Water Quality in Hamilton, OH (45062)

EPA violation data for public water systems serving ZIP code 45062.

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

511

Population

11

Water Systems

6

Violations (5yr)

1

Health-Based

Location

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Water Systems Serving This Area (11)

Butler Co. Water District 2 Pws

All resolved
Purchased surface water 116,572 people served
3 violations (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Hamilton Public Water System

All resolved
Groundwater 62,447 people served
1 violation (5yr) · All resolved
Lead tested: 2 ppb (limit: 15 ppb)

Hamilton/South Water Plant

Groundwater 52,920 people served
0 violations

Middletown City Pws

Groundwater 51,229 people served
0 violations
Lead tested: 1.14 ppb (limit: 15 ppb)

Fairfield City Pws

Groundwater 44,907 people served
0 violations
Lead tested: 2.4 ppb (limit: 15 ppb)

Southwest Regional Water District

Groundwater 42,856 people served
0 violations
Lead tested: 1.3 ppb (limit: 15 ppb)

Oxford City Pws

Groundwater 24,000 people served
0 violations
Lead tested: 2.4 ppb (limit: 15 ppb)

Swr Water District South Plant Pws

Groundwater 19,098 people served
0 violations

Champion Camping Club Pws

1 health-based
Groundwater 25 people served
2 violations (5yr) · 1 health-based

Seven Mile Baptist Church

Groundwater 25 people served
0 violations

Lake Tammy

Groundwater 25 people served
0 violations

Contaminants Found

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

1 violation
All resolved
Public NoticeMonitoring
2 violations
Has active
Total Haloacetic Acids (HAA5)Monitoring
2 violations
All resolved
ChloriteMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
2.4 ppb measured Action level: 15 ppb

Sampled: Jul 2025

How Does This Compare?

Hamilton (45062) has more violations than 57% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 6.

Fewer violations 57th 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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