A vector is any insect, arthropod, or other animal of public health significance capable of harboring or transmitting the causative agent of human disease. Vectors of public health significance commonly found in Ventura County include: mosquitoes, rodents, and ticks. For more information, check out the Vector Control Program Pamphlet.
Vector Control Program staff perform mosquito monitoring and control activities at over 2000 potential mosquito breeding sources to prevent and minimize the exposure of the public to mosquito borne diseases including: West Nile Virus, other types of Encephalitis, and Malaria. Staff also monitors the County areas for Plague, Lyme Disease, and Hantavirus to prevent and minimize the exposure of the public to these diseases.
Vector Control Program Hotline
Vector control staff responds to reports of mosquitoes or potential mosquito breeding sources from the public. Please contact us at the following numbers, or File a Complaint on-line.
- Mosquito Complaint Hotline 805 658 – 4310
- Request Mosquito Fish 805 662 – 6582
- Report a Dead Bird 1 877 WNV - BIRD (1 877 968 - 2473)
Press Releases, Reports, and Notices
- 2019 Annual Report of Vector Control Activities (PDF) - posted May 2020
- Mosquito Season and Response to COVID-19 (English) - 4/1/20
- Temporada de mosquitos y respuesta a COVID-19 (Spanish) - 4/1/20
- 2019-2020 Vector Control Program Annual Engineer's Report (PDF)- posted June 2019
- Notice of Intent to Apply Aquatic Pesticides for Mosquito Control
- Mosquito Season Information - 3/19/2019
- Mosquito Sample Tests Positive for WNV 7/3/2019.
The Vector Control Program does not address all pests in the County. Here are some links to other pest control resources:
- Ventura County Agricultural Commission
- California Department of Food and Agriculture
- US EPA Integrated Pest Management Principles
- UC Statewide Integrated Pest Management Program