Castle Rock

Adams County, Wisconsin (near Wisconsin Dells)

River/Stream: Wisconsin River

High Hazard

Failure would likely cause loss of life

Key Facts

Dam Type
Gravity
Height
38 ft
Dam Length
18,700 ft
Reservoir Storage
175,000 acre-ft
Year Completed
1950
Primary Purpose
Hydroelectric
Owner Type
Public Utility
Max Discharge
326,000 cfs

Condition Assessment

SatisfactoryLast inspected: 2022-08-10

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
WI00724
State
Wisconsin (WI)
Coordinates
43.86330, -89.95670
Age
76 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.