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02 February 24, 2025

02 February 24, 2025

Max Weirauch2025-03-20T09:03:22-07:00March 20, 2025|

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West Nile Virus Activity

Indicators Placer County* CA*
Mosquito Samples 145 2750
Dead Birds 8 151
Horses 0 5
Human Cases/Fatal Cases 6/1 92/8

*Updated 11/10/2025

Latest News

  • Placer County confirms first West Nile virus death of season October 6, 2025
  • First Human Case of West Nile Virus Reported in Placer County This Summer August 29, 2025
  • West Nile Virus Positive Mosquitoes Found in West Placer County Agricultural Area June 18, 2025
  • West Nile Virus Mosquitoes Detected In Sheridan July 11, 2024

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Day After Thanksgiving Holiday – Office Closed

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Board of Trustees Meeting

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