Weather conditions, circumstances and time permitting, areas of Gilbert are scheduled to be fogged midnight Saturday to 5 a.m. Sunday.
The first area in Gilbert is from Guadalupe to Elliot roads and from Cooper to Gilbert roads.
The second area in Gilbert is from Guadalupe to Elliot roads and from Greenfield Road to Val Vista Drive.
Spraying is scheduled with area traps are found with a high number of mosquitoes or when those mosquitoes test positive for West Nile virus.
For more information, call (602) 506-0700.