Expanding Distribution of Chronic Wasting Disease

Science Center Objects

Chronic wasting disease (CWD) has been detected in 26 US states and three Canadian provinces in free-ranging cervids and/or commercial captive cervid facilities. CWD has been detected in free-ranging cervids in 24 states and two provinces and in captive cervid facilities in 17 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 disease has been detected.

Distribution of Chronic Wasting Disease in North America, updated November 16, 2019.

(Credit: Bryan Richards, USGS National Wildlife Health Center. Public domain.)

 

Distribution of CWD in North America

State/Province Free-ranging cervids Captive Cervids
Alberta Y Y
Arkansas Y  
Colorado Y Y
Illinois Y Y
Iowa Y Y
Kansas Y Y
Maryland Y  
Michigan Y Y
Minnesota Y Y
Mississippi Y  
Missouri Y Y
Montana Y Y
Nebraska Y Y
New Mexico Y  
New York Y Y
North Dakota Y  
Ohio   Y
Oklahoma   Y
Pennsylvania Y Y
Quebec   Y
Saskatchewan Y Y
South Dakota Y Y
Tennessee Y  
Texas Y Y
Utah Y Y
Virginia Y  
West Virginia Y  
Wisconsin Y Y
Wyoming 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

 

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

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Home Zip Codes of Hunters Harvesting Deer in 4 WI Counties 2016-17

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

(Credit: Bryan Richards, USGS. Public domain.)

Deer

Deer (Public domain)