Click on the state/province for more information
State Detection Table
| State/Province | County | Year Detected |
|---|---|---|
| Ohio | Williams | 2005 |
| Illinois | Williamson | 2014 |
| Vermont | Windham | 2019 |
| Wisconsin | Winnebago | 2013 |
| Illinois | Winnebago | 2010 |
| Manitoba | Winnipeg | 2017 |
| Minnesota | Winona | 2011 |
| West Virginia | Wirt | 2011 |
| West Virginia | Wood | 2014 |
| Ohio | Wood | 2003 |