Current Topics


Holiday Food Safety Tips and Resources

November 19, 2021

As we enter the holiday season, the Portsmouth Health Department staff would like to help you avoid unwanted guests at your gathering – foodborne bacteria, like E. coli and Salmonella – that can make you and your guests sick. Foodborne bacteria can cause severe and even life-threatening illnesses.


City of Portsmouth Hosts NH Department of Health & Human Services Mobile Vaccination Van on Wednesdays in Market Square

August 2, 2021

Starting on Wednesday, August 4, the Mobile Vaccination Van mobilized by the NH Department of Health and Human Services (NH DHHS) will visit Portsmouth every Wednesday through September 15, 2021. It will be parked in Market Square between 8 am and 1 pm to provide free vaccinations to anyone who asks. All three COVID-19 vaccines that have received FDA Emergency Use Authorization – Pfizer, Moderna and Johnson & Johnson -- will be available. Only the Pfizer vaccine is approved for children aged 12-18 and they must have parental consent to receive the vaccine.


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: