Mosquito season typically starts in April, but the county reminded everyone on Thursday to follow three steps: Prevent, Protect and Report.

Mosquitoes collected during routine monitoring near the San Carlos neighborhood have tested positive for West Nile virus, ...

Mosquitoes collected during routine monitoring near San Carlos have tested positive for West Nile virus, the first detection ...

The County of San Diego has detected West Nile Virus in mosquitoes collected near San Carlos, and is urging residents to ...

San Bernardino County health officials are sounding the alert after the discovery of mosquitoes that tested positive for the ...

First human West Nile case in Sacramento County this year. Officials urge precautions before the holiday weekend.

Mosquitoes collected in San Bernardino have tested positive for West Nile virus,  San Bernardino County officials announced ...

Epidemiology Division announced Wednesday the county’s first human case of Neuroinvasive West Nile virus (WNV) for 2026.

Fort Bend County health officials confirmed the year's first human West Nile virus case and renewed warnings about mosquito ...

A mosquito-control district will release mosquitoes into Rosemont weekly starting July 7 to help eliminate dangerous species ...