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Home/Utilities/Massachusetts/COHASSET WATER DEPT

COHASSET WATER DEPT

Serving 1 city in MA

Warning
4 above health guidelines
8K
People Served
1
City
1
Water Sources
0
MCL Violations

Official COHASSET WATER DEPT Resources

COHASSET WATER DEPT Service Area

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Service Area

This map shows the approximate service area for COHASSET WATER DEPT. Actual coverage may vary. Contact the utility directly to confirm service availability at your address.

COHASSET WATER DEPT Water Quality Grade

D
Poor

Multiple water quality concerns identified.

Quality Score60/100
4
Above Health Guidelines
0
EPA Violations

Grade is calculated based on contaminants exceeding health guidelines (MCLG) and EPA Maximum Contaminant Level violations. A = Excellent (90-100), B = Good (80-89), C = Fair (70-79), D = Poor (60-69), F = Failing (<60).

Is COHASSET WATER DEPT Water Safe to Drink?

COHASSET WATER DEPT has reported 4 contaminants above EPA health-based guidelines (MCLGs) in at least one city served. We recommend reviewing individual city reports below for specific water quality details.

This utility serves 7,554 people across 1 city in MA. Water quality can vary by location within the service area. Check individual city pages below for detailed contaminant data specific to your area.

Get your water independently tested in Massachusetts β†’

COHASSET WATER DEPT Service Area

COHASSET WATER DEPT Contact & Information

Emergency Line

781-383-9112

24/7 After-Hours

Mailing Address

339 KING ST Cohasset, MA 02025

B2B Contact Data

B2B Contact Data Available

Contacts for COHASSET WATER DEPT

Updated Jan 2026
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NameTitlePhoneEmail
Jβ–ˆβ–ˆβ–ˆβ–ˆ Sβ–ˆβ–ˆβ–ˆβ–ˆWater Treatment Supervisor(555) β–ˆβ–ˆβ–ˆ-β–ˆβ–ˆβ–ˆβ–ˆjβ–ˆβ–ˆβ–ˆβ–ˆ@cityβ–ˆβ–ˆβ–ˆβ–ˆ.gov
Mβ–ˆβ–ˆβ–ˆβ–ˆ Jβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆUtility Director(555) β–ˆβ–ˆβ–ˆ-β–ˆβ–ˆβ–ˆβ–ˆmβ–ˆβ–ˆβ–ˆβ–ˆ@waterβ–ˆβ–ˆβ–ˆβ–ˆ.org
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Water Sources & Treatment

Water Sources

Surface water

Treatment Methods

Not specified

COHASSET WATER DEPT Annual Water Quality Reports

2026 Water Quality Report
Latest Consumer Confidence Report (CCR)
View Report

Historical reports are being compiled. Check back soon for archived water quality data.

What is a CCR? The Consumer Confidence Report (CCR) is an annual water quality report that water utilities are required by the EPA to provide to customers. It contains information about your water source, detected contaminants, and compliance status.

Recommended Water Filters for COHASSET WATER DEPT

Based on water quality data from cities served by COHASSET WATER DEPT, we recommend NSF-certified filters that can remove contaminants above health guidelines.

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