Water Quality: Port Lions, AK

1 water system • 175 people served

Multiple Health Violations
143
Total Violations
31
Health-Based Violations
1
Water Systems
175
Population Served

Water Quality Summary

Port Lions is served by 1 public water system with a combined service population of 175 people, and has 143 EPA Safe Drinking Water Act violations on record. Critically, 31 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Port Lions's violation count is 69% below the national average for Alaska. Contaminants associated with violations include Chlorine Dioxide, Fecal Coliform, Stage 2 DBP.

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

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)

Stage 2 DBP

Trihalomethanes and haloacetic acids that increase cancer risk and may cause adverse reproductive outcomes.

Common source: Chlorine disinfection reacting with natural organic matter in source water

EPA limit: TTHM: 0.080 mg/L; HAA5: 0.060 mg/L

Water Systems Serving Port Lions

System Name PWSID Source Population Violations
PORT LIONS AK2250045 Surface Water 175 143

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