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West Nile Virus Disease Cases* and Presumptive Viremic Blood Donors by State – United States, 2016 (as of January 17, 2017)


State Neuroinvasive
Disease Cases†		 Non–neuroinvasive
Disease Cases		 Total
cases		 Deaths Presumptive
viremic blood
donors‡
Alabama 8 7 15 0 3
Arizona 57 21 78 5 11
Arkansas 8 1 9 1 1
California 315 109 424 19 47
Colorado 59 90 149 8 9
Connecticut 1 0 1 0 0
District of Columbia 1 0 1 0 0
Florida 5 1 6 0 2
Georgia 5 1 6 0 6
Idaho 3 6 9 0 1
Illinois 28 125 153 5 9
Indiana 15 3 18 2 5
Iowa 14 23 37 1 5
Kansas 17 19 36 4 7
Kentucky 5 3 8 1 1
Louisiana 20 20 40 1 6
Massachusetts 10 6 16 0 0
Maryland 6 0 6 0 0
Michigan 41 1 42 3 5
Minnesota 31 35 66 5 16
Mississippi 27 16 43 1 13
Missouri 8 2 10 0 0
Montana 3 3 6 1 2
Nebraska 34 60 94 0 30
Nevada 13 3 16 0 1
New Jersey 11 0 11 1 2
New Mexico 6 0 6 1 0
New York 6 13 19 1 0
North Carolina 2 0 2 0 0
North Dakota 14 54 68 2 0
Ohio 13 5 18 4 5
Oklahoma 17 12 29 0 7
Oregon 2 1 3 0 1
Pennsylvania 11 5 16 2 3
Rhode Island 2 0 2 0 0
South Carolina 6 3 9 0 4
South Dakota 35 116 151 6 16
Tennessee 3 3 6 1 1
Texas 240 113 353 16 44
Utah 7 6 13 1 0
Vermont 2 1 3 0 0
Virginia 6 2 8 0 2
Washington 8 1 9 1 2
West Virginia 0 1 1 0 0
Wisconsin 8 4 12 1 7
Wyoming 7 3 10 0 1
Totals 1,140 898 2,038 94 275

*Includes confirmed and probable cases.

†Includes cases reported as meningitis, encephalitis, or acute flaccid paralysis.

‡Presumptive viremic blood donors (PVDs)are people who had no symptoms at the time of donating blood through a blood collection agency, but whose blood tested positive when screened for the presence of West Nile virus. Some PVDs develop symptoms after donation.

Please refer to state health department web sites for further details regarding state case totals.

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