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) | 67.0 GWh | - | May 2025 | Wind |
| Peregrine Solar | Consolidated Edison Development Inc. | Gollad, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 182.8 GWh | - | May 2025 | Solar |
| Pixley Solar Energy | Pixley Solar Energy LLC | Pixley, KS | Southwest Power Pool (SWPP) | 32.9 GWh | - | May 2025 | Solar |
| Posey Solar | Southern Indiana Gas & Elec Co | Mount Vernon, IN | Midcontinent Independent System Operator, Inc. (MISO) | 26.4 GWh | - | May 2025 | Solar |
| Powell Creek Solar | Avangrid Power LLC | Miller City, OH | PJM Interconnection, LLC (PJM) | 33.4 GWh | - | May 2025 | Solar |
| Prairie Switch Wind LLC | Prairie Switch Wind LLC | El Campo, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 52.1 GWh | - | May 2025 | Wind |
| Prosperity Wind | Prosperity Wind, LLC | Deland, IL | Midcontinent Independent System Operator, Inc. (MISO) | 228.5 GWh | - | May 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) | 39.9 GWh | Dec 1912 | May 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) | 4.1 GWh | Dec 1919 | May 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) | 26.3 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) | 404.5 GWh | Nov 1942 | May 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) | 590.5 GWh | Mar 1944 | May 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) | 91.6 GWh | Aug 1947 | May 2025 | Purchased Steam |
| Pfizer Groton Plant | Pfizer Inc | Groton, CT | ISO New England (ISNE) | 82.2 GWh | Dec 1947 | May 2025 | Natural Gas : 94.6% Distillate Fuel Oil : 5.4% |
| 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) | 411.1 GWh | Apr 1948 | May 2025 | Black Liquor : 48.3% Natural Gas : 24.0% Bituminous Coal : 22.6% Wood/Wood Waste Solids : 4.0% Sludge Waste : 0.7% |
| PSEG Sewaren Generating Station | Sewaren Generating Station | Sewaren, NJ | PJM Interconnection, LLC (PJM) | 2.2 TWh | Oct 1948 | May 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) | 72.8 GWh | Aug 1949 | May 2025 | Natural Gas |
| PCA, Filer City Mill | PCA, Filer City Mill | Filer City, MI | Midcontinent Independent System Operator, Inc. (MISO) | 98.7 GWh | Dec 1949 | Apr 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) | 232.8 GWh | Jan 1952 | May 2025 | Black Liquor : 42.6% Natural Gas : 40.7% Wood/Wood Waste Solids : 14.0% Tire-derived Fuels : 1.9% Distillate Fuel Oil : 0.8% |
| 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) | 497.6 GWh | Aug 1953 | May 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 | Apr 2025 | Natural Gas : 99.7% |
| Pit 4 | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 385.4 GWh | Jun 1955 | May 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) | 28.9 GWh | Jun 1958 | May 2025 | Distillate Fuel Oil : 94.6% Gaseous Propane : 5.4% |
| Poe | Pacific Gas & Electric Co. | Storrie, CA | California Independent System Operator (CISO) | 276.0 GWh | Sep 1958 | May 2025 | Water |
| Prairie Creek | Interstate Power and Light Co | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 61.5 GWh | Sep 1958 | May 2025 | Subbituminous Coal : 66.7% Natural Gas : 33.3% |
| Port Jefferson | National Grid Generation LLC | Port Jefferson, NY | New York Independent System Operator (NYIS) | 300.7 GWh | Oct 1958 | May 2025 | Natural Gas : 92.1% Residual Fuel Oil : 7.3% Distillate Fuel Oil : 0.5% |
