Skip to main content

West Nile Virus, Previous Years' Data

For older or more comprehensive data, please contact us at info@smcmvcd.org

 

Dead Bird Testing Data, San Mateo County, previous 5 years

YearReportedTestedPositive
2020244851
2019233640
20184091275
2017404791
201652911115

 

Mosquito* Testing Data, San Mateo County, previous 5 years

YearPools TestedPositive
20202670
20191180
20181312
201740
20162355

*Mosquito samples are female Culex mosquitoes pooled by species in groups ranging from 1-50 individuals per pool

 

Page last reviewed: July 7, 2021

 

Join our mailing list