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West Nile virus, mosquito

West Nile virus-positive mosquitoes found in Los Angeles County for the first time in 2025

The mosquitoes were located in Arleta, South El Monte, Valley Glen, Van Nuys, Panorama City and Lake Balboa, according to the Greater Los Angeles County Vector Control District.

· 1h · on MSN

West Nile Virus confirmed in Butte County, residents urged to take mosquito precautions

· 21h

First mosquitoes carrying West Nile virus found in Orange County

· 1d

Vanderburgh County resident reported as first West Nile case of the year for Indiana

The Indiana Department of Health announced Tuesday that the state's first case of West Nile virus for 2025 has been reported in a Vanderburgh County resident.

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Significant amount of West Nile carrying mosquitos detected in Tracy

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West Nile virus detected in Contra Costa County

· 18h

West Nile virus detected in mosquitos in Salt Lake County

Utah does see around 12-13 cases of WNV in humans each year, according to Kacy Nowak, with the DHHS epidemiology team.

· 1d

West Nile virus found in Norfolk

Colorado Public Radio · 20h

Colorado identifies first human West Nile virus cases of 2025, in Adams County

Officials issue warning after confirming troubling West Nile virus trend: 'It is much better to avoid getting this'

The city reported that it had discovered its first West Nile-positive mosquito for the 2025 season in early July. The Daily Camera reported the news, saying that while West Nile virus season was starting early in Colorado's Front Range, experts weren't certain that this would translate into a heavy season for infections.

Hoodline22h

Allegheny County Responds to West Nile Threat with Pesticide Treatments in Seven Neighborhoods

Allegheny County plans to treat neighborhoods with Zenivex E20 after mosquitoes tested positive for West Nile Virus.