Directory of Power Plants in the United States
Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
---|---|---|---|---|---|---|---|
French Paper Hydro | French Paper Co | Niles, MI | PJM Interconnection, LLC (PJM) | 2.7 GWh | Dec 1920 | Mar 2025 | Water |
Graniteville Enterprise Division | Augusta Canal Authority | Augusta, GA | Southern Company Services, Inc. - Trans (SOCO) | 1.4 GWh | Dec 1920 | Mar 2025 | Water |
Glen | Green Mountain Power Corp | Rutland, VT | ISO New England (ISNE) | 6.1 GWh | Jul 1920 | Dec 2024 | Water |
Uintah | Moon Lake Electric Assn Inc | Neola, UT | Western Area Power Administration - Rocky Mountain Region (WACM) | 6.7 GWh | Jun 1920 | Dec 2024 | Water |
San Francisquito 2 | Los Angeles Department of Water & Power | Saugus, CA | Los Angeles Department of Water and Power (LDWP) | 44.7 GWh | Jun 1920 | Dec 2024 | Water |
Georgia-Pacific Big Island | GP Big Island LLC | Big Island, VA | PJM Interconnection, LLC (PJM) | 53.4 GWh | May 1920 | Mar 2025 | Natural Gas : 61.2% Wood/Wood Waste Solids : 26.2% Black Liquor : 8.6% Other Biomass Solids : 3.8% |
Tuxedo | Northbrook Tuxedo, LLC | Flat Rock, NC | Duke Energy Carolinas (DUK) | 19.3 GWh | May 1920 | Sep 2024 | Water |
Prairie River | ALLETE, Inc. | Grand Rapids, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Mar 1920 | Dec 2024 | Water |
Weston Hydro | Brookfield White Pine Hydro LLC | Skowhegan, ME | ISO New England (ISNE) | 57.4 GWh | Dec 1919 | Dec 2024 | Water |
Dashville | Central Hudson Gas & Elec Corp | Dashville, NY | New York Independent System Operator (NYIS) | 9.0 GWh | Dec 1919 | Dec 2024 | Water |
Black River | Erie Boulevard Hydropower LP | Black River, NY | New York Independent System Operator (NYIS) | 27.1 GWh | Dec 1919 | Dec 2024 | Water |
Dwight | Central Rivers Power MA, LLC | Chicopee, MA | ISO New England (ISNE) | 6.3 GWh | Dec 1919 | Dec 2024 | Water |
Kansas River Project | Bowersock Mills & Power Co | Lawrence, KS | Southwest Power Pool (SWPP) | 21.0 GWh | Dec 1919 | Mar 2025 | Water |
Pepperell Hydro Power Plant | Eagle Creek Renewable Energy, LLC | Pepperell, MA | ISO New England (ISNE) | 4.3 GWh | Dec 1919 | Mar 2025 | Water |
Park Mill | Eagle Creek Renewable Energy, LLC | Marinette, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.2 GWh | Dec 1919 | Dec 2024 | Water |
Packaging of America Tomahawk Mill | PCA-Tomahawk Mill | Tomahawk, WI | Midcontinent Independent System Operator, Inc. (MISO) | 111.3 GWh | Dec 1919 | Dec 2024 | Wood/Wood Waste Solids : 35.7% Natural Gas : 34.2% Black Liquor : 18.1% Water : 11.7% |
Wateree Hydro | Duke Energy Carolinas, LLC | Ridgeway, SC | Duke Energy Carolinas (DUK) | 255.3 GWh | Sep 1919 | Dec 2024 | Water |
Falls Hydro | Eagle Creek Renewable Energy, LLC | Badin, NC | Alcoa Power Generating, Inc. - Yadkin Division (YAD) | 126.5 GWh | Aug 1919 | Dec 2024 | Water |
Spalding | Village of Spalding - (NE) | Spalding, NE | Southwest Power Pool (SWPP) | 4.0 MWh | Jun 1919 | Dec 2024 | Water : 50.0% Distillate Fuel Oil : 50.0% |
Bishop Creek 5 | Southern California Edison Co | Bishop, CA | California Independent System Operator (CISO) | 16.9 GWh | May 1919 | Sep 2024 | Water |
Bridgewater | Duke Energy Carolinas, LLC | Morganton, NC | Duke Energy Carolinas (DUK) | 39.9 GWh | Apr 1919 | Dec 2024 | Water |
