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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Map of North America showing locations where chronic wasting <a href=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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Map of North America showing locations of chronic wasting disease in red and tribal lands in grey.

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

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