2. U.S. Power Plants
  3. Colorado
  4. Weld County, CO
  5. Aristocrat Ranchettes, CO
  6. JM Shafer Generating Station

JM Shafer Generating Station

6811 Weld County Road 31, Ft. Lupton, CO 80621

Plant Summary Information

JM Shafer Generating Station is ranked #16 out of 283 power plants in Colorado in terms of total annual net electricity generation.

JM Shafer Generating Station is comprised of 7 generators and generated 151.6 GWh during the 3-month period between January 2025 to April 2025.

Plant NameJM Shafer Generating Station
Utility NameTri-State G & T Assn, Inc
LocationWeld County, CO
Initial Operation DateJune 1994
Last Update Apr 2025
Annual Generation 835.3 GWh
Annual Consumption 8.8 M MMBtu
Ranked #853 out of 12,299 Power Plants Nationwide
Ranked #474 out of 2,221 Natural Gas Power Plants Nationwide
Ranked #16 out of 283 Colorado Power Plants
Ranked #6 out of 34 Colorado Natural Gas Power Plants
Fuel Types Natural Gas

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Monthly Net Generation for JM Shafer Generating Station

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JM Shafer Generating Station Details

Summary Information
Plant NameJM Shafer Generating Station (50707)
Plant Address6811 Weld County Road 31, Ft. Lupton, CO 80621
UtilityTri-State G & T Assn, Inc (30151)
Latitude, Longitude40.0986, -104.7736
Generation Dates on FileJan 2001 to Apr 2025
Initial Operation DateJune 1994
Annual Generation 835.3 GWh
Fuel Types Natural Gas
 
Federal Energy Regulatory Commission (FERC) Information
FERC Cogeneration StatusNo
FERC Small Power Producer StatusNo
FERC Exempt Wholesale Generator StatusNo
Regulatory Information
Regulatory StatusRegulated
NERC RegionWECC
Balancing AuthorityPublic Service Company of Colorado (PSCO)
NAICS CodeUtilities (22)
Sector Electric Utility (1)
Water SourceMunicipality
Ash Impoundment No
Transmission / Distribution OwnerPublic Service Co of Colorado (15466) CO
Grid Voltage 230.00 kV
Energy StorageNo
 
Natural Gas Information
Pipeline Name COLORADO INTERSTATE GAS COMPANY LLC
Natural Gas StorageNo

* Data obtained from the 2024 EIA 860 Report

Generator LMA Details Operating June 1994

TechnologyNatural Gas Fired Combined Cycle
Prime MoverCombined Cycle Combustion Turbine Part
Unit CodeJ272
OwnershipSingle Owner
Can Bypass Heat Recovery Steam GeneratorNo
Nameplate Capacity58.5 MW
Nameplate Power Factor0.85
Summer Capacity272 MW
Winter Capacity272 MW
Minimum Load12 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJune 1994
Combined Heat & Power Yes
Sector NameElectric Utility (1)
Topping Or BottomingT
Energy SourceNatural Gas
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load12H
Multiple FuelsNo
Cofire FuelsNo
Switch Between Oil And Natural GasNo

Generator LMB Details Operating June 1994

TechnologyNatural Gas Fired Combined Cycle
Prime MoverCombined Cycle Combustion Turbine Part
Unit CodeJ272
OwnershipSingle Owner
Can Bypass Heat Recovery Steam GeneratorNo
Nameplate Capacity58.5 MW
Nameplate Power Factor0.85
Minimum Load12 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJune 1994
Combined Heat & Power Yes
Sector NameElectric Utility (1)
Topping Or BottomingT
Energy SourceNatural Gas
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load12H
Multiple FuelsNo
Cofire FuelsNo
Switch Between Oil And Natural GasNo

Generator STA Details Operating June 1994

TechnologyNatural Gas Fired Combined Cycle
Prime MoverCombined Cycle Steam Part
Unit CodeJ272
OwnershipSingle Owner
Duct BurnersYes
Nameplate Capacity52.2 MW
Nameplate Power Factor1
Minimum Load5.2 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJune 1994
Combined Heat & Power Yes
Sector NameElectric Utility (1)
Topping Or BottomingT
Energy SourceNatural Gas
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load12H
Multiple FuelsNo
Cofire FuelsNo
Switch Between Oil And Natural GasNo

