Rocky Mountain Energy Center — Plant Summary
- EIA Plant ID
- 55835
- Capacity
- 685.1 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combined Cycle
- Status
- Operating
- Location
- Weld, CO
- Operating Since
- 2004
- Generators
- 3
- Operator
- Public Service Co of Colorado
- Parent Company
- —
- Annual Generation
- 2,434,967 MWh
- Capacity Factor
- 40.6%
- Balancing Authority
- Public Service Company of Colorado
- ISO/RTO
- —
- NERC Region
- WECC
Rocky Mountain Energy Center
OperatingNatural Gas
Ranked #4 of 32 Natural Gas plants in CO#328 of 2009 nationally
685.1 MW Natural Gas operating in Weld, CO — Public Service Company of Colorado
EIAWD
685.1 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combined Cycle
Technology
2004
Operating Since
Location
Coordinates
40.0908, -104.5953
County
Weld, CO
Nearby Plants
- OverlandSolar11 MW · 6.5 km
- Keenesburg Battery StorageBESS11.8 MW · 7.3 km
- Mountain Peak Power StationNatural Gas162.6 MW · 7.4 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Public Service Co of Colorado | — | — |
| Owner(s) | Public Service Co of Colorado | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
The Rocky Mountain Energy Center is a 685.1 MW natural gas-fired combined cycle power plant located in Weld County, Colorado. The plant began operating in 2004 and consists of 3 generators. It is owned and operated by Public Service Company of Colorado. The facility ranks as the 4th largest power plant in Colorado out of 24, and 331st nationally out of 945 plants.
In the most recent year of data, the Rocky Mountain Energy Center generated 2,434,967 MWh of electricity, achieving a capacity factor of 40.6%. The plant operates within the Public Service Company of Colorado balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Financial data indicates an installed cost of $578.83 per kW, based on FERC filings.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Public Service Company of Colorado
Grid Voltage
230 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
308.5K MWh
Latest Month
2.4M MWh
Annual Generation
40.6%
Capacity Factor
Jan 2023 – Dec 2025
Financial DataBeta
Source: FERC Form 1HIGH
$695/kW
Installed Cost
$23.7/MWh
Operating Cost
Public Service Company of Colorado
Reporting Utility
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (2)Beta
General
NORTH AMERICAN POWER PLANT - AIR EMISSIONS
No, Plant Name, Country, State /Province, Primary Fuel, Electricity Generation (MWh), Emission Rate (kg/MW-h), Total Emissions
Commission for Environmental Cooperation·1 years ago
Industry·other
More proof that Xcel’s Colorado Energy Plan won’t save ratepayers money
By Brit Naas A major stipulation of Xcel's Colorado Energy Plan (CEP) is a reduction in the utility's coal fired generation.
Xcel (operator)
Independence Institute·7 years ago
Last updated 2026-03-26
View all articles