Water Quality: Alakanuk, AK

1 water system • 570 people served

Multiple Health Violations
1510
Total Violations
14
Health-Based Violations
1
Water Systems
570
Population Served

Water Quality Summary

Alakanuk is served by 1 public water system with a combined service population of 570 people, and has 1,510 EPA Safe Drinking Water Act violations on record. Critically, 14 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Alakanuk's violation count is 222% above the national average for Alaska. Contaminants associated with violations include E. coli, Fecal Coliform, Stage 2 DBP, TTHM.

Contaminants Found

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)

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

TTHM

Total trihalomethanes are linked to increased risk of bladder cancer and adverse reproductive outcomes.

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

EPA limit: 0.080 mg/L (80 ppb)

Water Systems Serving Alakanuk

System Name PWSID Source Population Violations
ALAKANUK WATER SYSTEM AK2270362 Surface Water 570 1510

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.

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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