024 | Water |
| Marco Ranch | Marco Power Inc | Jerome, ID | Idaho Power Company (IPCO) | 2.5 GWh | Jul 1985 | Oct 2024 | Water |
| Owyhee Dam Power Project | Owyhee Irrigation District | Nyssa, OR | Idaho Power Company (IPCO) | 27.6 GWh | Jul 1985 | Oct 2024 | Water |
| Wheelabrator Saugus | Wheelabrator Environmental Systems | Saugus, MA | ISO New England (ISNE) | 229.1 GWh | Jul 1985 | Apr 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Clifton Dam 3 Power Station | Converse Energy Inc | Converse, SC | Duke Energy Carolinas (DUK) | 3.6 GWh | Jul 1985 | Dec 2023 | Water |
| Wrightsville Hydro Plant | Washington Electric Coop - (VT) | Montpelier, VT | ISO New England (ISNE) | 1.7 GWh | Aug 1985 | Nov 2024 | Water |
| Basalt | City of Aspen- (CO) | Aspen, CO | Public Service Company of Colorado (PSCO) | 18.8 GWh | Aug 1985 | Dec 2024 | Water |
| South Dry Creek Hydro | Hydrodynamics Inc | Red Lodge, MT | NorthWestern Corporation (NWMT) | 3.8 GWh | Aug 1985 | Nov 2024 | Water |
| Wolf Creek Generating Station | Wolf Creek Nuclear Optg Corp | Burlington, KS | Southwest Power Pool (SWPP) | 10.2 TWh | Aug 1985 | Apr 2025 | Nuclear |
| Waterford 3 | Entergy Louisiana LLC | Killona, LA | Midcontinent Independent System Operator, Inc. (MISO) | 8.1 TWh | Aug 1985 | Apr 2025 | Nuclear |
| Byron Generating Station | Constellation Nuclear | Byron, IL | PJM Interconnection, LLC (PJM) | 19.2 TWh | Aug 1985 | Apr 2025 | Nuclear |
| Tok | Alaska Power and Telephone Co | Tok, AK | 11.4 GWh | Sep 1985 | Dec 2024 | Distillate Fuel Oil | |
| Quincy Chute | PUD No 2 of Grant County | Quincy, WA | Public Utility District No. 2 of Grant County, Washington (GCPD) | 30.9 GWh | Sep 1985 | Oct 2024 | Water |
| Chanute 3 | City of Chanute | Chanute, KS | Southwest Power Pool (SWPP) | 715.0 MWh | Sep 1985 | Dec 2024 | Natural Gas : 57.9% Distillate Fuel Oil : 42.1% |
| Lockwood Hydroelectric Facility | Merimil Ltd Partnership | Waterville, ME | ISO New England (ISNE) | 13.6 GWh | Sep 1985 | Dec 2024 | Water |
| Boott Hydropower | Boott Hydro, LLC - Hybrid | Lowell, MA | ISO New England (ISNE) | 27.5 GWh | Sep 1985 | Dec 2024 | Water |
| Billerud Quinnesec Mill | Billerud Quinnesec Mill | Norway, MI | Midcontinent Independent System Operator, Inc. (MISO) | 293.6 GWh | Sep 1985 | Dec 2024 | Black Liquor : 67.8% Wood/Wood Waste Solids : 30.2% Natural Gas : 1.9% |
| West End Dam Hydroelectric Project | Relevate Power Management LLC | Carthage, NY | New York Independent System Operator (NYIS) | 22.8 GWh | Sep 1985 | Dec 2023 | Water |
| Lost Hills Cogeneration Plant | AERA Energy LLC | Lost Hills, CA | California Independent System Operator (CISO) | 9.2 GWh | Sep 1985 | Dec 2024 | Natural Gas |
| Curtis Palmer Hydroelectric | Palmer Hydroelectric | Corinth, NY | New York Independent System Operator (NYIS) | 326.5 GWh | Sep 1985 | Dec 2024 | Water |
| Power Island | INEOS USA LLC | Alvin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 833.4 GWh | Oct 1985 | Dec 2024 | Natural Gas |
| Nalco | Nalco Co | Naperville, IL | PJM Interconnection, LLC (PJM) | 20.3 GWh | Oct 1985 | Dec 2024 | Natural Gas |
| Sugarloaf Hydro Plant | Eagle Creek Renewable Energy, LLC | Leadville, CO | Public Service Company of Colorado (PSCO) | 1.2 GWh | Oct 1985 | Dec 2024 | Water |
| Painted Hills Wind Park | Terra-Gen Operating Co-Wind | Whitewater, CA | California Independent System Operator (CISO) | 173.3 GWh | Oct 1985 | Apr 2025 | Wind |
| Odyssey Energy Altura Cogen, LLC | Odyssey Operating Services | Channelview, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 3.6 TWh | Oct 1985 | Apr 2025 | Natural Gas |
| Geothermal 2 | Northern California Power Agny | Middletown, CA | California Independent System Operator (CISO) | 303.9 GWh | Nov 1985 | Apr 2025 | Geothermal |
