Water Operations

Water News

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Duffy Easement in Bellamy Reservoir watershed

Portsmouth Secures 107-acre Conservation Easement to Protect Bellamy Reservoir Water Supply

January 12, 2021

Taking another significant step in its effort to protect the City of Portsmouth’s surface water supply by cons...

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Lead & Copper Corrosion Control Program Update

October 19, 2020

PROTECT YOUR TAP: 10-minute lead test The U.S. EPA and NHDES created the Protect Your Tap: 10-minute lead t...

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City Stormwater Project Selected for UNH Capstone Engineering Student Program

December 10, 2020

CAPTION: Four students from the UNH Civil and Environmental Engineering Capstone Program are wo...

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Low precipitation drought conditions map.

Portsmouth DPW Water Division Imposes Watering Restrictions

September 10, 2020

Due to ongoing drought conditions, the Portsmouth Department of Public Works Water Division is activating a wa...

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The Water Division

The Water Division performs the following functions for the communities served by the Portsmouth regional water system that include Portsmouth, Pease Tradeport, Newington, New Castle, Greenland and portions of Rye and Madbury:

Maintains water mains, hydrants and valves
Maintains water services to the customer's shutoff valves (the customer is responsible for the private portion of their service beyond the shutoff valve)
Maintains/installs/reads water meters
Performs backflow testing and cross connection control program
Manages the Bellamy Reservoir and Madbury Surface Water Treatment Facility together with eight groundwater wells