Adult Mosquito Spray CalendarJune 2025SunMonTueWedThuFriSat12Ground Based (Truck) Spraying for Adult Mosquitoes; Richland and West Richland3Postponed: Aerial (plane) Spraying for Adult Mosquitoes; Grandview, Mabton, Richland, and West Richland4Aerial (plane) Spraying for Adult Mosquitoes; Grandview, Mabton, Richland, and West Richland567891011Ground Based (Truck) Spraying for Adult Mosquitoes; Prosser121314151617Ground Based (Truck) Spraying for Adult Mosquitoes; Prosser1819Ground Based (Truck) Spraying for Adult Mosquitoes; Prosser, Richland, and West Richland202122Postponed to Tuesday: Aerial (plane) Spraying for Adult Mosquitoes; Grandview, Mabton, Prosser, and Richland23Aerial (plane) Spraying for Adult Mosquitoes; Grandview, Mabton, Prosser, and Richland24Aerial (plane) Spraying for Adult Mosquitoes; Grandview, Mabton, Prosser, and Richland2526272829301Ground Based (Truck) Spraying for Adult Mosquitoes; Benton City and West Richland2Ground Based (Truck) Spraying for Adult Mosquitoes; Prosser and Grandview345
