Directory of Power Plants in Oklahoma
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Muskogee | Oklahoma Gas & Electric Co | Fort Gibson, OK | Southwest Power Pool (SWPP) | 2.9 TWh | Nov 1977 | Apr 2025 | Natural Gas : 71.3% Subbituminous Coal : 28.7% |
| McClain Energy Facility | Oklahoma Gas & Electric Co | Newcastle, OK | Southwest Power Pool (SWPP) | 1.6 TWh | May 2001 | Apr 2025 | Natural Gas |
| Maverick Wind Project, LLC | Public Service Co of Oklahoma | Meno, OK | Southwest Power Pool (SWPP) | 889.3 GWh | Aug 2021 | Apr 2025 | Wind |
| Mammoth Plains | Mammoth Plains Wind Project | Oakwood, OK | Southwest Power Pool (SWPP) | 719.9 GWh | Nov 2014 | Dec 2024 | Wind |
| Mustang | Oklahoma Gas & Electric Co | Oklahoma City, OK | Southwest Power Pool (SWPP) | 551.3 GWh | Apr 1950 | Apr 2025 | Natural Gas : 99.2% Solar : 0.8% |
| Minco Wind IV, LLC | Minco Wind IV, LLC | Hinton, OK | Southwest Power Pool (SWPP) | 451.4 GWh | Nov 2018 | Apr 2025 | Wind |
| Minco Wind III, LLC | FPLE Wind, LLC | Minco, OK | Southwest Power Pool (SWPP) | 362.5 GWh | Nov 2012 | Dec 2024 | Wind |
| Minco Wind I, LLC | FPLE Wind, LLC | Minco, OK | Southwest Power Pool (SWPP) | 304.9 GWh | Nov 2010 | Dec 2024 | Wind |
| Minco Wind II, LLC | FPLE Wind, LLC | Minco, OK | Southwest Power Pool (SWPP) | 251.0 GWh | Oct 2011 | Dec 2024 | Wind |
| Markham | Grand River Dam Authority | Locust Grove, OK | Southwest Power Pool (SWPP) | 188.2 GWh | Apr 1964 | Dec 2024 | Water |
| Mooreland | Western Farmers Elec Coop, Inc | Mooreland, OK | Southwest Power Pool (SWPP) | 119.8 GWh | Feb 1964 | Dec 2024 | Natural Gas |
| Marietta | Western Farmers Elec Coop, Inc | Marietta, OK | Southwest Power Pool (SWPP) | 4.5 GWh | Mar 2017 | Apr 2025 | Solar |
Browse Power Plants By Oklahoma Counties
Figures are based on April 2025 generation numbers.| County | State Rank | Active Plants | Apr 2025 Generation |
|---|---|---|---|
| Mayes County, OK | # 1 | 13 | 10.2 TWh |
| Oklahoma County, OK | # 2 | 5 | 6.5 TWh |
| Tulsa County, OK | # 3 | 5 | 6.2 TWh |
| Wagoner County, OK | # 4 | 1 | 5.5 TWh |
| Pittsburg County, OK | # 5 | 2 | 5.4 TWh |
| Caddo County, OK | # 6 | 13 | 4.9 TWh |
| Rogers County, OK | # 7 | 1 | 4.0 TWh |
| Custer County, OK | # 8 | 2 | 3.7 TWh |
| Garfield County, OK | # 9 | 8 | 3.7 TWh |
| Muskogee County, OK | # 10 | 3 | 3.5 TWh |
| Noble County, OK | # 11 | 3 | 3.3 TWh |
| Beaver County, OK | # 12 | 4 | 2.9 TWh |
| Kay County, OK | # 13 | 13 | 2.8 TWh |
| Seminole County, OK | # 14 | 1 | 2.3 TWh |
| Dewey County, OK | # 15 | 7 | 2.2 TWh |
| Woodward County, OK | # 16 | 8 | 2.1 TWh |
| Ellis County, OK | # 17 | 2 | 2.0 TWh |
| Murray County, OK | # 18 | 6 | 1.8 TWh |
| Kingfisher County, OK | # 19 | 3 | 1.6 TWh |
| McClain County, OK | # 20 | 1 | 1.6 TWh |
| Choctaw County, OK | # 21 | 2 | 1.5 TWh |
| Washita County, OK | # 22 | 2 | 1.5 TWh |
| Canadian County, OK | # 23 | 4 | 1.3 TWh |
| Grady County, OK | # 24 | 7 | 1.3 TWh |
| Comanche County, OK | # 25 | 4 | 1.1 TWh |
| County | State Rank | Active Plants | Apr 2025 Generation |
|---|---|---|---|
| Grant County, OK | # 26 | 2 | 1.1 TWh |
| Stephens County, OK | # 27 | 1 | 911.4 GWh |
| Major County, OK | # 28 | 3 | 889.3 GWh |
| Logan County, OK | # 29 | 2 | 838.6 GWh |
| Roger Mills County, OK | # 30 | 3 | 745.4 GWh |
| Johnston County, OK | # 31 | 1 | 715.3 GWh |
| Texas County, OK | # 32 | 5 | 713.5 GWh |
| Le Flore County, OK | # 33 | 1 | 621.3 GWh |
| Woods County, OK | # 34 | 2 | 605.2 GWh |
| Kiowa County, OK | # 35 | 3 | 589.8 GWh |
| Osage County, OK | # 36 | 4 | 566.4 GWh |
| McCurtain County, OK | # 37 | 3 | 526.3 GWh |
| Pushmataha County, OK | # 38 | 1 | 395.7 GWh |
| Sequoyah County, OK | # 39 | 2 | 370.3 GWh |
| Harper County, OK | # 40 | 4 | 252.5 GWh |
| Haskell County, OK | # 41 | 1 | 219.6 GWh |
| Coal County, OK | # 42 | 3 | 180.2 GWh |
| Cherokee County, OK | # 43 | 1 | 140.4 GWh |
| Payne County, OK | # 44 | 6 | 139.1 GWh |
| Hughes County, OK | # 45 | 2 | 24.9 GWh |
| Bryan County, OK | # 46 | 2 | 19.9 GWh |
| Pontotoc County, OK | # 47 | 2 | 12.8 GWh |
| Love County, OK | # 48 | 1 | 4.5 GWh |
| Cleveland County, OK | # 49 | 2 | 4.5 GWh |
| Okfuskee County, OK | # 50 | 1 | 4.3 GWh |