West Nile Virus (WNV)
Concerned About West Nile Virus?
Visit our mosquito control page to find out what you can do to protect yourself and your family.
West Nile virus was first detected in Fairfax County in 2000 when a single crow was found to be infected. In 2001, more birds were found infected and in 2002 the virus was found infecting birds, horses, mosquitoes and humans. Since 2002 WNV has been found in humans, mosquito and birds.
Fairfax County's West Nile virus program includes:
What You Should Know about West Nile virus: