Directory of Power Plants in the United States
Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
---|---|---|---|---|---|---|---|
O'Brien Solar Fields | Madison Gas & Electric Co | Fitchburg, WI | Midcontinent Independent System Operator, Inc. (MISO) | 37.4 GWh | Apr 2021 | Dec 2023 | Solar |
O'Brien Wind | MidAmerican Energy Co | Primghar, IA | Midcontinent Independent System Operator, Inc. (MISO) | 834.6 GWh | Aug 2016 | Dec 2023 | Wind |
O'Fallon Renewable Energy Center | Union Electric Co - (MO) | O'Fallon, MO | Midcontinent Independent System Operator, Inc. (MISO) | 5.3 GWh | Nov 2014 | Dec 2023 | Solar |
O H Hutchings | Kimura Power LLC | Miamisburg, OH | PJM Interconnection, LLC (PJM) | 208.0 MWh | Jun 1948 | Dec 2023 | Natural Gas |
O'Neill Creek Solar | O'Neill Creek Solar LLC | Gaston, OR | Portland General Electric Company (PGE) | 3.9 GWh | Oct 2019 | Dec 2023 | Solar |
O'Shea Solar Farm | DTE Electric Company | Detroit, MI | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | Jun 2017 | Dec 2023 | Solar |
O W Sommers | City of San Antonio - (TX) | San Antonio, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.9 TWh | Mar 1972 | Dec 2023 | Natural Gas |
Oahe | USACE-Omaha | Pierre, SD | Southwest Power Pool (SWPP) | 2.1 TWh | Mar 1962 | Dec 2023 | Water |
Oak Bluffs Diesel Generating Facility | Vineyard Reliability LLC | Oak Bluffs, MA | ISO New England (ISNE) | 1.3 GWh | Dec 1968 | Dec 2023 | Distillate Fuel Oil |
Oak Creek Energy Systems I | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 37.8 GWh | May 1982 | Dec 2023 | Wind |
Oak Glen Wind Farm | Minnesota Municipal Power Agny | Blooming Prairie, MN | Midcontinent Independent System Operator, Inc. (MISO) | 95.7 GWh | Oct 2011 | Dec 2023 | Wind |
Oak Grove | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 152.1 GWh | Jul 1924 | Dec 2023 | Water |
Oak Grove Power Producers | Cube District Energy, LLC | Arcadia, KS | Southwest Power Pool (SWPP) | 20.2 GWh | Feb 2010 | Dec 2023 | Landfill Gas |
Oak Grove (TX) | Luminant Generation Company LLC | Franklin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 10.7 TWh | Mar 2010 | Aug 2024 | Lignite Coal : 95.5% Natural Gas : 4.5% |
Oak Hill Solar Array | Southern Indiana Gas & Elec Co | Evansville, IN | Midcontinent Independent System Operator, Inc. (MISO) | 3.4 GWh | Oct 2018 | Dec 2023 | Solar |
Oak Leaf - CSG Portfolio (OL 36) | Distributed Solar Development, LLC | Watkins, CO | Southwest Power Pool (SWPP) | 2.6 GWh | May 2021 | Dec 2023 | Solar |
Oak Leaf - CSG Portfolio (OL 37) | Distributed Solar Development, LLC | Watkins, CO | Southwest Power Pool (SWPP) | 3.3 GWh | Nov 2020 | Dec 2023 | Solar |
Oak Leaf - CSG Portfolio (OL 38) | Distributed Solar Development, LLC | Watkins, CO | Southwest Power Pool (SWPP) | 3.4 GWh | May 2021 | Dec 2023 | Solar |
Oak Leaf - CSG Portfolio (OL 39) | Distributed Solar Development, LLC | Watkins, CO | Southwest Power Pool (SWPP) | 3.5 GWh | May 2021 | Dec 2023 | Solar |
Oak Leaf - CSG Portfolio (OL 44) | Distributed Solar Development, LLC | Watkins, CO | Southwest Power Pool (SWPP) | 3.4 GWh | Nov 2020 | Dec 2023 | Solar |
Oak Leaf Solar XVIII LLC | Greenbacker Renewable Energy Corporation | Denver, CO | Southwest Power Pool (SWPP) | 13.9 GWh | Nov 2021 | Dec 2023 | Solar |
Oak Leaf Solar XXI (CSG) | Greenbacker Renewable Energy Corporation | Watkins, CO | Public Service Company of Colorado (PSCO) | 3.5 GWh | Nov 2018 | Dec 2023 | Solar |
