Breaking News
National Equine Health Stakeholder Call-October 2026
Learn More

Disease Alerts

Updates on current disease outbreaks are listed here as they occur and will include the date listed, disease name, location and current status. Specific premises will not be named but the general location by town, county and state will be listed. When locations, events or horses are at risk they will be listed. Updates will be posted as they are received.



1 Week
2 Weeks
1 Month
2 Months
3 Months
3+ Months
No Results

The color range is based off of the selected End Date. If the End Date doesn't have a value it will use Today's Date.

Yavapai County, AZ
Alert ID: 1204
March 26, 2019

Arizona Department of Agriculture

Age: 16; Onset of Clinical Signs: 3/22/2019; Clinical Signs: Neurological Signs; Horse Status: Euthanized; Vaccination Status: Status Unknown; Notes: Lab tests were positive for Equine Herpesvirus Myeloencephalopathy.