Water Quality in GRATIOT, WI (53541)

EPA violation data for public water systems serving ZIP code 53541.

166

Total Violations

5

Health-Based

161

Monitoring / Reporting

164

Resolved

What does this mean?

164 of 166 violations have been resolved. 5 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 161 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.

Water systems: 5 Population served: 580

Violations Detail (166 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Revised Total Coliform RuleMonitoringN/AN/AJul 31, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJul 31, 2025ResolvedN/A
Public NoticeMonitoringN/AN/AOct 16, 2024ActiveN/A
LEAD AND COPPER RULE REVISIONSHealth-BasedN/AN/AOct 16, 2024ActiveN/A
Lead and Copper RuleMonitoringN/AN/AMay 31, 2023ResolvedN/A
Lead and Copper RuleMonitoringN/AN/AMay 31, 2023ResolvedN/A
Lead and Copper RuleMonitoringN/AN/AMay 31, 2023ResolvedN/A
Lead and Copper RuleMonitoringN/AN/AMay 31, 2023ResolvedN/A
Groundwater RuleHealth-BasedN/AN/AFeb 28, 2023ResolvedN/A
Groundwater RuleHealth-BasedN/AN/AFeb 28, 2023ResolvedN/A

Lead & Copper Levels

Violation Timeline

2025(2)

Revised Total Coliform Rule

3A

Jul 31Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

2024(2)

Public Notice

75

Oct 16Active

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

How Does This Compare?

GRATIOT (53541) has 166 recorded violations, including 5 health-based. 2 remain unresolved. Consider testing your tap water independently for added peace of mind.

Recommended Water Filters

Based on the contaminants detected in your area, these filter types may help improve your water quality.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

NSF Certified Products → EPA Safe Drinking Water Guide →

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

NSF Certified Products → EPA Safe Drinking Water Guide →

Always look for filters certified by NSF International for the specific contaminants you want to remove.

Nearby ZIP Codes

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