Water Quality: Somersworth, NH

2 water systems • 12,060 people served

Some Concerns
7
Total Violations
1
Health-Based Violations
2
Water Systems
12,060
Population Served

Water Quality Summary

Somersworth is served by 2 public water systems with a combined service population of 12,060 people, and has 7 EPA Safe Drinking Water Act violations on record. Critically, 1 of those are health-based violation, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Somersworth's violation count is 83% below the national average for New Hampshire. Contaminants associated with violations include Chlorine Dioxide.

Contaminants Found

Chlorine Dioxide

Can cause anemia in infants and young children; may cause nervous system effects at high levels.

Common source: Water treatment disinfectant used to control taste, odor, and microorganisms

EPA limit: 0.8 mg/L

Water Systems Serving Somersworth

System Name PWSID Source Population Violations
SOMERSWORTH WATER WORKS NH2151010 Surface Water 12,000 2
PACKERS FALLS VILLAGE NH1333060 Groundwater 60 5

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 New Hampshire

View all cities in New Hampshire →

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 NH