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Disease Outbreak 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.


Date Disease Location Status
February 15, 2016 Equine Herpes Viruses Sunland Park, NM Confirmed case(s): Quarantine
The number of horses diagnosed positive for the EHV-1 to-date is 70. The number of horses that have been released from isolation is 15. Currently there are still 15 exposed barns. The surrounding facilities have not had any positive cases and have been released from quarantine after 21 days with no movement on or off premises.. Both Frontera and Sunland Park remain under quarantine.
February 13, 2016 Equine Herpes Viruses Sundland Park, NM Confirmed case(s): Quarantine
The total tally of positive horses is 65, no new exposed barns for the past couple of days. Total number of barns released from “exposed” status is 11. Eight horses have been released from isolation to date. The outbreak is still within the quarantined perimeter.
February 11, 2016 Equine Infectious Anemia Okeechobee County, FL Confirmed case(s): Quarantine
On 2/10/2016 a positive EIA case was confirmed in Okeechobee County, FL. The premise and all horses with 200 yards surrounding the premise are currently under quarantine until further testing of the animals are complete. An epidemiological trace is underway. This is the first EIA positive for Okeechobee County and Florida for 2016. Go to http://www.aaep.org/info/horse-health?publication=757
February 10, 2016 Equine Herpes Viruses Sunland Park, NM Confirmed case(s): Quarantine
The current tally of confirmed positive horses is 62. To date, 8 barns have been released from exposed status. Total exposed barns at this time is 20. All are still confined within the original quarantine perimeter.
February 09, 2016 Equine Herpes Viruses Sunland Park, NM Confirmed case(s): Quarantine
February 9, 2016--Latest Information regarding Sunland Park EHV-1 outbreak: ---Number of horses diagnosed positive for the EHV-1 virus to-date: 61 ---Number of horses released today from the isolation barn: 3 ---Number of exposed barns that have been returned to non-exposed status to-date: 6 ---List of facilities within the quarantine perimeter: Sunland Park Racetrack, Frontera Training Center, Jovi, and Lazy S.
February 09, 2016 Equine Herpes Viruses Riverside County, CA Confirmed case(s): Quarantine
February 9, 2016: A fourteen (14) year-old polo mare, in Riverside County, displaying acute onset neurologic signs was euthanized on Sunday, February 7, 2016. The necropsy results from the California Animal Health and Food Safety Laboratory on February 9th, confirmed the non-neuropathogenic strain of EHV-1. All seventy (70) exposed horses in the stabling area have been placed under quarantine with required twice daily temperature monitoring. At this time, no additional horses are displaying clinical signs. All exposed horses will be monitored for clinical signs and fever for 14 days post-exposure. Enhanced biosecurity measures have been implemented and immediate isolation protocols for any horse with a temperature over 102F, or compatible clinical signs, are in place. CDFA has conducted an initial epidemiologic investigation to identify potentially exposed horses. There is no known link to the current EHV-1 outbreaks in other states. CDFA will continue to monitor the situation.
February 09, 2016 Strangles St. Johns and Palm Beach Counties, FL Confirmed case(s): Quarantine
On Feb 8th, Florida confirmed and quarantined two new premises for strangles. The first premise located in St John’s County had two horses, one clinical with travel history two weeks prior to the New Smyrna area. The second farm located in Palm Beach County has one of 80 horses displaying clinical signs. This horse came from Kentucky about 2 weeks prior and was immediately isolated upon onset of clinical signs. This is the first case for St. John’s County, the second for Palm Beach County and the third and fourth cases for Florida in 2016.
February 08, 2016 Equine Herpes Viruses Turf Paradise, AZ Confirmed case(s): Quarantine
There were three horses shipped to AZ’s Turf Paradise track just before the NM index case broke with EHM. These horses were isolated once the NM case was announced. One of those three horses developed CNS signs, was euthanized and confirmed positive for EHV about one week after the NM index case. The other two horses have not shown any signs and no other horses at the track have shown signs. Turf Paradise is under quarantine until February 18, 2016.
February 08, 2016 Equine Herpes Viruses Sunland Park, NM Confirmed case(s): Quarantine
Total confirmed EHV-1 positives to date is 56. Currently, total exposed barns is 20 (some have been released some and gained some). We have released 3 horses from isolation based on negative results on retests. We are still just limited to our quarantined perimeter. There are requests to bring horses in (not allowed) despite the quarantine. All traces from Jan. 2-21 have been completed and contacts with individual states have not identified anymore cases other than the initial trace to Turf Paradise.
February 06, 2016 Equine Herpes Viruses Sunland Park, NM Confirmed case(s): Quarantine
The current total as of today is 51 total positive horses. Three horses have been released from isolation based on negative swabs and blood on recheck. Three barns were released from their individual exposure quarantines based on no new cases in the past 14 days.