State Veterinarian

USDA Confirms Detection of Highly Pathogenic Avian Influenza in Commercial Operation In Montrose County

The U.S. Department of Agriculture’s National Veterinary Services Laboratory (NVSL) has confirmed the detection of Highly Pathogenic H5N1 Avian Influenza (HPAI) virus in a commercial poultry operation in Montrose County. 

Avian influenza does not present a food safety risk; poultry and eggs are safe to eat when handled and cooked properly. No human cases of avian influenza viruses have been detected in the United States.

USDA Confirms Highly Pathogenic Avian Influenza (HPAI) in Wild Geese in Sedgwick County, Colorado

The Colorado Department of Agriculture (CDA), in conjunction with United States Department of Agriculture’s (USDA) Animal and Plant Health Inspection Service (APHIS) and Colorado Parks and Wildlife (CPW), has confirmed the presence of highly pathogenic avian influenza (HPAI) virus in wild Snow and Ross's geese in Sedgwick County, Colorado.  These birds were collected by Colorado Parks and Wildlife on March 17, 2022 after finding several sick and dead geese at Jumbo Reservoir.  The birds were necropsied at the CPW Wildlife Health Laboratory and samples were submitted to t

HPAI Detected in Midwest, Colorado Poultry Operations Should Prepare by Increasing Biosecurity

In the first confirmed case since 2020, the USDA’s Animal and Plant Health Inspection Service (APHIS) has confirmed the presence of highly pathogenic avian influenza (HPAI) virus in a commercial turkey flock in Indiana on February 8, 2022. Since then, HPAI has been detected in commercial poultry in Kentucky and backyard birds in Virginia. HPAI has also been detected in wild birds across many eastern and southeastern states as part of USDA’s routine surveillance program. There are currently no cases of HPAI in Colorado. 

State Vet Confirms Western Slope Equine West Nile Virus Case

The total number of horses in Colorado with confirmed West Nile Virus (WNV) cases has risen to 21, with a first case of equine WNV confirmed in Mesa County. Additional horses in Weld, Larimer, Morgan, and Douglas counties have also tested positive for WNV. Of the confirmed positive cases, five horses have died or have been euthanized.

State Vet Confirms Additional Equine West Nile Virus Cases in Multiple Counties

Since the index case of the equine West Nile Virus (WNV) was identified in Colorado on July 30, 2021, horses from multiple Colorado counties have tested positive for WNV. Four additional horses in Weld County, three horses in Adams County, two horses in Boulder County and one horse each in Elbert, Otero, Morgan, and Fremont counties have tested positive for WNV. This brings the total test positive cases in 2021 to fourteen.