Preliminary Maps & Data for 2016
As of December 6, 2016, a total of 47 states and the District of Columbia have reported West Nile virus infections in people, birds, or mosquitoes in 2016. Overall, 1,662 cases of West Nile virus disease in people have been reported to CDC. Of these, 877 (53%) were classified as neuroinvasive disease (such as meningitis or encephalitis) and 785 (47%) were classified as non-neuroinvasive disease.
- Page last reviewed: December 6, 2016
- Page last updated: December 6, 2016
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