Oak Leaf Solar XXII LLC (CSG) | Greenbacker Renewable Energy Corporation | Denver, CO | Public Service Company of Colorado (PSCO) | 3.6 GWh | Dec 2018 | Dec 2023 | Solar |
Oak Leaf Solar XXIII LLC (CSG) | Greenbacker Renewable Energy Corporation | Watkins, CO | Public Service Company of Colorado (PSCO) | 3.5 GWh | Dec 2018 | Dec 2023 | Solar |
Oak Leaf Solar XXIV LLC (CSG) | Greenbacker Renewable Energy Corporation | Watkins, CO | Public Service Company of Colorado (PSCO) | 3.1 GWh | Dec 2018 | Dec 2023 | Solar |
Oak Leaf Solar XXV LLC (CSG) | Greenbacker Renewable Energy Corporation | Watkins, CO | Public Service Company of Colorado (PSCO) | 3.0 GWh | Nov 2018 | Dec 2023 | Solar |
Oak Leaf Solar XXVI LLC | Greenbacker Renewable Energy Corporation | Denver, CO | Public Service Company of Colorado (PSCO) | 3.2 GWh | Dec 2018 | Dec 2023 | Solar |
Oak Leaf Solar XXVII LLC | Greenbacker Renewable Energy Corporation | Greely, CO | Public Service Company of Colorado (PSCO) | 3.4 GWh | Oct 2018 | Dec 2023 | Solar |
Oak Leaf Solar XXVIII LLC (CSG) | Greenbacker Renewable Energy Corporation | Platteville, CO | Public Service Company of Colorado (PSCO) | 3.0 GWh | May 2019 | Dec 2023 | Solar |
Oak Leaf Solar XXX LLC (CSG) | Greenbacker Renewable Energy Corporation | Alamosa, CO | Public Service Company of Colorado (PSCO) | 4.0 GWh | Nov 2018 | Dec 2023 | Solar |
Oak Leaf Solar XXXI LLC (CSG) | Greenbacker Renewable Energy Corporation | Debeque, CO | Public Service Company of Colorado (PSCO) | 3.3 GWh | Nov 2018 | Dec 2023 | Solar |
Oak Leaf Solar XXXII (CSG) | Greenbacker Renewable Energy Corporation | Rifle, CO | Public Service Company of Colorado (PSCO) | 3.1 GWh | Feb 2019 | Dec 2023 | Solar |
Oak Leaf Solar XXXIII LLC (Lantz) | Greenbacker Renewable Energy Corporation | Salida, CO | Public Service Company of Colorado (PSCO) | 3.9 GWh | Dec 2019 | Dec 2023 | Solar |
Oak Point Cogen | Chevron Oronite Co LLC | Belle Chasse, LA | Midcontinent Independent System Operator, Inc. (MISO) | 92.8 GWh | Sep 1999 | Dec 2023 | Natural Gas |
Oak Ridge LFGTE | Wabash Valley Power Assn, Inc | Logansport, IN | Midcontinent Independent System Operator, Inc. (MISO) | 21.7 GWh | Nov 2003 | Dec 2023 | Landfill Gas |
Oak Ridge Solar | AES Clean Energy | Oak Ridge, LA | Midcontinent Independent System Operator, Inc. (MISO) | 313.8 GWh | Nov 2023 | Aug 2024 | Solar |
Oak Solar | Oak Solar LLC | Gaston, NC | PJM Interconnection, LLC (PJM) | 108.3 GWh | Nov 2023 | Aug 2024 | Solar |
Oak Street Solar | Citizens Enterprises Corporation | Springfield, MA | ISO New England (ISNE) | 5.4 GWh | Nov 2019 | Dec 2023 | Solar |
Oak Trail Solar, LLC | Leeward Asset Management, LLC | Moyock, NC | PJM Interconnection, LLC (PJM) | 242.4 GWh | Jun 2023 | Aug 2024 | Solar |
Oak Tree Energy | Consolidated Edison Development Inc. | Clark, SD | Southwest Power Pool (SWPP) | 66.7 GWh | Nov 2014 | Dec 2023 | Wind |
Oakboro Farm | Palmetto Power Management LLC | Laurinburg, NC | Duke Energy Carolinas (DUK) | 8.3 GWh | Aug 2014 | Dec 2023 | Solar |
Oakdale | Northern Indiana Pub Serv Co | Monticello, IN | Midcontinent Independent System Operator, Inc. (MISO) | 20.0 GWh | Oct 1925 | Dec 2023 | Water |
Oakdale Power Station | Massachusetts Water Res Auth | West Boylston, MA | ISO New England (ISNE) | 12.0 GWh | Apr 1951 | Dec 2023 | Water |
