Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Lake Lynn Hydro Station | Eagle Creek Renewable Energy, LLC | Lake Lynn, PA | PJM Interconnection, LLC (PJM) | 93.9 GWh | Apr 1926 | Dec 2025 | Water |
| Wallenpaupack | Wallenpuapack Hydro | Drumore, PA | PJM Interconnection, LLC (PJM) | 67.3 GWh | May 1926 | Dec 2025 | Water |
| Cushman 1 | City of Tacoma - (WA) | Shelton, WA | City of Tacoma, Department of Public Utilities, Light Division (TPWR) | 107.8 GWh | May 1926 | Dec 2025 | Water |
| Kilbourn | Wisconsin Power & Light Co | Wisconsin Dells, WI | Midcontinent Independent System Operator, Inc. (MISO) | 49.2 GWh | Jun 1926 | Dec 2025 | Water |
| Cedar Creek (SC) | Duke Energy Carolinas, LLC | Great Falls, SC | Duke Energy Carolinas (DUK) | 101.6 GWh | Jul 1926 | Dec 2025 | Water |
| Rainbow Falls Auscble | New York State Elec & Gas Corp | Town of Auscble, NY | New York Independent System Operator (NYIS) | 8.2 GWh | Jul 1926 | May 2025 | Water |
| Nacoochee | Georgia Power Co | Lakemont, GA | Southern Company Services, Inc. - Trans (SOCO) | 10.9 GWh | Sep 1926 | Dec 2025 | Water |
| Bartletts Ferry | Georgia Power Co | Salem, AL | Southern Company Services, Inc. - Trans (SOCO) | 324.1 GWh | Nov 1926 | Dec 2025 | Water |
| Sherman | Great River Hydro, LLC | Rowe, MA | ISO New England (ISNE) | 27.8 GWh | Nov 1926 | Dec 2025 | Water |
| Dunlap TP 1 | Guadalupe Blanco River Authority | New Brannfels, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 3.7 GWh | Dec 1926 | Dec 2025 | Water |
| Marshfield 6 | Green Mountain Power Corp | Marshfield, VT | ISO New England (ISNE) | 3.9 GWh | Dec 1926 | Dec 2025 | Water |
| Luray Hydro Station | Eagle Creek Renewable Energy, LLC | Luray, VA | PJM Interconnection, LLC (PJM) | 4.1 GWh | Dec 1926 | Dec 2025 | Water |
| Thornapple | Northern States Power Co - Minnesota | Bruce, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.6 GWh | Dec 1926 | Dec 2025 | Water |
| Trego | Northern States Power Co - Minnesota | Hayward, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.1 GWh | Dec 1926 | Dec 2025 | Water |
| Martin Dam | Alabama Power Co | Dadeville, AL | Southern Company Services, Inc. - Trans (SOCO) | 287.2 GWh | Dec 1926 | Dec 2025 | Water |
| Allens Falls | Erie Boulevard Hydropower LP | Parishville, NY | New York Independent System Operator (NYIS) | 21.2 GWh | Dec 1926 | Dec 2025 | Water |
| Boise Cascade International Falls | Boise White Paper LLC | International Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 335.1 GWh | Dec 1926 | Aug 2026 | Black Liquor : 63.6% Natural Gas : 22.6% Wood/Wood Waste Solids : 12.5% Sludge Waste : 1.3% |
| Theresa Plant | Energen Renewables, LLC | Theresa, NY | New York Independent System Operator (NYIS) | 3.9 GWh | Dec 1926 | Dec 2025 | Water |
| Upper Newton Falls | Erie Boulevard Hydropower LP | Newton Falls, NY | New York Independent System Operator (NYIS) | 5.8 GWh | Dec 1926 | Dec 2025 | Water |
