MCDILL - WI00176-1330
Dam Name: MCDILL
State: WI
Downstream Hazard Potential: S
Incident Type: Non-Failure
Incident Date: 06/10/2011
Incident Driver: Seepage/Internal Erosion
Incident Mechanism 1: Piping
Incident Mechanism 2
Incident Mechanism 3
Incident IDWI00176-1330
Incident DescriptionDepression was noted in downstream embankment adjacent to the outlet structure. Die testing showed evidence of piping through embankment. Drawdown was initiated.
Named Hydrologic Event
EAP Enacted (Y/N) due to IncidentNo
Fatalities (Number)
Number of People Evacuated0
Number of Habitable Structures Evacuated
Number of Habitable Structures Flooded0
Other Infrastructure ImpactsNone
Economic Damages (in $)
Response
Volume released at failure (ac-ft)
Additional Remarks or UpdatesTemporary closure of County Highway over dam
Owner TypeL
Dam TypeCNRE
Primary Purpose(s)
EAPY
Dam Height21 ft
Max Storage (ac-ft)2160.00
Surface Area (acres)261.00
Year Completed1855
NID NumberWI00176
River NamePLOVER
Latitude44.4928
Longitude-89.5558
Year Modified
1962
Regulatory Agency(ies)WIDNR
Incident Time
Incident Duration
Incident Report Produced
Information Sources
