Warm weather means more time outside... and more mosquitoes. Infected mosquitoes spread West Nile virus (WNV) that can cause serious, life altering disease.
Learn more...
Table of WNV human infections
WNV activity reported to ArboNET, by state
WNV activity reported to ArboNET, by county
WNV neuroinvasive disease incidence reported to ArboNET, by state
WNV neuroinvasive disease incidence reported to ArboNET, by county
National & state maps provided by USGS (including county-level data)
1999-2011 Archives
Public: English/Español and Clinicians 800-CDC-INFO (232-4636) TTY—888-232-6348
Listings of EPA registered insect repellent products with protection times.
Before the Swarm: Guidelines for the Emergency Management of Mosquito-borne Disease Outbreaks Download PDF version formatted for printPDF(3MB/30pages)
Information on insect repellents
How do I choose an Insect Repellent?PDF (1.5MB/1page) 11X17 size PDF(2MB/1page)
Top of Page
CDC Home | Search CDC | Health Topics A-Z
Date last modified: July 31, 2012
Privacy Policy | Accessibility
