🔌 EV Partnership Switch to Octopus Energy & unlock exclusive smart EV charging rates Find out more → Skip to main content

United States › Power plants › Gas power plants › Colorado

GAS POWER PLANTS

Fort St Vrain

Fort St Vrain is a 1,627 MW operating gas power plant in Weld County, Colorado, operated by Public Service Co of Colorado.

Plant statusOperating
  1. Planning (completed)
  2. Consented (completed)
  3. Construction (completed)
  4. OperatingMay 1996 (current stage)
  5. Closed (not yet reached)

This plant has generators at more than one stage; see the table below.

Open in Google MapsMore gas power plants in Colorado

Generators

Each generating unit EIA lists at this plant.

UnitTechnologyCapacityStatusOnlineRetired / planned retirement
1Natural Gas Fired Combined Cycle343 MW OperatingJul 1998
2Natural Gas Fired Combined Cycle175 MW OperatingMay 1996
3Natural Gas Fired Combined Cycle175 MW OperatingJan 1999
4Natural Gas Fired Combined Cycle175 MW OperatingJun 2001
5Natural Gas Fired Combustion Turbine140 MW OperatingMay 2009
6Natural Gas Fired Combustion Turbine140 MW OperatingMay 2009
7Natural Gas Fired Combustion Turbine239 MW Under construction (up to 50%)Target Dec 2027
8Natural Gas Fired Combustion Turbine239 MW Under construction (up to 50%)Target Dec 2027

Plant details

Operator
Public Service Co of Colorado
Location
Weld County, Colorado
Balancing authority
PSCO
Sector
Electric Utility
Capacity
Operating: 1,149 MW
Under construction: 478 MW
First unit online
May 1996
EIA plant ID
6112

Location

40.2461, -104.8742

Nearby power plants

Source: U.S. Energy Information Administration, Form EIA-860M, September 2026. Planned dates are targets reported by the developer and often change. Report a problem