Town of Fenwick Island

Message from DNREC- Mosquito Control


Weather permitting; the Delaware Mosquito Control Section plans the following insecticide application for mosquito larvae. This application could take place during the daylight hours on Wednesday, June 2, 2021 via helicopter.

Application of Vectobac12AS (liquid BTI) to control mosquito larvae in the following areas:

In Lewes and Fenwick Island.

Near Milton, Dewey Beach, Bethany Beach, and Ocean View.

This spray will also take place within the boundaries of Cape Henlopen and Delaware Seashore State Parks.

For notification purposes, spraying will be done in the following spray zones: 141, 142, 143, 167, 168, 179, 180, 191, 192, 203, and 204.

All insecticides to be used are registered with the USEPA for mosquito control and will be applied according to USEPA approved label instructions.  The USEPA has determined that the insecticides to be used do not pose unreasonable risks to human health, wildlife, or the environment. 

For further information, please visit the Mosquito Control Spray Information site or view the Spray Zone Map: