Adult Mosquito Spray CalendarSeptember 20253112Aerial (plane) Spraying for Adult Mosquitoes; Grandview, Prosser, and West Richland3456789Ground Based (Truck) Spraying for Adult Mosquitoes; Benton City, Richland, and West Richland10111213Aerial (plane) Spraying for Adult Mosquitoes; Grandview, Prosser, and Richland141516Ground Based (Truck) Spraying for Adult Mosquitoes; Benton City and West Richland1718192021222324opy of Ground Based (Truck) Spraying for Adult Mosquitoes; West Richland2526272829301234