Oakfield Wind Project | Onward Energy | City of Oakfield, ME | ISO New England (ISNE) | 316.5 GWh | Sep 2015 | Aug 2024 | Wind |
Oakland | Nautilus Solar Solutions | Oakland, ME | ISO New England (ISNE) | 8.0 GWh | Aug 2022 | Dec 2023 | Solar |
Oakley Solar Project | Oakley Solar Project LLC | Oakley, CA | California Independent System Operator (CISO) | 2.4 GWh | May 2013 | Dec 2023 | Solar |
Oakwood Solar | Oakwood Solar, LLC | Mebane, NC | Duke Energy Carolinas (DUK) | 9.5 GWh | May 2021 | Dec 2023 | Solar |
Oasis Alta | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 45.4 GWh | Mar 2021 | Dec 2023 | Wind |
Oasis Wind | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 205.4 GWh | Nov 2004 | Dec 2023 | Wind |
Oberlin (KS) | City of Oberlin - (KS) | Oberlin, KS | Southwest Power Pool (SWPP) | 3.9 MWh | Dec 1953 | Dec 2023 | Distillate Fuel Oil |
Oberlin (OH) | City of Oberlin - (OH) | Oberlin, OH | PJM Interconnection, LLC (PJM) | 292.0 MWh | Dec 1947 | Dec 2023 | Natural Gas : 84.0% Distillate Fuel Oil : 16.0% |
Oberlin Spear Point Solar One | Oberlin College | Oberlin, OH | PJM Interconnection, LLC (PJM) | 2.1 GWh | Oct 2012 | Dec 2023 | Solar |
Oberon IA | Oberon Solar IA | Odessa, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 276.9 GWh | Jun 2020 | Aug 2024 | Solar |
Oberon IB | Oberon Solar IB | Odessa, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 56.3 GWh | Jun 2020 | Aug 2024 | Solar |
Oberon II Solar Project | IP Oberon II, LLC | Desert Center, CA | California Independent System Operator (CISO) | 549.7 GWh | Aug 2023 | Aug 2024 | Solar |
Oberon Solar Project | IP Oberon LLC | Desert Center, CA | California Independent System Operator (CISO) | 534.1 GWh | Aug 2023 | Aug 2024 | Solar |
OBP Cogen | OBP Cogen LLC | New York, NY | New York Independent System Operator (NYIS) | 25.4 GWh | May 2010 | Dec 2023 | Natural Gas |
Occidental College Solar Project | Occidental College | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 1.6 GWh | Jan 2013 | Dec 2023 | Solar |
Ocean County Landfill | EPP Renewable Energy | Manchester, NJ | PJM Interconnection, LLC (PJM) | 74.4 GWh | Jan 1997 | Aug 2024 | Landfill Gas |
Ocean State Power | Ocean State Power Co | Harrisville, RI | ISO New England (ISNE) | 1.3 TWh | Nov 1990 | Dec 2023 | Natural Gas : 99.6% |
Ocean State Power II | Ocean State Power II | Harrisville, RI | ISO New England (ISNE) | 1.1 TWh | Sep 1991 | Dec 2023 | Natural Gas : 99.7% |
Oceana Solar | Virginia Electric & Power Co | Virginia Beach, VA | PJM Interconnection, LLC (PJM) | 29.0 GWh | Nov 2017 | Dec 2023 | Solar |
OCI Alamo 2, LLC | OCI Solar Power | Converse, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 9.5 GWh | Feb 2014 | Dec 2023 | Solar |
OCI Alamo 3 LLC | Consolidated Edison Development Inc. | San Antonio, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 10.3 GWh | Nov 2014 | Dec 2023 | Solar |
OCI Alamo 4, LLC | Consolidated Edison Development Inc. | Brackettville, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 78.9 GWh | Jul 2014 | Dec 2023 | Solar |
OCI Alamo 5 LLC | Consolidated Edison Development Inc. | Uvalde, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 197.1 GWh | Nov 2015 | Dec 2023 | Solar |
OCI Alamo 7 LLC | Consolidated Edison Development Inc. | Haskell, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 250.2 GWh | Jul 2016 | Dec 2023 | Solar |
