HUMBIRD - WI00108-2851
Incident ID WI00108-2851
Dam Name HUMBIRD
Downstream Hazard Potential L
State WI
Incident Date 09/08/2015
Incident Type Non-failure
Incident Driver Hydrologic/flooding
Incident Mechanism 1 Overtopping
Incident Mechanism 2
Incident Mechanism 3
Incident Description High water event of Sept. 6, 2015 resulted in settlement of rip rap behind both left and right abutment walls. Earthen embankments ovetopped
Named Hydrologic Event
EAP Enacted (Y/N) due to Incident
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 High water event of Sept. 6, 2015 resulted in settlement of rip rap behind both left and right abutment walls. Earthen embankments ovetopped and scour was noted downstream of dam at the roadway bridge. Administrative order issued 9-9-2015 by Stephenson to drawdown the dam and hire and engineer to repair.
Incident Time
Incident Duration
Incident Report Produced
Information Sources WI DNR
Owner Type L
Dam Type PGRE
Primary Purpose(s) R
EAP N
Year Completed 1871
Year Modified 1936
Dam Height 19 ft
Max Storage (ac-ft) 200 ac-ft
Surface Area (acres) 33 acres
River Name EAST FORK HALLS CREEK
Latitude 44.5252
Longitude -90.892
Regulatory Agency(ies) WIDNR
NID Number WI00108
Attachments
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