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State Detection Table
| State/Province | County | Year Detected |
|---|---|---|
| Illinois | Kankakee | 2011 |
| Illinois | Kane | 2006 |
| Illinois | Johnson | 2018 |
| Illinois | Jo Daviess | 2013 |
| Illinois | Iroquois | 2010 |
| Illinois | Henry | 2012 |
| Illinois | Hardin | 2018 |
| Illinois | Grundy | 2010 |
| Illinois | Effingham | 2011 |
| Illinois | Edgar | 2014 |