Water Quality: East Hampstead, NH

2 water systems • 590 people served

Multiple Health Violations
59
Total Violations
23
Health-Based Violations
2
Water Systems
590
Population Served

Water Quality Summary

East Hampstead is served by 2 public water systems with a combined service population of 590 people, and has 59 EPA Safe Drinking Water Act violations on record. Critically, 23 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. East Hampstead's violation count is 42% above the national average for New Hampshire. Contaminants associated with violations include Barium, Chlorine Dioxide, Disinfection Byproducts, Total Organic Carbon.

Contaminants Found

Barium

Increases blood pressure and causes cardiovascular effects with long-term exposure.

Common source: Natural rock deposits, oil drilling operations, coal power plant waste

EPA limit: 2 mg/L

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

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 Organic Carbon

Not a direct health risk but reacts with disinfectants to form carcinogenic byproducts such as trihalomethanes.

Common source: Decaying plant material, algae, soil organic matter in source water

EPA limit: Treatment technique (must reduce TOC based on source water level)

Water Systems Serving East Hampstead

System Name PWSID Source Population Violations
COTTON FARMS MHP NH0583030 Groundwater 390 12
ROCK RIMMON COOPERATIVE NH0583050 Groundwater 200 47

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

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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