Middle Fork

5000 Mosquito Ridge Rd., Foresthill, CA 95631

Plant Summary Information

Middle Fork is ranked #16 out of 221 hydroelectric power plants in California in terms of total annual net electricity generation.

Middle Fork is comprised of 2 generators and generated 154.2 GWh during the 3-month period between July 2024 to October 2024.

Plant NameMiddle Fork
Utility NamePlacer County Water Agency
LocationPlacer County, CA
Initial Operation DateOctober 1966
Last Update Oct 2024
Annual Generation 475.9 GWh
Annual Consumption 1.6 M MMBtu
Ranked #1,340 out of 11,866 Power Plants Nationwide
Ranked #86 out of 1,369 Water Power Plants Nationwide
Ranked #89 out of 1,571 California Power Plants
Ranked #16 out of 221 California Water Power Plants
Fuel Types Water

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Monthly Net Generation for Middle Fork

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Middle Fork Details

Summary Information
Plant NameMiddle Fork (425)
Plant Address5000 Mosquito Ridge Rd., Foresthill, CA 95631
UtilityPlacer County Water Agency (15127)
Latitude, Longitude39.0248, -120.59638
Generation Dates on FileJan 2001 to Oct 2024
Initial Operation DateOctober 1966
Annual Generation 475.9 GWh
Fuel Types Water
 
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 AuthorityCalifornia Independent System Operator (CISO)
NAICS CodeUtilities (22)
Sector Electric Utility (1)
Water SourceRubicon River
Ash Impoundment
Transmission / Distribution OwnerPacific Gas & Electric Co (14328) CA
Grid Voltage 230.00 kV
Energy StorageNo

Generator 1 Details Operating October 1966

TechnologyConventional Hydroelectric
Prime MoverHydroelectric Turbine
OwnershipSingle Owner
Nameplate Capacity61.2 MW
Nameplate Power Factor0.9
Summer Capacity66 MW
Winter Capacity66 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateOctober 1966
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceWater
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load10M

Generator 2 Details Operating October 1966

TechnologyConventional Hydroelectric
Prime MoverHydroelectric Turbine
OwnershipSingle Owner
Nameplate Capacity61.2 MW
Nameplate Power Factor0.9
Summer Capacity66 MW
Winter Capacity66 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateOctober 1966
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceWater
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load10M

Middle Fork 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 Water.

RankPlant NamePlant LocationAnnual Generation
#76NickajackNew Hope, TN509.6 GWh
#77Dion R HolmGroveland, CA506.4 GWh
#78Wyman HydroBingham, ME501.6 GWh
#79BarkleyKuttawa, KY500.5 GWh
#80Table RockBranson, MO499.1 GWh
#81Big Creek 2AAuberry, CA494.4 GWh
#82Balch 2Balch Camp, CA489.7 GWh
#83RyanGreat Falls, MT486.3 GWh
#84Pine FlatPiedra, CA485.0 GWh
#85HaasBalch Camp, CA484.0 GWh
#87Don PedroLa Grange, CA472.9 GWh
#88White Rock/Slab CreekPlacerville, CA471.9 GWh
#89MerwinAriel, WA471.6 GWh
#90Wolf CreekJamestown, KY470.5 GWh
#91Mammoth PoolNorth Fork, CA466.7 GWh
#92Narrows (NC)Badin, NC462.5 GWh
#93Cannelton Hydroelectric PlantHawesville, KY460.6 GWh
#94RalstonForesthill, CA459.9 GWh
#95Lay DamClanton, AL454.7 GWh
#96GuntersvilleGuntersville, AL453.4 GWh

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