Water Quality in EAST HADDAM, CT (06423)

EPA violation data for public water systems serving ZIP code 06423.

163

Total Violations

17

Health-Based

146

Monitoring / Reporting

144

Resolved

What does this mean?

144 of 163 violations have been resolved. 17 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 146 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: 129 Population served: 3,540

Violations Detail (163 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Public NoticeMonitoringN/AN/ASep 3, 2025ActiveN/A
Consumer Confidence RuleMonitoringN/AN/AAug 9, 2025ActiveN/A
Lead and Copper RuleMonitoringN/AN/AJun 30, 2025ActiveN/A
Consumer Confidence RuleMonitoringN/AN/AJun 30, 2025ActiveN/A
Lead and Copper RuleMonitoringN/AN/AMar 31, 2025ResolvedN/A
Public NoticeMonitoringN/AN/AMar 22, 2025ResolvedN/A
Public NoticeMonitoringN/AN/AMar 22, 2025ResolvedN/A
Lead and Copper RuleHealth-BasedN/AN/ADec 31, 2024ActiveN/A
Lead and Copper RuleHealth-BasedN/AN/ADec 31, 2024ActiveN/A
Lead and Copper RuleHealth-BasedN/AN/ADec 31, 2024ActiveN/A

Lead & Copper Levels

Violation Timeline

2025(7)

Public Notice

75

Sep 3Active

Consumer Confidence Rule

72

Aug 9Active

Lead and Copper Rule

52

Jun 30Active

Consumer Confidence Rule

71

Jun 30Active

Lead and Copper Rule

66

Mar 31Resolved

Public Notice

75

Mar 22Resolved

Public Notice

75

Mar 22Resolved

2024(34)

Lead and Copper Rule

57

Dec 31Active

Lead and Copper Rule

57

Dec 31Active

Lead and Copper Rule

57

Dec 31Active

Lead and Copper Rule

57

Dec 27Active

Lead and Copper Rule

57

Dec 27Active

Lead and Copper Rule

57

Dec 27Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Active

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Active

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

Lead and Copper Rule

52

Sep 30Active

Lead and Copper Rule

52

Sep 30Active

Lead and Copper Rule

52

Sep 30Active

Revised Total Coliform Rule

3A

Aug 31Resolved

Revised Total Coliform Rule

3A

Aug 31Resolved

Revised Total Coliform Rule

3A

Aug 31Resolved

Revised Total Coliform Rule

3A

Aug 31Resolved

Lead and Copper Rule

52

Jun 30Resolved

Lead and Copper Rule

52

Jun 30Resolved

Lead and Copper Rule

52

Jun 30Resolved

Lead and Copper Rule

52

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Arsenic

03

Jun 30Resolved

Arsenic

03

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Arsenic

03

Jun 30Resolved

Arsenic

03

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Lead and Copper Rule

66

Mar 30Resolved

Lead and Copper Rule

66

Mar 30Resolved

Lead and Copper Rule

66

Mar 30Resolved

How Does This Compare?

EAST HADDAM (06423) has 163 recorded violations, including 17 health-based. 19 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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