Equine Disease Communication Center

Florida reported more strangles in the state an a horse euthanized due to EEE.

A horse in Orange County, California, was confirmed with neurologic herpesvirus.

A filly from Baker County, Florida, was euthanized in March due to EEE.

Eight Florida counties reported cases of equine strangles in March and thus far in April, 2018.

A case of neurologic equine herpesvirus has been confirmed in King County, Washington, with two additional premises quarantined.

Multiple horses on one premises have strangles in Chippewa County, Michigan.

The first positive EHM case for Michigan in 2018 was diagnosed in Washtenaw County.

Hazelwild Farm boarding barn was released from quarantine; the farm's school barn horses are still being observed. A second farm was released from quarantine.

A horse on a Union County property was diagnosed with EHM in mid-March. A second horse on that property now has been diagnosed with EHV-1 with no neurologic signs.

The New Jersey Department of Agriculture has confirmed a case equine herpes myeloencephalopathy (EHM) in Union County, New Jersey.

Six horses in five counties have tested positive for Eastern equine encephalitis (EEE) in Florida.

Florida is now up to 14 official strangles quarantines in 2018.

A horse in Sheridan County, Wyoming, has tested positive for neurologic herpesvirus.

Three Maryland farms that had horses present at the EHV-1 premises in Virginia have been placed on "hold."

The Arizona state veterinarian alerted horse owners of a positive EHM cutting horse that had been at South Point Arena in Nevada and a show in the state.

The Office of the Wyoming State Veterinarian has confirmed that all quarantines have been released except the one at the Ag Complex in Wright, which is due to be released on Friday, March 2.

The Arizona Department of Agriculture has confirmed a case of equine herpesvirus myeloencephalopathy (EHM) in a Quarter Horse in Maricopa County.

A lead pony at Los Alamitos Race Course in California was euthanized due to neurologic herpesvirus.

A horse barn in Chester County has been quarantined for EHV-1.

A 4-year-old Thoroughbred filly was euthanized due to complications of equine herpesvirus myeloencephalopathy at Belmont Park.

Two of three mares affected with EHV-1 in Bannock County, Idaho, were euthanized.

The Michigan Department of Agriculture and Rural Development has confirmed a case of strangles in an 8-year-old Quarter Horse mare from Wayne County.

The Arizona Department of Agriculture confirmed a case of equine herpesvirus myeloencephalopathy (EHM due to equine herpesvirus type 1: wild strain) in a horse at Turf Paradise in Maricopa County.

The Pennsylvania Department of Agriculture released updates about equine herpesvirus quarantines at The Meadows racetrack and New Bolton Center.

All three quarantined premises, which contain 26 quarantined horses total, are instituting biosecurity practices.

A mare in Gooding County, Idaho, was euthanized due to EHM. A mare in Gem County aborted due to EHV-1.

A Chesterfield County, Virginia, boarding stable has two horses positive for EHV-1, one with neurologic signs, and others running fevers.

One horse euthanized due to neurologic herpesvirus in Campbell County, Wyoming. Eleven other horses exposed.

The quarantine for EHV-1 at and biosecurity on the affected barn at Turfway Park was raised to Alert Status by the Kentucky Department of Agriculture. No new cases have been diagnosed.

On January 31, 2018, the Virginia Department of Agriculture and Consumer Services (VDACS) confirmed a diagnosis of equine herpesvirus myeloencephalopathy (EHM) in a horse in central Virginia.

A Quarter Horse mare in Jerome County, Idaho, was euthanized due to neurologic herpesvirus.

The Florida Department of Agriculture and Consumer Services has confirmed equine strangles in Lake and Walton Counties and EEE in St. Johns County in January 2018.

The Oregon Department of Agriculture is reporting that a case of wild type EHV-1 has been detected at the Portland Meadows racetrack.

A neurologic Standardbred at The Meadows racetrack in Pennsylvania has tested positive for EHV-1.

24 horses have been reported as affected with equine influenza in Bibb County, Georgia, with 57 horses exposed.

A horse in Albemarl County, Virginia, has tested positive for EHV-1 after exposure to the EHM horse at New Bolton Center.

Eight trace-forward premises and one trace-back premise have been placed under quarantine for equine herpesvirus.