Water Quality in BANGOR, ME (04401)

EPA violation data for public water systems serving ZIP code 04401.

536

Total Violations

65

Health-Based

471

Monitoring / Reporting

504

Resolved

What does this mean?

504 of 536 violations have been resolved. 65 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 471 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: 100 Population served: 42,620

Violations Detail (536 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Public NoticeMonitoringN/AN/AJul 27, 2025ResolvedN/A
Public NoticeMonitoringN/AN/AJul 18, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJun 30, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJun 30, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJun 30, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJun 30, 2025ResolvedN/A
Public NoticeMonitoringN/AN/AJun 12, 2025ActiveN/A
Public NoticeMonitoringN/AN/AJun 12, 2025ResolvedN/A
Public NoticeMonitoringN/AN/AJun 12, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AMay 31, 2025ResolvedN/A

Lead & Copper Levels

Violation Timeline

2025(64)

Public Notice

75

Jul 27Resolved

Public Notice

75

Jul 18Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Revised Total Coliform Rule

3A

Jun 30Resolved

Public Notice

75

Jun 12Active

Public Notice

75

Jun 12Resolved

Public Notice

75

Jun 12Resolved

Revised Total Coliform Rule

4C

May 31Resolved

Revised Total Coliform Rule

4C

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Public Notice

75

May 31Resolved

Public Notice

75

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Public Notice

75

May 30Resolved

Public Notice

75

May 30Resolved

Public Notice

75

May 30Active

Public Notice

75

May 30Active

Public Notice

75

May 30Active

Public Notice

75

May 3Resolved

Public Notice

75

May 3Resolved

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

Public Notice

75

Apr 11Resolved

Public Notice

75

Apr 11Resolved

Public Notice

75

Apr 3Resolved

Public Notice

75

Apr 3Resolved

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 27Resolved

Public Notice

75

Mar 27Resolved

Public Notice

75

Mar 18Active

Public Notice

75

Mar 18Active

Public Notice

75

Mar 18Active

Public Notice

75

Mar 18Active

Public Notice

75

Mar 13Active

Public Notice

75

Mar 8Resolved

Public Notice

75

Mar 8Resolved

Revised Total Coliform Rule

3A

Feb 28Resolved

Revised Total Coliform Rule

3A

Feb 28Resolved

Revised Total Coliform Rule

3A

Feb 28Resolved

Revised Total Coliform Rule

3A

Feb 28Resolved

Revised Total Coliform Rule

3A

Feb 28Resolved

Revised Total Coliform Rule

3A

Feb 28Resolved

Revised Total Coliform Rule

3A

Feb 28Resolved

Revised Total Coliform Rule

3A

Feb 28Resolved

E. COLI

34

Feb 20Resolved

E. COLI

34

Feb 20Resolved

E. COLI

34

Feb 20Resolved

Public Notice

75

Feb 15Resolved

Public Notice

75

Feb 15Resolved

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

Public Notice

75

Jan 29Resolved

Public Notice

75

Jan 29Resolved

2024(142)

