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Home/Utilities/Massachusetts/WATERTOWN WATER DEPT. (MWRA)

WATERTOWN WATER DEPT. (MWRA)

Serving 1 city in MA

No Violations
All contaminants within safe levels
35K
People Served
1
City
1
Water Sources
0
MCL Violations

Official WATERTOWN WATER DEPT. (MWRA) Resources

WATERTOWN WATER DEPT. (MWRA) Service Area

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Service Area

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

WATERTOWN WATER DEPT. (MWRA) Water Quality Grade

A
Excellent

Water meets all health guidelines with no violations.

Quality Score100/100
0
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 WATERTOWN WATER DEPT. (MWRA) Water Safe to Drink?

WATERTOWN WATER DEPT. (MWRA) water currently meets all EPA Maximum Contaminant Level Goals (MCLGs) across all cities served. Water quality testing shows all contaminants are within safe levels according to health-based guidelines.

This utility serves 35,329 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.

WATERTOWN WATER DEPT. (MWRA) Service Area

WATERTOWN WATER DEPT. (MWRA) Contact & Information

Emergency Line

617-972-6500

24/7 After-Hours

Mailing Address

124 ORCHARD ST Watertown, MA 02472

Water Sources & Treatment

Water Sources

Surface water purchased

Treatment Methods

Not specified

Disinfectant Used

chloramines, hypochlorite, ozone, uv light

WATERTOWN WATER DEPT. (MWRA) 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.

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