One horse in Palm Beach County, Florida, was euthanized May 13 after testing positive for equine herpesvirus-1. 

“The 18 other horses on the premises currently are clinically normal,” stated a release from the  Equine Disease Communication Center. “Biosecurity measures and twice daily temperature monitoring are in place. All states with traces have been notified. The Florida Department of Agriculture and Consumer Services will continue to monitor the situation.”