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State Detection Table
| State/Province | County | Year Detected |
|---|---|---|
| Iowa | Allamakee | 2010 |
| Ontario | Algoma | 2008 |
| Michigan | Alger | 2009 |
| North Carolina | Alexander | 2020 |
| Michigan | Alcona | 2004 |
| New Brunswick / Nouveau-Brunswick | Albert | 2020 |
| New York | Albany | 2011 |
| Vermont | Addison | 2019 |
| Indiana | Adams | 2005 |
| Wisconsin | Adams | 2014 |