Chief Joseph Dam

Douglas County, Washington (near BRIDGEPORT)

River/Stream: COLUMBIA RIVER

High Hazard

Failure would likely cause loss of life

Key Facts

Dam Type
Gravity
Height
230 ft
Dam Length
4,300 ft
Reservoir Storage
593,000 acre-ft
Year Completed
1955
Primary Purpose
Hydroelectric
Owner Type
Federal
Max Discharge
1,200,000 cfs

Condition Assessment

Not AvailableLast inspected: 2022-06-21

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

Condition Assessment: Not Available — This describes the current physical condition of the dam based on the most recent inspection.

Location

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Quick Stats

NID ID
WA00299
State
Washington (WA)
Coordinates
47.99536, -119.63743
Age
71 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.