Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Ephratah | Erie Boulevard Hydropower LP | Saint Johnsville, NY | New York Independent System Operator (NYIS) | 6.1 GWh | Dec 1910 | Dec 2025 | Water |
| Franklin (NY) | Erie Boulevard Hydropower LP | Franklin, NY | New York Independent System Operator (NYIS) | 8.6 GWh | Dec 1910 | Dec 2025 | Water |
| Lahontan | Truckee-Carson Irrigation District | Fallon, NV | Nevada Power Company (NEVP) | 7.9 GWh | Dec 1910 | Sep 2025 | Water |
| Verdi | Truckee Meadows Water Authority | Verdi, NV | Nevada Power Company (NEVP) | 19.7 GWh | Dec 1910 | May 2026 | Water |
| Holtwood | BIF III Holtwood LLC | Holtwood, PA | PJM Interconnection, LLC (PJM) | 833.4 GWh | Sep 1910 | Dec 2025 | Water |
| A G Wishon | Pacific Gas & Electric Co. | North Fork, CA | California Independent System Operator (CISO) | 24.1 GWh | Aug 1910 | Oct 2025 | Water |
| High Falls (WI) | Wisconsin Public Service Corp | Town of Stephenson, WI | Midcontinent Independent System Operator, Inc. (MISO) | 15.6 GWh | Jul 1910 | Dec 2025 | Water |
| Snake Creek | Heber Light & Power Company | Midway, UT | PacifiCorp East (PACE) | 3.8 GWh | Jun 1910 | Nov 2025 | Water |
| Little Falls (WA) | Avista Corp | Ford, WA | Avista Corporation (AVA) | 188.8 GWh | Jun 1910 | Dec 2025 | Water |
| Big Fork | PacifiCorp | Big Fork, MT | PacifiCorp East (PACE) | 24.6 GWh | Jun 1910 | Dec 2025 | Water |
| Pioneer | PacifiCorp | Ogden, UT | PacifiCorp East (PACE) | 10.4 GWh | May 1910 | Oct 2025 | Water |
| 99 Islands | Duke Energy Carolinas, LLC | Blacksburg, SC | Duke Energy Carolinas (DUK) | 31.3 GWh | Apr 1910 | Dec 2025 | Water |
| Cedar Falls (WI) | Northern States Power Co - Minnesota | Menomonie, WI | Midcontinent Independent System Operator, Inc. (MISO) | 30.9 GWh | Dec 1909 | Dec 2025 | Water |
| St Croix Falls | Northern States Power Co - Minnesota | St Croix Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 80.0 GWh | Dec 1909 | Dec 2025 | Water |
| Bonny Eagle | Brookfield White Pine Hydro LLC | Hollis, ME | ISO New England (ISNE) | 31.3 GWh | Dec 1909 | Dec 2025 | Water |
| International Paper Livermore Hydro | Eagle Creek Renewable Energy, LLC | Livermore Falls, ME | ISO New England (ISNE) | 24.2 GWh | Dec 1909 | Dec 2025 | Water |
| Domtar Paper Company Rothschild | Domtar Paper Company Rothschild | Rothschild, WI | Midcontinent Independent System Operator, Inc. (MISO) | 524.0 MWh | Dec 1909 | Dec 2025 | Water |
| Indian River Hydro | Eagle Creek Renewable Energy, LLC | Russell, MA | ISO New England (ISNE) | 1.8 GWh | Nov 1909 | Dec 2025 | Water |
| Vernon Dam | Great River Hydro, LLC | Vernon, VT | ISO New England (ISNE) | 119.5 GWh | Jul 1909 | Dec 2025 | Water |
| Skagway | Alaska Power and Telephone Co | Skagway, AK | 4.3 GWh | Jun 1909 | Dec 2024 | Water : 56.0% Distillate Fuel Oil : 44.0% | |
| Shoshone (CO) | Public Service Co of Colorado | Glenwood Springs, CO | Public Service Company of Colorado (PSCO) | 91.8 GWh | May 1909 | Dec 2025 | Water |
| Johnsonville Dam | Erie Boulevard Hydropower LP | Johnsonville, NY | New York Independent System Operator (NYIS) | 4.2 GWh | Dec 1908 | Dec 2025 | Water |
| Dam No. 4 Hydro Station | Eagle Creek Renewable Energy, LLC | Shepherdstown, WV | PJM Interconnection, LLC (PJM) | 8.1 GWh | Dec 1908 | Dec 2025 | Water |
| Bishop Creek 2 | Southern California Edison Co | Bishop, CA | California Independent System Operator (CISO) | 13.2 GWh | Oct 1908 | Dec 2025 | Water |
| Cottonwood | Los Angeles Department of Water & Power | Lone Pine, CA | Los Angeles Department of Water and Power (LDWP) | 3.4 GWh | Oct 1908 | Dec 2025 | Water |
