|
Incident ID |
WI00127-3334 |
|
Dam Name |
PATTISON STATE PARK |
|
Downstream Hazard Potential |
S |
|
State |
WI |
|
Incident Date |
06/17/2018 |
|
Incident Type |
Failure |
|
Incident Driver |
Hydrologic/flooding |
|
Incident Mechanism 1 |
Debris Clogging |
|
Incident Mechanism 2 |
Erosion |
|
Incident Mechanism 3 |
Overtopping |
|
Incident Description |
Left embankment overtopped & failed, significant debris & tree buildup in spillway due to high flows |
|
Named Hydrologic Event |
|
|
EAP Enacted (Y/N) due to Incident |
|
|
Fatalities (Number) |
0 |
|
Number of People Evacuated |
|
|
Number of Habitable Structures Evacuated |
|
|
Number of Habitable Structures Flooded |
|
|
Other Infrastructure Impacts |
|
|
Economic Damages (in $) |
|
|
Volume released at failure (ac-ft) |
|
|
Response |
|
|
Additional Remarks or Updates |
|
|
Incident Time |
|
|
Incident Duration |
|
|
Incident Report Produced |
Unknown |
|
Information Sources |
WI DNR |
|
Owner Type |
L |
|
Dam Type |
PGRE |
|
Primary Purpose(s) |
R |
|
EAP |
Y |
|
Year Completed |
1931 |
|
Year Modified |
0 |
|
Dam Height |
20 ft |
|
Max Storage (ac-ft) |
340 ac-ft |
|
Surface Area (acres) |
27 acres |
|
River Name |
BLACK |
|
Latitude |
46.5356 |
|
Longitude |
-92.1208 |
|
Regulatory Agency(ies) |
WIDNR |
|
NID Number |
WI00127 |
|
Attachments |
|