| Mine Falls Generating Station | City of Nashua, NH | Nashua, NH | ISO New England (ISNE) | 12.7 GWh | Nov 1985 | Dec 2024 | Water |
| Beowawe | Ormat Nevada Inc | Beowawe, NV | Nevada Power Company (NEVP) | 107.2 GWh | Nov 1985 | Dec 2024 | Geothermal |
| Sunray 3 | Sunray Energy 3 LLC | Daggett, CA | California Independent System Operator (CISO) | 37.1 GWh | Nov 1985 | Dec 2024 | Solar |
| Collins Pine Project | Collins Pine Co | Chester, CA | California Independent System Operator (CISO) | 10.3 GWh | Nov 1985 | Dec 2024 | Wood/Wood Waste Solids |
| Port Leyden Hydroelectric Project | Lyonsdale Hydroelectric Co., Inc. | Port Leyden, NY | New York Independent System Operator (NYIS) | 4.7 GWh | Nov 1985 | Dec 2024 | Water |
| Biomass One LP | Biomass One LP | White City, OR | PacifiCorp West (PACW) | 136.0 GWh | Nov 1985 | Dec 2023 | Wood/Wood Waste Solids |
| Vulcan-BN Geothermal Power Company | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 227.2 GWh | Nov 1985 | Dec 2024 | Geothermal |
| Rocky Brook Hydroelectric | Rocky Brook Electric Inc | Brinnon, WA | Bonneville Power Administration (BPAT) | 540.0 MWh | Nov 1985 | Dec 2024 | Water |
| Pembroke Hydro | Eagle Creek Renewable Energy, LLC | Suncook, NH | ISO New England (ISNE) | 7.4 GWh | Nov 1985 | Dec 2024 | Water |
| Gregg Falls | Eagle Creek Renewable Energy, LLC | Goffstown, NH | ISO New England (ISNE) | 8.9 GWh | Nov 1985 | Dec 2024 | Water |
Summary of Power Plants By State
Figures are based on April 2025 generation numbers.| State | Rank | Active Plants | Apr 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 75 | 10,243.20 GWh |
| Alaska | # 48 | 142 | 476.79 GWh |
| Arizona | # 15 | 173 | 7,447.02 GWh |
| Arkansas | # 31 | 99 | 3,937.58 GWh |
| California | # 4 | 1,664 | 15,684.45 GWh |
| Colorado | # 28 | 290 | 4,479.29 GWh |
| Connecticut | # 37 | 162 | 2,832.47 GWh |
| Delaware | # 49 | 32 | 450.59 GWh |
| District of Columbia | # 51 | 16 | 13.07 GWh |
| Florida | # 2 | 317 | 20,430.69 GWh |
| Georgia | # 6 | 248 | 11,378.75 GWh |
| Hawaii | # 46 | 68 | 750.53 GWh |
| Idaho | # 44 | 145 | 1,489.98 GWh |
| Illinois | # 5 | 358 | 14,828.23 GWh |
| Indiana | # 14 | 208 | 7,809.31 GWh |
| Iowa | # 19 | 294 | 6,020.16 GWh |
| Kansas | # 21 | 180 | 5,162.37 GWh |
| Kentucky | # 25 | 57 | 4,785.23 GWh |
| Louisiana | # 16 | 83 | 7,414.75 GWh |
| Maine | # 45 | 208 | 1,052.11 GWh |
| Maryland | # 36 | 196 | 3,016.71 GWh |
| Massachusetts | # 43 | 623 | 1,491.61 GWh |
| Michigan | # 9 | 269 | 9,486.98 GWh |
| Minnesota | # 27 | 765 | 4,502.46 GWh |
| Mississippi | # 20 | 56 | 5,727.48 GWh |
| Missouri | # 23 | 120 | 5,119.33 GWh |
| State | Rank | Active Plants | Apr 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 70 | 2,029.46 GWh |
| Nebraska | # 38 | 127 | 2,575.70 GWh |
| Nevada | # 33 | 110 | 3,434.99 GWh |
| New Hampshire | # 42 | 56 | 1,516.23 GWh |
| New Jersey | # 22 | 385 | 5,160.42 GWh |
| New Mexico | # 32 | 139 | 3,447.34 GWh |
| New York | # 8 | 930 | 9,830.59 GWh |
| North Carolina | # 10 | 909 | 9,044.94 GWh |
| North Dakota | # 35 | 57 | 3,134.93 GWh |
| Ohio | # 12 | 197 | 8,321.20 GWh |
| Oklahoma | # 18 | 136 | 6,341.82 GWh |
| Oregon | # 24 | 272 | 4,888.92 GWh |
| Pennsylvania | # 3 | 255 | 17,282.62 GWh |
| Rhode Island | # 47 | 97 | 690.36 GWh |
| South Carolina | # 11 | 200 | 8,436.34 GWh |
| South Dakota | # 41 | 52 | 1,909.63 GWh |
| Tennessee | # 26 | 86 | 4,565.37 GWh |
| Texas | # 1 | 885 | 43,683.73 GWh |
| Utah | # 39 | 122 | 2,192.68 GWh |
| Vermont | # 50 | 117 | 200.11 GWh |
| Virginia | # 17 | 233 | 6,991.48 GWh |
| Washington | # 13 | 134 | 8,268.23 GWh |
| West Virginia | # 30 | 39 | 3,969.31 GWh |
| Wisconsin | # 29 | 244 | 4,163.43 GWh |
| Wyoming | # 34 | 73 | 3,236.34 GWh |