E. COLI

34

Dec 31Resolved

E. COLI

34

Dec 31Resolved

E. COLI

34

Dec 31Resolved

E. COLI

34

Dec 31Resolved

Revised Total Coliform Rule

3A

Dec 31Resolved

Revised Total Coliform Rule

3A

Dec 31Resolved

Revised Total Coliform Rule

3A

Dec 31Resolved

Revised Total Coliform Rule

3A

Dec 31Resolved

Lead and Copper Rule

66

Dec 29Active

Lead and Copper Rule

66

Dec 29Resolved

Lead and Copper Rule

66

Dec 29Resolved

Public Notice

75

Dec 12Resolved

Revised Total Coliform Rule

3A

Nov 30Resolved

Revised Total Coliform Rule

3A

Nov 30Resolved

Revised Total Coliform Rule

3A

Nov 30Resolved

Revised Total Coliform Rule

3A

Nov 30Resolved

Revised Total Coliform Rule

2A

Nov 8Active

Revised Total Coliform Rule

2A

Nov 8Active

Revised Total Coliform Rule

2A

Nov 8Active

Public Notice

75

Oct 31Resolved

Public Notice

75

Oct 31Resolved

Public Notice

75

Oct 31Active

Revised Total Coliform Rule

3A

Oct 31Resolved

Revised Total Coliform Rule

3A

Oct 31Resolved

Revised Total Coliform Rule

3A

Oct 31Resolved

Revised Total Coliform Rule

3A

Oct 31Resolved

Revised Total Coliform Rule

3A

Sep 30Resolved

Revised Total Coliform Rule

3A

Sep 30Resolved

Revised Total Coliform Rule

3A

Sep 30Resolved

Revised Total Coliform Rule

3A

Sep 30Resolved

Lead and Copper Rule

52

Sep 30Resolved

Lead and Copper Rule

52

Sep 30Resolved

Lead and Copper Rule

52

Sep 30Resolved

Lead and Copper Rule

52

Sep 30Resolved

Revised Total Coliform Rule

3A

Sep 30Resolved

Revised Total Coliform Rule

3A

Sep 30Resolved

Revised Total Coliform Rule

3A

Sep 30Resolved

Revised Total Coliform Rule

3A

Sep 30Resolved

Public Notice

75

Sep 7Resolved

Public Notice

75

Sep 7Resolved

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

1A

Aug 31Resolved

Revised Total Coliform Rule

1A

Aug 31Resolved

Revised Total Coliform Rule

1A

Aug 31Resolved

Revised Total Coliform Rule

1A

Aug 31Resolved

E. COLI

34

Aug 31Resolved

E. COLI

34

Aug 31Resolved

E. COLI

34

Aug 31Resolved

E. COLI

34

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

Consumer Confidence Rule

71

Jun 30Resolved

Consumer Confidence Rule

71

Jun 30Resolved

Consumer Confidence Rule

71

Jun 30Resolved

Consumer Confidence Rule

71

Jun 30Resolved

Revised Total Coliform Rule

1A

Jun 30Resolved

Revised Total Coliform Rule

1A

Jun 30Resolved

Revised Total Coliform Rule

1A

Jun 30Resolved

Revised Total Coliform Rule

1A

Jun 30Resolved

Revised Total Coliform Rule

1A

Jun 30Resolved

Public Notice

75

Jun 30Resolved

Public Notice

75

Jun 30Resolved

Public Notice

75

Jun 30Resolved

Public Notice

75

Jun 30Resolved

Consumer Confidence Rule

71

Jun 30Active

Consumer Confidence Rule

71

Jun 30Active

Consumer Confidence Rule

71

Jun 30Active

Consumer Confidence Rule

71

Jun 30Active

Consumer Confidence Rule

71

Jun 30Active

Consumer Confidence Rule

71

Jun 30Active

Consumer Confidence Rule

71

Jun 30Resolved

Consumer Confidence Rule

71

Jun 30Resolved

Consumer Confidence Rule

71

Jun 30Resolved

Consumer Confidence Rule

71

Jun 30Resolved

Public Notice

75

Jun 30Active

Public Notice

75

Jun 29Resolved

Public Notice

75

Jun 29Resolved

Public Notice

75

Jun 29Resolved

Public Notice

75

Jun 29Resolved

Revised Total Coliform Rule

2D

May 31Resolved

Revised Total Coliform Rule

2D

May 31Resolved

Revised Total Coliform Rule

2D

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Revised Total Coliform Rule

3A

May 31Resolved

Public Notice

75

May 30Active

Public Notice

75

May 30Active

Public Notice

75

May 30Active

Public Notice

75

May 30Active

Public Notice

75

May 30Resolved

Public Notice

75

May 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

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

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

3A

Mar 31Resolved

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

Revised Total Coliform Rule

3A

Mar 31Resolved

Revised Total Coliform Rule

3A

Mar 31Resolved

Revised Total Coliform Rule

3B

Mar 31Resolved

Revised Total Coliform Rule

3B

Mar 31Resolved

Revised Total Coliform Rule

3B

Mar 31Resolved

Revised Total Coliform Rule

3B

Mar 31Resolved

Lead and Copper Rule

57

Mar 31Resolved

Lead and Copper Rule

57

Mar 31Resolved

Public Notice

75

Mar 27Resolved

Public Notice

75

Mar 27Resolved

Public Notice

75

Mar 27Resolved

Public Notice

75

Mar 23Resolved

Public Notice

75

Mar 23Resolved

Public Notice

75

Mar 9Active

Revised Total Coliform Rule

3A

Feb 29Resolved

Revised Total Coliform Rule

3A

Feb 29Resolved

Revised Total Coliform Rule

3A

Feb 29Resolved

Revised Total Coliform Rule

3A

Feb 29Resolved

How Does This Compare?

BANGOR (04401) has 536 recorded violations, including 65 health-based. 32 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

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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