Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Panther Creek Wind Project | Greenbacker Renewable Energy Corporation | Pittsfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 89.3 GWh | - | Sep 2025 | Wind |
| Peregrine Solar | Consolidated Edison Development Inc. | Gollad, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 478.1 GWh | - | Sep 2025 | Solar |
| Peyton Creek Wind Farm II | Big Sky Wind, LLC | Bay City, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 140.5 GWh | - | Sep 2025 | Wind |
| Pickaway Solar | Dominion Renewable Energy | Williamsport, OH | PJM Interconnection, LLC (PJM) | 156.8 GWh | - | Sep 2025 | Solar |
| Pine River Solar Park | DTE Electric Company | Alma, MI | Midcontinent Independent System Operator, Inc. (MISO) | 67.4 GWh | - | Sep 2025 | Solar |
| Pixley Solar Energy | Pixley Solar Energy LLC | Pixley, KS | Southwest Power Pool (SWPP) | 220.1 GWh | - | Sep 2025 | Solar |
| Polaris Solar Park | DTE Electric Company | Ashley, MI | Midcontinent Independent System Operator, Inc. (MISO) | 45.9 GWh | - | Sep 2025 | Solar |
| Posey Solar | Southern Indiana Gas & Elec Co | Mount Vernon, IN | Midcontinent Independent System Operator, Inc. (MISO) | 206.8 GWh | - | Sep 2025 | Solar |
| Powell Creek Solar | Avangrid Power LLC | Miller City, OH | PJM Interconnection, LLC (PJM) | 174.8 GWh | - | Sep 2025 | Solar |
| Prairie Switch Wind LLC | Prairie Switch Wind LLC | El Campo, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 163.0 GWh | - | Sep 2025 | Wind |
| Prosperity Wind | Prosperity Wind, LLC | Deland, IL | Midcontinent Independent System Operator, Inc. (MISO) | 383.9 GWh | - | Sep 2025 | Wind |
| Proctor | Green Mountain Power Corp | Proctor, VT | ISO New England (ISNE) | 31.2 GWh | Jul 1905 | Dec 2024 | Water |
| Post Falls | Avista Corp | Post Falls, ID | Avista Corporation (AVA) | 69.1 GWh | Jun 1906 | Dec 2024 | Water |
| Pioneer | PacifiCorp | Ogden, UT | PacifiCorp East (PACE) | 18.3 GWh | May 1910 | Dec 2024 | Water |
| Prospect 1 | PacifiCorp | Prospect, OR | PacifiCorp West (PACW) | 2.2 GWh | Dec 1911 | Jun 2024 | Water |
| Port Edwards Mill | Domtar Industries Inc | Port Edwards, WI | Midcontinent Independent System Operator, Inc. (MISO) | 39.2 GWh | Dec 1912 | Sep 2025 | Water |
| Pittsford | Green Mountain Power Corp | Pittsford, VT | ISO New England (ISNE) | 8.0 GWh | Jan 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 |
| 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 |
| Pillager | ALLETE, Inc. | Pillager, MN | Midcontinent Independent System Operator, Inc. (MISO) | 6.8 GWh | Dec 1916 | Dec 2024 | Water |
| Putts Bridge | Central Rivers Power MA, LLC | Ludlow, MA | ISO New England (ISNE) | 16.0 GWh | Dec 1917 | Dec 2024 | Water |
| Puueo | Hawaii Electric Light Co Inc | Hilo, HI | 4.0 GWh | Nov 1918 | Apr 2025 | 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% |
| Park Mill | Eagle Creek Renewable Energy, LLC | Marinette, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.2 GWh | Dec 1919 | Dec 2024 | Water |
| Pepperell Hydro Power Plant | Eagle Creek Renewable Energy, LLC | Pepperell, MA | ISO New England (ISNE) | 3.7 GWh | Dec 1919 | Sep 2025 | Water |
| Prairie River | ALLETE, Inc. | Grand Rapids, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Mar 1920 | Dec 2024 | Water |
| Potato Rapids | Wisconsin Public Service Corp | Town of Porterfield, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 GWh | Apr 1921 | Dec 2024 | Water |
| Pine | Wisconsin Electric Power Co | Florence, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.9 GWh | May 1922 | Dec 2024 | Water |
| Pit 1 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 188.4 GWh | Aug 1922 | Dec 2024 | Water |
