Click on the state/province for more information
State Detection Table
| State/Province | County | Year Detected |
|---|---|---|
| Maryland | Charles | 2008 |
| Maryland | Frederick | 2013 |
| Maryland | Garrett | 2012 |
| Maryland | Howard | 2011 |
| Maryland | Montgomery | 2012 |
| Maryland | Prince George's | 2003 |
| Maryland | Somerset | 2020 |
| Maryland | St. Mary's | 2012 |
| Maryland | Washington | 2011 |
| Massachusetts | Berkshire | 2012 |