Water Quality in Cincinnati, OH (45002)

EPA violation data for public water systems serving ZIP code 45002.

No Health-Based Violations

None of the 19 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are9 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 65% of US ZIP codes.

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

15,413

Population

19

Water Systems

9

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (19)

Cincinnati Public Water System

Surface water 750,200 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb)

Cincinnati, City Of-Miller

Surface water 686,400 people served
0 violations

Cincinnati, City Of-Bolton Plt

Groundwater 93,600 people served
0 violations

Cleves Village Pws

Groundwater 6,000 people served
1 violation (5yr)
Lead tested: 0 ppb (limit: 15 ppb)

Westbrook Village Mhp

Groundwater 450 people served
0 violations

G&R Pony Keg

Groundwater 400 people served
0 violations

Blue Bell Beach Pws

All resolved
Groundwater 123 people served
8 violations (5yr) · All resolved

Robins Nest Golf Course Pws

Groundwater 100 people served
0 violations

Hillview Golf Course

Purchased groundwater 100 people served
0 violations

Gravelrama

Groundwater 100 people served
0 violations

Cincinnati Test Systems North

Groundwater 70 people served
0 violations

Cincinnati Test Systems 1

Groundwater 61 people served
0 violations

Whitewater Senior Center Pws

Groundwater 45 people served
0 violations

Cincinnati Test Systems 2

Groundwater 30 people served
0 violations

Lotton Mobile Home Park

Groundwater 28 people served
0 violations

Dew Drop Inn

Purchased groundwater 25 people served
0 violations

Elizabethtown Hall And Fire Station

Groundwater 25 people served
0 violations

Valley View Auctions

Purchased groundwater 2 people served
0 violations

Henderson Auto Parts

Groundwater 2 people served
0 violations

Contaminants Found

Public NoticeMonitoring
4 violations
All resolved
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

2 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

1 violation
Has active
E. COLIMonitoring
1 violation
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
2 ppb measured Action level: 15 ppb

Sampled: Jul 2025

How Does This Compare?

Cincinnati (45002) has more violations than 65% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 9, most of which are monitoring/reporting issues.

Fewer violations 65th percentile More violations

Water Filter Recommendations

No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.

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