The Contra Costa Mosquito and Vector Control District has detected West Nile Virus in the area, the District confirmed. A California scrub jay in San Ramon tested positive for the virus, the District ...

A Fort Collins resident is Larimer County's first human West Nile virus case of the season, the Larimer County health department announced July 23.

Colorado health officials said mosquitoes carrying the West Nile virus have been found in Adams, Boulder, Denver, Larimer and Weld counties.

Southland residents are being asked to take precautions after health officials found mosquito samples testing positive for ...

The West Nile virus has been identified and is considered active in Butte County following positive test in two mosquito ...

The article West Nile Virus Detected In Orange County: What To Know appeared first on Orange County Patch. ORANGE COUNTY, CA — Health officials are warning residents about the presence of West Nile ...

Public health officials on July 22 said mosquito samples collected in Anaheim and Garden Grove have tested positive for West Nile virus, the first confirmed virus activity this year.