USDA: HPAI detection in California

On 21 October, 2026, APHIS reported 10 wild birds collected from 1 October to 19 September in 2026 (Great horned owl, Canada goose(7), California gull, American white pelican) tested positive for EA H5 HPAI strain in (Sacramento(3), Alameda(2), Fresno(2), Los Angeles, San Diego(2)) counties, California.

Submitting Agency: CA DFW(California Department of Fish and Wildlife)/CAHFS