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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.



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Cochise County, AZ
Alert ID: 323
September 21, 2016
A horse in Cochise County has tested positive for West Nile Virus (WNV), marking the first detection of the disease in Arizona for the 2016 season. The affected horse is a 4-year old Quarter Horse gelding with no history of vaccination for WNV. The horse exhibited advancing medical signs and was euthanized.