| Balch 1 | Pacific Gas & Electric Co. | Balch Camp, CA | California Independent System Operator (CISO) | 71.2 GWh | Jan 1927 | Dec 2025 | Water |
| Horse Mesa | Salt River Project | Apache Junction, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 74.1 GWh | Mar 1927 | Aug 2026 | Water |
| Manitou Springs | City of Colorado Springs - (CO) | Manitou Spring, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 2.0 GWh | Apr 1927 | Dec 2025 | Water |
| Chalk Hill | Wisconsin Electric Power Co | Stephenson, MI | Midcontinent Independent System Operator, Inc. (MISO) | 34.0 GWh | Apr 1927 | Dec 2025 | Water |
| Minidoka | U S Bureau of Reclamation | Rupert, ID | Bonneville Power Administration (BPAT) | 98.8 GWh | May 1927 | Dec 2025 | Water |
| Cutler Hydro | PacifiCorp | Collinston, UT | PacifiCorp East (PACE) | 41.2 GWh | Jun 1927 | Dec 2025 | Water |
| Guernsey | U S Bureau of Reclamation | Guernsey, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 14.6 GWh | Jun 1927 | Dec 2025 | Water |
| Haiwee | Los Angeles Department of Water & Power | Olancha, CA | Los Angeles Department of Water and Power (LDWP) | 11.0 GWh | Jun 1927 | Sep 2025 | Water |
| Thief River Falls | City of Thief River Falls - (MN) | Thief River Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.7 GWh | Jul 1927 | Dec 2025 | Water : 99.7% |
| Hooksett | Central Rivers Power NH, LLC | Hooksett, NH | ISO New England (ISNE) | 6.3 GWh | Jul 1927 | Dec 2025 | Water |
| Canaan | Central Rivers Power NH, LLC | Canaan, VT | ISO New England (ISNE) | 6.3 GWh | Jul 1927 | Dec 2025 | Water |
| Chelan | PUD No 1 of Chelan County - (WA) | Wenatchee, WA | Public Utility District No. 1 of Chelan County (CHPD) | 325.2 GWh | Aug 1927 | Dec 2025 | Water |
| Burton Dam | Georgia Power Co | Clayton, GA | Southern Company Services, Inc. - Trans (SOCO) | 18.5 GWh | Aug 1927 | Jan 2025 | Water |
| Black Eagle | NorthWestern Energy (MT Hydro) | Great Falls, MT | NorthWestern Corporation (NWMT) | 110.3 GWh | Aug 1927 | Dec 2025 | Water |
| White Rapids | Wisconsin Electric Power Co | Stephenson, MI | Midcontinent Independent System Operator, Inc. (MISO) | 32.7 GWh | Sep 1927 | Dec 2025 | Water |
| High Rock Hydro | Eagle Creek Renewable Energy, LLC | Denton, NC | Alcoa Power Generating, Inc. - Yadkin Division (YAD) | 99.7 GWh | Oct 1927 | Dec 2025 | Water |
| Rio | Eagle Creek Renewable Energy, LLC | Glen Spey, NY | New York Independent System Operator (NYIS) | 13.8 GWh | Nov 1927 | Dec 2025 | Water |
| Ohio Falls | Louisville Gas & Electric Co | Shippingport Island, KY | Louisville Gas and Electric Company and Kentucky Utilities Company (LGEE) | 219.5 GWh | Dec 1927 | Dec 2025 | Water |
| Eel Weir | Erie Boulevard Hydropower LP | Oswegatchie, NY | New York Independent System Operator (NYIS) | 7.6 GWh | Dec 1927 | Dec 2025 | Water |
| East Norfolk | Erie Boulevard Hydropower LP | Norfolk, NY | New York Independent System Operator (NYIS) | 21.1 GWh | Dec 1927 | Dec 2025 | Water |
| Norfolk | Erie Boulevard Hydropower LP | Norfolk, NY | New York Independent System Operator (NYIS) | 22.0 GWh | Dec 1927 | Dec 2025 | Water |
