HealthDisease Outbreak2026-05-21🇺🇸

First West Nile virus activity detected in Los Angeles County

source: Greater Los Angeles County Vector Control District -> target: Los Angeles County residents

On 2026-05-21, the Greater Los Angeles County Vector Control District confirmed two West Nile virus-positive mosquito samples in Los Angeles County. The samples were collected in Long Beach and Pico Rivera, indicating early seasonal virus activity in local mosquito populations.

0.12Significance1.0Magnitude0.1Systemic0.1Market1Articles
Location
Los Angeles CountyCaliforniaNorth AmericaUnited StatesNorth America34.052, -118.244
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