Otter Lake Low Flow Dam

Macoupin County, Illinois (near HAGAMAN)

River/Stream: OTTER CREEK

Low Hazard

Failure would cause minimal damage

Key Facts

Dam Type
Rockfill
Height
6 ft
Dam Length
317 ft
Reservoir Storage
217 acre-ft
Year Completed
2008
Primary Purpose
Debris Control
Owner Type
Public Utility
Max Discharge
2,087 cfs

Condition Assessment

Not AvailableLast inspected: 2023-04-26

Hazard Classification: Low — 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
IL50548
State
Illinois (IL)
Coordinates
39.46276, -89.90087
Age
18 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.