CITY REPORT CA HEALTH VIOLATIONS: 3

Edison, CA: 4 Violations - Home Safety Score unavailable

1 ZIP code · 2 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
2
Water Systems
1
ZIPs Linked to Systems with Violations
Zone 2
County Radon Potential (Moderate)
$600
Est. Remediation

What You Should Know About Edison Water

  • Your city's water systems recorded 4 violations since 2021.
  • Average of reported 90th-percentile lead results: 0.0028 mg/L.
  • Estimated remediation: $600 per household.
  • Health risk index (ZipCheckup composite of CDC data): 12.57.

Who Supplies Your Water in Edison

The 2 largest of 2 systems connected with Edison, CA are listed below.

Overview

We track home safety data for 1 ZIP code in Edison, California, covering 2 community water systems serving approximately 300,398 people. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. 3 health-based violations appear in the available health breakdown.

Water Sources

Edison water systems draw from: Surface water.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0028 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

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

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
Haloacetic Acids (HAA5) Disinfection Byproducts 4 1
Lead and Copper Rule Revisions Treatment Technique 4 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
93220 — 4 3 Cws - Bakersfield

All ZIP Codes in Edison

  • 93220 - 4 violations ⚠

Data Sources

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

Health Outcomes in Edison

10.3%
Asthma (US: 9.8%)
13.3%
Diabetes (US: 10.4%)
20%
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 10.3% ↑
Diabetes 13.3% ↑
Mental Health 20% ↑

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

Top Contaminants in Edison Water

Haloacetic Acids (HAA5) 4 violations
Disinfection Byproducts · EPA regulatory level for the contaminant named above: 0.06 mg/L
Increased cancer risk with long-term exposure above the MCL
Lead and Copper Rule Revisions 4 violations
Treatment Technique

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

Lead Exposure Risk for Children in Edison

0.0028
mg/L average of reported water-system 90th-percentile lead results (the 0.015 action level applies to each system's result, not to this average)

Why children are most at risk: The CDC states that no safe blood lead level in children has been identified. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

Available area-level lead records for Edison do not determine the lead level at an individual tap. Testing is the only way to confirm your water's lead content.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Frequently Asked Questions

How many violations are on record for water systems serving Edison?
EPA records list 4 EPA violations, including 3 health-based violations for Edison water systems. These water-system violations are shown for 1 mapped ZIP code.
Does Edison water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Edison is 0.0028 mg/L. The EPA action level of 0.015 mg/L applies to each water system's own 90th percentile, not to this average. EPA's health goal for lead is zero. Lead levels can vary by home - testing is recommended especially in older properties.
How many water systems serve Edison?
Our records map 2 water systems to 1 ZIP code in Edison. The related population figure in our data is approximately 300,398 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Edison?
Estimated remediation cost per household in Edison: $600; modeled range $300 to $1,500. Estimated costs may include filtration, pipe replacement, radon mitigation, or flood protection where applicable.
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How to cite this page

APA ZipCheckup. (2026). Edison, CA: 4 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/ca/edison/
BibTeX
@misc{zipcheckup-cities-ca-edison,
  author = {{ZipCheckup}},
  title  = {{Edison, CA: 4 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ca/edison/}
}

Page version: October 2026.

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