Arkansas broilers, South Dakota turkeys hit by HPAI

Nearly 150,000 birds are lost due to avian flu infections at two U.S. farms.

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H5 N1
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The latest confirmed cases of highly pathogenic avian influenza (HPAI) in the United States involve a commercial broiler flock in Arkansas and a commercial turkey flock in South Dakota.

According to the United States Department of Agriculture (USDA) Animal and Plant Health Inspection Service (APHIS) both cases were confirmed on December 4.

The affected broiler flock involved 109,000 chickens and is located in Johnson County, Arkansas.

The affected turkey flock involved 40,800 meat turkeys and is located in McPherson County.

During the 2022-23 HPAI outbreak, South Dakota has had 88 commercial flocks affected by HPAI, with 27 of those occurring in 2023. The presence of H5N1 HPAI has been confirmed in four commercial flocks during the past two years, with three flocks affected in 2023.

This is the tenth case for McPherson County over the past two years, but the first case for Johnson County.

View our continuing coverage of the global avian influenza situation

To learn more about HPAI cases in commercial poultry flocks in the United States, Mexico and Canada, see an interactive map on   

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