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  • Writer's pictureDr. Clifford Brown

West Nile Virus in Custer County

Public Health Warning 30 August 2023

West Nile Virus in Custer County

Vector: infected mosquito (not human-to-human)

Protective measures:

• Wear long sleeves/pants during evening/early morning.

• Use Deet-containing mosquito spray on all exposed skin surfaces.

• 1 tablespoon of cooking oil onto any standing water (troughs, ponds).

Symptoms of human infection: Usually asymptomatic (no symptoms)

1 in 5 can develop serious illness (encephalopathy): High fever, headache, neck

stiffness, coma, stupor, tremors, convulsions, vision loss, numbness,


For further information, contact:

Custer County Public Health


Clifford Brown, OD, MPH, FAAO(D}


Director of Custer County Public Health Agency

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