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State Detection Table
| State/Province | County | Year Detected |
|---|---|---|
| Ohio | Washington | 2014 |
| Vermont | Washington | 2018 |
| Pennsylvania | Washington | 2009 |
| Tennessee | Washington | 2014 |
| Michigan | Washtenaw | 2002 |
| North Carolina | Watauga | 2019 |
| Ontario | Waterloo | 2010 |
| Wisconsin | Waukesha | 2012 |
| West Virginia | Wayne | 2015 |
| Missouri | Wayne | 2008 |