Yellow Fever Mosquito Found in San Mateo County - Click Here.

In 2014 to date, nineteen dead birds in San Mateo County has tested positive for WNV.

To view the most current list of WNV detections - Click Here.

Press Release 10/16/14 Click Here.

Press Release 9/17/14 Click Here.

Press Release 9/5/14 Click Here.

Press Release 8/29/14 Click Here.

Press Release 8/20/14 Click Here.

Press Release 8/8/14 Click Here.

Press Release 7/28/14 Click Here.

Press Release 7/25/14 Click Here.

To view previous press releases - Click Here.

For more info on West Nile virus - Click Here.

To report a dead bird or squirrel - Click Here.

Click below to view our monthly newsletter on district activities.

ento thumb

- Read back issues here

corner image

Welcome to San Mateo County
Mosquito and Vector Control District

corner image
An Independent Special District Working For You!

In San Mateo County, we pride ourselves on using an integrated mosquito and vector management system. The theory behind an integrated approach is to utilize multiple surveillance tools, take a preventative approach, and use targeted control measures to control mosquitoes in their larval stages.



West Nile Virus Fogging Updates

- 10/22/14 The Public Information Session will be held on October 27th at 7PM in the San Mateo City Council Chambers.
    - Agenda

    - Press Release

- 9/18/14 Fogging in the Areas of Foster City, Belmont, Redwood City and San Mateo.
    - Map of fogging zone

- 9/2/14 Fogging in the Areas of Redwood City, East Menlo Park and County Unincorporated.
    - Map of fogging zone


Adult Mosquito Fogging FAQ:


Information of products used for fogging


To Receive Spray Notifications- Sign up here