Current Topics


Residents advised to be vigilant during mosquito season

August 30, 2018

Mosquitoes carrying West Nile virus have been found in parts of New Hampshire, and a recent batch in Kittery, Maine also tested positive. This is not unusual this time of year as the diseases mosquitoes carry have had more time to spread environmentally. Although Portsmouth has a mosquito control program that includes spraying to reduce mosquito populations, the most effective prevention of illness is personal protection. 


Mosquito control operations begin in Portsmouth

July 2, 2018

The Mosquito Control program begins July 2, 2018 in the City of Portsmouth. Crews from Dragon Mosquito Control will be checking swamps, salt marshes, woodland pools, ditches, catch basins and other shallow, stagnant water for mosquito larvae. When mosquitoes are found, the following larvicides may be used:


Holiday Food Safety 2017

November 16, 2017

As we move into the Holiday season, the Health Department would like to remind you that food borne bacteria don’t take holidays, so be mindful of food safety as you prepare your Holiday feasts.



September 18, 2017

Current Portsmouth Ordinance Chapter 4, Food Licensing and Regulations covers food service in Portsmouth and is in the process of being updated.