Water Quality: Antigo, WI

2 water systems • 7,810 people served

Multiple Health Violations
39
Total Violations
8
Health-Based Violations
2
Water Systems
7,810
Population Served

Water Quality Summary

Antigo is served by 2 public water systems with a combined service population of 7,810 people, and has 39 EPA Safe Drinking Water Act violations on record. Critically, 8 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Antigo's violation count is 19% above the national average for Wisconsin. Contaminants associated with violations include Chlorine Dioxide, 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

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 Antigo

System Name PWSID Source Population Violations
ANTIGO WATERWORKS WI7340086 Groundwater 7,780 14
2YK LLC WI7370123 Groundwater 30 25

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 WI