Lower Peak Lake Main

Placer County, California (near Washington)

River/Stream: South Yuba River - Tributary

High Hazard

Failure would likely cause loss of life

Key Facts

Dam Type
Earth
Height
31 ft
Dam Length
200 ft
Reservoir Storage
484 acre-ft
Year Completed
1860
Primary Purpose
Hydroelectric
Owner Type
Private
Max Discharge

Condition Assessment

SatisfactoryLast inspected: 2022-06-28

Hazard Classification: High — This describes the potential consequences of dam failure, not the likelihood of failure.

Condition Assessment: Satisfactory — This describes the current physical condition of the dam based on the most recent inspection.

Location

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Quick Stats

NID ID
CA00365
State
California (CA)
Coordinates
39.30320, -120.43980
Age
166 years

Data sourced from the National Inventory of Dams (NID). Information may not reflect the most current status of this dam. Hazard classification reflects potential consequences of failure, not the likelihood of failure or the current condition.