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Click the links below for information from Suffolk County on the current pandemic

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Vector/Mosquito Control

The Suffolk County Department of Public Works, Division of Vector Control, is responsible for controlling mosquito infestations that are of public health importance. 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)

Scheduled Mosquito Spraying

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

Suffolk County Mosquito Control and Wetlands Management Plan

The plan describes major components including Progressive Water Management, Scientifically Based Decision Making, the Plan Approach, Improved Control Methodology, and the benefits of Interagency Cooperation and Public Input.

Vector/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 Notice of Mosquito Control Operations
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.

 Additional Resources

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