On June 9, 2006, Emerald Ash Borer was confirmed in Illinois.
- Illinois Department of Natural Resources – Urban and Community Forestry - Technical Resources
- Illinois Department of Agriculture - EAB Website
- In Illinois, if you suspect you may have EAB in your ash trees, contact your county Extension office. The Illinois Department of Agriculture also will offer a toll-free hotline at (800) 641-3934 for extension-confirmed infestations.