The Orange County Mosquito and Vector Control District (OCMVCD) has confirmed that mosquitoes collected in the cities of Anaheim and Garden Grove have tested positive for West Nile virus (WNV). These are the first samples to test positive in the county this year. A dead bird recovered in Garden Grove has also tested positive for the virus.
The positive mosquitoes were collected in areas bordered by Euclid Ave., W. Broadway, Interstate 5, and W. Ball Rd. in Anaheim; Magnolia St., W. Cerritos Ave., Gilbert St., and W. Katella Rd. in Anaheim; Haster St., Lampson Ave., Lewis St., and State Route 22 in Garden Grove; and Gilbert St., Lampson Ave., Brookhurst St., and Garden Grove Blvd. in Garden Grove.
West Nile virus is primarily transmitted to humans through the bite of infected mosquitoes, which acquire the virus when feeding on infected birds. At present, Orange County has not reported any human cases of West Nile virus…