Directory of Power Plants in the United States
Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
---|---|---|---|---|---|---|---|
Browns Falls | Erie Boulevard Hydropower LP | Oswegatchie, NY | New York Independent System Operator (NYIS) | 45.3 GWh | Dec 1922 | Dec 2024 | Water |
Eel Weir | Erie Boulevard Hydropower LP | Oswegatchie, NY | New York Independent System Operator (NYIS) | 9.8 GWh | Dec 1927 | Dec 2024 | Water |
Langdon Wind II LLC | FPL Energy Langdon Wind LLC | Osnabrock, ND | Midcontinent Independent System Operator, Inc. (MISO) | 170.9 GWh | Aug 2008 | Dec 2024 | Wind |
Oskaloosa | Today's Power, Inc. | Oskaloosa, KS | Southwest Power Pool (SWPP) | 2.4 GWh | Apr 2021 | Dec 2024 | Solar |
Winnebago County Landfill Gas | Winnebago County | Oshkosh, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.8 GWh | Jan 2000 | Dec 2024 | Landfill Gas |
Foote | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 27.1 GWh | Dec 1917 | Dec 2024 | Water |
Cooke | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 24.9 GWh | Dec 1910 | Dec 2024 | Water |
Loud | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 16.7 GWh | Dec 1912 | Dec 2024 | Water |
Five Channels | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 23.2 GWh | Dec 1911 | Dec 2024 | Water |
Polk County Renewables, LLC | Polk County Renewables, LLC | Osceola, NE | Southwest Power Pool (SWPP) | 11.6 GWh | Nov 2018 | Dec 2024 | Wind |
Driver Solar | Entergy Arkansas LLC | Osceola, AR | Midcontinent Independent System Operator, Inc. (MISO) | 289.5 GWh | Oct 2024 | May 2025 | Solar |
Plum Point Energy Station | NRG Energy Services - Plum Point | Osceola, AR | Midcontinent Independent System Operator, Inc. (MISO) | 3.9 TWh | Aug 2010 | May 2025 | Subbituminous Coal : 99.9% |
Osborne | City of Osborne - (KS) | Osborne, KS | Southwest Power Pool (SWPP) | 15.7 MWh | May 1957 | Dec 2024 | Distillate Fuel Oil : 80.6% Natural Gas : 19.4% |
Osawatomie City of | City of Osawatomie - (KS) | Osawatomie, KS | Southwest Power Pool (SWPP) | 10.0 MWh | Sep 1950 | Dec 2023 | Distillate Fuel Oil |
Osawatomie Solar | Evergy Kansas Central, Inc | Osawatomie, KS | Southwest Power Pool (SWPP) | 473.0 MWh | Nov 2024 | Dec 2024 | Solar |
Osawatomie Power Plant North Sub | City of Osawatomie - (KS) | Osawatomie, KS | Southwest Power Pool (SWPP) | 27.0 MWh | Apr 2018 | Dec 2024 | Distillate Fuel Oil |
Osawatomie Power Plant South Sub | City of Osawatomie - (KS) | Osawatomie, KS | Southwest Power Pool (SWPP) | 30.0 MWh | Feb 2017 | Dec 2024 | Distillate Fuel Oil |
Novel OYA of Osakis CSG | NRG MN Community LLC | Osakis, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.8 GWh | Jun 2018 | Dec 2024 | Solar |
Novel Herickhoff Solar CSG | REA Investments, LLC | Osakis, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.4 GWh | Mar 2020 | Dec 2024 | Solar |
Douglas Todd Community Solar One LLC CSG | Madison Energy Holdings LLC | Osakis, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Nov 2019 | Dec 2024 | Solar |
