CITY REPORT IA

Fairfield, IA: 1 Violation - Home Safety Score unavailable

2 ZIP codes · 2 water systems · Updated

Data: EPA SDWIS

2
ZIP Codes
2
Water Systems
2
ZIPs Linked to Systems with Violations
Zone 1
County Radon Potential (High)
$168K
Median Home Value
$500
Est. Remediation (0.3% of home value)

Key Facts for Fairfield Residents

  • Water systems mapped to your city have 1 violation on record since 2021.
  • Estimated remediation: $500 per household.
  • Health risk index (ZipCheckup composite of CDC data): 14.34.

Fairfield's Water Providers

Among 2 systems linked to Fairfield, IA, the 2 biggest by population served appear below.

Overview

We track home safety data for 2 ZIP codes in Fairfield, Iowa (population ~12,201), covering 2 community water systems serving approximately 42,821 people region-wide. The EPA snapshots used for this build directly map water systems to 2 of 2 ZIP codes.

2 of 2 ZIP codes with a reported violation count in the available EPA record (100%) have recorded EPA violations. The available record reports no health-based violations for this measured scope.

Water Sources

Fairfield water systems draw from: Groundwater, Surface water.

Lead & Copper

  • Average of reported 90th-percentile lead results: reported as 0 mg/L (a reported 0 is not proof of no lead; check the source record for its reporting limit) (EPA action level: 0.015 mg/L)
  • 0 of 2 ZIP codes with known status exceed the EPA lead action level

Radon Risk

2 of 2 ZIP records with known zones are in EPA Radon Zone 1.

The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.

Top Contaminants

Contaminant Category Violations ZIPs Affected
Combined Radium (-226 and -228) Radionuclides 3 2

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
52556 — 1 0 Fairfield Water Supply
52557 — 1 0 Fairfield Water Supply

All ZIP Codes in Fairfield

  • 52556 - 1 violation recorded for mapped water systems
  • 52557 - 1 violation recorded for mapped water systems

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Fairfield Community Health Snapshot

9.6%
Asthma (US: 9.8%)
13.2%
Diabetes (US: 10.4%)
14.7%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). County health indicators are shown for context only and are not linked to this area's water records.

Compared to National Average

Asthma 9.6% ↓
Diabetes 13.2% ↑
Mental Health 14.7% ↓

Vertical line = national average. ■ Above national · ■ Below national

What's in Fairfield's Water?

Combined Radium (-226 and -228) 3 violations
Radionuclides · EPA regulatory level for the contaminant named above: 5 pCi/L

Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.

How Remediation Costs Compare in Fairfield

Compared with typical property prices, the remediation estimate for Fairfield is small in percentage terms - at or under one percent.

Median Home Value
$168,200
Est. Remediation
$500
Remediation as % of home value 0.3%

Estimated remediation costs in Fairfield can be compared with local home values. The $300–$800 estimated range can be set against the median property value; actual costs vary by home. Home values are 2% above the Iowa average.

Frequently Asked Questions

How many violations are on record for water systems serving Fairfield?
EPA records list 1 EPA violation for Fairfield water systems. These water-system violations are shown for 2 mapped ZIP codes.
How many water systems serve Fairfield?
Our records map 2 water systems to 2 ZIP codes in Fairfield. The related population figure in our data is approximately 12,201 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Fairfield?
Estimated remediation cost per household in Fairfield: $500; modeled range $300 to $800. Estimated costs may include filtration, pipe replacement, radon mitigation, or flood protection where applicable.
Home → Cities → Iowa → Fairfield, IA

How to cite this page

APA ZipCheckup. (2026). Fairfield, IA: 1 Violation - Home Safety Score unavailable. https://zipcheckup.com/cities/ia/fairfield/
BibTeX
@misc{zipcheckup-cities-ia-fairfield,
  author = {{ZipCheckup}},
  title  = {{Fairfield, IA: 1 Violation - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ia/fairfield/}
}

Page version: October 2026.

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