| Norwood | Erie Boulevard Hydropower LP | Norwood, NY | New York Independent System Operator (NYIS) | 11.6 GWh | Dec 1927 | Dec 2025 | Water |
| Raymondville | Erie Boulevard Hydropower LP | Norfolk, NY | New York Independent System Operator (NYIS) | 11.3 GWh | Dec 1927 | Dec 2025 | Water |
| Prospect 2 | PacifiCorp | Prospect, OR | PacifiCorp West (PACW) | 180.1 GWh | Dec 1927 | Dec 2025 | Water |
| Middlesex 2 | Green Mountain Power Corp | Moretown, VT | ISO New England (ISNE) | 5.9 GWh | Dec 1927 | Dec 2025 | Water |
| Chippewa Falls | Northern States Power Co - Minnesota | Chippewa Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 56.1 GWh | Dec 1927 | Dec 2025 | Water |
| Indian Orchard | Central Rivers Power MA, LLC | Indian Orchard, MA | ISO New England (ISNE) | 3.5 GWh | Dec 1927 | Dec 2025 | Water |
| Gorge 18 | Green Mountain Power Corp | South Burlington, VT | ISO New England (ISNE) | 15.4 GWh | Dec 1927 | Dec 2025 | Water |
| Kalaheo Hydro | BBCP Kauai Operating LLC | Kalaheo, HI | 461.0 MWh | Dec 1927 | Dec 2025 | Water | |
| Bucks Creek | Pacific Gas & Electric Co. | Storrie, CA | California Independent System Operator (CISO) | 192.0 GWh | Feb 1928 | Dec 2025 | Water |
| Conowingo | Constellation Power, Inc | Darlington, MD | PJM Interconnection, LLC (PJM) | 1.3 TWh | Feb 1928 | Aug 2026 | Water |
| Bellows Falls | Great River Hydro, LLC | Bellow Falls, VT | ISO New England (ISNE) | 194.3 GWh | Feb 1928 | Dec 2025 | Water |
| Oxford Dam | Duke Energy Carolinas, LLC | Conover, NC | Duke Energy Carolinas (DUK) | 86.5 GWh | Mar 1928 | Dec 2025 | Water |
| Spaulding 1 | Pacific Gas & Electric Co. | Emigrant Gap, CA | California Independent System Operator (CISO) | 17.4 GWh | Apr 1928 | Dec 2025 | Water |
| Marshall (MI) | City of Marshall - (MI) | Marshall, MI | Midcontinent Independent System Operator, Inc. (MISO) | 638.0 MWh | May 1928 | Dec 2025 | Water |
| Santeetlah | Brookfield Smoky Mountain Hydropower LP | Robbinsville, NC | Tennessee Valley Authority (TVA) | 130.0 GWh | May 1928 | Dec 2025 | Water |
| Yates Dam | Alabama Power Co | Tallassee, AL | Southern Company Services, Inc. - Trans (SOCO) | 114.2 GWh | Jun 1928 | Dec 2025 | Water |
| Spaulding 2 | Pacific Gas & Electric Co. | Emigrant Gap, CA | California Independent System Operator (CISO) | 21.0 MWh | Jun 1928 | Nov 2025 | Water |
| Big Creek 2A | Southern California Edison Co | Auberry, CA | California Independent System Operator (CISO) | 322.4 GWh | Jul 1928 | Aug 2026 | Water |
| High Dam | Oswego, City of - (NY) | Oswego, NY | New York Independent System Operator (NYIS) | 19.1 GWh | Jul 1928 | Dec 2025 | Water |
| Tillery | Duke Energy Progress - (NC) | Mount Gilead, NC | Duke Energy Progress East (CPLE) | 117.7 GWh | Jul 1928 | Dec 2025 | Water |
| Jordan Dam | Alabama Power Co | Wetumpka, AL | Southern Company Services, Inc. - Trans (SOCO) | 313.8 GWh | Dec 1928 | Dec 2025 | Water |
