PATTISON STATE PARK - WI00127-3334
| 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 |
