Dion R Holm

Cherry Lake Road, Groveland, CA 95321

Plant Summary Information

Dion R Holm is ranked #13 out of 221 hydroelectric power plants in California in terms of total annual net electricity generation.

Dion R Holm is comprised of 2 generators and generated 28.4 GWh during the 3-month period between October 2024 to January 2025.

Plant NameDion R Holm
Utility NameCity & County of San Francisco
LocationTuolumne County, CA
Initial Operation DateAugust 1960
Last Update Jan 2025
Annual Generation 475.3 GWh
Annual Consumption 1.8 M MMBtu
Ranked #1,349 out of 11,979 Power Plants Nationwide
Ranked #84 out of 1,369 Water Power Plants Nationwide
Ranked #87 out of 1,578 California Power Plants
Ranked #13 out of 221 California Water Power Plants
Fuel Types Water

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Monthly Net Generation for Dion R Holm

Dion R Holm Details

Summary Information
Plant NameDion R Holm (380)
Plant AddressCherry Lake Road, Groveland, CA 95321
UtilityCity & County of San Francisco (16612)
Latitude, Longitude37.89665, -119.9675
Generation Dates on FileJan 2001 to Jan 2025
Initial Operation DateAugust 1960
Annual Generation 475.3 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 SourceCherry Reservoir
Ash Impoundment No
Transmission / Distribution OwnerCity & County of San Francisco (16612) CA
Grid Voltage 230.00 kV
Energy StorageNo

Generator 1 Details Operating August 1960

TechnologyConventional Hydroelectric
Prime MoverHydroelectric Turbine
OwnershipSingle Owner
RTO ISO LMP Node DesignationINTKEP_2_UNITS-APND
RTO ISO Location Designation For Reporting Wholesale Sales DataINTKEP_2_UNITS
Nameplate Capacity78.4 MW
Nameplate Power Factor0.95
Summer Capacity78.4 MW
Winter Capacity78.4 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateAugust 1960
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceWater
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load1H
Multiple FuelsNo

Generator 2 Details Operating August 1960

TechnologyConventional Hydroelectric
Prime MoverHydroelectric Turbine
OwnershipSingle Owner
RTO ISO LMP Node DesignationINTKEP_2_UNITS-APND
RTO ISO Location Designation For Reporting Wholesale Sales DataINTKEP_2_UNITS
Nameplate Capacity78.4 MW
Nameplate Power Factor0.95
Summer Capacity78.4 MW
Winter Capacity78.4 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateAugust 1960
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceWater
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load1H
Multiple FuelsNo

Dion R Holm 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.

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#75NickajackNew Hope, TN509.6 GWh
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#77BarkleyKuttawa, KY500.5 GWh
#78Table RockBranson, MO499.1 GWh
#79New MelonesJamestown, CA497.3 GWh
#80Balch 2Balch Camp, CA489.7 GWh
#81RyanGreat Falls, MT486.3 GWh
#82Pine FlatPiedra, CA485.0 GWh
#83Fairfield Pumped StorageJenkinsville, SC484.4 GWh
#85MerwinAriel, WA471.6 GWh
#86Don PedroLa Grange, CA471.3 GWh
#87Wolf CreekJamestown, KY470.5 GWh
#88Narrows (NC)Badin, NC462.5 GWh
#89Cannelton Hydroelectric PlantHawesville, KY460.6 GWh
#90RalstonForesthill, CA459.9 GWh
#91Lay DamClanton, AL454.7 GWh
#92GuntersvilleGuntersville, AL453.4 GWh
#93HaasBalch Camp, CA450.5 GWh
#94CheoahTapoco, NC447.8 GWh

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