Agate Dam

Sioux County, Nebraska (near ARDMORE SD)

River/Stream: TR-LONG BRANCH CREEK

Low Hazard

Failure would cause minimal damage

Key Facts

Dam Type
Earth
Height
20 ft
Dam Length
696 ft
Reservoir Storage
206 acre-ft
Year Completed
1936
Primary Purpose
Fire Protection, Stock, Or Small Fish Pond
Owner Type
Federal
Max Discharge
5,800 cfs

Condition Assessment

PoorLast inspected: 2019-08-06

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

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

Location

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Quick Stats

NID ID
NE01397
State
Nebraska (NE)
Coordinates
42.95341, -103.51673
Age
90 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.