Lake Mills

Jefferson County, Wisconsin (near LAKE MILLS)

River/Stream: ROCK CREEK

High Hazard

Failure would likely cause loss of life

Key Facts

Dam Type
Gravity
Height
17 ft
Dam Length
400 ft
Reservoir Storage
28,330 acre-ft
Year Completed
1865
Primary Purpose
Recreation
Owner Type
Local Government
Max Discharge
115 cfs

Condition Assessment

SatisfactoryLast inspected: 2021-08-05

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

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

Location

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Quick Stats

NID ID
WI10222
State
Wisconsin (WI)
Coordinates
43.07875, -88.91379
Age
161 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.