By Bill McNee, DNR Forest Health Specialist, Oshkosh, bill.mcnee@wisconsin.gov, 920-360-0942
In 2022, the number of municipal emerald ash borer (EAB) detections in Wisconsin crossed the 1,000 milestone. The 1,000th municipality (town, village or city) to have an EAB detection was the Town of Lincoln in Adams County on May 19. At the end of the year, EAB was known to be in 1,109 municipalities, up 23% from a year earlier.

Cumulative number of Wisconsin municipal EAB detections by year. Graph: Bill McNee, Wisconsin DNR.
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