EEE Found in Londonderry Mosquito Test Batch, Fields Sprayed

Londonderry Health Inspector Richard Canuel announced that Eastern Equine Encephalitis (EEE) was discovered in mosquitoes found in Londonderry by town mosquito control contractor Dragon Mosquito Control. The test batch was sent to Concord for analysis.

Whitney Howe, vector-borne surveillance coordinator for the state Department of Health and Human Services (DHHS), said the batch was tested Sept. 5 and the town notified residents the following day.
As a result, Dragon Mosquito sprayed the following areas on the evening of Saturday, Sept. 14: Matthew Thornton School, Londonderry Middle School, Londonderry High School, Moose Hill School, North School, South School, Nelson Road fields and West Road fields.
The notice of spraying was posted on the town website home page and stated that the insecticides Duet (prallethrin & sumithrin) and CrossCheck (bifenthrin) were used to control adult mosquitoes.