Coverage dated September 20, 2026 to September 24, 2026

West Nile virus surges in Los Angeles County as mosquito spraying gets underway

Headline from Foxla

A surge in West Nile virus cases has Los Angeles County stepping up its fight against mosquitoes, with crews spraying pesticides in La Puente Wednesday night. At least 100 people have been infected with West Nile virus in Los Angeles County this year, with 94 hospitalized and five deaths, according …

Foxla's own description from its feed. We collect headlines and these descriptions, not full articles; read the original reporting below.

Reports & sources

4 articles, oldest first.

  1. NBC Los Angeles

    LA County's West Nile cases reach 10-year high as mosquito season persists (opens NBC Los Angeles)

    Published

    NBC Los Angeles's feed description

    Los Angeles County is seeing the highest number of West Nile virus infections in nearly a decade, public health officials said Monday. As of this week, LA County reported 100 West Nile virus cases. Public health officials expect to see more infections as it is still early in the mosquito season, whi…

  2. ABC 7 Los Angeles

    Los Angeles County reports 100 West Nile virus cases, most in nearly a decade (opens ABC 7 Los Angeles)

    Published

    ABC 7 Los Angeles's feed description

    Los Angeles County health officials reported that 100 cases of West Nile virus have been recorded so far this year, the most in nearly a decade.

  3. KTLA Los Angeles

    Health officials warn of severe West Nile season in Los Angeles (opens KTLA Los Angeles)

    Published

    KTLA Los Angeles's feed description

    Los Angeles County residents are being urged to take precautions after health officials reported the highest number of West Nile virus cases at this point in the mosquito season in nearly a decade. One hundred cases of West Nile virus infection have already been confirmed this year, the Los Angeles …

  4. Foxla

    West Nile virus surges in Los Angeles County as mosquito spraying gets underway (opens Foxla)

    Published

    Foxla's feed description

    A surge in West Nile virus cases has Los Angeles County stepping up its fight against mosquitoes, with crews spraying pesticides in La Puente Wednesday night. At least 100 people have been infected with West Nile virus in Los Angeles County this year, with 94 hospitalized and five deaths, according …