Fairfax Falls | Green Mountain Power Corp | Fairfax, VT | ISO New England (ISNE) | 20.4 GWh | Jan 1919 | Dec 2024 | Water |
Stevenson | FirstLight Power Resources Services LLC | Monroe, CT | ISO New England (ISNE) | 95.8 GWh | Dec 1918 | Dec 2024 | Water |
Tunnel | FirstLight Power Resources Services LLC | Preston, CT | ISO New England (ISNE) | 7.7 GWh | Dec 1918 | Dec 2024 | Water |
Buchanan (MI) | Indiana Michigan Power Co | Buchanan, MI | PJM Interconnection, LLC (PJM) | 15.2 GWh | Dec 1918 | Dec 2024 | Water |
Brule | Wisconsin Electric Power Co | Florence, WI | Midcontinent Independent System Operator, Inc. (MISO) | 15.9 GWh | Dec 1918 | Dec 2024 | Water |
James R Smith | City of Marquette - (MI) | Marquette, MI | Midcontinent Independent System Operator, Inc. (MISO) | 13.4 GWh | Dec 1918 | Dec 2024 | Water |
St Louis | City of St Louis - (MI) | St. Louis, MI | Midcontinent Independent System Operator, Inc. (MISO) | 29.0 MWh | Dec 1918 | Dec 2024 | Water : 75.9% Distillate Fuel Oil : 24.1% |
Schuylerville | Erie Boulevard Hydropower LP | Schuylerville, NY | New York Independent System Operator (NYIS) | 6.4 GWh | Dec 1918 | Dec 2024 | Water |
Trenton Falls | Erie Boulevard Hydropower LP | Barneveld, NY | New York Independent System Operator (NYIS) | 140.6 GWh | Dec 1918 | Dec 2024 | Water |
Dam No. 5 Hydro Station | Eagle Creek Renewable Energy, LLC | Hedgesville, WV | PJM Interconnection, LLC (PJM) | 4.1 GWh | Dec 1918 | Dec 2024 | Water |
Puueo | Hawaii Electric Light Co Inc | Hilo, HI | 4.6 GWh | Nov 1918 | Mar 2025 | Water | |
Holter | NorthWestern Energy (MT Hydro) | Wolf Creek, MT | NorthWestern Corporation (NWMT) | 265.8 GWh | Jun 1918 | Dec 2024 | Water |
Grand Rapids | Wisconsin Public Service Corp | Ingalls, MI | Midcontinent Independent System Operator, Inc. (MISO) | 31.9 GWh | May 1918 | Dec 2024 | Water |
Copco 1 | PacifiCorp | Hornbrook, CA | PacifiCorp West (PACW) | 70.4 GWh | Dec 1917 | Jan 2024 | Water |
Messalonskee 3 | Messalonskee Stream Hydro LLC | Oakland, ME | ISO New England (ISNE) | 6.5 GWh | Dec 1917 | Dec 2024 | Water |
Putts Bridge | Central Rivers Power MA, LLC | Ludlow, MA | ISO New England (ISNE) | 16.0 GWh | Dec 1917 | Dec 2024 | Water |
C W Tippy | Consumers Energy Co - (MI) | Wellston, MI | Midcontinent Independent System Operator, Inc. (MISO) | 54.2 GWh | Dec 1917 | Dec 2024 | Water |
Foote | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 27.1 GWh | Dec 1917 | Dec 2024 | Water |
Colton | Erie Boulevard Hydropower LP | Pierrepont, NY | New York Independent System Operator (NYIS) | 195.0 GWh | Dec 1917 | Dec 2024 | Water |
Stevens Point | Consolidated Water Power Co | Stevens Point, WI | Midcontinent Independent System Operator, Inc. (MISO) | 28.5 GWh | Dec 1917 | Dec 2024 | Water |
Oconto Falls Upper | Eagle Creek Renewable Energy, LLC | Oconto Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.5 GWh | Dec 1917 | Dec 2024 | Water |
Rumford Falls Hydro Facility | Brookfield Power New England | Rumford, ME | ISO New England (ISNE) | 260.5 GWh | Dec 1917 | Dec 2024 | Water |
Rhinelander Mill | Ahlstrom-Munksjo | Rhinelander, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.3 GWh | Nov 1917 | Mar 2025 | Water |
Fontana | Southern California Edison Co | Rialto, CA | California Independent System Operator (CISO) | 8.7 GWh | Nov 1917 | Dec 2024 | Water |
