NESHOTO - WI00153-3573


Incident ID WI00153-3573
Dam Name NESHOTO
Downstream Hazard Potential H
State WI
Incident Date 10/21/2022
Incident Type Failure
Incident Driver Deterioration Or Poor Condition
Incident Mechanism 1 Spillway Pipe Failure
Incident Mechanism 2
Incident Mechanism 3
Incident Description Sinkhole formed after operating low draw gate. Outlet pipe deteriorated.
Named Hydrologic Event
EAP Enacted (Y/N) due to Incident Yes
Fatalities (Number) 0
Number of People Evacuated 0
Number of Habitable Structures Evacuated 0
Number of Habitable Structures Flooded 0
Other Infrastructure Impacts
Economic Damages (in $) $1 to $100,000
Volume released at failure (ac-ft)
Response
Additional Remarks or Updates
Incident Time
Incident Duration
Incident Report Produced
Information Sources WI Dam Safety
Owner Type P
Dam Type PGRE
Primary Purpose(s) O
EAP Y
Year Completed 1914
Year Modified 0
Dam Height 15 ft
Max Storage (ac-ft) 440 ac-ft
Surface Area (acres) 55 acres
River Name WEST TWIN RIVER
Latitude 44.1758
Longitude -87.6507
Regulatory Agency(ies) WIDNR
NID Number WI00153
Attachments