Water Quality in SUPERIOR, WI (54880)

EPA violation data for public water systems serving ZIP code 54880.

197

Total Violations

20

Health-Based

177

Monitoring / Reporting

180

Resolved

What does this mean?

180 of 197 violations have been resolved. 20 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 177 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: 70 Population served: 29,306

Violations Detail (197 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Groundwater RuleHealth-BasedN/AN/ADec 12, 2025ActiveN/A
Consumer Confidence RuleMonitoringN/AN/AJun 30, 2025ActiveN/A
Consumer Confidence RuleMonitoringN/AN/AJun 30, 2025ActiveN/A
Revised Total Coliform RuleMonitoringN/AN/AMar 31, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AMar 31, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AMar 31, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AMar 31, 2025ResolvedN/A
Public NoticeMonitoringN/AN/AMar 25, 2025ActiveN/A
Lead and Copper RuleHealth-BasedN/AN/AMar 25, 2025ActiveN/A
Revised Total Coliform RuleMonitoringN/AN/AFeb 9, 2025ResolvedN/A

Lead & Copper Levels

Violation Timeline

2025(18)

Groundwater Rule

45

Dec 12Active

Consumer Confidence Rule

71

Jun 30Active

Consumer Confidence Rule

72

Jun 30Active

Revised Total Coliform Rule

3A

Mar 31Resolved

Revised Total Coliform Rule

3A

Mar 31Resolved

Revised Total Coliform Rule

3A

Mar 31Resolved

Revised Total Coliform Rule

3A

Mar 31Resolved

Public Notice

75

Mar 25Active

Lead and Copper Rule

57

Mar 25Active

Revised Total Coliform Rule

4A

Feb 9Resolved

Public Notice

75

Feb 9Active

Revised Total Coliform Rule

4A

Feb 9Resolved

Revised Total Coliform Rule

4A

Feb 9Resolved

Revised Total Coliform Rule

2A

Feb 9Resolved

Revised Total Coliform Rule

2A

Feb 9Resolved

Revised Total Coliform Rule

2A

Feb 9Resolved

E. COLI

34

Jan 15Active

E. COLI

34

Jan 15Active

2024(11)

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Resolved

Public Notice

75

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

Public Notice

75

Oct 16Active

Public Notice

75

Oct 16Active

Public Notice

75

Sep 30Active

Public Notice

75

Jun 30Active

Stage 1 Disinfectants and Disinfection Byproducts Rule

12

Jun 1Active

Public Notice

75

Mar 31Resolved

Public Notice

75

Mar 31Resolved

How Does This Compare?

SUPERIOR (54880) has 197 recorded violations, including 20 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

Activated Carbon Filter

Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.

Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor

Look for:NSF/ANSI 42 & 53 certified

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

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

Nearby ZIP Codes

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