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DENNIS WATER DISTRICT

Serving 1 city in MA

Warning
4 above health guidelines
65K
People Served
1
City
1
Water Sources
0
MCL Violations

Official DENNIS WATER DISTRICT Resources

DENNIS WATER DISTRICT Service Area

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Service Area

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

DENNIS WATER DISTRICT 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 DENNIS WATER DISTRICT Water Safe to Drink?

DENNIS WATER DISTRICT 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 65,000 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.

DENNIS WATER DISTRICT Service Area

DENNIS WATER DISTRICT Contact & Information

Mailing Address

P.O. BOX 2000 South Dennis, MA 02660

Water Sources & Treatment

Water Sources

Groundwater

Treatment Methods

Not specified

Disinfectant Used

hypochlorite

DENNIS WATER DISTRICT 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 DENNIS WATER DISTRICT

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

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