| Nine Mile | Avista Corp | Nine Mile, WA | Avista Corporation (AVA) | 132.2 GWh | Jun 1908 | Dec 2025 | Water |
| Salida | Public Service Co of Colorado | Salida, CO | Public Service Company of Colorado (PSCO) | 1.7 GWh | May 1908 | Dec 2025 | Water |
| Deer Creek PH | Nevada Irrigation District | Nevada City, CA | California Independent System Operator (CISO) | 15.2 GWh | Apr 1908 | Dec 2025 | Water |
| Gaston Shoals | Northbrook Carolina Hydro II, LLC | Blacksburg, SC | Duke Energy Carolinas (DUK) | 5.0 GWh | Apr 1908 | Dec 2025 | Water |
| Schaghticoke | Erie Boulevard Hydropower LP | Schaghticoke, NY | New York Independent System Operator (NYIS) | 61.8 GWh | Dec 1907 | Dec 2025 | Water |
| Shoshone Falls | Idaho Power Co | Twin Falls, ID | Idaho Power Company (IPCO) | 51.9 GWh | Jul 1907 | Dec 2025 | Water |
| Upper Beaver | Beaver City Corporation | Beaver, UT | PacifiCorp East (PACE) | 8.1 GWh | Jul 1907 | Jun 2025 | Water |
| Kern River 1 | Southern California Edison Co | Bakersfield, CA | California Independent System Operator (CISO) | 175.7 GWh | Apr 1907 | Dec 2025 | Water |
| Faraday | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 133.1 GWh | Jan 1907 | Dec 2025 | Water |
| Cavendish | Green Mountain Power Corp | Cavendish, VT | ISO New England (ISNE) | 1.4 GWh | Jan 1907 | Dec 2025 | Water |
| White River (WI) | Northern States Power Co - Minnesota | Ashland, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.7 GWh | Dec 1906 | Dec 2025 | Water |
| Croton | Consumers Energy Co - (MI) | Newaygo, MI | Midcontinent Independent System Operator, Inc. (MISO) | 29.5 GWh | Dec 1906 | Dec 2025 | Water |
| Webber | Consumers Energy Co - (MI) | Lyons, MI | Midcontinent Independent System Operator, Inc. (MISO) | 9.5 GWh | Dec 1906 | Dec 2025 | Water |
| Thomson | ALLETE, Inc. | Carlton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 198.2 GWh | Dec 1906 | Dec 2025 | Water |
| Nooksack Hydro | Puget Sound Hydro LLC | Glacier, WA | Puget Sound Energy, Inc. (PSEI) | 20.2 GWh | Oct 1906 | Dec 2025 | Water |
| Gold Creek | Alaska Electric Light & Power Co. | Juneau, AK | 4.6 GWh | Aug 1906 | Dec 2025 | Water | |
| Madison Dam | NorthWestern Energy (MT Hydro) | Ennis, MT | NorthWestern Corporation (NWMT) | 75.6 GWh | Aug 1906 | Dec 2025 | Water |
| Post Falls | Avista Corp | Post Falls, ID | Avista Corporation (AVA) | 60.4 GWh | Jun 1906 | Dec 2025 | Water |
| Woodland Pulp, LLC | Woodland Pulp LLC | Baileyville, ME | (NBSO) | 381.5 GWh | May 1906 | Dec 2024 | Black Liquor : 50.1% Natural Gas : 29.3% Water : 12.3% Wood/Wood Waste Solids : 8.3% |
| Wainiha Hydro | BBCP Kauai Operating LLC | Hanalei, HI | 18.8 GWh | Dec 1905 | May 2026 | Water | |
| Taftville | FirstLight Power Resources Services LLC | Taftville, CT | ISO New England (ISNE) | 2.2 GWh | Dec 1905 | Dec 2025 | Water |
| Riverside Holyoke | City of Holyoke Gas and Elec Dept - (MA) | Holyoke, MA | ISO New England (ISNE) | 22.5 GWh | Dec 1905 | Dec 2025 | Water |
| Little Falls (MN) | ALLETE, Inc. | Little Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 27.0 GWh | Dec 1905 | Dec 2025 | Water |
| York Haven | Eagle Creek Renewable Energy, LLC | York Haven, PA | PJM Interconnection, LLC (PJM) | 95.7 GWh | Nov 1905 | Dec 2025 | Water |
| Bishop Creek 4 | Southern California Edison Co | Bishop, CA | California Independent System Operator (CISO) | 35.8 GWh | Aug 1905 | Dec 2025 | Water |
| Proctor | Green Mountain Power Corp | Proctor, VT | ISO New England (ISNE) | 27.8 GWh | Jul 1905 | Dec 2025 | Water |
