Water Quality in BERLIN, CT (06037)

EPA violation data for public water systems serving ZIP code 06037.

180

Total Violations

13

Health-Based

167

Monitoring / Reporting

177

Resolved

What does this mean?

177 of 180 violations have been resolved. 13 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 167 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: 87 Population served: 18,344

Violations Detail (180 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Consumer Confidence RuleMonitoringN/AN/AAug 9, 2025ResolvedN/A
Consumer Confidence RuleMonitoringN/AN/AAug 9, 2025ResolvedN/A
TTHMMonitoringN/AN/AJun 30, 2025ResolvedN/A
Total Haloacetic Acids (HAA5)MonitoringN/AN/AJun 30, 2025ResolvedN/A
TTHMMonitoringN/AN/ADec 31, 2024ResolvedN/A
Total Haloacetic Acids (HAA5)MonitoringN/AN/ADec 31, 2024ResolvedN/A
Lead and Copper RuleMonitoringN/AN/ADec 29, 2024ResolvedN/A
Lead and Copper RuleMonitoringN/AN/ADec 29, 2024ResolvedN/A
LEAD AND COPPER RULE REVISIONSHealth-BasedN/AN/AOct 16, 2024ActiveN/A
Revised Total Coliform RuleMonitoringN/AN/AAug 31, 2024ResolvedN/A

Lead & Copper Levels

Violation Timeline

2025(4)

Consumer Confidence Rule

72

Aug 9Resolved

Consumer Confidence Rule

72

Aug 9Resolved

TTHM

27

Jun 30Resolved

Total Haloacetic Acids (HAA5)

27

Jun 30Resolved

2024(32)

TTHM

27

Dec 31Resolved

Total Haloacetic Acids (HAA5)

27

Dec 31Resolved

Lead and Copper Rule

66

Dec 29Resolved

Lead and Copper Rule

66

Dec 29Resolved

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

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

Revised Total Coliform Rule

3A

Jul 31Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

Revised Total Coliform Rule

3A

Jul 31Resolved

Public Notice

76

Jul 13Resolved

Public Notice

76

Jul 10Resolved

Public Notice

76

Jun 29Resolved

Revised Total Coliform Rule

1A

May 31Resolved

Revised Total Coliform Rule

1A

May 31Resolved

Revised Total Coliform Rule

1A

May 31Resolved

Revised Total Coliform Rule

1A

May 31Resolved

Revised Total Coliform Rule

2B

Feb 8Resolved

Revised Total Coliform Rule

2B

Feb 8Resolved

Revised Total Coliform Rule

2B

Feb 8Resolved

Revised Total Coliform Rule

2B

Feb 8Resolved

E. COLI

34

Jan 15Resolved

E. COLI

34

Jan 15Resolved

E. COLI

34

Jan 15Resolved

E. COLI

34

Jan 15Resolved

Revised Total Coliform Rule

4D

Jan 10Resolved

Revised Total Coliform Rule

4D

Jan 10Resolved

Revised Total Coliform Rule

4D

Jan 10Resolved

Revised Total Coliform Rule

4D

Jan 10Resolved

How Does This Compare?

BERLIN (06037) has 180 recorded violations, including 13 health-based. 3 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 →

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

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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