FastSun 13 CSG | Altus Power America Management, LLC | Osakis, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Nov 2019 | Dec 2024 | Solar |
Osage (IA) | City of Osage - (IA) | Osage, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.6 GWh | Aug 1963 | Dec 2024 | Wind : 81.2% Solar : 18.8% |
Maple City | Greenbacker Renewable Energy Corporation | Osage Township, IA | Associated Electric Cooperative, Inc. (AECI) | 3.1 GWh | Nov 2022 | Dec 2024 | Solar |
Osage City Solar | Evergy Kansas Central, Inc | Osage City, KS | Southwest Power Pool (SWPP) | 164.0 MWh | Nov 2024 | Dec 2024 | Solar |
DG AMP Solar Orrville 3 | DG AMP Solar, LLC | Orrville, OH | PJM Interconnection, LLC (PJM) | 3.3 GWh | Jan 2018 | Dec 2024 | Solar |
Orrville | City of Orrville - (OH) | Orrville, OH | PJM Interconnection, LLC (PJM) | 22.0 GWh | Dec 1948 | Aug 2024 | Bituminous Coal : 51.7% Natural Gas : 48.3% |
Orrville Peaking | American Mun Power-Ohio, Inc | Orrville, OH | PJM Interconnection, LLC (PJM) | 209.0 MWh | Jun 1999 | Dec 2024 | Distillate Fuel Oil |
Walters Solar (FLS 260) | Cypress Creek Renewables | Orrum, NC | Duke Energy Progress East (CPLE) | 8.5 GWh | Jul 2015 | Dec 2024 | Solar |
Thermalito Diverson Dam | California Dept. of Water Resources | Oroville, CA | California Independent System Operator (CISO) | 19.2 GWh | Jun 1987 | Dec 2024 | Water |
Kelly Ridge | South Feather Water and Power Agency | Oroville, CA | California Independent System Operator (CISO) | 66.5 GWh | Aug 1963 | Dec 2024 | Water |
Edward C Hyatt | California Dept. of Water Resources | Oroville, CA | California Independent System Operator (CISO) | 2.1 TWh | Feb 1968 | May 2025 | Water |
Thermalito | California Dept. of Water Resources | Oroville, CA | California Independent System Operator (CISO) | 321.6 GWh | Jan 1968 | May 2025 | Water |
Butte College Main Campus Solar | Butte-Glenn Community College District | Oroville, CA | California Independent System Operator (CISO) | 6.3 GWh | Jun 2011 | Dec 2024 | Solar |
Oroville Cogeneration LP | Apex Power Generation Corp. | Oroville, CA | California Independent System Operator (CISO) | 672.3 MWh | Dec 1989 | Dec 2024 | Natural Gas |
Orono Hydro Station | Brookfield Black Bear Hydro, LLC | Orono, ME | ISO New England (ISNE) | 5.8 GWh | Dec 2008 | Dec 2024 | Water |
Orono B | Brookfield Black Bear Hydro, LLC | Orono, ME | ISO New England (ISNE) | 21.3 GWh | Oct 2013 | Dec 2024 | Water |
Canyon Del Oro High School Solar | Luminace Solar Arizona 2, LLC | Oro Valley, AZ | Tucson Electric Power (TEPC) | 2.4 GWh | Oct 2016 | Dec 2024 | Solar |
Oro Loma | Consolidated Edison Development Inc. | Oro Loma, CA | California Independent System Operator (CISO) | 25.5 GWh | Dec 2016 | Dec 2024 | Solar |
Alamo Solar | Onward Energy | Oro Grande, CA | California Independent System Operator (CISO) | 47.7 GWh | Apr 2015 | Dec 2024 | Solar |
OYA Robinson Road | OYA Robinson Road, LLC | Orleans, NY | New York Independent System Operator (NYIS) | 9.2 GWh | May 2022 | Dec 2023 | Solar |