| Piercefield | Erie Boulevard Hydropower LP | Piercefield, NY | New York Independent System Operator (NYIS) | 13.8 GWh | Dec 1923 | Dec 2024 | Water |
| Poole | Southern California Edison Co | Lee Vining, CA | California Independent System Operator (CISO) | 22.8 GWh | Apr 1924 | Dec 2024 | Water |
| Piney | BP Piney & Deep Creek LLC | Clarion, PA | PJM Interconnection, LLC (PJM) | 61.4 GWh | May 1924 | Dec 2024 | Water |
| Parishville | Erie Boulevard Hydropower LP | Parishville, NY | New York Independent System Operator (NYIS) | 15.6 GWh | Dec 1924 | Dec 2024 | Water |
| Point A | PowerSouth Energy Cooperative | Andalusia, AL | Southern Company Services, Inc. - Trans (SOCO) | 14.9 GWh | Dec 1924 | Dec 2024 | Water |
| Pit 3 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 332.8 GWh | Jun 1925 | Dec 2024 | Water |
| Prospect 2 | PacifiCorp | Prospect, OR | PacifiCorp West (PACW) | 193.1 GWh | Dec 1927 | Dec 2024 | Water |
| Port Townsend Paper | Port Townsend Paper Co | Port Townsend, WA | Bonneville Power Administration (BPAT) | 2.6 GWh | Dec 1928 | Dec 2024 | Black Liquor : 49.9% Wood/Wood Waste Solids : 35.3% Natural Gas : 11.0% Waste/Other Oil : 3.8% |
| Pardee | East Bay Municipal Util Dist | Valley Springs, CA | California Independent System Operator (CISO) | 117.8 GWh | Jun 1930 | Dec 2024 | Water |
| Prickett | Upper Peninsula Power Company | Pelkie, MI | Midcontinent Independent System Operator, Inc. (MISO) | 6.6 GWh | Oct 1931 | Dec 2024 | Water |
| Paris (KY) | City of Paris - (KY) | Paris, KY | Louisville Gas and Electric Company and Kentucky Utilities Company (LGEE) | 743.8 MWh | Nov 1934 | Dec 2024 | Distillate Fuel Oil |
| Pickwick Landing Dam | Tennessee Valley Authority | Pickwick Dam, TN | Tennessee Valley Authority (TVA) | 1.3 TWh | May 1938 | Dec 2024 | Water |
| Pinnacles | Northbrook Virginia Hydro, LLC | Ararat, VA | PJM Interconnection, LLC (PJM) | 35.1 GWh | May 1938 | Dec 2024 | Water |
| Phoenix | Pacific Gas & Electric Co. | Sonora, CA | California Independent System Operator (CISO) | 8.0 GWh | Jan 1940 | Oct 2024 | Water |
| Pensacola | Grand River Dam Authority | Langley, OK | Southwest Power Pool (SWPP) | 349.1 GWh | Jul 1940 | Dec 2024 | Water |
| Plant No 1 Freeport | Village of Freeport - (NY) | Freeport, NY | New York Independent System Operator (NYIS) | 17.0 MWh | Dec 1940 | Dec 2024 | Distillate Fuel Oil |
| Parker Dam | U S Bureau of Reclamation | Parker, CA | Western Area Power Administration - Desert Southwest Region (WALC) | 390.7 GWh | Nov 1942 | Sep 2025 | Water |
| Peavy Falls | Wisconsin Electric Power Co | Crystal Falls, MI | Midcontinent Independent System Operator, Inc. (MISO) | 36.9 GWh | Dec 1942 | Dec 2024 | Water |
| Pit 5 | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 619.7 GWh | Mar 1944 | Sep 2025 | Water |
| Prospect 4 | PacifiCorp | Prospect, OR | PacifiCorp West (PACW) | 417.0 MWh | Oct 1944 | Dec 2024 | Water |
| PPG Riverside | Westlake 2 US LLC | Lake Charles, LA | Midcontinent Independent System Operator, Inc. (MISO) | 59.4 GWh | Aug 1947 | Jul 2025 | Purchased Steam |
| Pfizer Groton Plant | Pfizer Inc | Groton, CT | ISO New England (ISNE) | 77.5 GWh | Dec 1947 | Sep 2025 | Natural Gas : 91.4% Distillate Fuel Oil : 8.6% |
| Peterson | Green Mountain Power Corp | Milton, VT | ISO New England (ISNE) | 31.3 GWh | Jan 1948 | Dec 2024 | Water |
| Pixelle Specialty Solutions LLC - Spring | Pixelle Specialty Solutions LLC - (PA) | Spring Grove, PA | PJM Interconnection, LLC (PJM) | 411.6 GWh | Apr 1948 | Sep 2025 | Black Liquor : 47.9% Natural Gas : 25.6% Bituminous Coal : 21.6% Wood/Wood Waste Solids : 3.6% Residual Fuel Oil : 0.7% Sludge Waste : 0.6% |
| PSEG Sewaren Generating Station | Sewaren Generating Station | Sewaren, NJ | PJM Interconnection, LLC (PJM) | 2.0 TWh | Oct 1948 | Sep 2025 | Natural Gas : 99.9% |
