State agriculture officials have said federal laboratory testing has confirmed a case of highly pathogenic H5N1 avian influenza (HP AI) in poultry at a Washington County farm.
Following an investigation by the Maryland Department of Agriculture (MDA), the U.S. Department of Agriculture (USDA) National Veterinary Services Laboratory has confirmed poultry has tested positive for HPAI.
State officials said they have quarantined all affected premises.
“Birds on the properties have been depopulated to prevent the spread of the disease. Birds or poultry products from affected . . .