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About

The Suffolk County Department of Public Works, Division of Vector Control, is responsible for controlling mosquitoes, ticks and other arthropods of public health importance. Working closely with the Department of Health Services, this work is performed under the authority of the New York State Public Health Law - Article 15, Sections 1500, 1501 and 1502, Suffolk County Local Law - Number 16 and the Suffolk County Charter - Section 8.

Programs and Services

Mosquito Control Request

Suffolk County Residents can request mosquito control and/or notify of a mosquito issue.

No Spray Law Registry

Suffolk County has adopted a new law creating a "no-spray" registry for people who do not want their property subject to adult mosquito control (aerosol and fog applications)

Internship Program

The division of Vector Control has seasonal internship opportunities covering a range of projects related to the management of arthropods of public health importance.

Scheduled Mosquito Spraying

Our mosquito spraying schedule is updated daily with information regarding where adult mosquito control spraying will occur.

Tick Research and Control

Our efforts include a County wide tick surveillance program, field efficacy trials with traditional and natural oil based (25 (b)Exempt) tick control products, and the developement of a park-scale tick management program.

Wetland Management

Division of Vector Control uses Integrated Marsh Management (IMM) -- a "comprehensive approach to ecological restoration and mosquito control.

Important Links & Resources

Mosquito Control Product Information

Various products are utilized for mosquito control. Click the button below to view a listing of Adult Mosquito and larva chemicals, labels and SDS’s utilized in our program.

Annual Vector/ Mosquito Control Plan of Work

The division meets its responsibilities in consultation with the Suffolk County Department of Health Services (SCDHA) and appropriate federal state and local agencies.

Annual Notice of Mosquito Control Operations

The division of Vector Control shares the annual insecticide application details for mosquito control plan each year.

Department of Health Services

The Divison of Vector Control works closely with the Department of Health Services Arthropod-Borne Disease Labroatory.

Additional Resources

Below please find additional information concerning mosquito-borne diseases and pesticides used in mosquito control:

Centers for Disease Control (CDC) - Vector Borne Diseases: West Nile virus and other mosquito and tick borne diseases.


US Environmental Protection Agency - EPA Fact Sheets on mosquito control and pesticides used to control them.


NY State Health Department - West Nile Virus information site.


NYS Dept. of Environmental Conservation - Protecting NY State's natural resources and environment.


The National Pesticide Information Center (NPIC) - A cooperative effort of the EPA and Oregon State University.


Suffolk County Government

H. Lee Dennison Bldg

100 Veterans Memorial Hwy
P.O. Box 6100
Hauppauge, NY 11788

Riverhead County Center

County Road 51
Riverhead, NY 11901