| Neal Shoals | Dominion Energy South Carolina, Inc | Union, SC | Dominion Energy South Carolina, Inc. (SCEG) | 13.4 GWh | May 1905 | Dec 2025 | Water |
| Tacoma | Public Service Co of Colorado | Durango, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 1.9 GWh | May 1905 | Dec 2025 | Water |
| Norway (MI) | City of Norway - (MI) | Norway, MI | Midcontinent Independent System Operator, Inc. (MISO) | 29.5 GWh | May 1905 | Dec 2025 | Water |
| Turners Falls | FirstLight Power Resources, Inc. - MA | Montague, MA | ISO New England (ISNE) | 11.8 GWh | Dec 1904 | Dec 2025 | Water |
| Washoe | Truckee Meadows Water Authority | Verdi, NV | Nevada Power Company (NEVP) | 14.9 GWh | Dec 1903 | Dec 2025 | Water |
| West Buxton | Brookfield White Pine Hydro LLC | Buxton, ME | ISO New England (ISNE) | 20.6 GWh | Dec 1903 | Dec 2025 | Water |
| Morgan Falls | Georgia Power Co | Dunwoody, GA | Southern Company Services, Inc. - Trans (SOCO) | 34.6 GWh | Nov 1903 | Dec 2025 | Water |
| Fall Creek | PacifiCorp | Hornbrook, CA | PacifiCorp West (PACW) | 5.9 GWh | Aug 1903 | Dec 2025 | Water |
| Mill Creek 3 | Southern California Edison Co | Mill Creek, CA | California Independent System Operator (CISO) | 771.0 MWh | Feb 1903 | Dec 2025 | Water |
| Reusens | Eagle Creek Renewable Energy, LLC | Lynchburg, VA | PJM Interconnection, LLC (PJM) | 21.0 GWh | Dec 1902 | Dec 2025 | Water |
| Wisconsin Rapids | Consolidated Water Power Co | Wisconsin Rapids, WI | Midcontinent Independent System Operator, Inc. (MISO) | 46.4 GWh | Dec 1902 | Dec 2025 | Water |
| Bulls Bridge | FirstLight Power Resources Services LLC | New Milford, CT | ISO New England (ISNE) | 26.9 GWh | Dec 1902 | Dec 2025 | Water |
| Deer Rips | Brookfield White Pine Hydro LLC | Auburn, ME | ISO New England (ISNE) | 50.8 GWh | Dec 1902 | Dec 2025 | Water |
| Belfort | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 10.4 GWh | Dec 1902 | Dec 2025 | Water |
| S D Warren Westbrook | Relevate Power Management LLC | Westbrook, ME | ISO New England (ISNE) | 15.0 GWh | Dec 1902 | Dec 2025 | Water |
| Alta Powerhouse | Pacific Gas & Electric Co. | Alta, CA | California Independent System Operator (CISO) | 2.2 GWh | Oct 1902 | Dec 2025 | Water |
| Effley | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 13.8 GWh | Dec 1901 | Dec 2025 | Water |
| Edison Sault | Cloverland Electric Co-op | Sault Ste. Marie, MI | Midcontinent Independent System Operator, Inc. (MISO) | 180.8 GWh | Jun 1901 | Dec 2025 | Water |
| Apple River | Northern States Power Co - Minnesota | Somerset, WI | Midcontinent Independent System Operator, Inc. (MISO) | 13.2 GWh | Dec 1900 | Dec 2025 | Water |
| Little Quinnesec Falls Hydro Project | Eagle Creek Renewable Energy, LLC | Niagara, WI | Midcontinent Independent System Operator, Inc. (MISO) | 60.8 GWh | Nov 1900 | Dec 2025 | Water |
| Snoqualmie | Puget Sound Energy Inc | Snoqualmie, WA | Puget Sound Energy, Inc. (PSEI) | 59.2 GWh | Dec 1897 | Dec 2025 | Water |
| Granite | PacifiCorp | Salt lake City, UT | PacifiCorp East (PACE) | 4.2 GWh | Jul 1896 | Dec 2025 | Water |
| Biron | Consolidated Water Power Co | Biron, WI | Midcontinent Independent System Operator, Inc. (MISO) | 29.6 GWh | Dec 1895 | Dec 2025 | Water |
| Cabot Holyoke | City of Holyoke Gas and Elec Dept - (MA) | Holyoke, MA | ISO New England (ISNE) | 3.0 GWh | Dec 1892 | Dec 2025 | Water |
| Whiting | Consolidated Water Power Co | Whiting, WI | Midcontinent Independent System Operator, Inc. (MISO) | 16.1 GWh | Dec 1890 | Dec 2025 | Water |
