The public is encouraged to request service from the District. Please use the form below to report daytime biting mosquitoes, other mosquito-related problems, or to request mosquitofish. There is no charge for these services. San Joaquin County residents can call the District at 209-982-4675 or 1-800-300-4675 or fill out and submit the form below. The District usually is able to respond in 24 to 48 hours. In addition, call the District to inquire about information on ticks, or insect identification. If submitting a tick(s) for identificaton or testing, please see Tick Submission Form & Guidelines. Only for residents of San Joaquin County (cities and county)
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or online at westnile.ca.gov
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