Aerial spraying to control mosquitoes infected with West Nile Virus in Davis and Woodland has been scheduled for two consecutive nights: 

Sunday, August 6th between 8:30-11:00pm and

Monday August 7th between 8:30-11:00pm.

LIVE UPDATE – Aerial Spraying on Monday August 7th began at 9:00pm and completed at 9:51pm.
Aerial Spraying on Sunday August 6th began at 9:02pm and completed at 9:54pm.

Aerial spraying is designed to quickly reduce the number of adult mosquitoes infected with West Nile Virus which can become a threat to public health.

This aerial spraying treatment is a direct response to elevated West Nile Virus Activity in Davis and Woodland.

Click to view interactive map

Residents can sign up for urban aerial spraying text message updates by texting “sprayupdate” to 69922. Live status updates will also be posted to this web page. Text Messages will only be sent to subscribers when aerial spraying is scheduled, the first scheduled day, and a live notification when spraying begins and ends each day. Due to a change in regulations, replies will come from our new number 855-637-0816.

Press release: Intense West Nile Virus Activity Prompts Aerial Spraying for Woodland and Davis

Map of all WNV Activity

Spraying Frequently Asked Questions

 West Nile Virus Frequently Asked Questions

Label of Product Used: Dibrom Label PDF