Thad Hill Energy Center
CalpineBosque CountyERCOT
Thad Hill Energy Center is an operating five-generator natural-gas combined-cycle facility in Bosque County, Texas, formerly named Calpine Bosque Energy Center. EIA's May 2026 inventory reports 807 MW nameplate, 763 MW net summer, and 801 MW net winter capability across three combustion turbines and two steam turbines. The units began operating in 2000, 2001, and 2010. A separate CyrusOne data center adjacent to the plant is under construction; the operating power plant is not.