Lockheed Martin Solar | Lockheed Martin RMS | Orlando, FL | Duke Energy Florida, Inc. (FPC) | 3.2 GWh | Sep 1998 | Dec 2024 | Solar : 98.0% Distillate Fuel Oil : 2.0% |
Taylor Creek Solar | Taylor Creek Solar LLC | Orlando, FL | Florida Municipal Power Pool (FMPP) | 167.4 GWh | May 2020 | May 2025 | Solar |
Walt Disney World Solar Facility | Duke Energy Florida Solar Solutions | Orlando, FL | Duke Energy Florida, Inc. (FPC) | 8.0 GWh | Feb 2016 | Dec 2024 | Solar |
ACE-Stanton A PV | ACE-Stanton A, LLC | Orlando, FL | Florida Municipal Power Pool (FMPP) | 7.8 GWh | Aug 2017 | Dec 2024 | Solar |
ACE-Stanton PV | ACE-Stanton, LLC | Orlando, FL | Florida Municipal Power Pool (FMPP) | 9.2 GWh | Aug 2017 | Dec 2024 | Solar |
RP-Orlando, LLC | Duke Energy Renewables Services | Orlando, FL | Duke Energy Florida, Inc. (FPC) | 8.2 GWh | Nov 2011 | Dec 2024 | Solar |
Stanton Energy Center | Orlando Utilities Comm | Orlando, FL | Florida Municipal Power Pool (FMPP) | 4.6 TWh | Jun 1987 | May 2025 | Bituminous Coal : 57.2% Natural Gas : 42.2% Landfill Gas : 0.6% |
Orlando Cogen LP | Florida Municipal Power Agency | Orlando, FL | Duke Energy Florida, Inc. (FPC) | 704.8 GWh | Aug 1993 | Dec 2024 | Natural Gas |
Curtis H Stanton Energy Center | Stanton Clean Energy LLC | Orlando, FL | Duke Energy Florida, Inc. (FPC) | 3.6 TWh | Sep 2003 | May 2025 | Natural Gas |
Black Butte | City of Santa Clara - (CA) | Orland, CA | California Independent System Operator (CISO) | 14.9 GWh | Aug 1988 | Dec 2024 | Water |
Adapture CA2, LLC | Adapture Renewables, Inc. | Orland, CA | PacifiCorp West (PACW) | 3.1 GWh | Feb 2016 | Dec 2024 | Solar |
Hayhurst Texas Solar | Hayhurst Texas Solar | Orla, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 64.0 GWh | Mar 2024 | Dec 2024 | Solar |
Judd Road Solar | EF NY CDG 007, LLC | Oriskany, NY | New York Independent System Operator (NYIS) | 8.6 GWh | Feb 2022 | Dec 2024 | Solar |
Oneida County- DPW | Tesla Inc. | Oriskany, NY | ISO New England (ISNE) | 1.8 GWh | Sep 2017 | Dec 2024 | Solar |
Eagle Valley (MI) | WM Renewable Energy LLC | Orion, MI | Midcontinent Independent System Operator, Inc. (MISO) | 22.9 GWh | Jun 2011 | Dec 2024 | Landfill Gas |
Bulldog | Bulldog Wind Energy, LLC | Orient, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 GWh | Sep 2010 | Dec 2024 | Wind |
Cumberland Rose | Cumberland Rose Wind Energy, LLC | Orient, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.2 GWh | Jul 2012 | Dec 2024 | Wind |
Orient Wind Farm | MidAmerican Energy Co | Orient, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 TWh | Nov 2018 | May 2025 | Wind |
Oregon Clean Energy Center | Oregon Clean Energy Center | Oregon, OH | PJM Interconnection, LLC (PJM) | 5.9 TWh | Jun 2017 | May 2025 | Natural Gas |
FirstEnergy Bay Shore | Walleye Power, LLC | Oregon, OH | PJM Interconnection, LLC (PJM) | 938.3 GWh | Jul 1955 | Dec 2023 | Petroleum Coke : 99.5% |
Toledo Ref Power Recovery Train | Toledo Refining Company | Oregon, OH | PJM Interconnection, LLC (PJM) | 572.3 MWh | May 1986 | Jan 2025 | Petroleum Coke |