Gorham | Central Rivers Power NH, LLC | Gorham, NH | ISO New England (ISNE) | 11.2 GWh | Jul 1917 | Dec 2024 | Water |
Lower Middlebury | Green Mountain Power Corp | Middlebury Lower, VT | ISO New England (ISNE) | 4.3 GWh | Jul 1917 | Dec 2024 | Water |
Ashton | PacifiCorp | Ashton, ID | PacifiCorp East (PACE) | 32.6 GWh | Jun 1917 | Dec 2024 | Water |
Great Lakes Hydro America - ME | Great Lakes Hydro America LLC | Millinocket, ME | ISO New England (ISNE) | 570.9 GWh | Jun 1917 | Dec 2024 | Water |
Narrows (NC) | Eagle Creek Renewable Energy, LLC | Badin, NC | Alcoa Power Generating, Inc. - Yadkin Division (YAD) | 487.5 GWh | Jun 1917 | Dec 2024 | Water |
San Francisquito 1 | Los Angeles Department of Water & Power | Saugus, CA | Los Angeles Department of Water and Power (LDWP) | 177.7 GWh | Mar 1917 | Dec 2024 | Water |
Wise | Pacific Gas & Electric Co. | Auburn, CA | California Independent System Operator (CISO) | 31.5 GWh | Feb 1917 | Oct 2024 | Water |
Merrill | Wisconsin Public Service Corp | Merrill, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.3 GWh | Feb 1917 | Dec 2024 | Water |
Salisbury | Green Mountain Power Corp | Salisbury, VT | ISO New England (ISNE) | 2.0 GWh | Jan 1917 | Dec 2024 | Water |
Silver Lake (VT) | Green Mountain Power Corp | Salisbury, VT | ISO New England (ISNE) | 4.6 GWh | Jan 1917 | Dec 2024 | Water |
Hiram | Brookfield White Pine Hydro LLC | Hiram, ME | ISO New England (ISNE) | 40.2 GWh | Dec 1916 | Dec 2024 | Water |
Superior Falls | Northern States Power Co - Minnesota | Ironwood, MI | Midcontinent Independent System Operator, Inc. (MISO) | 7.5 GWh | Dec 1916 | Dec 2024 | Water |
Pillager | ALLETE, Inc. | Pillager, MN | Midcontinent Independent System Operator, Inc. (MISO) | 6.8 GWh | Dec 1916 | Dec 2024 | Water |
Essex Junction 19 | Green Mountain Power Corp | Essex Junction, VT | ISO New England (ISNE) | 37.6 GWh | Dec 1916 | Mar 2025 | Water : 99.6% |
West Danville 15 | Green Mountain Power Corp | Danville, VT | ISO New England (ISNE) | 2.6 GWh | Dec 1916 | Dec 2024 | Water |
Wissota | Northern States Power Co - Minnesota | Chippewa Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 135.9 GWh | Dec 1916 | Dec 2024 | Water |
Brainerd Public Utilities | Brainerd Public Utilities | Brainerd, MN | Midcontinent Independent System Operator, Inc. (MISO) | 10.9 GWh | Dec 1916 | Dec 2023 | Water |
Seneca Falls Hydroelectric Project | C-S Canal Hydro, LLC | Seneca Falls, NY | New York Independent System Operator (NYIS) | 10.2 GWh | Dec 1916 | Dec 2023 | Water |
Halsey | Pacific Gas & Electric Co. | Auburn, CA | California Independent System Operator (CISO) | 7.6 GWh | Nov 1916 | Oct 2024 | Water |
Great Falls (TN) | Tennessee Valley Authority | Rock Island, TN | Tennessee Valley Authority (TVA) | 275.6 GWh | Nov 1916 | Dec 2024 | Water |
Fishing Creek | Duke Energy Carolinas, LLC | Great Falls, SC | Duke Energy Carolinas (DUK) | 139.5 GWh | Oct 1916 | Dec 2024 | Water |
Rush Creek | Southern California Edison Co | June lake, CA | California Independent System Operator (CISO) | 43.0 GWh | Sep 1916 | Dec 2024 | Water |
Appleton | Wisconsin Electric Power Co | Appleton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.4 GWh | Jul 1916 | Dec 2024 | Water |
