Bergen County Mosquito Spraying - 9/29/25

Please note that Bergen County Mosquito Control will be performing an early morning ULV Truck Spray in Old Tappan on Monday, September 29^th, between the hours of 3:00AM-6:00 AM.

They will be spraying Duet adulticide to eliminate active, adult mosquitoes as well as Vectobac larvacide to help control the mosquito larvae.  As a precaution, keep your windows closed.

In the event that it rains, the spray will be postponed until Tuesday, October 7^th, 2025.

Click below to see the fact sheets for the materials being used. The map of the spray area and additional information can be found on the Bergen County website: Truck Spray Schedule – Bergen County, NJ – Official Website

DUET Fact Sheet

Pesticide Fact - Bsph 04-02-25

Vectobac Fact Sheet

Click the link to see the map - Old Tappan Spray Map