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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, Nov 19, 2014*
These data are provisional and may be revised or adjusted in the future.
Alabama2
Arizona81
Arkansas10
California721
Colorado113
Connecticut6
District of Columbia3
Florida13
Georgia11
Idaho18
Illinois40
Indiana9
Iowa15
Kansas47
Kentucky1
Louisiana111
Maryland6
Massachusetts5
Michigan1
Minnesota21
Mississippi48
Missouri13
Montana5
Nebraska136
Nevada3
New Jersey7
New Mexico22
New York19
North Dakota22
Ohio10
Oklahoma17
Oregon8
Pennsylvania10
South Carolina2
South Dakota57
Tennessee6
Texas284
Utah2
Virginia6
Washington12
Wisconsin7
Wyoming5
Cumulative Total Entire Country: 1,935
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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.