Contact Us:
(209) 982-4675 or
1-800-300-4675

Office Hours:
Monday - Friday
7:00 a.m. to 3:30 p.m.

Address:
7759 S. Airport Way
Stockton, CA 95206-3918

This area intentionally left blank for future information.

The District's mosquito-borne disease surveillance program tests samples of known mosquito species that have the ability to carry West Nile Virus (WNV). The samples tested are of 50 or less mosquitoes. For the week below, traps were placed and collected samples of mosquitoes were tested for WNV. The results are below.
The District is running a full schedule of mosquito trapping.

Positive Mosquito Samples
3 for week of 6/29/25
11 total for 2025

Positive Dead Birds
2 for week 6/29/25
2 total for 2025

Click here for human cases and positive equine information: westnile.ca.gov

Mosquito populations increase as the weather gets warmer. Your well-being is our HIGHEST priority. However, it's initially ON you to keep mosquitoes OFF. Remove all standing water around your property. Report significant mosquito problems to the District. See tips to prevent mosquito bites.

Day Biting Mosquitoes

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The Asian tiger mosquito, Aedes albopictus and the yellow fever mosquito, Aedes aegypti, have become established in some areas of California. Aedes aegypti were found in west Stockton, CA during the summer of 2019. These species can develop in artificial containers in warmer areas.

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Public Information Outreach

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Through public information and outreach, the District provides updated and timely information and educational material to inform the public. YouTube, Facebook, Brochures and Publications, Be A Mosquito Detective, Take the Mosquito Quiz.

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Stay Informed

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