OE IL Solar 3 | OE IL Solar 3, LLC | Oregon, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | Feb 2022 | Dec 2024 | Solar |
SulusSolar17 | Adapture Renewables, Inc. | Oregon City, OR | Portland General Electric Company (PGE) | 4.1 GWh | May 2020 | Dec 2024 | Solar |
Hecate Energy Upshur Rural LLC | Hecate Energy Upshur Rural LLC | Ore City, TX | Southwest Power Pool (SWPP) | 4.1 GWh | Jun 2022 | Dec 2024 | Solar |
NSE Camber BH CSG 2, LLC | Nautilus Solar Solutions | Ordway, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 3.9 GWh | Oct 2021 | Dec 2024 | Solar |
Ord | City of Ord - (NE) | Ord, NE | Southwest Power Pool (SWPP) | 106.0 MWh | Dec 1962 | Dec 2024 | Distillate Fuel Oil |
Orchard Ranch Solar | Orchard Ranch Solar, LLC | Orchard, ID | Idaho Power Company (IPCO) | 43.7 GWh | Feb 2017 | May 2025 | Solar |
Bull Street Plant | City of Orangeburg - (SC) | Orangeburg, SC | Dominion Energy South Carolina, Inc. (SCEG) | 37.0 MWh | Mar 2005 | Dec 2024 | Natural Gas |
Substation 20 Plant | City of Orangeburg - (SC) | Orangeburg, SC | Dominion Energy South Carolina, Inc. (SCEG) | 751.0 MWh | May 2014 | Dec 2024 | Natural Gas |
Jamison Solar Farm | Jamison Solar Farm | Orangeburg, SC | South Carolina Public Service Authority (SC) | 1.9 GWh | Mar 2019 | Dec 2024 | Solar |
Rowesville Rd Plant | City of Orangeburg - (SC) | Orangeburg, SC | Dominion Energy South Carolina, Inc. (SCEG) | 1.0 GWh | May 1994 | Dec 2024 | Natural Gas |
USG Paper, LLC - Orange Mill | USG Paper LLC | Orange, TX | Midcontinent Independent System Operator, Inc. (MISO) | 238.6 GWh | Oct 1967 | Dec 2023 | Black Liquor : 59.3% Wood/Wood Waste Solids : 39.8% Tire-derived Fuels : 0.9% |
Sabine River Operations | The Dow Chemical Company | Orange, TX | Midcontinent Independent System Operator, Inc. (MISO) | 3.0 TWh | Dec 1947 | May 2025 | Natural Gas : 99.2% Other Gas : 0.8% |
Sabine | Entergy Texas Inc. | Orange, TX | Midcontinent Independent System Operator, Inc. (MISO) | 3.8 TWh | Dec 1961 | May 2025 | Natural Gas |
Orange PV | Terraform Arcadia | Orange, MA | ISO New England (ISNE) | 2.6 GWh | Jun 2013 | Dec 2024 | Solar |
Hunt Farm Solar | Altus Power America Management, LLC | Orange, MA | ISO New England (ISNE) | 3.4 GWh | Aug 2013 | Dec 2024 | Solar |
OSG Solar 1 LLC | Navisun LLC | Orange, MA | ISO New England (ISNE) | 3.1 GWh | Jun 2012 | Dec 2023 | Solar |
W. Orange Rd Solar LLC | AES Distributed Energy | Orange, MA | ISO New England (ISNE) | 7.7 GWh | Aug 2021 | Dec 2024 | Solar |
Wilbur Woods Solar LLC | AES Distributed Energy | Orange, MA | ISO New England (ISNE) | 8.3 GWh | Aug 2021 | Dec 2024 | Solar |
University of Arizona - Biosphere 2 | University of Arizona - Biosphere 2 | Oracle, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 53.0 MWh | Oct 1990 | Dec 2024 | Natural Gas : 67.8% Distillate Fuel Oil : 32.2% |
Galesburg Solar Array | AEP Onsite Partners, LLC | Oquawka, IL | Midcontinent Independent System Operator, Inc. (MISO) | 2.8 GWh | Feb 2020 | Dec 2023 | Solar |
