Water Quality in Hannibal, MO (63440)

EPA violation data for public water systems serving ZIP code 63440.

Past Health-Based Violations

1 health-based violation was found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 2 monitoring/reporting violations.

More violations than 43% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

1,136

Population

2

Water Systems

3

Violations (5yr)

1

Health-Based

Location

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Water Systems Serving This Area (2)

Hannibal Pws

1 health-based
Surface water 17,108 people served
1 violation (5yr) · 1 health-based · All resolved
Lead tested: 5.28 ppb (limit: 15 ppb)

Lewis County Pwsd 1

All resolved
Purchased surface water 1,688 people served
2 violations (5yr) · All resolved
Lead tested: 1.55 ppb (limit: 15 ppb)

Contaminants Found

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

2 violations
All resolved
LEAD AND COPPER RULE REVISIONSMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
1.55 ppb measured Action level: 15 ppb

Sampled: Jan 2023

How Does This Compare?

Hannibal (63440) has more violations than 43% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 3.

Fewer violations 43th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

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. This is general educational information, not an endorsement of any specific product.

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