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Event Brief

Arcadia confirms first West Nile case this year

Health officials confirmed Arcadia’s first West Nile virus case of the year. The sample was collected Aug. 18 from a trap site near Baldwin Stocker Park by the San Gabriel Valley Mosquito and Vector Control District. West Nile spreads through bites from infected mosquitoes, and most infections cause no symptoms.
WHO: Health officials; San Gabriel Valley Mosquito and Vector Control District
WHAT: Confirmed the first West Nile virus case of the year in Arcadia after a mosquito sample tested positive.
WHEN: Reported Aug 30, 2026 at 1:28 AM ET
WHERE: Arcadia, California
WHY: The virus was detected in a sample collected from a mosquito trap site near Baldwin Stocker Park, indicating local transmission risk.

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