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.

Washington County, MD
Alert ID: 1011
August 31, 2018

Maryland State Veterinarian

The Maryland State Veterinarian has confirmed a case of equine West Nile virus in a horse in Washington County which showed an onset of neurological signs on August 27th, 2018. Testing was done by Cornell Animal Diagnostic Laboratory and WNV was confirmed on August 30th, 2018. The horse is recovering and was not vaccinated for WNV.