| 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) | 4.1 TWh | Sep 1959 | May 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) | 8.1 TWh | Apr 1963 | May 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 | 74.9 GWh | Dec 1963 | May 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) | 382.4 GWh | Aug 1965 | May 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) | 62.4 GWh | Dec 1965 | Dec 2023 | Natural Gas : 96.8% Distillate Fuel Oil : 3.2% |
| 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 |
| PSEG Burlington Generating Station | Burlington Generating Station | Burlington, NJ | PJM Interconnection, LLC (PJM) | 27.6 GWh | May 1967 | Dec 2023 | Natural Gas : 98.3% Kerosene : 1.7% |
| Paddys Run | Louisville Gas & Electric Co | Louisville, KY | Louisville Gas and Electric Company and Kentucky Utilities Company (LGEE) | 42.0 GWh | May 1968 | May 2025 | Natural Gas |
| Preston (IA) | City of Preston | Preston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.8 MWh | Nov 1968 | Dec 2024 | Natural Gas : 89.7% Distillate Fuel Oil : 10.3% |
| Purdue University | Purdue University | West Lafayette, IN | Midcontinent Independent System Operator, Inc. (MISO) | 107.8 GWh | Dec 1968 | May 2025 | Natural Gas : 91.5% Bituminous Coal : 8.5% |
Summary of Power Plants By State
Figures are based on May 2025 generation numbers.| State | Rank | Active Plants | May 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 75 | 11,300.49 GWh |
| Alaska | # 48 | 142 | 475.90 GWh |
| Arizona | # 11 | 176 | 9,204.37 GWh |
| Arkansas | # 25 | 99 | 5,005.01 GWh |
| California | # 4 | 1,667 | 17,300.59 GWh |
| Colorado | # 28 | 290 | 4,508.30 GWh |
| Connecticut | # 38 | 162 | 2,580.83 GWh |
| Delaware | # 50 | 32 | 189.30 GWh |
| District of Columbia | # 51 | 16 | 14.93 GWh |
| Florida | # 2 | 317 | 24,888.07 GWh |
| Georgia | # 6 | 248 | 11,990.59 GWh |
| Hawaii | # 47 | 68 | 737.15 GWh |
| Idaho | # 42 | 145 | 1,633.17 GWh |
| Illinois | # 5 | 358 | 14,860.85 GWh |
| Indiana | # 17 | 210 | 7,386.37 GWh |
| Iowa | # 22 | 294 | 5,142.65 GWh |
| Kansas | # 24 | 181 | 5,016.68 GWh |
| Kentucky | # 21 | 58 | 5,314.31 GWh |
| Louisiana | # 14 | 83 | 8,104.32 GWh |
| Maine | # 45 | 208 | 1,219.14 GWh |
| Maryland | # 33 | 198 | 3,211.24 GWh |
| Massachusetts | # 43 | 624 | 1,590.93 GWh |
| Michigan | # 12 | 269 | 9,081.28 GWh |
| Minnesota | # 29 | 765 | 4,142.68 GWh |
| Mississippi | # 20 | 56 | 5,397.23 GWh |
| Missouri | # 23 | 121 | 5,122.89 GWh |
| State | Rank | Active Plants | May 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 70 | 1,958.99 GWh |
| Nebraska | # 37 | 127 | 2,880.69 GWh |
| Nevada | # 30 | 110 | 4,010.09 GWh |
| New Hampshire | # 44 | 56 | 1,548.73 GWh |
| New Jersey | # 31 | 385 | 3,877.07 GWh |
| New Mexico | # 32 | 139 | 3,225.41 GWh |
| New York | # 10 | 929 | 10,057.90 GWh |
| North Carolina | # 9 | 909 | 10,631.50 GWh |
| North Dakota | # 35 | 57 | 3,062.36 GWh |
| Ohio | # 8 | 197 | 11,259.64 GWh |
| Oklahoma | # 18 | 139 | 6,659.06 GWh |
| Oregon | # 27 | 272 | 4,712.75 GWh |
| Pennsylvania | # 3 | 255 | 19,165.18 GWh |
| Rhode Island | # 46 | 97 | 795.05 GWh |
| South Carolina | # 13 | 200 | 8,379.29 GWh |
| South Dakota | # 41 | 52 | 1,667.11 GWh |
| Tennessee | # 19 | 86 | 5,858.87 GWh |
| Texas | # 1 | 890 | 49,337.47 GWh |
| Utah | # 39 | 122 | 2,500.89 GWh |
| Vermont | # 49 | 117 | 233.21 GWh |
| Virginia | # 16 | 233 | 7,447.37 GWh |
| Washington | # 15 | 134 | 7,969.22 GWh |
| West Virginia | # 34 | 39 | 3,129.59 GWh |
| Wisconsin | # 26 | 244 | 4,882.66 GWh |
| Wyoming | # 36 | 73 | 3,035.08 GWh |