Aug 23, 2021 for Phoenixville Borough and Schuylkill Township to prevent West Nile Virus. Chester County Health Department (CCHD) will be conducting operations for adult mosquito control treatment using truck mounted ultra-low volume (ULV) in parts of Phoenixville Borough and Schuylkill Township, Chester County. Residential areas in these municipalities will be sprayed for adult mosquitoes. The control … Continue reading Mosquito Control Treatment Scheduled by CCHD