| Painesville | City of Painesville | Painesville, OH | PJM Interconnection, LLC (PJM) | 1.0 GWh | Dec 1948 | Dec 2024 | Bituminous Coal : 60.0% Natural Gas : 34.1% Distillate Fuel Oil : 6.0% |
| Preston (MN) | Preston Public Utilities Comm | Preston, MN | Midcontinent Independent System Operator, Inc. (MISO) | 163.0 MWh | Dec 1948 | Dec 2024 | Distillate Fuel Oil : 62.3% Natural Gas : 37.7% |
| Pyrites Plant | Central Rivers Power US, LLC | Pyrites, NY | New York Independent System Operator (NYIS) | 25.3 GWh | Dec 1948 | Dec 2024 | Water |
| Peru (IN) | City of Peru - (IN) | Peru, IN | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 MWh | May 1949 | Dec 2024 | Distillate Fuel Oil |
| Petenwell | Wisconsin River Power Company | Necedah, WI | Midcontinent Independent System Operator, Inc. (MISO) | 108.4 GWh | Jul 1949 | Dec 2024 | Water |
| Pawhuska | City of Pawhuska - (OK) | Pawhuska, OK | Southwest Power Pool (SWPP) | 136.0 MWh | Aug 1949 | Dec 2024 | Distillate Fuel Oil |
| Pulliam | Wisconsin Public Service Corp | Green Bay, WI | Midcontinent Independent System Operator, Inc. (MISO) | 109.3 GWh | Aug 1949 | Sep 2025 | Natural Gas |
| PCA, Filer City Mill | PCA, Filer City Mill | Filer City, MI | Midcontinent Independent System Operator, Inc. (MISO) | 91.5 GWh | Dec 1949 | Sep 2025 | Natural Gas |
| Plant X | Southwestern Public Service Co | Earth, TX | Southwest Power Pool (SWPP) | 815.7 GWh | Dec 1951 | Dec 2024 | Natural Gas : 99.9% |
| Pixelle Specialty Solutions LLC - Chilli | Pixelle Specialty Solution, LLC | Chillicothe, OH | PJM Interconnection, LLC (PJM) | 272.9 GWh | Jan 1952 | Jun 2025 | Black Liquor : 41.8% Natural Gas : 41.1% Wood/Wood Waste Solids : 14.2% Tire-derived Fuels : 2.1% Distillate Fuel Oil : 0.7% |
| Pender | City of Pender - (NE) | Pender, NE | Southwest Power Pool (SWPP) | 44.0 MWh | Dec 1952 | Dec 2024 | Distillate Fuel Oil |
| Princeton (IL) | City of Princeton - (IL) | Princeton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 434.0 MWh | Jun 1953 | Dec 2024 | Natural Gas : 99.8% |
| Pensacola Florida Plant | Ascend Performance Materials LLC | Cantonment, FL | Southern Company Services, Inc. - Trans (SOCO) | 481.7 GWh | Aug 1953 | Sep 2025 | Natural Gas |
| Princeton (MN) | Princeton Public Utils Comm | Princeton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 134.0 MWh | Aug 1953 | Dec 2024 | Distillate Fuel Oil |
| PCA-Valdosta Mill | PCA-Valdosta Mill | Valdosta, GA | Southern Company Services, Inc. - Trans (SOCO) | 322.6 GWh | Dec 1953 | Dec 2024 | Black Liquor : 67.8% Wood/Wood Waste Solids : 28.3% Natural Gas : 3.9% |
| Pole Hill | U S Bureau of Reclamation | Loveland, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 150.6 GWh | Dec 1953 | Dec 2024 | Water |
| Petersburg | Petersburg Borough - (AK) | Petersburg, AK | 13.0 GWh | Feb 1954 | Dec 2024 | Water : 96.5% Distillate Fuel Oil : 3.5% | |
| Possum Point | Virginia Electric & Power Co | Dumfries, VA | PJM Interconnection, LLC (PJM) | 2.6 TWh | May 1955 | Sep 2025 | Natural Gas : 99.7% |
| Pit 4 | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 399.5 GWh | Jun 1955 | Sep 2025 | Water |
| Purple Lake | Metlakatla Power & Light | Metlakatla, AK | 12.3 GWh | Dec 1955 | Dec 2024 | Water | |
| Portal | Southern California Edison Co | Lakeshore, CA | California Independent System Operator (CISO) | 18.7 GWh | Nov 1956 | Dec 2024 | Water |
| Pilot Knob | Imperial Irrigation District | Winterhaven, CA | Imperial Irrigation District (IID) | 16.7 GWh | Dec 1956 | Dec 2024 | Water |
| Palisades Dam | U S Bureau of Reclamation | Palisades, ID | Bonneville Power Administration (BPAT) | 744.4 GWh | Jan 1957 | Dec 2024 | Water |
| Pelton | Portland General Electric Co | Madras, OR | Portland General Electric Company (PGE) | 361.8 GWh | Nov 1957 | Dec 2024 | Water |
