Water Quality: Hamilton, MA

1 water system • 7,377 people served

Multiple Health Violations
4
Total Violations
4
Health-Based Violations
1
Water Systems
7,377
Population Served

Water Quality Summary

Hamilton is served by 1 public water system with a combined service population of 7,377 people, and has 4 EPA Safe Drinking Water Act violations on record. Critically, 4 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Hamilton's violation count is 88% below the national average for Massachusetts. Contaminants associated with violations include Disinfection Byproducts, Total Haloacetic Acids (HAA5).

Contaminants Found

Disinfection Byproducts

Broad category of chemicals formed during disinfection, associated with increased cancer risk and adverse reproductive effects.

Common source: Reaction of disinfectants (chlorine, ozone, chloramines) with organic matter

Total Haloacetic Acids (HAA5)

Haloacetic acids are associated with increased cancer risk and potential reproductive and developmental effects.

Common source: Reaction of chlorine disinfectants with organic matter in treated water

EPA limit: 0.060 mg/L (60 ppb)

Water Systems Serving Hamilton

System Name PWSID Source Population Violations
HAMILTON WATER DEPT MA3119000 Groundwater 7,377 4

Concerned About Your Water?

A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.

Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.

Other Cities in Massachusetts

View all cities in Massachusetts →

Data Sources

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.

Verify at epa.govSearch ECHO for MA