Adult Mosquito Spray Schedule; Grandview, Prosser, Sunnyside, and West Richland
Adult Mosquito Spray Map Link: click here
Grandview
Byron Ponds and Grandview Sewage Lagoons
Prosser
Multiple rural areas north of the Yakima River and not extending past Johnson to the north and Canyon Road to the west.
Sunnsyide
Areas around and including Black Rock Creek Golf Course.
West Richland
Northern most section of N Harrington Road.
Areas along the Yakima River, north of Van Giesen Street. Including Fallon, Chelan, 46th, Ranch, Grosscup, Yakima River Drive, and Harrignton. Plus areas around and including Baker, McWhorter, Shannon, and Carel.
Areas around The Lakes, including Northlake Drive, 38th, Clark Ct, Eastlake, and Southlake Drive.