CITY REPORT CA HEALTH VIOLATIONS: 22

Gilroy, CA: 23 Violations - Home Safety Score unavailable

2 ZIP codes · 5 water systems · Updated

Data: EPA SDWIS

2
ZIP Codes
5
Water Systems
1
ZIPs Linked to Systems with Violations
Zone 2
County Radon Potential (Moderate)
$1.0M
Median Home Value
$1,100
Est. Remediation (0.1% of home value)

Gilroy Water: The Quick Version

  • Your city's water systems recorded 23 violations since 2021.
  • Average of reported 90th-percentile lead results: 0.0039 mg/L.
  • Estimated remediation: $1,100 per household.
  • Health risk index (ZipCheckup composite of CDC data): 9.01.

Water Systems Serving Gilroy

Service in Gilroy, CA can differ by address: 5 water systems are tied to the area in federal records, and the 3 largest are listed with their violation records.

Overview

We track home safety data for 2 ZIP codes in Gilroy, California, covering 5 community water systems serving approximately 67,945 people. The EPA snapshots used for this build directly map water systems to 1 of 2 ZIP codes.

1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. 22 health-based violations appear in the available health breakdown.

Water Sources

Gilroy water systems draw from: Groundwater.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0039 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

2 of 2 ZIP records with known zones are 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
Nitrate Inorganic 44 1
Revised Total Coliform Rule Microbiological 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
95020 — 23 22 City of Gilroy

All ZIP Codes in Gilroy

Data Sources

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

CDC Health Data for Gilroy

7.9%
Asthma (US: 9.8%)
10.5%
Diabetes (US: 10.4%)
13.7%
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 7.9% ↓
Diabetes 10.5% ↑
Mental Health 13.7% ↓

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

Key Contaminants Detected in Gilroy

Nitrate 44 violations
Inorganic · EPA regulatory level for the contaminant named above: 10 mg/L
Blue baby syndrome in infants
Revised Total Coliform Rule 2 violations
Microbiological
Indicates possible bacterial contamination

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

Gilroy: Remediation Cost in Perspective

The remediation-to-value ratio for Gilroy sits at the bottom of the scale.

Median Home Value
$1.0M
Est. Remediation
$1,100
Remediation as % of home value 0.1%

Estimated remediation costs in Gilroy can be compared with local home values. The $600–$2,300 estimated range can be set against the median property value; actual costs vary by home. Home values are 36% above the California average.

Protecting Children from Lead in Gilroy

0.0039
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 Gilroy 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.

Historical Flood-Claim Evidence for Gilroy

47
Total FEMA Flood Claims
$22,925
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Gilroy contains 47 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $22,925. Among ZIP codes with claim records, 100% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. The $1,100 remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.

Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.

Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.

Frequently Asked Questions

How many violations are on record for water systems serving Gilroy?
EPA records list 23 EPA violations, including 22 health-based violations for Gilroy water systems. These water-system violations are shown for 2 mapped ZIP codes.
Does Gilroy water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Gilroy is 0.0039 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 Gilroy?
Our records map 5 water systems to 2 ZIP codes in Gilroy. The related population figure in our data is approximately 67,945 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Gilroy?
Estimated remediation cost per household in Gilroy: $1,100; modeled range $600 to $2,300. 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). Gilroy, CA: 23 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/ca/gilroy/
BibTeX
@misc{zipcheckup-cities-ca-gilroy,
  author = {{ZipCheckup}},
  title  = {{Gilroy, CA: 23 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ca/gilroy/}
}

Page version: October 2026.

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