MONTELLO - WI01015-3503


Incident ID WI01015-3503
Dam Name MONTELLO
Downstream Hazard Potential L
State WI
Incident Date 10/13/2021
Incident Type Non-failure
Incident Driver Structural Stability
Incident Mechanism 1 Erosion
Incident Mechanism 2 Foundation Deficiency
Incident Mechanism 3 Settlement
Incident Description Training wall downstream of gates consisting of dry-laid stone blocks exhibiting settlement.
Named Hydrologic Event
EAP Enacted (Y/N) due to Incident No
Fatalities (Number)
Number of People Evacuated 0
Number of Habitable Structures Evacuated 0
Number of Habitable Structures Flooded 0
Other Infrastructure Impacts None
Economic Damages (in $) None
Volume released at failure (ac-ft)
Response Owner reduced flow through gates; DNR issued order for repair.
Additional Remarks or Updates
Incident Time
Incident Duration 1 day
Incident Report Produced Yes
Information Sources WIDNR
Owner Type S
Dam Type OTPG
Primary Purpose(s) O
EAP Y
Year Completed 1922
Year Modified 0
Dam Height 13 ft
Max Storage (ac-ft) 19000 ac-ft
Surface Area (acres) 2210 acres
River Name FOX
Latitude 43.7857
Longitude -89.3287
Regulatory Agency(ies) WIDNR
NID Number WI01015
Attachments