OCI Alamo Solar I Hybrid | OCI Solar Power | San Antonio, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 88.3 GWh | Nov 2013 | Dec 2023 | Solar |
Ocoee 1 | Tennessee Valley Authority | Benton, TN | Tennessee Valley Authority (TVA) | 69.8 GWh | Dec 1911 | Dec 2023 | Water |
Ocoee 2 | Tennessee Valley Authority | Benton, TN | Tennessee Valley Authority (TVA) | 80.7 GWh | Sep 1913 | Dec 2023 | Water |
Ocoee 3 | Tennessee Valley Authority | Benton, TN | Tennessee Valley Authority (TVA) | 141.4 GWh | Mar 1943 | Dec 2023 | Water |
Oconee | Duke Energy Carolinas, LLC | Seneca, SC | Duke Energy Carolinas (DUK) | 21.5 TWh | Jun 1973 | Aug 2024 | Nuclear |
Oconto Falls Lower | Eagle Creek Renewable Energy, LLC | Oconto Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 GWh | Dec 1970 | Dec 2023 | Water |
Oconto Falls Upper | Eagle Creek Renewable Energy, LLC | Oconto Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.2 GWh | Dec 1917 | Dec 2023 | Water |
Ocotillo | Arizona Public Service Co | Tempe, AZ | Arizona Public Service Company (AZPS) | 583.7 GWh | Feb 1960 | Aug 2024 | Natural Gas |
Ocotillo Express LLC | Pattern Operators LP | Ocotillo, CA | California Independent System Operator (CISO) | 539.0 GWh | Nov 2012 | Aug 2024 | Wind |
Ocotillo Wells | Conductive Power | Borrego Springs, CA | California Independent System Operator (CISO) | 86.8 GWh | Aug 2023 | Aug 2024 | Solar |
Ocotillo Windpower | Duke Energy Renewables Services | Forsan, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 18.4 GWh | Aug 2008 | Dec 2023 | Wind |
Odell Wind Farm | Algonquin Power Co | Mountain Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 739.0 GWh | Jun 2016 | Dec 2023 | Wind |
Odessa-Ector Power Plant | LaFrontera Holdings LLC | Odessa, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 7.3 TWh | Jun 2001 | Aug 2024 | Natural Gas |
Odin Wind Farm LLC | NRG Energy Gas & Wind Holdings Inc | Mountainlake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 34.2 GWh | Apr 2008 | Dec 2023 | Wind |
Odyssey Energy Altura Cogen, LLC | Odyssey Operating Services | Channelview, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 3.5 TWh | Oct 1985 | Aug 2024 | Natural Gas |
Odyssey Solar | Odyssey Solar, LLC | Pelion, SC | Dominion Energy South Carolina, Inc. (SCEG) | 17.5 GWh | Jul 2017 | Dec 2023 | Solar |
OE_ALD | OE_ALD | Wing, AL | Southern Company Services, Inc. - Trans (SOCO) | 161.1 GWh | Mar 2023 | Aug 2024 | Solar |
OE_AZ1 | Onward Energy | Salome, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 86.4 GWh | Nov 2019 | Aug 2024 | Solar |
OE_ESCL | OE_ESCL | Grants, NM | Public Service Company of New Mexico (PNM) | 131.6 GWh | - | Aug 2024 | Solar |
OE_GA3 | Onward Energy | Camilla, GA | Southern Company Services, Inc. - Trans (SOCO) | 116.0 GWh | Nov 2019 | Aug 2024 | Solar |
OE IL Solar 3 | OE IL Solar 3, LLC | Oregon, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 GWh | Feb 2022 | Dec 2023 | Solar |
OE_MS6 | OE_MS6 | St.Artesia, MS | Tennessee Valley Authority (TVA) | 114.9 GWh | - | Aug 2024 | Solar |
OER Checkerspot | Standard Solar | Tracy's Landing, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Nov 2021 | Dec 2023 | Solar |
OER Monarch CSG | Standard Solar | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 3.4 GWh | Nov 2021 | Dec 2023 | Solar |
OER Patuxent CSG | Standard Solar | Lothian, MD | PJM Interconnection, LLC (PJM) | 4.2 GWh | Oct 2022 | Dec 2023 | Solar |