Mosinee Mill | Ahlstrom-Munksjo NA Specialty Solutions, LLC | Mosinee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 124.1 GWh | Jun 1916 | Mar 2025 | Black Liquor : 42.8% Bituminous Coal : 30.6% Water : 17.4% Wood/Wood Waste Solids : 4.6% Natural Gas : 1.8% Sludge Waste : 1.7% Residual Fuel Oil : 1.1% |
Mio | Consumers Energy Co - (MI) | Mio, MI | Midcontinent Independent System Operator, Inc. (MISO) | 13.6 GWh | Dec 1915 | Dec 2024 | Water |
Elmer | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 9.7 GWh | Dec 1915 | Dec 2024 | Water |
Annex Creek | Alaska Electric Light & Power Co. | Juneau, AK | 4.9 GWh | Nov 1915 | Dec 2024 | Water | |
Goat Rock | Georgia Power Co | Smiths, AL | Southern Company Services, Inc. - Trans (SOCO) | 104.7 GWh | Nov 1915 | Dec 2024 | Water |
Lookout Shoals | Duke Energy Carolinas, LLC | Statesville, NC | Duke Energy Carolinas (DUK) | 105.5 GWh | Nov 1915 | Dec 2024 | Water |
Long Lake | Avista Corp | Ford, WA | Avista Corporation (AVA) | 456.2 GWh | Sep 1915 | Dec 2024 | Water |
Prairie Du Sac | Wisconsin Power & Light Co | Prairie du Sac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 143.8 GWh | Sep 1915 | Dec 2024 | Water |
Ryan | NorthWestern Energy (MT Hydro) | Great Falls, MT | NorthWestern Corporation (NWMT) | 434.6 GWh | Jul 1915 | Dec 2024 | Water |
Great Falls (VT) | The Town of Lyndon Electric Department | Lyndon, VT | ISO New England (ISNE) | 3.0 GWh | Jul 1915 | Dec 2024 | Water |
Oneida | PacifiCorp | Riverdale, ID | PacifiCorp East (PACE) | 42.0 GWh | Jun 1915 | Dec 2024 | Water |
Thompson Falls | NorthWestern Energy (MT Hydro) | Thompson Falls, MT | NorthWestern Corporation (NWMT) | 436.4 GWh | Jun 1915 | Dec 2024 | Water |
Meyers Falls | Hydro Technology Systems Inc | Kettle Falls, WA | Avista Corporation (AVA) | 9.2 GWh | May 1915 | Dec 2024 | Water |
Cabot | FirstLight Power Resources, Inc. - MA | Montague, MA | ISO New England (ISNE) | 304.2 GWh | Dec 1914 | Dec 2024 | Water |
Wakefield | City of Wakefield - (NE) | Wakefield, NE | Southwest Power Pool (SWPP) | 14.0 MWh | Dec 1914 | Dec 2023 | Distillate Fuel Oil |
Minetto | Erie Boulevard Hydropower LP | Minetto, NY | New York Independent System Operator (NYIS) | 32.6 GWh | Dec 1914 | Dec 2024 | Water |
School Street | Erie Boulevard Hydropower LP | Cohoes, NY | New York Independent System Operator (NYIS) | 158.8 GWh | Dec 1914 | Dec 2024 | Water |
Halifax | Banister Hydro LP | Halifax, VA | PJM Interconnection, LLC (PJM) | 1.4 GWh | Dec 1914 | Dec 2024 | Water |
Waterloo Hydroelectric Project | C-S Canal Hydro, LLC | Waterloo, NY | New York Independent System Operator (NYIS) | 3.8 GWh | Dec 1914 | Dec 2023 | Water |
Hoot Lake | Otter Tail Power Co | Fergus Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 3.3 GWh | Aug 1914 | Dec 2024 | Water |
Parr Hydro | Dominion Energy South Carolina, Inc | Jenkinsville, SC | Dominion Energy South Carolina, Inc. (SCEG) | 51.1 GWh | Jul 1914 | Dec 2024 | Water |
Cadys Falls | Village of Morrisville - (VT) | Morrisville, VT | ISO New England (ISNE) | 139.0 MWh | Jul 1914 | Dec 2024 | Water |
Stevens Creek | Dominion Energy South Carolina, Inc | Martinez, GA | Dominion Energy South Carolina, Inc. (SCEG) | 74.5 GWh | May 1914 | Dec 2024 | Water |
Crystal Falls | City of Crystal Falls | Crystal Falls, MI | Midcontinent Independent System Operator, Inc. (MISO) | 4.9 GWh | May 1914 | Dec 2024 | Water |
