Click on the state/province for more information
State Detection Table
| State/Province | County | Year Detected |
|---|---|---|
| Indiana | Whitley | 2007 |
| Iowa | Allamakee | 2010 |
| Iowa | Appanoose | 2014 |
| Iowa | Audubon | 2020 |
| Iowa | Black Hawk | 2014 |
| Iowa | Boone | 2014 |
| Iowa | Bremer | 2014 |
| Iowa | Buchanan | 2018 |
| Iowa | Cass | 2019 |
| Iowa | Cedar | 2013 |