|
Incident ID |
WI00000-3421 |
|
Dam Name |
Wolf Springs Dam #4 |
|
Downstream Hazard Potential |
L |
|
State |
WI |
|
Incident Date |
11/01/2019 |
|
Incident Type |
Non-failure |
|
Incident Driver |
Seepage/internal Erosion |
|
Incident Mechanism 1 |
Piping |
|
Incident Mechanism 2 |
Excessive/increased Seepage |
|
Incident Mechanism 3 |
Animal Activity |
|
Incident Description |
Earthen embankment had not been maintained. Partial breach of earthern embankment, adjacent to one of 2 riser pipes. Original construction occurred w/o authorization by a different owner which likely contributed. |
|
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 $) |
None |
|
Volume released at failure (ac-ft) |
|
|
Response |
After inspection of the breached area, a letter was sent to owner requesting complete lowering of impoundment and directive for removal plans to be submitted |
|
Additional Remarks or Updates |
Remote area so risk is low. Dam being monitored and held in a drawn down state as they move towards removal, and potentially creating a wetland mitigation bank |
|
Incident Time |
|
|
Incident Duration |
|
|
Incident Report Produced |
No |
|
Information Sources |
WI Dam Safety |
|
Owner Type |
L |
|
Dam Type |
RE |
|
Primary Purpose(s) |
R |
|
EAP |
N |
|
Year Completed |
0 |
|
Year Modified |
0 |
|
Dam Height |
8 ft |
|
Max Storage (ac-ft) |
125 ac-ft |
|
Surface Area (acres) |
21 acres |
|
River Name |
Totagatic-TR |
|
Latitude |
46.1409 |
|
Longitude |
-91.7505 |
|
Regulatory Agency(ies) |
WI DNR |
|
NID Number |
WI00000 |
|
Attachments |
|
