| State Rank | County | Net Generation (Past Year) | Power Plants |
| #20 | Hood County, TX | 8.1 TWh | 3 |
| #89 | Hill County, TX | 1.7 TWh | 17 |
| #21 | Hidalgo County, TX | 8.1 TWh | 31 |
| #146 | Henderson County, TX | 363.2 GWh | 8 |
| #34 | Hays County, TX | 5.6 TWh | 2 |
| #41 | Haskell County, TX | 4.4 TWh | 17 |
| #36 | Harrison County, TX | 5.0 TWh | 6 |
| #1 | Harris County, TX | 39.2 TWh | 96 |
| #162 | Hardin County, TX | 194.6 GWh | 3 |
| #119 | Hardeman County, TX | 757.5 GWh | 6 |
| #44 | Hansford County, TX | 4.2 TWh | 10 |
| #169 | Hamilton County, TX | 126.1 GWh | 1 |
| #56 | Hale County, TX | 3.5 TWh | 4 |
| #13 | Guadalupe County, TX | 10.1 TWh | 10 |
| #48 | Grimes County, TX | 3.9 TWh | 5 |
| #153 | Gregg County, TX | 321.3 GWh | 1 |
| #60 | Grayson County, TX | 3.2 TWh | 9 |
| #46 | Goliad County, TX | 4.0 TWh | 6 |
| #75 | Glasscock County, TX | 2.2 TWh | 10 |
| #27 | Galveston County, TX | 6.8 TWh | 25 |
| #104 | Frio County, TX | 1.2 TWh | 5 |
| #31 | Freestone County, TX | 6.3 TWh | 7 |
| #151 | Franklin County, TX | 326.6 GWh | 4 |
| #3 | Fort Bend County, TX | 21.8 TWh | 29 |
| #84 | Foard County, TX | 1.8 TWh | 2 |
| #71 | Floyd County, TX | 2.6 TWh | 5 |
| #93 | Fisher County, TX | 1.5 TWh | 4 |
| #16 | Fayette County, TX | 8.9 TWh | 3 |
| #144 | Fannin County, TX | 384.9 GWh | 6 |
| #77 | Falls County, TX | 2.2 TWh | 6 |
| #131 | Erath County, TX | 587.9 GWh | 4 |
| #17 | Ellis County, TX | 8.9 TWh | 9 |
| #35 | El Paso County, TX | 5.1 TWh | 15 |
| #7 | Ector County, TX | 13.3 TWh | 20 |
| #88 | Eastland County, TX | 1.7 TWh | 6 |
| #124 | Donley County, TX | 668.5 GWh | 1 |
| #143 | Dimmit County, TX | 391.1 GWh | 3 |
| #149 | Dickens County, TX | 335.3 GWh | 4 |
| #96 | Denton County, TX | 1.3 TWh | 14 |
| #138 | Delta County, TX | 463.9 GWh | 2 |
| #83 | Deaf Smith County, TX | 1.9 TWh | 6 |
| #117 | Dawson County, TX | 779.4 GWh | 4 |
| #78 | Dallas County, TX | 2.2 TWh | 25 |
| #111 | Culberson County, TX | 966.6 GWh | 6 |
| #99 | Crosby County, TX | 1.3 TWh | 6 |
| #51 | Crockett County, TX | 3.8 TWh | 5 |
| #145 | Crane County, TX | 378.3 GWh | 4 |
| #95 | Cooke County, TX | 1.4 TWh | 6 |
| #64 | Concho County, TX | 2.9 TWh | 5 |
| #128 | Comanche County, TX | 614.8 GWh | 2 |
| #172 | Colorado County, TX | 79.7 GWh | 2 |
| #174 | Collin County, TX | 29.9 GWh | 16 |
| #85 | Coke County, TX | 1.8 TWh | 6 |
| #125 | Cochran County, TX | 654.5 GWh | 2 |
| #140 | Clay County, TX | 444.2 GWh | 4 |
| #142 | Childress County, TX | 401.3 GWh | 3 |
| #112 | Cherokee County, TX | 921.7 GWh | 2 |
| #23 | Chambers County, TX | 7.8 TWh | 9 |
| #91 | Castro County, TX | 1.6 TWh | 4 |
| #148 | Cass County, TX | 336.7 GWh | 1 |
| #47 | Carson County, TX | 4.0 TWh | 12 |
| #68 | Cameron County, TX | 2.7 TWh | 24 |
| #82 | Callahan County, TX | 1.9 TWh | 4 |
| #24 | Calhoun County, TX | 7.0 TWh | 11 |
| #173 | Burnet County, TX | 46.4 GWh | 4 |
| #126 | Brown County, TX | 652.8 GWh | 2 |
| #180 | Brooks County, TX | 12.4 GWh | 2 |
| #107 | Briscoe County, TX | 1.1 TWh | 2 |
| #171 | Brewster County, TX | 93.8 GWh | 2 |
| #154 | Brazos County, TX | 291.5 GWh | 4 |
| #9 | Brazoria County, TX | 12.4 TWh | 50 |
| #37 | Bosque County, TX | 4.6 TWh | 10 |
| #58 | Borden County, TX | 3.3 TWh | 9 |
| #5 | Bexar County, TX | 13.5 TWh | 35 |
| #15 | Bell County, TX | 9.4 TWh | 20 |
| #80 | Bee County, TX | 1.9 TWh | 6 |
| #106 | Baylor County, TX | 1.2 TWh | 3 |
| #33 | Bastrop County, TX | 6.2 TWh | 5 |
| #132 | Bailey County, TX | 569.6 GWh | 2 |
| #181 | Austin County, TX | 9.1 GWh | 6 |
| #94 | Atascosa County, TX | 1.4 TWh | 4 |
| #121 | Armstrong County, TX | 729.5 GWh | 1 |
| #123 | Archer County, TX | 668.6 GWh | 3 |
| #168 | Angelina County, TX | 130.9 GWh | 6 |
| #61 | Andrews County, TX | 3.2 TWh | 10 |
Net Generation data is based on the last 12 months since Mar 2026