Current Topics


Self-Isolation with Service Animals and Pets

March 16, 2020

At this time, there is no evidence that service or companion animals spread Covid-19.  However, this is a developing situation and there are reports of virus transmission to dogs, so please follow these conservative guidelines based on limited data and general recommendations for infection prevention and control of diseases that can


Health Department offers food safety tips for the holiday season

November 25, 2019

Moving 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.

The Partnership for Food Safety Education’s website is filled with tips, recipes and food safety advice, all in one location. The website also includes kid’s activities and handy shopping organizers and checklists! You can click here


Mosquito control program begins Monday, April 8th

April 8, 2019

The Mosquito Control program begins April 8, 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:


Opioid exhibit to be staged in Worth Lot on Saturday, March 23rd

March 23, 2019

The Rx Abuse Leadership Initiative of New Hampshire (RALI-NH) – an alliance of more than a dozen local, state and national organizations committed to finding solutions to end the opioid crisis in New Hampshire – will be staging an educational trailer in the Worth Lot on Saturday, March 23rd to educate the public on warning signs of teenage substance misuse. The community can experience a hands-on tour from 12:30 p.m. to 4:30 p.m.


Portsmouth Water Division offers update on PFAS regulations

January 3, 2019

On December 31, 2018, the New Hampshire Department of Environmental Services (NHDES) initiated rulemaking to establish Maximum Contaminate Levels (MCLs) and Ambient Groundwater Quality Standards (AGQS) for four per- and polyfluoroalkyl substances (PFAS) - perfluorooctanoic acid (PFOA), perfluorooctanesulfonic acid (PFOS), perfluorononanoic acid (PFNA) and perfluorohexanesulfonic acid (PFHxS) to ensure greater protection of public health related to the consumption of drinking water.


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.