OES Biogas Power | Organic Energy Solutions, Inc. | San Bernardino, CA | California Independent System Operator (CISO) | 348.0 MWh | - | Dec 2023 | Other Biomass Gas |
OETN1 | OE_TN1 | Obion, TN | Tennessee Valley Authority (TVA) | 194.4 GWh | Feb 2023 | Aug 2024 | Solar |
Off Airport Road - West | Off Airport Road - West, LLC | Accord, NY | New York Independent System Operator (NYIS) | 6.3 GWh | Nov 2019 | Dec 2023 | Solar |
Ogburn Solar, LLC | Ogburn Solar, LLC | Jefferson, SC | Duke Energy Progress East (CPLE) | 4.7 GWh | Nov 2022 | Dec 2023 | Solar |
Ogden | City of Ogden - (IA) | Ogden, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.0 MWh | Jun 1951 | Dec 2023 | Distillate Fuel Oil |
Ogdensburg | Ampersand Ogdensburg Hydro, LLC | Ogdensburg, NY | New York Independent System Operator (NYIS) | 4.0 GWh | Nov 1987 | Dec 2023 | Water |
Ohio Falls | Louisville Gas & Electric Co | Shippingport Island, KY | Louisville Gas and Electric Company and Kentucky Utilities Company (LGEE) | 272.0 GWh | Dec 1927 | Dec 2023 | Water |
Ohio Northern University Solar Site | AEP Onsite Partners, LLC | Ada, OH | PJM Interconnection, LLC (PJM) | 4.0 GWh | Nov 2016 | Aug 2024 | Solar |
Summary of Power Plants By State
Figures are based on August 2024 generation numbers.State | Rank | Active Plants | Aug 2024 Generation |
---|---|---|---|
Alabama | # 7 | 78 | 14,073.11 GWh |
Alaska | # 48 | 147 | 631.71 GWh |
Arizona | # 10 | 161 | 12,447.73 GWh |
Arkansas | # 23 | 77 | 6,473.81 GWh |
California | # 4 | 1,666 | 22,299.47 GWh |
Colorado | # 28 | 277 | 5,476.67 GWh |
Connecticut | # 33 | 159 | 4,351.57 GWh |
Delaware | # 49 | 31 | 481.79 GWh |
District of Columbia | # 51 | 12 | 19.18 GWh |
Florida | # 2 | 286 | 27,339.08 GWh |
Georgia | # 6 | 251 | 14,863.07 GWh |
Hawaii | # 47 | 69 | 841.39 GWh |
Idaho | # 43 | 142 | 1,655.52 GWh |
Illinois | # 5 | 335 | 17,196.16 GWh |
Indiana | # 18 | 202 | 9,001.13 GWh |
Iowa | # 26 | 283 | 5,529.62 GWh |
Kansas | # 31 | 165 | 5,363.63 GWh |
Kentucky | # 21 | 55 | 6,964.00 GWh |
Louisiana | # 14 | 82 | 10,133.66 GWh |
Maine | # 45 | 162 | 1,185.43 GWh |
Maryland | # 38 | 185 | 3,346.65 GWh |
Massachusetts | # 41 | 614 | 1,896.47 GWh |
Michigan | # 12 | 274 | 12,135.86 GWh |
Minnesota | # 27 | 748 | 5,511.98 GWh |
Mississippi | # 19 | 55 | 7,436.42 GWh |
Missouri | # 20 | 126 | 7,051.26 GWh |
State | Rank | Active Plants | Aug 2024 Generation |
---|---|---|---|
Montana | # 40 | 70 | 2,306.38 GWh |
Nebraska | # 36 | 125 | 3,559.93 GWh |
Nevada | # 32 | 110 | 4,699.98 GWh |
New Hampshire | # 42 | 60 | 1,808.14 GWh |
New Jersey | # 25 | 387 | 5,633.45 GWh |
New Mexico | # 39 | 139 | 3,198.26 GWh |
New York | # 11 | 848 | 12,289.60 GWh |
North Carolina | # 9 | 893 | 13,559.75 GWh |
North Dakota | # 35 | 59 | 3,641.88 GWh |
Ohio | # 8 | 190 | 13,652.00 GWh |
Oklahoma | # 15 | 130 | 10,062.87 GWh |
Oregon | # 29 | 262 | 5,448.37 GWh |
Pennsylvania | # 3 | 246 | 23,205.63 GWh |
Rhode Island | # 46 | 97 | 1,061.17 GWh |
South Carolina | # 16 | 203 | 9,629.88 GWh |
South Dakota | # 44 | 53 | 1,603.17 GWh |
Tennessee | # 22 | 87 | 6,912.16 GWh |
Texas | # 1 | 797 | 58,529.53 GWh |
Utah | # 37 | 122 | 3,440.26 GWh |
Vermont | # 50 | 114 | 207.44 GWh |
Virginia | # 13 | 213 | 10,408.51 GWh |
Washington | # 17 | 138 | 9,091.93 GWh |
West Virginia | # 30 | 36 | 5,412.86 GWh |
Wisconsin | # 24 | 230 | 6,416.93 GWh |
Wyoming | # 34 | 70 | 3,868.32 GWh |