Hamilton County Health Department has identified additional location in the county with mosquitoes positive for West Nile Virus. The ability to conduct in-house testing minimizes the time to control adult mosquitoes with truck mounted spraying in identified areas. The local health departments are aided by the Indiana State Dept of health with additional testing. Until the first hard freeze ~late Sept - Oct, Please use insect repellents when outdoors. Click on Additional Info for location and spray schedules updates.