Mospquito Control April, 2019

Mosquito Control April, 2019
Posted on 03/28/2019


TOWN OF HAMPSTEAD Mosquito Control

The Mosquito Control program begins the week of April 15, 2019 in the Town of Hampstead. Crews from Dragon Mosquito Control will be checking swamps, marshes, woodland pools, ditches, storm drains and other shallow, stagnant water for mosquito larvae. When mosquitoes are found, the following insecticides may be used:

VectoBac (Bacillus thuringiensis israelensis 2.8%)
Natular (spinosad 2.5%)
AquaBac 200G (Bacillus thuringiensis israelensis 2.86%)
Fourstar MBG (Bacillus thuringiensis israelensis 3.0% & Bacillus sphaericus 3.0%) VectoMax FG (Bacillus thuringiensis israelensis 4.5% & Bacillus sphaericus 2.7%) CocoBear MLO (mineral oil 10%)
BVA 2 Mosquito Larvicide Oil (mineral oil 97%)

If Eastern Equine Encephalitis or West Nile Virus is found in or near Hampstead, then emergency spraying may be conducted using one or more of the following products:

Cross Check Plus (bifenthrin 7.9%)
Permanone (permethrin 10.0%)

Emergency spray treatments may be conducted at the following locations:

Middle School Holiday Fields Woodland
Central School Pond Field 
Depot Pond Fields Meeting House Field


It is not possible to predict if emergency spraying will be necessary. The spray schedule is based upon mosquito surveillance data, disease test results and weather conditions. Further communication will be given if emergency spraying is going to take place.

Residents who do not want their wetlands treated may use our No-Spray Registry online at or write to Dragon Mosquito Control, P.O. Box 46, Stratham, NH 03885. Be sure to include your name, physical address, phone number, a description of your house and acreage.