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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.


September 07, 2017
Eastern Equine Encephalitis
Monroe County, WI
Confirmed Case(s): No Quarantine
Source: Wisconsin Department of Agriculture, Trade, and Consumer Protection

The Wisconsin Department of Agriculture, Trade, and Consumer Protection has confirmed two new cases of Eastern Equine Encephalitis. Both horses, a 17-year-old Quarter Horse mare and a 2-year-old QH/Paint filly, were from Monroe County, were unvaccinated, and both were euthanized as a result. This brings the total to 10 EEE cases for 2017.

September 07, 2017
West Nile Virus
Sauk, Dane, Oneida, Langlage, Outagamie, St. Croix, and Racine Counties, WI
Confirmed Case(s): No Quarantine
Source: Wisconsin Department of Agriculture, Trade, and Consumer Protection

The Wisconsin Department of Agriculture, Trade, and Consumer Protection has reported confirmation of six additional cases of equine WNV on September 6th. A 9-year-old, unvaccinated Percheron gelding from Sauk County was euthanized. A 23-year-old, unvaccinated QH gelding from Dane County is recovering. A 9-year-old, unvaccinated QH mare from Oneida County is recovering. A 5-year-old pony mare of unknown vaccination status, from Langlade County is recovering. An undervaccinated, yearling Arabian gelding from Outagamie County was euthanized. An 8-year-old, unvaccinated Belgian mare from St. Croix County is recovering. Another case was confirmed on September 7th in Racine County. The 7-year-old Arabian mare is recovering. This brings the total to 13 confirmed WNV cases for 2017.

September 07, 2017
West Nile Virus
Boulder, Lincoln, Mesa, and Larimer Counties, CO
Confirmed Case(s): No Quarantine
Source: Colorado Department of Agriculture

The Colorado Department of Agriculture has received reports of four additional cases of horses with West Nile Virus, bringing the total count to five in 2017.  Cases have been confirmed in the following Colorado counties:  Boulder, Lincoln, Mesa, and Larimer (2). 

September 05, 2017
Eastern Equine Encephalitis
Cumberland County, NJ
Confirmed Case(s): No Quarantine
Source: New Jersey Department of Agriculture

A 5-years old mare in Cumberland County, New Jersey was diagnosed with Eastern Equine Encephalitis. The mare was not vaccinated and died on August 28, 2017. This is the first reported case of EEE in New Jersey in 2017. 

September 02, 2017
Strangles
Pickens County, GA
Confirmed case(s): Official Quarantine
Source: Georgia Department of Agriculture

On September 1, a single premise in Pickens County, GA was placed under quarantine for a positive strangles culture. The index case developed clinical signs on August 26.

September 02, 2017
West Nile Virus
Laurens, and Carroll Counties, GA
Confirmed Case(s): No Quarantine
Source: Georgia Department of Agriculture

The Georgia Department of Agriculture has confirmed (1) additional case and (1) presumptive positive case of WNV in the following counties: Laurens (2 year, unvaccinated QH mare) and Carroll (4 year, unvaccinated TWH mare). Both horses presented with acute onset ataxia and difficulty rising. In one case, the horse recuperated with supportive therapy and in the second, presumptive positive case, the horse was euthanized due to progression of clinical signs. The 2017 total reported WNV cases in GA to date are 2 confirmed, 1 presumptive positive.

September 02, 2017
Eastern Equine Encephalitis
Effingham, Houston, and Lowndes Counties, GA
Confirmed Case(s): No Quarantine
Source: Georgia Department of Agriculture

The Georgia Department of Agriculture has confirmed additional EEE cases in the following counties: Effingham (8 year, vaccinated Paint gelding), Houston (11 month, unvaccinated Friesian filly), and Lowndes (4 year, unvaccinated Miniature Horse). An additional suspect case was identified in Bryan County (15 year, vaccinated Miniature Horse).  In 3 of 4 cases, the horses had acute onset neurologic signs such as ataxia, head tremors, seizures, and difficulty rising. One case (Effingham) had an insidious onset with an initial complaint of pneumonia. In all cases, the horses were euthanized due to progression of clinical signs. The 2017 total reported EEE cases in GA to date are 4 confirmed, 1 suspect.

September 01, 2017
West Nile Virus
Washoe, Lyon, Humbolt Counties, NV
Confirmed Case(s): No Quarantine
Source: Nevada Department of Agriculture

The Nevada Department of Agriculture confirmed West Nile Virus in three horses in Nevada this week.  The first was a 2 year old male horse with unknown vaccination status in Washoe County, second horse was an adult stallion in the Virginia Range Estray herd (unvaccinated) located in Lyon County and the third horse was 22 year old unvaccinated mare in Humboldt County.  

 

September 01, 2017
West Nile Virus
Box Elder County, UT
Confirmed Case(s): No Quarantine
Source: Utah Department of Agriculture and Food

On August 30th, the Utah Department of Agriculture and Food received confirmation of WNV in an unvaccinated 5-year-old Quarter Horse mare in Box Elder County. On presentation the horse was ataxic, unable to eat or drink and was euthanized shortly after failing to respond to treatment an interactive map of WNV cases in Utah is available at ag.utah.gov/animal.html

September 01, 2017
Equine Infectious Anemia
Finney and Kearny Counties, KS
Confirmed case(s): Official Quarantine
Source: Kansas Department of Agriculture Division of Animal Health

On August 29th The Kansas Department of Agriculture Division of Animal Health (KDA–DAH) confirmed two horses were  positive for Equine Infectious Anemia (EIA). One horse is located in Finney County, and the other is located in Kearny County; both premises are under quarantine, and all other horses on site are being tested. For more information go to: http://agriculture.ks.gov/AllNewsItems/2017/08/30/additional-horses-test-positive-for-equine-infectious-anemia