Generator STB Details Operating June 1994

TechnologyNatural Gas Fired Combined Cycle
Prime MoverCombined Cycle Steam Part
Unit CodeJ272
OwnershipSingle Owner
Duct BurnersYes
Nameplate Capacity52.2 MW
Nameplate Power Factor1
Minimum Load5.2 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJune 1994
Combined Heat & Power Yes
Sector NameElectric Utility (1)
Topping Or BottomingT
Energy SourceNatural Gas
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load12H
Multiple FuelsNo
Cofire FuelsNo
Switch Between Oil And Natural GasNo

Generator LMC Details Operating July 1994

TechnologyNatural Gas Fired Combined Cycle
Prime MoverCombined Cycle Combustion Turbine Part
Unit CodeJ272
OwnershipSingle Owner
Can Bypass Heat Recovery Steam GeneratorNo
Nameplate Capacity58.5 MW
Nameplate Power Factor0.85
Minimum Load12 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJuly 1994
Combined Heat & Power Yes
Sector NameElectric Utility (1)
Topping Or BottomingT
Energy SourceNatural Gas
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load12H
Multiple FuelsNo
Cofire FuelsNo
Switch Between Oil And Natural GasNo

Generator LMD Details Operating July 1994

TechnologyNatural Gas Fired Combined Cycle
Prime MoverCombined Cycle Combustion Turbine Part
Unit CodeJ272
OwnershipSingle Owner
Can Bypass Heat Recovery Steam GeneratorNo
Nameplate Capacity58.5 MW
Nameplate Power Factor0.85
Minimum Load12 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJuly 1994
Combined Heat & Power Yes
Sector NameElectric Utility (1)
Topping Or BottomingT
Energy SourceNatural Gas
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load12H
Multiple FuelsNo
Cofire FuelsNo
Switch Between Oil And Natural GasNo

Generator LME Details Operating July 1994

TechnologyNatural Gas Fired Combined Cycle
Prime MoverCombined Cycle Combustion Turbine Part
Unit CodeJ272
OwnershipSingle Owner
Can Bypass Heat Recovery Steam GeneratorNo
Nameplate Capacity58.5 MW
Nameplate Power Factor0.85
Minimum Load12 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJuly 1994
Combined Heat & Power Yes
Sector NameElectric Utility (1)
Topping Or BottomingT
Energy SourceNatural Gas
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load12H
Multiple FuelsNo
Cofire FuelsNo
Switch Between Oil And Natural GasNo

JM Shafer Generating Station Plant Owners

Owner NameAddressGeneratorOwnership
We couldn't locate any owners for this plant

Power Plants with Similar Net Generation

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RankPlant NamePlant LocationAnnual Generation
#464Astoria Generating StationAstoria, NY870.9 GWh
#465RathdrumRathdrum, ID866.3 GWh
#466Horseshoe LakeHarrah, OK865.2 GWh
#467Donald Von Raesfeld Power PlantSanta Clara, CA863.2 GWh
#468San Jacinto Steam Electric StationLa Porte, TX857.9 GWh
#469Big Cajun 2New Roads, LA2.1 TWh
#470Elm Road Generating StationOak Creek, WI8.3 TWh
#471HarringtonAmarillo, TX2.3 TWh
#472RemingtonRemington, VA862.4 GWh
#473KyreneTempe, AZ845.5 GWh
#475Sumas Power PlantSumas, WA834.9 GWh
#476Power IslandAlvin, TX833.4 GWh
#477Rio GrandeSunLand Park, NM830.0 GWh
#478Washington County Cogeneration FacilityMcIntosh, AL825.9 GWh
#479Nebo Power StationPayson, UT824.3 GWh
#480Plant XEarth, TX815.7 GWh
#481John R KellyGainesville, FL807.2 GWh
#482Renaissance Power PlantCarson City, MI804.1 GWh
#483McMeekinColumbia, SC793.9 GWh
#484Lodi Energy CenterLodi, CA785.1 GWh

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