| OES Biogas Power | Organic Energy Solutions, Inc. | San Bernardino, CA | California Independent System Operator (CISO) | 4.9 GWh | - | Dec 2024 | Other Biomass Gas |
| Oak Hill - Dry Creek | Vistra Zero LLC | Henderson, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 103.1 GWh | - | May 2026 | Solar |
| Badger Wind, LLC | Badger Wind , LLC | Northwest McIntosh, ND | Midcontinent Independent System Operator, Inc. (MISO) | 374.1 GWh | - | May 2026 | Wind |
| Prairie Solar LLC | MN8 Energy LLC | Sidney, IL | Midcontinent Independent System Operator, Inc. (MISO) | 103.3 GWh | - | May 2026 | Solar |
| Yum Yum Solar LLC | Invenergy Services LLC | Yum Yum, TN | Tennessee Valley Authority (TVA) | 31.5 GWh | - | May 2026 | Solar |
| Vineyard Wind 1 | Vineyard Wind 1 LLC | Edgartown, MA | ISO New England (ISNE) | 362.9 GWh | - | May 2026 | Wind |
| McCrae Wind Energy II | McCrae Wind Energy II, LLC | Garden City, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 376.1 GWh | - | May 2026 | Wind |
| Gaia Hybrid | Sunraycer Assets I LLC | Navarro, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 43.5 GWh | - | May 2026 | Solar |
| NRG THW GT Electric Generating Station | NRG THW GT LLC | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 12.0 GWh | - | May 2026 | Natural Gas |
| Elkhart County Solar Project | Elkhart County Solar Project, LLC | Benton Township, IN | PJM Interconnection, LLC (PJM) | 57.1 GWh | - | May 2026 | Solar |
| Sterlington Solar | Entergy Louisiana LLC | Sterlington, LA | Midcontinent Independent System Operator, Inc. (MISO) | 37.0 GWh | - | May 2026 | Solar |
| Graceland Solar, LLC | RWE Clean Energy | Millington, TN | Tennessee Valley Authority (TVA) | 23.7 GWh | - | May 2026 | Solar |
| Branch Solar Project | Branch Solar, LLC | Coldwater, MI | Midcontinent Independent System Operator, Inc. (MISO) | 12.3 GWh | - | May 2026 | Solar |
| Morrow Lake Solar | Leeward Asset Management, LLC | Pearsall, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 176.0 GWh | - | May 2026 | Solar |
| Marion County Solar Project | Marion County Solar Project, LLC | Marion, OH | PJM Interconnection, LLC (PJM) | 50.2 GWh | - | May 2026 | Solar |
| Conflitti Solar | CES Electron Farm One, LLC | Firebaugh, CA | California Independent System Operator (CISO) | 100.0 MWh | - | Dec 2025 | Solar |
| Midpoint Solar, LLC | Sunraycer Assets I LLC | Blum, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 49.6 GWh | - | May 2026 | Solar |
| Myrtle Solar, LLC | Myrtle Solar, LLC | Angleton, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 431.2 GWh | - | May 2026 | Solar |
| Hill Solar 1 | Hill Solar 1, LLC | Itasca, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 561.1 GWh | - | May 2026 | Solar |
| Danish Fields Solar, LLC | Danish Fields Solar, LLC | El Campo, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 926.2 GWh | - | May 2026 | Solar |
| Cottonwood Bayou Solar | Cottonwood Bayou Solar, LLC | Liverpool, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 575.6 GWh | - | May 2026 | Solar |
| Trumbull Energy Center | Clean Energy Future - Trumbull, LLC. | Warren, OH | PJM Interconnection, LLC (PJM) | 569.2 GWh | - | May 2026 | Natural Gas |
| SunZia Wind South | Pattern Operators LP | Corona, NM | California Independent System Operator (CISO) | 1.1 TWh | - | May 2026 | Wind |
| SunZia Wind North | Pattern Operators LP | Clines Corner, NM | California Independent System Operator (CISO) | 312.7 GWh | - | May 2026 | Wind |
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 |