Minidoka Dam

Minidoka County, Idaho (near RUPERT)

River/Stream: SNAKE RIVER COLUMBIA RIVER

High Hazard

Failure would likely cause loss of life

Key Facts

Dam Type
Earth
Height
88 ft
Dam Length
670 ft
Reservoir Storage
220,200 acre-ft
Year Completed
1906
Primary Purpose
Fish and Wildlife Pond
Owner Type
Federal
Max Discharge
11,617 cfs

Condition Assessment

Not AvailableLast inspected: 2023-03-15

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
ID00275
State
Idaho (ID)
Coordinates
42.66910, -113.48420
Age
120 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.