Largest nuclear power plants in ERCOT

Nuclear power plants ranked by EIA-reported nameplate capacity. Rankings use EIA-anchored plant records in ERCOT.

Plants
2
Ranked operating records
EIA nameplate capacity
5 GW
Sum across this peer set
Largest
2,580 MW
South Texas Project

Capacity ranking

2 plants
RankPlantCapacity
1South Texas ProjectSTP Nuclear Operating CoDetailed profile2,580 MW
2Comanche PeakLuminant Generation Company LLCDetailed profile2,400 MW

Capacity is EIA-reported nameplate capacity, not seasonal capability or available operating capacity. A plant can include multiple generators and technologies; hybrid plants may appear in multiple peer groups.