| Rockton | Eagle Creek Renewable Energy, LLC | Rockton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 6.5 GWh | Dec 1928 | Dec 2025 | Water |
| Moshier | Erie Boulevard Hydropower LP | Lowville, NY | New York Independent System Operator (NYIS) | 35.1 GWh | Dec 1928 | Dec 2025 | Water |
| Port Townsend Paper | Port Townsend Paper Co | Port Townsend, WA | Bonneville Power Administration (BPAT) | 7.7 GWh | Dec 1928 | Dec 2025 | Black Liquor : 48.8% Wood/Wood Waste Solids : 40.5% Natural Gas : 9.0% Waste/Other Oil : 1.6% |
| Sappi Cloquet Mill | Sappi Cloquet LLC | Cloquet, MN | Midcontinent Independent System Operator, Inc. (MISO) | 459.6 GWh | Dec 1928 | Aug 2026 | Black Liquor : 62.4% Wood/Wood Waste Solids : 17.2% Natural Gas : 16.7% Water : 2.8% Distillate Fuel Oil : 0.5% |
| Argyle | City of Argyle - (WI) | Argyle, WI | Midcontinent Independent System Operator, Inc. (MISO) | 193.0 MWh | Dec 1928 | Dec 2025 | Water : 92.7% Distillate Fuel Oil : 7.3% |
| Milton | Green Mountain Power Corp | Milton, VT | ISO New England (ISNE) | 33.8 GWh | Jan 1929 | Dec 2025 | Water |
| Spaulding 3 | Pacific Gas & Electric Co. | Emigrant Gap, CA | California Independent System Operator (CISO) | 16.9 GWh | Jan 1929 | Dec 2025 | Water |
| Augusta Electric Plant No 1 | City of Augusta - (KS) | Augusta, KS | Southwest Power Pool (SWPP) | 5.0 MWh | Jul 1929 | Dec 2025 | Distillate Fuel Oil |
| Garnett Municipal | City of Garnett - (KS) | Garnett, KS | Southwest Power Pool (SWPP) | 9.0 MWh | Dec 1929 | Dec 2025 | Distillate Fuel Oil |
| Wyman Hydro | Brookfield White Pine Hydro LLC | Bingham, ME | ISO New England (ISNE) | 295.2 GWh | Dec 1929 | Dec 2025 | Water |
| Cobble Mountain | City of Holyoke Gas and Elec Dept - (MA) | Granville, MA | ISO New England (ISNE) | 7.1 GWh | Dec 1929 | Dec 2025 | Water |
| Morony | NorthWestern Energy (MT Hydro) | Great Falls, MT | NorthWestern Corporation (NWMT) | 214.7 GWh | Dec 1929 | Dec 2025 | Water |
| Lighthouse Hill | Erie Boulevard Hydropower LP | Altmar, NY | New York Independent System Operator (NYIS) | 22.7 GWh | Dec 1929 | Dec 2025 | Water |
| Arcadia Electric | City of Arcadia - (WI) | Arcadia, WI | Midcontinent Independent System Operator, Inc. (MISO) | 253.0 MWh | Dec 1929 | Dec 2025 | Distillate Fuel Oil : 70.5% Natural Gas : 29.5% |
| E J West | Erie Boulevard Hydropower LP | Lake Luzerne, NY | New York Independent System Operator (NYIS) | 50.3 GWh | Dec 1929 | Dec 2025 | Water |
| Flambeau Crowley Rapids Project | Zero6 Energy Hydro | Park Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | Dec 1929 | Dec 2025 | Water |
| Stewart Mountain | Salt River Project | Phoenix, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 36.6 GWh | Feb 1930 | Dec 2025 | Water |
| Calderwood | Brookfield Smoky Mountain Hydropower LP | Tallassee, TN | Tennessee Valley Authority (TVA) | 568.7 GWh | Mar 1930 | Dec 2025 | Water |
| Lake Blackshear Project | Crisp County Power Comm | Warwick, GA | Southern Company Services, Inc. - Trans (SOCO) | 34.6 GWh | Apr 1930 | Dec 2025 | Water |
