Water Quality in COLOMA, MI (49038)

EPA violation data for public water systems serving ZIP code 49038.

130

Total Violations

22

Health-Based

108

Monitoring / Reporting

130

Resolved

What does this mean?

130 of 130 violations have been resolved. 22 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 108 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: 74 Population served: 10,815

Violations Detail (130 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Revised Total Coliform RuleMonitoringN/AN/AJan 31, 2025ResolvedN/A
E. COLIMonitoring0N/AAug 14, 2024ResolvedSevere gastrointestinal illness; may be fatal in vulnerable populations
E. COLIMonitoring0N/AAug 14, 2024ResolvedSevere gastrointestinal illness; may be fatal in vulnerable populations
E. COLIMonitoring0N/AAug 14, 2024ResolvedSevere gastrointestinal illness; may be fatal in vulnerable populations
E. COLIMonitoring0N/AAug 14, 2024ResolvedSevere gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform RuleMonitoringN/AN/AJul 31, 2024ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJul 31, 2024ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJul 31, 2024ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJul 31, 2024ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/AJun 30, 2024ResolvedN/A

Lead & Copper Levels

Violation Timeline

2025(1)

Revised Total Coliform Rule

3B

Jan 31Resolved

2024(37)

E. COLI

34

Aug 14Resolved

E. COLI

34

Aug 14Resolved

E. COLI

34

Aug 14Resolved

E. COLI

34

Aug 14Resolved

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

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

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

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

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

2D

May 1Resolved

Revised Total Coliform Rule

2D

May 1Resolved

Revised Total Coliform Rule

2D

May 1Resolved

Revised Total Coliform Rule

2D

May 1Resolved

Revised Total Coliform Rule

2D

Apr 15Resolved

Revised Total Coliform Rule

2D

Apr 15Resolved

Revised Total Coliform Rule

2D

Apr 15Resolved

Revised Total Coliform Rule

2D

Apr 15Resolved

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

How Does This Compare?

COLOMA (49038) has 130 recorded violations, including 22 health-based. All violations have been resolved, which is a positive sign for current water quality. 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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