White Rock/Slab Creek

Highway 50, Placerville, CA 95709

Plant Summary Information

White Rock/Slab Creek is ranked #16 out of 206 hydroelectric power plants in California in terms of total annual net electricity generation.

White Rock/Slab Creek is comprised of 4 generators and generated 209.1 GWh during the 3-month period between January 2025 to April 2025.

Plant NameWhite Rock/Slab Creek
Utility NameSacramento Municipal Util Dist
LocationEl Dorado County, CA
Initial Operation DateFebruary 1968
Last Update Apr 2025
Annual Generation 433.9 GWh
Annual Consumption 1.8 M MMBtu
Ranked #1,458 out of 12,299 Power Plants Nationwide
Ranked #98 out of 1,323 Water Power Plants Nationwide
Ranked #98 out of 1,566 California Power Plants
Ranked #16 out of 206 California Water Power Plants
Fuel Types Water

Map of White Rock/Slab Creek

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Monthly Net Generation for White Rock/Slab Creek

White Rock/Slab Creek Details

Summary Information
Plant NameWhite Rock/Slab Creek (435)
Plant AddressHighway 50, Placerville, CA 95709
UtilitySacramento Municipal Util Dist (16534)
Latitude, Longitude38.76534, -120.78737
Generation Dates on FileJan 2001 to Apr 2025
Initial Operation DateFebruary 1968
Annual Generation 433.9 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 AuthorityBalancing Authority of Northern California (BANC)
NAICS CodeUtilities (22)
Sector Electric Utility (1)
Water SourceSouth Fork American River
Ash Impoundment No
Transmission / Distribution OwnerSacramento Municipal Util Dist (16534) CA
Grid Voltage 230.00 kV
Energy StorageNo

Generator H2 Details Operating February 1968

TechnologyConventional Hydroelectric
Prime MoverHydroelectric Turbine
OwnershipSingle Owner
Nameplate Capacity133 MW
Nameplate Power Factor0.95
Summer Capacity133 MW
Winter Capacity133 MW
Minimum Load1 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateFebruary 1968
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceWater
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load10M
Multiple FuelsNo

Generator H1 Details Operating June 1968

TechnologyConventional Hydroelectric
Prime MoverHydroelectric Turbine
OwnershipSingle Owner
Nameplate Capacity133 MW
Nameplate Power Factor0.95
Summer Capacity108 MW
Winter Capacity108 MW
Minimum Load1 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateJune 1968
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceWater
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load10M
Multiple FuelsNo

Generator H4 Details Out of Service June 1983

TechnologyConventional Hydroelectric
Prime MoverHydroelectric Turbine
OwnershipSingle Owner
Nameplate Capacity0.5 MW
Nameplate Power Factor0.86
Summer Capacity0.5 MW
Winter Capacity0.5 MW
Minimum Load0.5 MW
Uprate/Derate Completed No
StatusOut of Service
First Operation DateJune 1983
Planned RetirementOctober 2025
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceWater
Time From Cold Shutdown To Full Load10M
Multiple FuelsNo

Generator H3 Details Operating December 2020

TechnologyConventional Hydroelectric
Prime MoverHydroelectric Turbine
OwnershipSingle Owner
Nameplate Capacity2.7 MW
Nameplate Power Factor0.95
Summer Capacity2.7 MW
Winter Capacity2.7 MW
Minimum Load0.4 MW
Uprate/Derate Completed No
StatusOperating
First Operation DateDecember 2020
Combined Heat & Power No
Sector NameElectric Utility (1)
Energy SourceWater
Solid Fuel Gasification No
Carbon Capture TechnologyNo
Time From Cold Shutdown To Full Load10M
Multiple FuelsNo

White Rock/Slab Creek Plant Owners

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

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#108R C KirkwoodGroveland, CA412.1 GWh

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