| Merced Falls | Merced Irrigation District | Snelling, CA | California Independent System Operator (CISO) | 9.1 GWh | Jun 1930 | Sep 2025 | Water |
| Pardee | East Bay Municipal Util Dist - (CA) | Valley Springs, CA | California Independent System Operator (CISO) | 79.6 GWh | Jun 1930 | Dec 2025 | Water |
| Walters | Duke Energy Progress - (NC) | Waterville, NC | Duke Energy Progress East (CPLE) | 289.1 GWh | Jun 1930 | Dec 2025 | Water |
| Falls City | City of Falls City - (NE) | Falls City, NE | Southwest Power Pool (SWPP) | 499.0 MWh | Jul 1930 | Dec 2025 | Natural Gas : 70.1% Distillate Fuel Oil : 29.9% |
| Saluda Lexington | Dominion Energy South Carolina, Inc | Columbia, SC | Dominion Energy South Carolina, Inc. (SCEG) | 91.5 GWh | Jul 1930 | Dec 2025 | Water |
| Comerford | Great River Hydro, LLC | Monroe, NH | ISO New England (ISNE) | 296.8 GWh | Aug 1930 | Dec 2025 | Water |
| Louisiana Sugar Refining | Louisiana Sugar Refining LLC | Gramercy, LA | Midcontinent Independent System Operator, Inc. (MISO) | 9.1 GWh | Aug 1930 | Dec 2025 | Natural Gas |
| Niangua | Sho-Me Power Electric Coop | Camdenton, MO | Associated Electric Cooperative, Inc. (AECI) | 536.0 MWh | Oct 1930 | Feb 2025 | Water |
| Yelm | City of Centralia - (WA) | Yelm, WA | Bonneville Power Administration (BPAT) | 32.2 GWh | Nov 1930 | Dec 2025 | Water |
| Cushman 2 | City of Tacoma - (WA) | Shelton, WA | City of Tacoma, Department of Public Utilities, Light Division (TPWR) | 160.5 GWh | Nov 1930 | Dec 2025 | Water |
| Mcindoes | Great River Hydro, LLC | Barnet, VT | ISO New England (ISNE) | 39.1 GWh | Dec 1930 | Dec 2025 | Water |
| Thurlow Dam | Alabama Power Co | Tallassee, AL | Southern Company Services, Inc. - Trans (SOCO) | 191.0 GWh | Dec 1930 | Dec 2025 | Water |
| Victoria Dam | Upper Peninsula Power Company | Rockland, MI | Midcontinent Independent System Operator, Inc. (MISO) | 53.6 GWh | Dec 1930 | Dec 2025 | Water |
| Beebee Island Hydro Plant | Erie Boulevard Hydropower LP | Watertown, NY | New York Independent System Operator (NYIS) | 40.1 GWh | Dec 1930 | Dec 2025 | Water |
| Dexter Plant | Central Rivers Power US, LLC | Dexter, NY | New York Independent System Operator (NYIS) | 6.9 GWh | Dec 1930 | Dec 2025 | Water |
| Salt Springs | Pacific Gas & Electric Co. | Pioneer, CA | California Independent System Operator (CISO) | 113.4 GWh | May 1931 | Dec 2025 | Water |
| Tiger Creek | Pacific Gas & Electric Co. | Pioneer, CA | California Independent System Operator (CISO) | 215.7 GWh | May 1931 | Dec 2025 | Water |
| Hardy | Consumers Energy Co - (MI) | Newaygo, MI | Midcontinent Independent System Operator, Inc. (MISO) | 64.9 GWh | May 1931 | Dec 2025 | Water |
| Ozark Beach | Empire District Electric Co | Forsyth, MO | Southwest Power Pool (SWPP) | 40.3 GWh | May 1931 | Dec 2025 | Water |
| West Charleston | Barton Village, Inc | West Charleston, VT | ISO New England (ISNE) | 5.8 GWh | Jun 1931 | Jul 2025 | Water |
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 |