Big Quinnesec 61 | Wisconsin Electric Power Co | Iron Mountain, MI | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Apr 1914 | Dec 2024 | Water |
Pittsford | Green Mountain Power Corp | Pittsford, VT | ISO New England (ISNE) | 8.0 GWh | Jan 1914 | Dec 2024 | Water |
Falls Village | FirstLight Power Resources Services LLC | Falls Village, CT | ISO New England (ISNE) | 30.1 GWh | Dec 1913 | Dec 2024 | Water |
Gardners Falls | Central Rivers Power MA, LLC | Buckland, MA | ISO New England (ISNE) | 11.1 GWh | Dec 1913 | Dec 2024 | Water |
Eagle | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 29.3 GWh | Dec 1913 | Dec 2024 | Water |
Hannawa | Erie Boulevard Hydropower LP | Pierrepont, NY | New York Independent System Operator (NYIS) | 52.5 GWh | Dec 1913 | Dec 2024 | Water |
Oswego Falls East | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 23.1 GWh | Dec 1913 | Dec 2024 | Water |
Oswego Falls West | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 8.1 GWh | Dec 1913 | Dec 2024 | Water |
Summary of Power Plants By State
Figures are based on March 2025 generation numbers.State | Rank | Active Plants | Mar 2025 Generation |
---|---|---|---|
Alabama | # 7 | 75 | 10,399.45 GWh |
Alaska | # 48 | 142 | 460.30 GWh |
Arizona | # 16 | 171 | 7,756.35 GWh |
Arkansas | # 29 | 98 | 4,503.48 GWh |
California | # 5 | 1,661 | 15,306.94 GWh |
Colorado | # 30 | 290 | 4,337.74 GWh |
Connecticut | # 31 | 162 | 3,831.37 GWh |
Delaware | # 50 | 32 | 183.34 GWh |
District of Columbia | # 51 | 16 | 15.27 GWh |
Florida | # 3 | 317 | 18,686.61 GWh |
Georgia | # 9 | 248 | 9,979.52 GWh |
Hawaii | # 46 | 68 | 749.10 GWh |
Idaho | # 43 | 145 | 1,488.21 GWh |
Illinois | # 4 | 358 | 15,592.21 GWh |
Indiana | # 12 | 208 | 8,849.97 GWh |
Iowa | # 20 | 294 | 6,323.45 GWh |
Kansas | # 25 | 180 | 5,176.23 GWh |
Kentucky | # 24 | 57 | 5,180.56 GWh |
Louisiana | # 18 | 83 | 6,708.43 GWh |
Maine | # 45 | 208 | 1,313.29 GWh |
Maryland | # 39 | 196 | 2,427.73 GWh |
Massachusetts | # 42 | 623 | 1,608.56 GWh |
Michigan | # 10 | 269 | 9,898.87 GWh |
Minnesota | # 26 | 765 | 5,082.27 GWh |
Mississippi | # 19 | 56 | 6,374.07 GWh |
Missouri | # 21 | 120 | 5,776.95 GWh |
State | Rank | Active Plants | Mar 2025 Generation |
---|---|---|---|
Montana | # 40 | 70 | 2,309.70 GWh |
Nebraska | # 37 | 127 | 3,008.88 GWh |
Nevada | # 34 | 109 | 3,381.98 GWh |
New Hampshire | # 44 | 56 | 1,374.49 GWh |
New Jersey | # 28 | 385 | 4,514.07 GWh |
New Mexico | # 35 | 139 | 3,378.20 GWh |
New York | # 8 | 930 | 10,278.94 GWh |
North Carolina | # 11 | 909 | 9,080.20 GWh |
North Dakota | # 33 | 57 | 3,690.67 GWh |
Ohio | # 6 | 196 | 11,252.37 GWh |
Oklahoma | # 17 | 136 | 6,972.70 GWh |
Oregon | # 22 | 272 | 5,543.74 GWh |
Pennsylvania | # 2 | 255 | 19,658.43 GWh |
Rhode Island | # 47 | 97 | 622.24 GWh |
South Carolina | # 14 | 200 | 8,606.12 GWh |
South Dakota | # 41 | 52 | 1,945.10 GWh |
Tennessee | # 23 | 86 | 5,241.09 GWh |
Texas | # 1 | 881 | 43,194.33 GWh |
Utah | # 36 | 122 | 3,056.84 GWh |
Vermont | # 49 | 117 | 230.44 GWh |
Virginia | # 15 | 232 | 8,465.83 GWh |
Washington | # 13 | 134 | 8,662.62 GWh |
West Virginia | # 38 | 39 | 2,977.95 GWh |
Wisconsin | # 27 | 244 | 4,571.79 GWh |
Wyoming | # 32 | 73 | 3,817.24 GWh |