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.

Alert ID: 777
December 15, 2017

Washington State Department of Agriculture

Washington State Department of Agriculture confirmed an Equine Herpes Virus 1 neurotropic genome strain in a horse in King county.  The 13 year old Halflinger gelding has no neurological symptoms at this time. The facility is under quarantine and the remaining horses are having their temperatures taken twice daily and strict biosecurity practices are in place as well.