On 21 October, 2026, the U.S. Department of Agriculture (USDA) Animal and Plant Health Inspection Service (APHIS) has confirmed the detection of highly pathogenic avian influenza (HPAI) in Commercial Turkey Meat Bird in Hanson(20000 birds affected) county, South Dakota.

On 15 October, 2026, APHIS reported 7 wild birds collected from 19 September to 28 September in 2026 (Mallard(4), Northern pintail(2), American white pelican) tested positive for EA H5 HPAI strain in (Brown(6), McPherson(1)) counties, South Dakota.

Submitting Agency: SCWDS(Southeastern Cooperative Wildlife Disease Study)