INLAND STEEL T - MN00670-2648
Incident ID MN00670-2648
Dam Name INLAND STEEL T
Downstream Hazard Potential S
State MN
Incident Date 04/07/2014
Incident Type Failure
Incident Driver Hydrologic/flooding
Incident Mechanism 1 Overtopping
Incident Mechanism 2
Incident Mechanism 3
Incident Description Tailings basin decant water could not flow back to reclaim pond due to ice blockage in decant diversion ditch. Overtopped and failed.
Named Hydrologic Event
EAP Enacted (Y/N) due to Incident No
Fatalities (Number) 0
Number of People Evacuated 0
Number of Habitable Structures Evacuated 0
Number of Habitable Structures Flooded 0
Other Infrastructure Impacts None
Economic Damages (in $)
Volume released at failure (ac-ft) 114,565 cubic feet of material; amount of water unknown ac-ft
Response
Additional Remarks or Updates
Incident Time
Incident Duration <95 hours
Incident Report Produced Yes
Information Sources Owner; MN DNR Dam Safety files.
Owner Type P
Dam Type RE
Primary Purpose(s) ST
EAP NR
Year Completed 1976
Year Modified 0
Dam Height 55 ft
Max Storage (ac-ft) 14500 ac-ft
Surface Area (acres) 1800 acres
River Name WUORI CREEK-CLOSED SYSTEM
Latitude 47.6025
Longitude -92.4607
Regulatory Agency(ies) MNDNR WATERS
NID Number MN00670
Attachments
Special thanks to our sustaining members