Mosquito Spraying Tuesday Evening in Sussex County

Weather permitting; the Delaware Mosquito Control Section plans the following insecticide application(s) during the evening hours on Tuesday, June 9, 2026:

Application of Zenivex E4 (Etofenprox) with a truck-mounted sprayer to control adult mosquitoes in the following areas:

Near Ocean View, Rehoboth Beach, Lewes, Georgetown, and Millsboro.

For notification purposes, spraying will be done in the following spray zones: 141, 151, 153, 154, 155, 164, and 191.

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.