Dave Johnston

1951 Tank Farm Road, Glen Rock, WY 82637

Plant Summary Information

Dave Johnston is ranked #35 out of 131 coal plants nationwide in terms of total annual net electricity generation.

Dave Johnston is comprised of 4 generators and generated 1.2 TWh during the 3-month period between October 2024 to January 2025.

Plant NameDave Johnston
Utility NamePacifiCorp
LocationConverse County, WY
Initial Operation DateFebruary 1959
Last Update Jan 2025
Annual Generation 4.0 TWh
Annual Consumption 51.0 M MMBtu
Ranked #294 out of 11,979 Power Plants Nationwide
Ranked #35 out of 131 Subbituminous Coal Power Plants Nationwide
Ranked #3 out of 73 Wyoming Power Plants
Ranked #3 out of 11 Wyoming Subbituminous Coal Power Plants
Fuel Types Subbituminous Coal : 99.9%

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Monthly Net Generation for Dave Johnston

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Dave Johnston Details

Summary Information
Plant NameDave Johnston (4158)
Plant Address1951 Tank Farm Road, Glen Rock, WY 82637
UtilityPacifiCorp (14354)
Latitude, Longitude42.8378, -105.7769
Generation Dates on FileJan 2001 to Jan 2025
Initial Operation DateFebruary 1959
Annual Generation 4.0 TWh
Fuel Types Subbituminous Coal : 99.9%
 
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 AuthorityPacifiCorp - East (PACE)
NAICS CodeUtilities (22)
Sector Electric Utility (1)
Water SourceNorth Platte River
Ash Impoundment Yes   Lined   Operating
Transmission / Distribution OwnerPacifiCorp (14354) WY
Grid Voltage 230.00 kV
Energy StorageNo

Generator 1 Details Operating February 1959

TechnologyConventional Steam Coal
Prime MoverSteam Turbine
OwnershipSingle Owner
Nameplate Capacity113.6 MW
Nameplate Power Factor0.85
Summer Capacity93 MW
Winter Capacity99 MW
Minimum Load45 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateFebruary 1959
Planned RetirementDecember 2027
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceSubbituminous Coal / Distillate Fuel Oil
Startup SourceDistillate Fuel Oil
Solid Fuel Gasification No
Time From Cold Shutdown To Full LoadOVER
Pulverized Coal TechnologyYes
Subcritical TechnologyYes
Multiple FuelsYes

Generator 2 Details Operating January 1961

TechnologyConventional Steam Coal
Prime MoverSteam Turbine
OwnershipSingle Owner
Nameplate Capacity113.6 MW
Nameplate Power Factor0.85
Summer Capacity102 MW
Winter Capacity106 MW
Minimum Load45 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJanuary 1961
Planned RetirementDecember 2027
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceSubbituminous Coal / Distillate Fuel Oil
Startup SourceDistillate Fuel Oil
Solid Fuel Gasification No
Time From Cold Shutdown To Full LoadOVER
Pulverized Coal TechnologyYes
Subcritical TechnologyYes
Multiple FuelsYes

Generator 3 Details Operating December 1964

TechnologyConventional Steam Coal
Prime MoverSteam Turbine
OwnershipSingle Owner
Nameplate Capacity229.5 MW
Nameplate Power Factor0.9
Summer Capacity220 MW
Winter Capacity220 MW
Minimum Load100 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateDecember 1964
Planned RetirementDecember 2027
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceSubbituminous Coal / Distillate Fuel Oil
Startup SourceDistillate Fuel Oil
Solid Fuel Gasification No
Time From Cold Shutdown To Full LoadOVER
Pulverized Coal TechnologyYes
Subcritical TechnologyYes
Multiple FuelsYes

Generator 4 Details Operating July 1972

TechnologyConventional Steam Coal
Prime MoverSteam Turbine
OwnershipSingle Owner
Nameplate Capacity360 MW
Nameplate Power Factor0.9
Summer Capacity330 MW
Winter Capacity330 MW
Minimum Load125 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJuly 1972
Planned RetirementDecember 2027
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceSubbituminous Coal / Distillate Fuel Oil
Startup SourceDistillate Fuel Oil
Solid Fuel Gasification No
Time From Cold Shutdown To Full LoadOVER
Pulverized Coal TechnologyYes
Subcritical TechnologyYes
Multiple FuelsYes

Dave Johnston Plant Owners

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

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Nearby Power Plants

Below are closest 20 power plants surrounding Dave Johnston.

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AlcovaAlcova, WY68.1 GWh51.8 mi
Anticline WindCasper, WY53.8 GWh35.8 mi
Barber CreekGillette, WY359.0 MWh61.1 mi
Boswell WindRock River, WY133.2 GWh63.7 mi
Campbell Hill WindpowerGlenrock, WY287.7 GWh16.6 mi
Casper Wind FarmEvansville, WY5.7 GWh22.7 mi
Cedar Springs IDouglas, WY752.1 GWh19.9 mi
Cedar Springs IIDouglas, WY622.5 GWh22.7 mi
Cedar Springs IIIDouglas, WY525.6 GWh19.2 mi
Cedar Springs Wind IVDouglas, WY8.7 GWh18.5 mi
DunlapMedicine Bow, WY432.0 GWh58.3 mi
Fremont CanyonAlcova, WY176.3 GWh57.5 mi
GlendoGlendo, WY80.6 GWh49 mi
GlenrockGlenrock, WY314.1 GWh12.8 mi
GuernseyGuernsey, WY21.1 GWh64.1 mi
Laramie River StationWheatland, WY7.0 TWh67.9 mi
Pioneer Wind Park, LLCGlenrock, WY226.3 GWh8.8 mi
Rolling HillsGlenrock, WY187.8 GWh15.7 mi
TB FlatsMedicine Bow, WY1.4 TWh51.2 mi
Top of the World Windpower ProjectGlenrock, WY379.8 GWh6.1 mi