West Nile Virus Disease Cases by State 2018

West Nile Virus Disease Cases* and Presumptive Viremic Blood Donors by State – United States, 2018 (as of January 8, 2019)

West Nile Virus Disease Cases and Presumptive Viremic Blood Donors by State – United States, 2018 (as of November 27, 2018)
State Neuroinvasive
Disease Cases†
Non–neuroinvasive
Disease Cases
Total
cases
Deaths Presumptive viremic
blood donors‡
Alabama 15 13 28 0 4
Alaska 1 0 1 0 0
Arizona 25 1 26 5 0
Arkansas 5 2 7 0 0
California 144 60 204 8 26
Colorado 52 44 96 3 4
Connecticut 18 5 23 1 1
Delaware 8 2 10 2 1
District of Columbia 7 6 13 0 0
Florida 25 4 29 1 6
Georgia 30 6 36 2 2
Idaho 10 6 16 1 0
Illinois 122 50 172 16 19
Indiana 25 9 34 4 16
Iowa 58 45 103 5 8
Kansas 26 13 39 5 2
Kentucky 9 3 12 0 0
Louisiana 42 22 64 3 11
Maine 1 1 2 0 0
Maryland 34 11 45 0 5
Massachusetts 42 6 48 2 2
Michigan 80 22 102 9 12
Minnesota 34 28 62 2 24
Mississippi 31 18 49 0 2
Missouri 17 6 23 3 6
Montana 25 22 47 1 5
Nebraska 121 124 245 11 46
Nevada 3 6 9 0 0
New Jersey 44 17 61 3 6
New Mexico 4 1 5 1 2
New York 71 19 90 6 7
North Carolina 10 0 10 2 0
North Dakota 59 142 201 2 33
Ohio 45 20 65 6 18
Oklahoma 12 6 18 1 6
Oregon 2 0 2 0 0
Pennsylvania 89 30 119 8 24
Rhode Island 0 1 1 0 0
South Carolina 12 3 15 1 4
South Dakota 47 122 169 4 19
Tennessee 11 1 12 4 1
Texas 98 35 133 5 24
Utah 7 4 11 1 0
Vermont 1 0 1 0 0
Virginia 37 10 47 7 2
Washington 2 1 3 0 2
West Virginia 1 0 1 0 0
Wisconsin 29 2 31 1 7
Wyoming 3 1 4 1 0
Totals 1,594 950 2,544 137 357

*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.