|
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 |
|
