Directory of Power Plants in Oklahoma
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Seiling Wind I | NextEra Energy Seiling Wind | Seiling, OK | Southwest Power Pool (SWPP) | 454.1 GWh | Nov 2014 | Dec 2025 | Wind |
| Seiling Wind II | NextEra Energy Seiling Wind | Seiling, OK | Southwest Power Pool (SWPP) | 260.6 GWh | Nov 2014 | Dec 2025 | Wind |
| Seminole (OK) | Oklahoma Gas & Electric Co | Konowa, OK | Southwest Power Pool (SWPP) | 2.0 TWh | Feb 1971 | May 2026 | Natural Gas |
| Seven Cowboy Wind Project, LLC | Seven Cowboy Wind Project, LLC | Rocky, OK | Southwest Power Pool (SWPP) | 1.2 TWh | Feb 2023 | May 2026 | Wind |
| Skeleton Creek Energy Center Hybrid | Skeleton Creek Energy Center | Carrier, OK | Southwest Power Pool (SWPP) | 1.3 TWh | Nov 2020 | May 2026 | Wind : 72.4% Solar : 27.6% |
| Sleeping Bear LLC | NRG Energy Gas & Wind Holdings Inc | Woodward, OK | Southwest Power Pool (SWPP) | 84.5 GWh | Sep 2007 | Dec 2025 | Wind |
| Sooner | Oklahoma Gas & Electric Co | Red Rock, OK | Southwest Power Pool (SWPP) | 2.5 TWh | Oct 1979 | May 2026 | Subbituminous Coal : 99.1% Distillate Fuel Oil : 0.9% |
| Southwestern | Public Service Co of Oklahoma | Anadarko, OK | Southwest Power Pool (SWPP) | 779.4 GWh | Jun 1952 | Dec 2024 | Natural Gas |
| Spring Creek Energy Center | Evergy Kansas Central, Inc | Edmond, OK | Southwest Power Pool (SWPP) | 123.6 GWh | Apr 2001 | Dec 2025 | Natural Gas |
| Stillwater Energy Center | Stillwater Utilities Authority | Stillwater, OK | Southwest Power Pool (SWPP) | 107.7 GWh | Jun 2016 | Dec 2025 | Natural Gas |
| Stuart (OK) | Peoples Electric Cooperative | McAlester, OK | Southwest Power Pool (SWPP) | 11.7 GWh | Mar 2023 | Dec 2025 | Natural Gas |
| Sundance Wind Project, LLC | Public Service Co of Oklahoma | Alva, OK | Southwest Power Pool (SWPP) | 649.4 GWh | Mar 2021 | May 2026 | Wind |
Browse Power Plants By Oklahoma Counties
Figures are based on May 2026 generation numbers.| County | State Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Beaver County, OK | # 12 | 4 | 2.8 TWh |
| Bryan County, OK | # 45 | 2 | 19.9 GWh |
| Caddo County, OK | # 5 | 13 | 4.4 TWh |
| Canadian County, OK | # 23 | 4 | 1.6 TWh |
| Choctaw County, OK | # 25 | 2 | 1.3 TWh |
| Cleveland County, OK | # 49 | 2 | 3.6 GWh |
| Coal County, OK | # 43 | 3 | 186.4 GWh |
| Comanche County, OK | # 26 | 4 | 1.1 TWh |
| Custer County, OK | # 9 | 2 | 4.0 TWh |
| Dewey County, OK | # 17 | 7 | 1.9 TWh |
| Ellis County, OK | # 15 | 2 | 2.1 TWh |
| Garfield County, OK | # 8 | 8 | 4.0 TWh |
| Grady County, OK | # 24 | 8 | 1.4 TWh |
| Grant County, OK | # 27 | 2 | 1.0 TWh |
| Harper County, OK | # 41 | 4 | 261.1 GWh |
| Haskell County, OK | # 42 | 1 | 219.6 GWh |
| Hughes County, OK | # 47 | 2 | 12.6 GWh |
| Johnston County, OK | # 32 | 1 | 852.3 GWh |
| Kay County, OK | # 13 | 13 | 2.7 TWh |
| Kingfisher County, OK | # 18 | 3 | 1.8 TWh |
| Kiowa County, OK | # 30 | 3 | 915.6 GWh |
| Le Flore County, OK | # 37 | 1 | 486.6 GWh |
| Logan County, OK | # 20 | 3 | 1.6 TWh |
| Love County, OK | # 48 | 1 | 4.6 GWh |
| Major County, OK | # 29 | 3 | 937.9 GWh |
| County | State Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Mayes County, OK | # 1 | 14 | 10.2 TWh |
| McClain County, OK | # 19 | 1 | 1.7 TWh |
| McCurtain County, OK | # 34 | 3 | 531.7 GWh |
| Murray County, OK | # 21 | 6 | 1.6 TWh |
| Muskogee County, OK | # 11 | 4 | 3.3 TWh |
| Noble County, OK | # 10 | 3 | 4.0 TWh |
| Okfuskee County, OK | # 46 | 1 | 12.8 GWh |
| Oklahoma County, OK | # 4 | 5 | 4.8 TWh |
| Osage County, OK | # 35 | 4 | 495.0 GWh |
| Payne County, OK | # 44 | 6 | 107.8 GWh |
| Pittsburg County, OK | # 2 | 2 | 5.3 TWh |
| Pontotoc County, OK | # 40 | 2 | 262.9 GWh |
| Pushmataha County, OK | # 38 | 1 | 431.5 GWh |
| Roger Mills County, OK | # 31 | 3 | 876.0 GWh |
| Rogers County, OK | # 7 | 1 | 4.2 TWh |
| Seminole County, OK | # 16 | 1 | 2.0 TWh |
| Sequoyah County, OK | # 39 | 2 | 370.3 GWh |
| Stephens County, OK | # 28 | 1 | 939.0 GWh |
| Texas County, OK | # 36 | 6 | 493.9 GWh |
| Tulsa County, OK | # 3 | 5 | 4.9 TWh |
| Wagoner County, OK | # 6 | 1 | 4.4 TWh |
| Washita County, OK | # 22 | 2 | 1.6 TWh |
| Woods County, OK | # 33 | 2 | 667.6 GWh |
| Woodward County, OK | # 14 | 8 | 2.1 TWh |