HILLSBORO - WI00320-3329
Incident ID WI00320-3329
Dam Name HILLSBORO
Downstream Hazard Potential H
State WI
Incident Date 08/28/2018
Incident Type Non-failure
Incident Driver Hydrologic/flooding
Incident Mechanism 1 Overtopping
Incident Mechanism 2
Incident Mechanism 3
Incident Description Earthen embankment overtopped causing extreme scour and erosion next to left wing wall
Named Hydrologic Event
EAP Enacted (Y/N) due to Incident Yes
Fatalities (Number)
Number of People Evacuated
Number of Habitable Structures Evacuated
Number of Habitable Structures Flooded
Other Infrastructure Impacts
Economic Damages (in $)
Volume released at failure (ac-ft)
Response
Additional Remarks or Updates
Incident Time
Incident Duration 1 day
Incident Report Produced Unknown
Information Sources WI DNR
Owner Type L
Dam Type PGRE
Primary Purpose(s) R
EAP Y
Year Completed 1854
Year Modified 1967
Dam Height 24 ft
Max Storage (ac-ft) 430 ac-ft
Surface Area (acres) 42 acres
River Name WEST BRANCH BARABOO R.
Latitude 43.6487
Longitude -90.3374
Regulatory Agency(ies) WIDNR
NID Number WI00320
Attachments
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