Current Virus Activity
Current West Nile virus activity in Contra Costa County.
News and Current Events
Official announcements and articles highlighting important vector and vector-borne related news.
Invasive Mosquito Species of California
While not currently in Contra Costa county, two invasive mosquito species that can transmit Zika, dengue, yellow fever, and chikungunya are in other parts of California.
In a Minute Videos
These one-minute videos take you right to the action as we control the insects and animals capable of transmitting disease/causing harm.
