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2013 Consumer Confidence Report

 The Cohasset Water Department (DEP ID# 4065000), under the direction of the elected Board of Water Commissioners, provides public drinking water to about 2,600 connections for about 7,000 Cohasset residents and provides and maintains a water system for firefighting. We provide drinking water for almost 90% of the population of Cohasset.

This Water Quality Report describes the sources of your drinking water and the quality of that water for the period from January 1 - Dec. 31, 2013. We are pleased to report that during the past year, the water quality delivered to your home or business

Download the Water Quality Report for 2013 .pdf »

Spring Flushing Program

The Cohasset Water Department will begin its spring flushing program on 4/22/14.  You will receive a call when we are going to be in your area.

Learn about Lead in Drinking Water

The United States Environmental Protection Agency (EPA) and the Cohasset Water Department are concerned about lead in your drinking water. Although most homes have very low levels of lead in their drinking water, some homes in the community have lead levels above the EPA action level of 15 parts per billion (ppb), or 0.015 milligrams of lead per liter ofwater (mg/L).

Learn more by downloading our .pdf on this subject »

Cohasset Water and Traffic

Learn about Traffic and Safety and Traffic Counts in Cohasset.

2008 Water Quality Report and Where Your Drinking Water Comes From Map

Where Your Drinking Water Comes From

Download 2008 Water Quality Report .pdf »
View Water Map »

Rate Increase Proposal and Schedule

Rate Increase and Capital Projects Proposal Overview
Town of Cohasset

Download Proposal .pdf>
Download Schedule .pdf>

Case Study in Practical Approaches for Water Supply versus Aquatic base Flow Needs

Cohasset Water Supply subject of New England Water Works Journal article

Read Article

Water Commission received a Smart Growth Award

The Water Commission received a  Smart Growth Award from the state Executive Office of Environmental Affairs (EOEA) for our Raingarden Project, which was also featured on the EOEA web page as one of four case histories on how to implement a local Low Impact Development Project.
Learn More >

2006 Smart Growth Award
View Award

2006 Water System Improvements

Lily Pond

Community Involvement

We encourage the public interest and participation in Cohasset's decision affecting drinking water. The Water Commission usually meets every other Thursday at 7:30 pm at the Lily Pond Water Treatment Plant, 339 King Street.

Meeting notices are posted at Town Hall. Feel free to attend and to participate in our meetings. Please call the Water Department at 383-0057 (fax 383-2906) with any questions or concerns.

Ground Breaking

Recipient of the 2003 Massachusetts Public Water System Award

One of the top 10% water systems in the State !

2003 Award


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