Ventura County Horse Tests Positive For West Nile Virus

Wednesday September 18, 2019

     The Ventura County Environmental Health Division says that a horse has tested positive for the West Nile Virus.

   The horse is from the Simi Valley area and the positive confirmation was made on September 17th.

   Officials say this is the first case of equine West Nile Virus in Ventura County in three years.

   WNV is established in Ventura County. For information on WNV in horses, owners should contact their veterinarian and visit 

   West Nile is spread by mosquitos to animals and humans.

   Officials say to minimize exposure to mosquitos eliminate any standing water from your property now matter how small and make sure doors and windows have tight-fitting screens.

   When you are outdoors, wear protective clothing and apply an EPA approved insect repellent.

   More information on that at 

   If water is stored in rain barrels or other containers, cover all openings with tight fitting lids or 1/16-inch fine mesh screen.

   To report any potential mosquito breeding sources in Ventura County the public can call the mosquito complaint HOTLINE at 805/658-4310.

   The Division also provides mosquito eating fish to the public to use in non-maintained swimming pools, ornamental ponds and similar water features. To request mosquito-eating fish call 805/662-6582.

    To report wild birds that have died recently call the California Department of Public Health at 877-WNVBIRD (877-968-2473).

     To obtain information about mosquito control and surveillance efforts in Ventura County please visit the Division’s website: