COMANCHE

How COMANCHE compares

With 1,635 MW of capacity, COMANCHE is the largest of the 114 operating power plants Bywatts maps in Colorado and the largest of the 9 operating Coal plants in the state. It accounts for about 27% of Colorado's operating Coal capacity and 10% of all operating capacity in the state. Nationally it is the 62nd-largest of the 324 operating Coal plants in the database. Commissioned in 1975, it is older than 70% of the 111 operating Colorado plants with a recorded commissioning year. Its operator, PUBLIC SERVICE CO OF COLORADO, runs 16 operating plants in Colorado totaling 5,892 MW. It shares Pueblo County with 4 other operating plants, including PUEBLO AIRPORT GENERATING STATION and AIRPORT INDUSTRIAL.

EIA-860 lists 2 generators at the site with 1,253 MW of nameplate capacity, all conventional steam coal technology (this page's HIFLD capacity figure is 1,635 MW). Net generation was 5,675 GWh in 2024 (a 52% capacity factor), down 3% from 2022. Its generators came online between 1975 and 2010.

Grid neighborhood

The nearest named substation is COMANCHE (345 kV), about 0.2 miles away; the closest transmission line found within 10 miles is a 345 kV line owned by WAPA-- WESTERN AREA POWER ADMINISTRATION, under 0.1 miles away. Another 5 operating power plants totaling 641 MW sit within 25 miles; the largest is PUEBLO AIRPORT GENERATING STATION (400 MW).

Computed by Bywatts from HIFLD power plant, substation and transmission line records and EIA-860/923 survey data; distances are straight-line. Sources and methodology