Ames Hydro | Public Service Co of Colorado | Ophir, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 6.6 GWh | May 1906 | Mar 2024 | Water |
Prairie Ronde Solar Farm | Lightsource Renewable Energy Asset Management, LLC | Opelousas, LA | Midcontinent Independent System Operator, Inc. (MISO) | 124.7 GWh | Oct 2024 | May 2025 | Solar |
Northeastern | Public Service Co of Oklahoma | Oologah, OK | Southwest Power Pool (SWPP) | 4.0 TWh | Mar 1961 | May 2025 | Natural Gas : 69.6% Subbituminous Coal : 30.4% |
Verde Light Community Solar | Verde Light Community Solar LLC | Ontario, OR | Idaho Power Company (IPCO) | 6.7 GWh | Nov 2023 | Dec 2024 | Solar |
Railroad Solar Center, LLC | Cypress Creek Renewables | Ontario, OR | Idaho Power Company (IPCO) | 9.9 GWh | Oct 2016 | May 2025 | Solar |
Hyline Solar Center, LLC | Cypress Creek Renewables | Ontario, OR | Idaho Power Company (IPCO) | 20.2 GWh | Sep 2016 | May 2025 | Solar |
Morgan Solar Center | Adapture Renewables, Inc. | Ontario, OR | Idaho Power Company (IPCO) | 6.5 GWh | Apr 2020 | Dec 2024 | Solar |
Ontario Solar Center | Adapture Renewables, Inc. | Ontario, OR | Idaho Power Company (IPCO) | 6.8 GWh | Apr 2020 | Dec 2024 | Solar |
Vale Solar Center | Adapture Renewables, Inc. | Ontario, OR | Idaho Power Company (IPCO) | 5.5 GWh | Jul 2020 | Dec 2024 | Solar |
Furnace Rd Community Solar Farm | KSI II Consolidated, LLC | Ontario, NY | New York Independent System Operator (NYIS) | 4.5 GWh | Nov 2020 | Dec 2023 | Solar |
Harbec Energy | Harbec Energy | Ontario, NY | New York Independent System Operator (NYIS) | 598.0 MWh | Nov 2001 | Dec 2024 | Natural Gas : 97.3% Wind : 2.7% |
R E Ginna Nuclear Power Plant | Constellation Nuclear | Ontario, NY | New York Independent System Operator (NYIS) | 4.8 TWh | Jun 1970 | May 2025 | Nuclear |
New-Indy Ontario Mill | New-Indy Ontario LLC | Ontario, CA | California Independent System Operator (CISO) | 244.1 GWh | May 1985 | May 2025 | Natural Gas |
Mira Loma Peaker | Southern California Edison Co | Ontario, CA | California Independent System Operator (CISO) | 11.3 GWh | Aug 2007 | Dec 2024 | Natural Gas |
Oltmans SCE at Champagne | California PV Energy LLC | Ontario, CA | California Independent System Operator (CISO) | 1.5 GWh | Nov 2013 | Dec 2024 | Solar |
Kaiser Ontario | Bloom Energy 2009 PPA | Ontario, CA | California Independent System Operator (CISO) | 2.8 GWh | Sep 2012 | Dec 2024 | Natural Gas |
Oltmans SCE at Jurupa | California PV Energy LLC | Ontario, CA | California Independent System Operator (CISO) | 2.4 GWh | Nov 2013 | Dec 2024 | Solar |
SunE- E Philadelphia Ontario | SunEdison LLC | Ontario, CA | California Independent System Operator (CISO) | 1.5 GWh | Feb 2016 | Dec 2024 | Solar |
Terra Francesco | Altus Power America Management, LLC | Ontario, CA | California Independent System Operator (CISO) | 2.1 GWh | Feb 2015 | Dec 2024 | Solar |
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 |