Lake Spaulding No. 1

Nevada County, California (near Washington)

River/Stream: South Yuba River

High Hazard

Failure would likely cause loss of life

Key Facts

Dam Type
Arch
Height
277 ft
Dam Length
800 ft
Reservoir Storage
74,773 acre-ft
Year Completed
1912
Primary Purpose
Hydroelectric
Owner Type
Private
Max Discharge
—

Condition Assessment

FairLast inspected: 2025-09-09

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

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

Location

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Quick Stats

NID ID
CA00358
State
California (CA)
Coordinates
39.32710, -120.64310
Age
114 years

Nearby Dams

External Resources

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.