June 1, 2023 - Dead Birds Infected With West Nile Virus Confirmed In Alameda County
HAYWARD, CA - The Alameda County Mosquito Abatement District is reporting that two dead birds tested positive for West Nile virus on May 31, 2023. While the district found a group of West Nile positive mosquitoes at the beginning of the year in January, this is the County's first indication of active virus transmission in 2023. The dead bird was collected from Pleasanton, CA and tested at the…