Distribution of HWA in 2019 HWA dectections in Canada in 2019 HWA detections in 2019 HWA detections before 2019 HWA not detected Native Range of Hemlock ± Disclaimer: This map depicts jurisdictions with established HWA populations that are confirmed and reported by respective federal, state and provincial forest health officials. The coarse nature of the map does not provide site specific information and users should not assume that highlighted infested areas are entirely infested. The list of Infested jurisdictions reported by year and past years distribution maps can be found on the HWA website at http://hiro.ento.vt.edu/hwa/ 0 160 320 80 Miles Map created 2/20/20 by AKS Morgantown Field Office updated 3/6/20