ERCOT power plants by county

Every county in ERCOT with at least 3 EIA-registered power plants — 90 in total, ranked by installed nameplate capacity.

Counties
90
At least 3 plants each
Plants covered
718
EIA-registered records
Nameplate capacity
123 GW
Sum across listed counties

Counties by installed capacity

1Harris County, TX8.5 GW2Fort Bend County, TX5.4 GW3Bexar County, TX4.1 GW4Brazoria County, TX3.7 GW5Pecos County, TX3.2 GW6Wharton County, TX2.9 GW7Chambers County, TX2.9 GW8Hidalgo County, TX2.8 GW9Nolan County, TX2.8 GW10Matagorda County, TX2.8 GW11Nueces County, TX2.7 GW12Limestone County, TX2.7 GW13Lamar County, TX2.4 GW14Hood County, TX2.4 GW15Bell County, TX2.4 GW16Ector County, TX2.3 GW17Ellis County, TX2.2 GW18Scurry County, TX2.2 GW19Wise County, TX2.1 GW20Galveston County, TX2.1 GW21Robertson County, TX2.1 GW22Fayette County, TX2 GW23San Patricio County, TX1.9 GW24Upton County, TX1.8 GW25Guadalupe County, TX1.8 GW26Dallas County, TX1.8 GW27Borden County, TX1.7 GW28Bastrop County, TX1.7 GW29Webb County, TX1.7 GW30Calhoun County, TX1.6 GW31Travis County, TX1.5 GW32Sterling County, TX1.5 GW33Willacy County, TX1.4 GW34Haskell County, TX1.4 GW35Tarrant County, TX1.4 GW36Cameron County, TX1.4 GW37Young County, TX1.3 GW38Andrews County, TX1.3 GW39McLennan County, TX1.2 GW40Starr County, TX1.1 GW41Denton County, TX1.1 GW42Kenedy County, TX1.1 GW43Wilbarger County, TX1 GW44Crockett County, TX1 GW45Grimes County, TX1 GW46Concho County, TX1 GW47Bosque County, TX985.9 MW48Navarro County, TX983.4 MW49Taylor County, TX971.3 MW50Carson County, TX960.9 MW51Knox County, TX954.4 MW52Mills County, TX849.2 MW53Victoria County, TX821.4 MW54Bee County, TX808.5 MW55Grayson County, TX806.5 MW56Tom Green County, TX804.8 MW57Milam County, TX790 MW58Floyd County, TX758.6 MW59Glasscock County, TX752.2 MW60Howard County, TX710.9 MW61Deaf Smith County, TX709.8 MW62Callahan County, TX675.9 MW63Reeves County, TX582.2 MW64Shackelford County, TX562.3 MW65Collin County, TX549.4 MW66Frio County, TX531.6 MW67Hill County, TX516 MW68Crane County, TX503 MW69Falls County, TX490.6 MW70Kent County, TX482 MW71Cooke County, TX477 MW72Culberson County, TX474.7 MW73Ward County, TX450.7 MW74Zapata County, TX440.7 MW75Eastland County, TX417.4 MW76Jack County, TX380 MW77Hunt County, TX366.6 MW78Dawson County, TX361.2 MW79Kinney County, TX339.8 MW80Brazos County, TX278.2 MW81Val Verde County, TX218.4 MW82Fannin County, TX216.1 MW83Williamson County, TX214 MW84Comal County, TX209.2 MW85Erath County, TX163.2 MW86Burnet County, TX107.4 MW87Wichita County, TX82.2 MW88Maverick County, TX27 MW89Wilson County, TX7 MW90Montgomery County, TX4.8 MW

County and state assignment come from the EIA generator inventory. Counties below the 3-plant threshold are covered on the full asset directory.