West Nile virus Activity in the County - Orange County Mosquito and Vector Control District

West Nile virus Activity in the County

Download the latest WNV map here.

May contain: plot, map, diagram, and atlas

Previous WNV data

WNV Data for 2019 WNV Data for 2018 WNV Data for 2017 WNV Data for 2016 WNV Data for 2015

May contain: confectionery, sweets, and food

West Nile Virus

West Nile virus (WNV) is spread by the bite of an infected mosquito and is endemic to Orange County.

May contain: urban, neighborhood, building, nature, outdoors, landscape, scenery, road, suburb, and aerial view

Residential truck-mounted applications

Click here to view treatments in neighborhoods.