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 ...

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.

Contra Costa County confirms its first 2025 avian West Nile virus case in a California scrub jay, prompting community engagement and preventive measures.

Mosquitoes testing positive for West Nile virus were discovered in Anaheim and Garden Grove, the Orange County Mosquito and ...

Public health officials said mosquito samples collected in Anaheim and Garden Grove have tested positive for West Nile virus.

There have been three human cases of West Nile Virus in California this year, with one fatal case, according to the ...

San Joaquin County Health officials are encouraging residents to take extra precautions, particularly in the city of Tracy where a significant majority of mosquitoes carrying the ...

A bird infected with West Nile Virus was recently documented in San Ramon. The bird was Contra Costa County’s first to test ...

Nineteen State Certified Mosquito Control Technicians check 150 to 300 known mosquito sources in their designated areas of operation every seven days and respond to service requests from the public.

These are the first mosquitoes to test positive for the virus within the county since 2023, according to the county.

Shasta County Mosquito and Vector Control found 2025's first mosquitoes carrying West Nile Virus in the county. Here's how to ...