Water Quality in MEQUON, WI (53092)

EPA violation data for public water systems serving ZIP code 53092.

155

Total Violations

21

Health-Based

134

Monitoring / Reporting

138

Resolved

What does this mean?

138 of 155 violations have been resolved. 21 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 134 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: 239 Population served: 44,530

Violations Detail (155 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Groundwater RuleHealth-BasedN/AN/ANov 15, 2025ActiveN/A
LEAD AND COPPER RULE REVISIONSMonitoringN/AN/AJul 1, 2025ResolvedN/A
LEAD AND COPPER RULE REVISIONSMonitoringN/AN/AJul 1, 2025ActiveN/A
Revised Total Coliform RuleMonitoringN/AN/ADec 31, 2024ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/ADec 31, 2024ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/ADec 31, 2024ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/ADec 31, 2024ResolvedN/A
Public NoticeMonitoringN/AN/AOct 16, 2024ActiveN/A
Public NoticeMonitoringN/AN/AOct 16, 2024ActiveN/A
LEAD AND COPPER RULE REVISIONSHealth-BasedN/AN/AOct 16, 2024ActiveN/A

Lead & Copper Levels

Violation Timeline

2025(3)

Groundwater Rule

45

Nov 15Active

LEAD AND COPPER RULE REVISIONS

4H

Jul 1Resolved

LEAD AND COPPER RULE REVISIONS

4H

Jul 1Active

2024(38)

Revised Total Coliform Rule

3A

Dec 31Resolved

Revised Total Coliform Rule

3A

Dec 31Resolved

Revised Total Coliform Rule

3A

Dec 31Resolved

Revised Total Coliform Rule

3A

Dec 31Resolved

Public Notice

75

Oct 16Active

Public Notice

75

Oct 16Active

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

Public Notice

75

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

Public Notice

75

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

Public Notice

75

Oct 16Active

Public Notice

75

Oct 16Active

Public Notice

75

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

Public Notice

75

Oct 16Active

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Active

Public Notice

75

Oct 16Active

Public Notice

75

Oct 16Active

Public Notice

75

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

Groundwater Rule

45

Jul 22Resolved

Groundwater Rule

45

Jul 22Resolved

Groundwater Rule

45

Jul 22Resolved

Groundwater Rule

45

Jul 22Resolved

Public Notice

75

Jul 22Resolved

Public Notice

75

Jul 22Resolved

Public Notice

75

Feb 29Resolved

Public Notice

75

Feb 29Resolved

Revised Total Coliform Rule

3A

Jan 31Resolved

Revised Total Coliform Rule

3A

Jan 31Resolved

Revised Total Coliform Rule

3A

Jan 31Resolved

Revised Total Coliform Rule

3A

Jan 31Resolved

How Does This Compare?

MEQUON (53092) has 155 recorded violations, including 21 health-based. 17 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

Check Another ZIP Code