Water Quality in RIDGEFIELD, CT (06877)

EPA violation data for public water systems serving ZIP code 06877.

529

Total Violations

93

Health-Based

436

Monitoring / Reporting

504

Resolved

What does this mean?

504 of 529 violations have been resolved. 93 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 436 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: 118 Population served: 8,487

Violations Detail (529 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Revised Total Coliform RuleMonitoringN/AN/ASep 14, 2025ActiveN/A
Revised Total Coliform RuleHealth-BasedN/AN/AAug 19, 2025ActiveN/A
Consumer Confidence RuleMonitoringN/AN/AAug 9, 2025ResolvedN/A
E. COLIMonitoring0N/AJul 24, 2025ActiveSevere gastrointestinal illness; may be fatal in vulnerable populations
E. COLIMonitoring0N/AJul 7, 2025ActiveSevere gastrointestinal illness; may be fatal in vulnerable populations
1,1-DichloroethyleneHealth-BasedN/A0.009Jun 30, 2025ResolvedN/A
Consumer Confidence RuleMonitoringN/AN/AJun 30, 2025ResolvedN/A
Public NoticeMonitoringN/AN/AJun 11, 2025ActiveN/A
Public NoticeMonitoringN/AN/AJun 10, 2025ActiveN/A
Revised Total Coliform RuleMonitoringN/AN/AMay 1, 2025ActiveN/A

Lead & Copper Levels

Violation Timeline

2025(14)

Revised Total Coliform Rule

4A

Sep 14Active

Revised Total Coliform Rule

2A

Aug 19Active

Consumer Confidence Rule

72

Aug 9Resolved

E. COLI

34

Jul 24Active

E. COLI

34

Jul 7Active

1,1-Dichloroethylene

02

Jun 30Resolved

Consumer Confidence Rule

71

Jun 30Resolved

Public Notice

75

Jun 11Active

Public Notice

75

Jun 10Active

Revised Total Coliform Rule

4C

May 1Active

Revised Total Coliform Rule

4C

Apr 30Active

1,1-Dichloroethylene

02

Mar 31Resolved

1,1-Dichloroethylene

02

Mar 31Resolved

1,1-Dichloroethylene

02

Mar 31Resolved

2024(67)

1,1-Dichloroethylene

02

Dec 31Resolved

1,1-Dichloroethylene

02

Dec 31Resolved

1,1-Dichloroethylene

02

Dec 31Resolved

Public Notice

75

Nov 19Resolved

Public Notice

75

Nov 19Resolved

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

2E

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

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 REVISIONS

4G

Oct 16Active

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

LEAD AND COPPER RULE REVISIONS

4G

Oct 16Active

LEAD AND COPPER RULE REVISIONS

2E

Oct 16Active

Public Notice

75

Oct 10Resolved

Public Notice

75

Oct 10Resolved

Revised Total Coliform Rule

2A

Sep 8Resolved

Revised Total Coliform Rule

2A

Sep 8Resolved

Revised Total Coliform Rule

2A

Sep 8Resolved

Revised Total Coliform Rule

2A

Sep 8Resolved

Public Notice

75

Aug 14Resolved

Public Notice

75

Aug 14Resolved

Revised Total Coliform Rule

2B

Aug 11Resolved

Consumer Confidence Rule

72

Aug 9Resolved

Consumer Confidence Rule

72

Aug 9Resolved

Consumer Confidence Rule

71

Jun 30Resolved

Consumer Confidence Rule

71

Jun 30Resolved

Public Notice

75

Jun 28Resolved

Public Notice

75

Jun 28Resolved

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

3A

Apr 30Resolved

Revised Total Coliform Rule

3A

Apr 30Resolved

Revised Total Coliform Rule

3A

Apr 30Resolved

Revised Total Coliform Rule

3A

Apr 30Resolved

Revised Total Coliform Rule

4C

Apr 25Resolved

Revised Total Coliform Rule

4C

Apr 25Resolved

Revised Total Coliform Rule

4C

Apr 25Resolved

Revised Total Coliform Rule

4C

Apr 25Resolved

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

Lead and Copper Rule

66

Mar 30Resolved

Lead and Copper Rule

66

Mar 30Resolved

Public Notice

75

Feb 1Resolved

Public Notice

75

Feb 1Resolved

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

Revised Total Coliform Rule

2C

Jan 28Resolved

Revised Total Coliform Rule

2C

Jan 28Resolved

Revised Total Coliform Rule

2C

Jan 28Resolved

Revised Total Coliform Rule

2C

Jan 28Resolved

Revised Total Coliform Rule

2C

Jan 28Resolved

Public Notice

75

Jan 27Resolved

Public Notice

75

Jan 27Resolved

Public Notice

75

Jan 27Resolved

Public Notice

75

Jan 27Resolved

How Does This Compare?

RIDGEFIELD (06877) has 529 recorded violations, including 93 health-based. 25 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.

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