Power plants in Matagorda County, Texas

7 operating power plants in Matagorda County, Texas, with 3,134 MW of nameplate capacity, largest first. From EIA-860M, August 2026.

Plants

7

Nameplate capacity

3,134 MW

Net generation, 2025

22.6 TWh

Largest

South Texas Project

2,709 MW

Largest power plants in Matagorda County

#PlantMW2025 net generation, GWhGWh, 2025Capacity factorOperator
1South Texas ProjectNuclear2,70921,78291.8%STP Nuclear Operating Co
2Peyton Creek Wind Farm IIWind243464*–RWE Clean Energy
3Peyton Creek Wind Farm LLCWind15136327.4%RWE Clean Energy
4SMT Bay City LLCBattery storage10−0.3–SMT Bay City LLC
5PavlovBattery storage9.9−0.3–HEN Infrastructure, L.L.C.
6Regis PalaciosBattery storage9.9−0.2–Regis Palacios LLC
7HEB00292Natural gas1.20.21.8%Texas Microgrid, LLC

* Fewer than 12 months of 2025 reported, so the total is partial.

MW is the nameplate capacity of operating generators and batteries. Source: EIA-860M August 2026, published 2026-09-24, and EIA-923 2025. Page updated 2026-10-04. Data sources

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