Water Quality: Unalakleet, AK

1 water system • 757 people served

Multiple Health Violations
646
Total Violations
174
Health-Based Violations
1
Water Systems
757
Population Served

Water Quality Summary

Unalakleet is served by 1 public water system with a combined service population of 757 people, and has 646 EPA Safe Drinking Water Act violations on record. Critically, 174 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Unalakleet's violation count is 38% above the national average for Alaska. Contaminants associated with violations include Disinfection Byproducts, E. coli, Fecal Coliform.

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

E. coli

Causes gastrointestinal illness; certain strains (e.g., O157:H7) can cause severe kidney failure and death.

Common source: Fecal contamination from humans or animals entering the water supply

EPA limit: Zero (no E. coli permitted in drinking water)

Fecal Coliform

Indicates direct fecal contamination; associated with diarrhea, cramps, nausea, and potential severe illness.

Common source: Human and animal fecal waste

EPA limit: Zero tolerance (any positive triggers violations)

Water Systems Serving Unalakleet

System Name PWSID Source Population Violations
UNALAKLEET CITY WATER SUPPLY AK2340387 Groundwater 757 646

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 Alaska

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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 AK