Old Faithful

Old Faithful, Yellowstone, WY 82190

Plant Summary Information

Old Faithful is ranked #6 out of 7 distillate fuel oil power plants in Wyoming in terms of total annual net electricity generation.

Old Faithful is comprised of 2 generators and generated 57.2 MWh during the 3-month period between September 2023 to December 2023.

Plant NameOld Faithful
Utility NameNorthWestern Energy (MT wind/thermal)
LocationTeton County, WY
Initial Operation DateDecember 1979
Last Update Dec 2023
Annual Generation 249.0 MWh
Annual Consumption 3.1 k MMBtu
Ranked #11,229 out of 11,835 Power Plants Nationwide
Ranked #617 out of 1,262 Distillate Fuel Oil Power Plants Nationwide
Ranked #68 out of 69 Wyoming Power Plants
Ranked #6 out of 7 Wyoming Distillate Fuel Oil Power Plants
Fuel Types Distillate Fuel Oil
Previous Operator NorthWestern Energy (2013 to 2020)
NorthWestern Energy (MT wind/thermal) (2021 to 2023)

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Monthly Net Generation for Old Faithful

Old Faithful Details

Summary Information
Plant NameOld Faithful (2196)
Plant AddressOld Faithful, Yellowstone, WY 82190
UtilityNorthWestern Energy (MT wind/thermal) (56815)
Latitude, Longitude44.4533, -110.8347
Generation Dates on FileJan 2003 to Dec 2023
Initial Operation DateDecember 1979
Annual Generation 249.0 MWh
Fuel Types Distillate Fuel Oil
 
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 AuthorityNorthWestern Energy (NWMT) (NWMT)
NAICS CodeUtilities (22)
Sector Electric Utility (1)
Water Source
Ash Impoundment No
Transmission / Distribution OwnerNorthWestern Energy LLC - (MT) (12825) WY
Grid Voltage 50.00 kV
Energy StorageNo

Generator 1 Details Standby December 1979

TechnologyPetroleum Liquids
Prime MoverInternal Combustion Engine
OwnershipSingle Owner
RTO ISO LMP Node DesignationNA
RTO ISO Location Designation For Reporting Wholesale Sales DataNA
Nameplate Capacity1 MW
Nameplate Power Factor0.8
Summer Capacity1 MW
Winter Capacity1 MW
Minimum Load0.3 MW
Uprate/Derate Completed No
StatusStandby
Synchronized To Transmission GridNo
First Operation DateDecember 1979
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceDistillate Fuel Oil
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load10M
Multiple FuelsNo
Cofire FuelsNo
Switch Between Oil And Natural GasNo

Generator 2 Details Standby December 1979

TechnologyPetroleum Liquids
Prime MoverInternal Combustion Engine
OwnershipSingle Owner
Nameplate Capacity1 MW
Nameplate Power Factor0.8
Summer Capacity1 MW
Winter Capacity1 MW
Minimum Load0.3 MW
Uprate/Derate Completed No
StatusStandby
Synchronized To Transmission GridNo
First Operation DateDecember 1979
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceDistillate Fuel Oil
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load10M
Multiple FuelsNo
Cofire FuelsNo
Switch Between Oil And Natural GasNo

Old Faithful Plant Owners

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

Power Plants with Similar Net Generation

Power plants with a similar annual net generation from Distillate Fuel Oil.

RankPlant NamePlant LocationAnnual Generation
#607BreeseBreese, IL264.0 MWh
#608Essex Junction 19Essex Junction, VT49.9 GWh
#609Mount Sinai HospitalNew York, NY263.0 MWh
#610Rio BravoAlbuquerque, NM552.3 GWh
#611HoldenHolden, MO197.2 GWh
#612North Branch (MN)North Branch, MN257.0 MWh
#613PelicanPelican, AK1.6 GWh
#614GraettingerGraettinger, IA255.0 MWh
#615Gateway GenManassas, VA253.0 MWh
#616Lake (WY)Yellowstone, WY252.0 MWh
#618McIntosh (AL)McIntosh, AL745.7 GWh
#619HainesHaines, AK242.0 MWh
#620Eastern Correctional InstituteWestover, MD5.7 GWh
#621Bucksport Generation LLCBucksport, ME21.0 GWh
#622UnionvilleUnionville, MO240.0 MWh
#623AscutneyWeatherfield, VT239.0 MWh
#624Bryan PeakingBryan, OH237.0 MWh
#625Rock Lake CTPine City, MN235.0 MWh
#626Central Utility Plant CincinnatiCincinnati, OH241.0 GWh
#627Pratt & WhitneyEast Hartford, CT129.1 GWh

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Heart MountainCody, WY21.8 GWh84.2 mi
Horse Butte Wind I, LLCIona, ID149.4 GWh86 mi
Island ParkIsland Park, ID16.3 GWh27.8 mi
Lake (WY)Yellowstone, WY252.0 MWh13.1 mi
Madison DamEnnis, MT69.9 GWh81.5 mi
Meadow Creek Project CompanyIdaho Falls, ID266.2 GWh80.3 mi
MysticFishtail, MT62.3 GWh74.9 mi
Palisades DamPalisades, ID564.6 GWh79.5 mi
Shoshone (WY)Cody, WY20.1 GWh81.6 mi
Spirit MountainCody, WY18.4 GWh84.1 mi
Upper Power PlantIdaho Falls, ID7.0 GWh86.7 mi
Wolverine CreekIdaho Falls, ID134.7 GWh86.9 mi