Water Quality in INDIANAPOLIS, IN (46203)

EPA violation data for public water systems serving ZIP code 46203.

236

Total Violations

0

Health-Based

236

Monitoring / Reporting

236

Resolved

What does this mean?

236 of 236 violations have been resolved. None of these are health-based violations — no contaminant levels exceeded federal safety limits. The remaining 236 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: 23 Population served: 2,494

Violations Detail (236 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
E. COLIMonitoring0N/AJul 15, 2024ResolvedSevere gastrointestinal illness; may be fatal in vulnerable populations
E. COLIMonitoring0N/AMar 26, 2024ResolvedSevere gastrointestinal illness; may be fatal in vulnerable populations
E. COLIMonitoring0N/AMar 26, 2024ResolvedSevere gastrointestinal illness; may be fatal in vulnerable populations
E. COLIMonitoring0N/AMar 26, 2024ResolvedSevere gastrointestinal illness; may be fatal in vulnerable populations
E. COLIMonitoring0N/AMar 26, 2024ResolvedSevere gastrointestinal illness; may be fatal in vulnerable populations
Lead and Copper RuleMonitoringN/AN/ADec 31, 2023ResolvedN/A
Lead and Copper RuleMonitoringN/AN/ADec 31, 2023ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/ADec 31, 2023ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/ADec 31, 2023ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/ADec 31, 2023ResolvedN/A

Lead & Copper Levels

Violation Timeline

2024(5)

E. COLI

34

Jul 15Resolved

E. COLI

34

Mar 26Resolved

E. COLI

34

Mar 26Resolved

E. COLI

34

Mar 26Resolved

E. COLI

34

Mar 26Resolved

2023(19)

Lead and Copper Rule

66

Dec 31Resolved

Lead and Copper Rule

66

Dec 31Resolved

Revised Total Coliform Rule

3B

Dec 31Resolved

Revised Total Coliform Rule

3B

Dec 31Resolved

Revised Total Coliform Rule

3B

Dec 31Resolved

Revised Total Coliform Rule

3B

Dec 31Resolved

Revised Total Coliform Rule

3B

Dec 31Resolved

Revised Total Coliform Rule

3B

Dec 31Resolved

Revised Total Coliform Rule

3B

Dec 31Resolved

Revised Total Coliform Rule

3B

Dec 31Resolved

E. COLI

34

Dec 19Resolved

E. COLI

34

Dec 19Resolved

E. COLI

34

Dec 19Resolved

E. COLI

34

Dec 19Resolved

Revised Total Coliform Rule

4B

Sep 30Resolved

Revised Total Coliform Rule

4B

Sep 30Resolved

Revised Total Coliform Rule

4B

Sep 30Resolved

Revised Total Coliform Rule

5A

May 10Resolved

Revised Total Coliform Rule

5A

May 10Resolved

How Does This Compare?

INDIANAPOLIS (46203) has 236 recorded violations, none of which are 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 →

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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