Expanding Distribution of Chronic Wasting Disease

Chronic wasting disease (CWD) has been detected in 35 US states and five Canadian provinces in free-ranging cervids and/or commercial captive cervid facilities. CWD has been detected in free-ranging cervids in 35 states and four provinces and in captive cervid facilities in 19 states and three provinces.

Distribution of Chronic Wasting Disease in North America (Updated)

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<a href=Map of North America showing locations where chronic wasting disease has been detected." width="1336" height="1032" />

Data on CWD positive counties and states in the United States and yearly distribution maps are released annually at https://doi.org/10.5066/P9HQKKFO.

Distribution of CWD in the United States
State Free-ranging cervids Captive cervids
Alabama Y
Arkansas Y
California Y
Colorado Y Y
Florida Y
Idaho Y
Illinois Y Y
Indiana Y
Iowa Y Y
Kansas Y Y
Kentucky Y
Louisiana Y
Maryland Y
Michigan Y Y
Minnesota Y Y
Mississippi Y Y
Missouri Y Y
Montana Y Y
Nebraska Y Y
New Mexico Y
New York Y Y
North Carolina Y
North Dakota Y
Ohio Y Y
Oklahoma Y Y
Pennsylvania Y Y
South Dakota Y Y
Tennessee Y
Texas Y Y
Utah Y Y
Virginia Y
Washington Y
West Virginia Y Y
Wisconsin Y Y
Wyoming Y
Distribution of CWD in Canada
Province Free-ranging cervids Captive Cervids
Alberta Y Y
British Columbia Y
Manitoba Y
Quebec Y
Saskatchewan Y Y
Distribution of CWD Globally
Country Free-ranging cervids Captive cervids
Canada Y Y
Finland Y
Norway Y
South Korea Y
Sweden Y
United States Y Y

Distribution of Chronic Wasting Disease in North America, in Relation to Tribal Lands in the Conterminous United States

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<a href=Map of North America showing locations of chronic wasting disease in red and tribal lands in grey." width="1336" height="1032" />

Home Zip Codes of Hunters Harvesting Deer in Dane, Iowa, Richland, and Sauk Counties, Wisconsin, 2016-2017

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