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396.9 MW Natural Gas operating in Weld, CO — Public Service Company of Colorado
396.9 MW
Nameplate Capacity
7
Generators
units
Natural Gas Fired Combined Cycle
Technology
1994
Operating Since
Coordinates
40.0980, -104.7738
County
Weld, CO
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Tri-State G & T Assn, Inc | — | — |
| Owner(s) | Tri-State G & T Assn, Inc | — | — |
| Status | Operating | — | — |
The JM Shafer Generating Station is a 396.9 MW natural gas-fired combined cycle power plant located in Weld County, Colorado. The plant, which began operating in 1994, consists of seven generators. It is owned and operated by Tri-State Generation and Transmission Association, Inc. The plant operates within the Public Service Company of Colorado balancing authority and the Western Electricity Coordinating Council (WECC) NERC region.
In the most recent year of data, the JM Shafer Generating Station produced 716,612 MWh of electricity, achieving a capacity factor of 20.6%. According to available data, the installed cost of the plant was $783 per kW. The JM Shafer Generating Station is ranked as the 10th largest power plant in Colorado out of 24, and 552nd nationally out of 945 plants.
Generated from EIA, GEM, and public data sources
Grid Region
Mountain West
Market
Bilateral Market
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
71.0K MWh
Latest Month
716.6K MWh
Annual Generation
20.6%
Capacity Factor
CO₂ Intensity
1010 lb/MWh
NOx
0.782 lb/MWh
SO₂
Combined cycle · tri-state generation and transmission association (pudl determined) · Data from 2021–2024
$783/kW
Installed Cost
$2/kW
Annual CapEx
$42.6/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
This plant is in a bilateral market territory without organized wholesale pricing. Nodal pricing data is not available.
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ask pi about JM Shafer Generating StationPublic Service Company of Colorado (PSCO)
Grid Voltage
230.0 kV
Regulatory Status
RE — Regulated
Entity Type
Cooperative
Sector
Electric Utility
0.005 lb/MWh
CH₄
0.021 lb/MWh
N₂O
0.002 lb/MWh
Capacity Factor
30.2%
Annual Net Gen
1050 GWh
CO₂eq
1012 lb/MWh
Subregion
WECC Rockies