West Nile Virus Activity Increases
Aug 18, 2025 06:21PM
● By
Sacramento Yolo Mosquito & Vector Control District News Release
Further West Nile virus activity (WNV) evidence was detected throughout Sacramento and Yolo counties, as 13 mosquito samples and three dead birds tested positive Aug. 13, the highest number of positive results reported in a single day this year, according to the Sacramento-Yolo Mosquito & Vector Control District.
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