Water Quality in NAPOLEON, OH (43545)

EPA violation data for public water systems serving ZIP code 43545.

100

Total Violations

79

Health-Based

21

Monitoring / Reporting

98

Resolved

What does this mean?

98 of 100 violations have been resolved. 79 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 21 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: 23 Population served: 12,613

Violations Detail (100 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Public NoticeMonitoringN/AN/AAug 12, 2025ActiveN/A
TTHMHealth-BasedN/A0.082Jun 30, 2025ResolvedN/A
Interim Enhanced Surface Water Treatment RuleMonitoringN/AN/AJan 31, 2025ResolvedN/A
Interim Enhanced Surface Water Treatment RuleMonitoringN/AN/AJan 31, 2025ResolvedN/A
Interim Enhanced Surface Water Treatment RuleMonitoringN/AN/AJan 31, 2025ResolvedN/A
Interim Enhanced Surface Water Treatment RuleMonitoringN/AN/AJan 31, 2025ResolvedN/A
TTHMHealth-BasedN/A0.095Mar 31, 2024ResolvedN/A
TTHMHealth-BasedN/A0.095Mar 31, 2024ResolvedN/A
TTHMHealth-BasedN/A0.095Mar 31, 2024ResolvedN/A
TTHMHealth-BasedN/A0.095Mar 31, 2024ResolvedN/A

Lead & Copper Levels

Violation Timeline

2025(6)

Public Notice

75

Aug 12Active

TTHM

02

Jun 30Resolved

Interim Enhanced Surface Water Treatment Rule

38

Jan 31Resolved

Interim Enhanced Surface Water Treatment Rule

38

Jan 31Resolved

Interim Enhanced Surface Water Treatment Rule

38

Jan 31Resolved

Interim Enhanced Surface Water Treatment Rule

38

Jan 31Resolved

2024(8)

TTHM

02

Mar 31Resolved

TTHM

02

Mar 31Resolved

TTHM

02

Mar 31Resolved

TTHM

02

Mar 31Resolved

TTHM

02

Mar 31Resolved

Total Haloacetic Acids (HAA5)

27

Mar 31Resolved

Total Haloacetic Acids (HAA5)

27

Mar 31Resolved

Total Haloacetic Acids (HAA5)

27

Mar 31Resolved

How Does This Compare?

NAPOLEON (43545) has 100 recorded violations, including 79 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.

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

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

Nearby ZIP Codes

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