Click for Info and Interactive Map for July 26th and 27th Aerial Treatment in Woodland

Live Update as of Tuesday, July 26th 1:18 AM:
Aerial spraying to control mosquitoes infected with West Nile Virus in Woodland scheduled for Tuesday July 26th and Wednesday July 27th from approximately 8:00pm to midnight weather permitting. This message will be updated live when spraying begins and ends each night.

News Release: Intense West Nile Virus Activity in Yolo County Prompts Aerial Spraying

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Text "sprayupdate" to 69922 for urban aerial spraying updates. Due to a mobile network outage we have moved to a new short code to make sure our messages are delivered. There is no need to rejoin if you previously subscribed, and any new subscribers to the previous code will be moved automatically.

Fight the Bite Videos: Mosquito Awareness Week and our 70th Anniversary!

  • Zika Virus and our District
  • Zika Virus Fact Sheet


  • We help protect your health by controlling mosquitoes that spread disease

    Mosquitoes are more than a nuisance; they are a major threat to public health. We use proven, effective methods to control mosquitoes and reduce the risk of mosquito-transmitted diseases such as West Nile virus.

    Learn more about our integrated pest management approach as well as the latest news here on our website.

    For information on recommended mosquito repellents, visit the Center for Disease Control.