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West Nile Virus
Human
2014
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West Nile Virus:  USA - Human
Washington Washington Washington Montana Maine Maine North Dakota South Dakota Wyoming Wisconsin Wisconsin Idaho Vermont Minnesota Oregon New Hampshire Iowa Massachusetts Massachusetts Massachusetts Nebraska New York New York New York New York Pennsylvania Connecticut Rhode Island Rhode Island Rhode Island New Jersey Indiana Nevada Utah California California California California California Ohio Illinois District of Columbia Delaware West Virginia Maryland Maryland Maryland Maryland Colorado Kentucky Kentucky Kansas Virginia Virginia Virginia Missouri Arizona Oklahoma North Carolina North Carolina North Carolina North Carolina North Carolina North Carolina Tennessee Texas Texas Texas Texas Texas Texas New Mexico Alabama Mississippi Georgia Georgia South Carolina South Carolina Arkansas Louisiana Louisiana Louisiana Louisiana Florida Florida Florida Florida Florida Florida Florida Michigan Michigan Michigan Michigan Michigan
Map Scalebar 1000000 m
Cumulative 2014 Data as of 3 am, Oct 22, 2014*
These data are provisional and may be revised or adjusted in the future.
Alabama2
Arizona60
Arkansas6
California563
Colorado108
Connecticut4
District of Columbia3
Florida11
Georgia11
Idaho18
Illinois36
Indiana7
Iowa12
Kansas38
Louisiana111
Maryland6
Massachusetts4
Michigan1
Minnesota14
Mississippi45
Missouri10
Montana5
Nebraska114
Nevada3
New Jersey7
New Mexico14
New York16
North Dakota22
Ohio9
Oklahoma14
Pennsylvania8
South Carolina2
South Dakota57
Tennessee6
Texas207
Utah2
Virginia4
Washington12
Wisconsin8
Wyoming5
Cumulative Total Entire Country: 1,585
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Map Legend
* Data demonstrates local jurisdiction of residence and not necessarily the locale where the infection was acquired.
** States and counties in yellow are those in which virus activity has been reported historically, but no positive test results have been reported or no surveillance has occurred this year.