|
Incident ID |
WI00341-3417 |
|
Dam Name |
TILDEN |
|
Downstream Hazard Potential |
L |
|
State |
WI |
|
Incident Date |
04/18/2019 |
|
Incident Type |
Non-failure |
|
Incident Driver |
Hydrologic/flooding |
|
Incident Mechanism 1 |
Spillway Deficiency |
|
Incident Mechanism 2 |
Erosion |
|
Incident Mechanism 3 |
Debris Clogging |
|
Incident Description |
Years ago, owner constructed a 2-3 ft high concrete section on top of spillway w/o state approval. Concrete section failed plus erosion of right abument. |
|
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 |
Other |
|
Economic Damages (in $) |
Unknown |
|
Volume released at failure (ac-ft) |
|
|
Response |
Dam safety staff notified by local enforcement and DNR conservation warden. Contacted owner to monitor and further activate EAP if needed. |
|
Additional Remarks or Updates |
Partial failure caused flooding and damaged structures in a downstream campground. |
|
Incident Time |
|
|
Incident Duration |
1 day |
|
Incident Report Produced |
No |
|
Information Sources |
WI Dam Safety |
|
Owner Type |
P |
|
Dam Type |
PGRE |
|
Primary Purpose(s) |
HR |
|
EAP |
N |
|
Year Completed |
1886 |
|
Year Modified |
1913 |
|
Dam Height |
16 ft |
|
Max Storage (ac-ft) |
250 ac-ft |
|
Surface Area (acres) |
61 acres |
|
River Name |
DUNCAN CREEK |
|
Latitude |
44.9868 |
|
Longitude |
-91.4184 |
|
Regulatory Agency(ies) |
WIDNR |
|
NID Number |
WI00341 |
|
Attachments |
|
