Water Quality in Iowa City, IA (52246)

EPA violation data for public water systems serving ZIP code 52246.

Past Health-Based Violations

4 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 20 monitoring/reporting violations.

More violations than 81% of US ZIP codes.

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

22,308

Population

7

Water Systems

24

Violations (5yr)

4

Health-Based

Location

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Water Systems Serving This Area (7)

Iowa City Water Department

Surface water 68,753 people served
0 violations

University Water System

Surface water 26,684 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Johnson County Ag Association

All resolved
Groundwater 218 people served
13 violations (5yr) · All resolved

Walker Homestead Farm And Winery

All resolved
Groundwater 104 people served
6 violations (5yr) · All resolved

Kesslers Homeowners Assn

4 health-based
Groundwater 60 people served
5 violations (5yr) · 4 health-based · All resolved
Lead tested: 2 ppb (limit: 15 ppb)

Rocks Roadhouse

GUP 55 people served
0 violations

Christ The King Lutheran Church

Groundwater 25 people served
0 violations

Contaminants Found

Combined Radium (-226 and -228)Health-Based
4 violations
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

12 violations
All resolved
Public NoticeMonitoring
4 violations
All resolved
E. COLIMonitoring
3 violations
All resolved
NitrateMonitoring

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

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0 ppb measured Action level: 15 ppb

Sampled: Jan 2024

How Does This Compare?

Iowa City (52246) has more violations than 81% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 24.

Fewer violations 81th 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.

Whole House Carbon Filter

A solid baseline for improving overall water quality. Reduces chlorine, sediment, and many common contaminants throughout your entire home.

Targets:Chlorine, Sediment, Taste & Odor

Look for:NSF/ANSI 42 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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