Water News


August 2018 Water Supply Status Report

August 2, 2018

Precipitation events during the last couple weeks of July considerably reduced water demands. As the accompanying information shows, this rainfall also resulted in slightly higher than normal stream flows, reservoir levels and recharge to our water supplies.


Portsmouth Water Division Releases 2017 Annual Drinking Water Quality Reports

June 5, 2018

Each year, the Environmental Protection Agency (EPA) requires community water systems to deliver a Consumer Confidence Report – also known as an Annual Drinking Water Quality Report – to their customers. These reports, which are mailed out to water customers by July 1st, provide information about their drinking water quality from the previous year of sampling including a summary of detected contaminants, compliance, and educational information.


Water Shut Down on Islington Street Thursday, April 26th

April 26, 2018

On Thursday, April 26th, between the hours of 9 a.m. and 1 p.m., the Portsmouth Water Department will be shutting off the water main on Islington Street spanning the Route 1 Bypass to Essex Avenue, as well as Barberry Lane and Foch Avenue. The purpose of this shut down is to allow a crew from Lyman Construction to replace and relocate the hydrant at 1200 Islington Street.


Portsmouth Celebrates Earth Day and Arbor Day

April 22, 2018

*April 24, 2018 Update: The entire supply of compost bins are now gone.

As we approach Earth Day this Sunday, April 22nd, the City of Portsmouth continues to work to make food waste composting easier for residents.


Water Shut Down on Green Street Wednesday, March 28th

March 28, 2018

On Wednesday evening, March 28th, between the hours of 8 p.m. and 10 p.m., the Portsmouth Water Department will be shutting off the water main on Green Street. The purpose of this shut down is to allow crews to install a new valve, and cut and cap the main on both sides of the railroad tracks for the NH DOT replacement of the tracks at the road crossing.

When the water mains are turned back on, those within that area may experience some air or discoloration. Please run your COLD water for a few minutes and it should clear; there is no danger associated with this color. 


Protect Your Pipes This Winter

January 3, 2018

Extreme cold temperatures are continuing well into 2018, and the Portsmouth Water Department wants to remind residents of the importance of protecting their pipes. Please review this page to understand your responsibilities and helpful tips to prevent your pipes from freezing.