Outbreaks | Equine Disease Communication Center

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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Eastern Equine Encephalitis

Forest, Lincoln, Clark, Langlade Counties, WI

Alert ID: 330

September 26, 2016

The Wisconsin Department of Agriculture has reported five new cases of EEE. All were confirmed late on September 23rd. Forest County: 8-yr.-old Saddlebred mare, unvaccinated; presented with fever, ataxia, blindness, unresponsive; euthanized September 14th. Lincoln County: 4-yr.-old Quarter Horse gelding, unvaccinated; presented September 14th with occasional paddling, seizures, cortical blindness, ataxia, bruxism, exaggerated eye responses; unresponsive, euthanized on September 15th. Lincoln County: 18-yr.-old Quarter Horse mare, no vaccination this year (unsure previous years); presented September 19th with ataxia, minimally responsive, bruxism, blindness; injuring itself; euthanized September 20th. Clark County: 8-yr.-old grade gelding, unvaccinated; presented down and unresponsive on September 20th; died despite treatment September 23rd. Langlade County: 12-yr.-old grade stallion, unvaccinated; presented September 13th recumbent, depressed, listless, coaxed to stand, but went back down; died September 14th. This makes a total of 10 Equine EEE Cases in Wisconsin for 2016.

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