West Nile Virus Disease Cases by State 2019

West Nile Virus Disease Cases* and Presumptive Viremic Blood Donors by State – United States, 2019 (as of September 4, 2019)

West Nile Virus Disease Cases and Presumptive Viremic Blood Donors by State – United States, 2019
State Neuroinvasive
Disease Cases†
Non–neuroinvasive
Disease Cases
Total
cases
Deaths Presumptive viremic
blood donors‡
Alabama 0 1 1 0 0
Arizona 106 29 135 10 22
Arkansas 1 0 1 1 0
California 34 23 57 2 14
Colorado 4 10 14 0 0
District of Columbia 2 0 2 0 0
Georgia 1 2 3 0 0
Idaho 2 2 4 0 2
Illinois 2 1 3 0 0
Iowa 1 2 3 0 0
Kansas 1 1 2 0 0
Kentucky 1 0 1 0 0
Louisiana 6 2 8 0 2
Maryland 0 1 1 0 0
Michigan 0 0 0 0 1
Minnesota 0 1 1 0 1
Missouri 1 0 1 0 0
Montana 0 0 0 0 1
Nebraska 5 5 10 1 1
Nevada 12 13 25 0 4
New Jersey 1 0 1 0 0
New Mexico 5 4 9 0 2
North Carolina 1 0 1 0 0
North Dakota 2 4 6 0 0
Oklahoma 2 2 4 0 0
Oregon 1 2 3 0 0
South Dakota 0 7 7 0 0
Tennessee 1 0 1 0 0
Texas 11 3 14 1 3
Utah 3 2 5 0 0
Virginia 0 1 1 0 0
Wyoming 1 1 2 0 0
Totals 207 119 326 15 53

*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.