Web Service Request Icon 2.png

Service Request

Web Mosquito Prevention Icon 2.png

Mosquito Prevention

Web Board Agenda Icon.png

Board Agendas

District News

West Nile Virus Update 

There were no positive West Nile virus 
mosquito samples collected this week 
October 19th - October 23rd, 2020.

Have a Game Plan
Against Mosquitoes! 

mosquito checklist -01.png

Covid-19 Update 


If you wish to visit the district for insect identification or to pick up mosquitofish, please call first to make an appointment. 


When arriving at the District, a facial covering is mandatory to enter the building. Call us at 909-635-0307 for appointments.

District services have been updated so that staff will start knocking on doors, leaving doorhangers, and providing regular service requests with the following conditions:


  1. Whenever dealing with the public, District staff must wear a facial covering.

  2. Staff must maintain social distancing while performing a service request. 

  3. If requested, the District will continue its contactless service to residents.

Invasive Aedes Information



  • Inspection for mosquitoes
  • Habitat modification for vector reduction
  • Swimming pool inspection
  • Larvicide and pupacide applications
  • Pre-construction vector survey
  • Inspection for rodents around residence
  • Honey Bee Hive Removal in vegetation and non-structural areas (Any bees in or on homes, walls, and other structures require a private pest control company or beekeepers association) during non-peak mosquito breeding times.

The District's Vector Control Technicians respond to resident concerns when they call in or use our website to create a service request. Our technicians strive to respond within 48 hours to all requests.

Phone: (909) 635 - 0307
Fax: (909) 635 - 0405
  • Instagram
  • Facebook Social Icon
  • Twitter Social Icon
Address: 1295 E. Locust St., Ontario, CA 91761