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 mosquitoes were located in Arleta, South El Monte, Valley Glen, Van Nuys, Panorama City and Lake Balboa, according to the ...

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.

July 7, 2025 (La Mesa) -- To protect the public and keep mosquitoes from potentially spreading West Nile virus, which was recently detected in Rolando, the County is scheduled to conduct ultra-low ...

Dr. Shikha Mishra, Kern Medical, explains that 80% of infected people show no symptoms, while serious cases can be life-threatening.

Dr. Shikha Mishra with Kern Medical discusses West Nile virus following the first diagnosed case in Kern County this year.

Kern County confirms first human case of West Nile virus this year. Health officials urge precautions against mosquito bites ...

Kern County’s first human case of the year of mosquito-transmitted West Nile virus has been confirmed, Kern County Public Health Services said Friday. The department did not say where the person lived ...