| Pratt | City of Pratt- (KS) | Pratt, KS | Southwest Power Pool (SWPP) | 4.6 GWh | Dec 1957 | Dec 2024 | Natural Gas : 99.9% |
| Pleasant Valley Hydro | Los Angeles Department of Water & Power | Bishop, CA | Los Angeles Department of Water and Power (LDWP) | 9.7 GWh | Jan 1958 | Nov 2024 | Water |
| Pine Bluff Mill | Suzano Packaging LLC | Pine Bluff, AR | Midcontinent Independent System Operator, Inc. (MISO) | 289.0 GWh | Apr 1958 | Dec 2023 | Black Liquor : 80.1% Natural Gas : 19.9% |
| Permian Basin | Luminant Generation Company LLC | Monahans, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 464.5 GWh | May 1958 | Dec 2024 | Natural Gas : 99.1% Distillate Fuel Oil : 0.9% |
| Pebbly Beach Generating Station Hybrid | Southern California Edison Co | Avalon, CA | California Independent System Operator (CISO) | 28.6 GWh | Jun 1958 | Sep 2025 | Distillate Fuel Oil : 94.5% Gaseous Propane : 5.5% |
| Poe | Pacific Gas & Electric Co. | Storrie, CA | California Independent System Operator (CISO) | 312.5 GWh | Sep 1958 | Sep 2025 | Water |
| Prairie Creek | Interstate Power and Light Co | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 85.8 GWh | Sep 1958 | Sep 2025 | Subbituminous Coal : 64.8% Natural Gas : 35.2% |
| Port Jefferson | National Grid Generation LLC | Port Jefferson, NY | New York Independent System Operator (NYIS) | 246.5 GWh | Oct 1958 | Sep 2025 | Natural Gas : 89.8% Residual Fuel Oil : 9.5% Distillate Fuel Oil : 0.7% |
| Prospect | Erie Boulevard Hydropower LP | Prospect, NY | New York Independent System Operator (NYIS) | 69.1 GWh | Dec 1958 | Dec 2024 | Water |
| Priest Rapids | PUD No 2 of Grant County | Mattawa, WA | Bonneville Power Administration (BPAT) | 4.0 TWh | Sep 1959 | Sep 2025 | Water |
| Pearsall | South Texas Electric Coop, Inc | Pearsall, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 329.9 GWh | Apr 1961 | Dec 2024 | Natural Gas |
| Paradise | Tennessee Valley Authority | Drakesboro, KY | Tennessee Valley Authority (TVA) | 7.5 TWh | Apr 1963 | Sep 2025 | Natural Gas |
| Potter Station 2 | Town of Braintree - (MA) | Braintree, MA | ISO New England (ISNE) | 23.3 GWh | Jun 1963 | Dec 2024 | Natural Gas : 93.9% Distillate Fuel Oil : 6.1% |
| Plant 31 Paper Mill | Graphic Packaging International | West Monroe, LA | Midcontinent Independent System Operator, Inc. (MISO) | 523.0 GWh | Dec 1963 | Dec 2024 | Natural Gas : 63.2% Black Liquor : 25.1% Wood/Wood Waste Solids : 11.7% |
| Port Allen (HI) | Kauai Island Utility Cooperative | Eleele, HI | 80.1 GWh | Dec 1963 | Sep 2025 | Distillate Fuel Oil | |
| Packwood | Energy Northwest | Packwood, WA | Bonneville Power Administration (BPAT) | 63.0 GWh | Mar 1964 | Dec 2024 | Water |
| Pit 6 | Pacific Gas & Electric Co. | Montgomery Creek, CA | California Independent System Operator (CISO) | 242.3 GWh | Jul 1965 | Dec 2024 | Water |
| Pit 7 | Pacific Gas & Electric Co. | Montgomery Creek, CA | California Independent System Operator (CISO) | 441.4 GWh | Aug 1965 | Sep 2025 | Water |
| Procter & Gamble Cincinnati Plant | Procter & Gamble Co | Cincinnati, OH | PJM Interconnection, LLC (PJM) | 9.4 GWh | Oct 1965 | Dec 2023 | Natural Gas |
| Powerlane Plant | City of Greenville - (TX) | Greenville, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 48.9 GWh | Dec 1965 | Dec 2024 | Natural Gas : 95.3% Distillate Fuel Oil : 4.7% |
| Ponca City | Oklahoma Municipal Power Authority | Ponca City, OK | Southwest Power Pool (SWPP) | 22.6 GWh | Sep 1966 | Dec 2024 | Natural Gas |
| PSEG Kearny Generating Station | Kearny Generating Station | Kearny, NJ | PJM Interconnection, LLC (PJM) | 141.1 GWh | Apr 1967 | Dec 2024 | Natural Gas |
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 |