CITY REPORT CA

Wildomar, CA: 2 Violations - Home Safety 58/100

1 ZIP code · 5 water systems · Updated

ZipCheckup grade for Wildomar: C.

A mixed picture - some signals here are worth your attention.

Wildomar, CA: a C, mid-scale.

How Wildomar Compares

Wildomar58/100
California avg76/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
5
Water Systems
1
ZIPs Linked to Systems with Violations
C · 58
Avg Safety Score
Zone 2
County Radon Potential (Moderate)
$524K
Median Home Value
$500
Est. Remediation (0.1% of home value)

Wildomar Water: The Quick Version

  • Your city's water systems recorded 2 violations since 2021.
  • Average of reported 90th-percentile lead results: 0.0028 mg/L.
  • Homes built before 1986: 32% - older plumbing may contain lead solder.
  • Estimated remediation: $500 per household.
  • Health risk index (ZipCheckup composite of CDC data): 12.09.

Water Systems Serving Wildomar

Counting every public water system linked to Wildomar, CA in federal data gives 5. The list below keeps the 3 largest by reported population served, a figure that covers each system's whole service area rather than the city alone. A household's own supplier is named on its water bill.

Overview

We track home safety data for 1 ZIP code in Wildomar, California (population ~34,505), covering 5 community water systems serving approximately 1,003,662 people region-wide. 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. The available record reports no health-based violations for this measured scope.

Home Safety Score

Average Home Safety Score for Wildomar: C (58/100)

Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:

Factor What It Measures
Water Quality EPA violations and compliance history
PFAS MCL Screen UCMR 5 testing against the covered federal MCLs
Radon Risk EPA radon zone classification
Annual AQI EPA AirData county-year median with at least 90 observed days

Water Sources

Wildomar 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
Nitrate Inorganic 2 1
Groundwater Rule Treatment Technique 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
92595 C 2 0 Elsinore Valley Mwd

All ZIP Codes in Wildomar

  • 92595 [C] - 2 violations

Data Sources

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

CDC Health Data for Wildomar

9.5%
Asthma (US: 9.8%)
12.4%
Diabetes (US: 10.4%)
17.1%
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 9.5% ↓
Diabetes 12.4% ↑
Mental Health 17.1% ↑

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

Key Contaminants Detected in Wildomar

Nitrate 2 violations
Inorganic · EPA regulatory level for the contaminant named above: 10 mg/L
Blue baby syndrome in infants
Groundwater Rule 2 violations
Treatment Technique

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

How Old Is Wildomar's Housing Stock?

1993
Median Build Year
32%
Built Before 1986
4%
Built Before 1970
Copper
Likely Pipe Material

Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

Lead solder was allowed in new plumbing until the 1986 federal restrictions, which is why older homes in Wildomar deserve a closer look; the median build year is 1993.

1993
Median Year Built
32%
Pre-1986 (lead solder era; lead paint banned 1978)
4%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (4%) 1970–1986 (28%) Post-1986 (68%)

Most homes in Wildomar were built after 1986; lead exposure at a tap still depends on its service line and plumbing. Older homes should still be tested.

Source: U.S. Census Bureau ACS B25034.

Wildomar: Remediation Cost in Perspective

Estimated remediation for Wildomar is a small fraction of median property value - one percent or less - though the ratio does not describe any single household.

Median Home Value
$523,500
Est. Remediation
$500
Remediation as % of home value 0.1%

Estimated remediation costs in Wildomar 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 29% below the California average.

Protecting Children from Lead in Wildomar

32%
Homes Built Before 1986
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.

If you have young children or are pregnant, consider testing your home's water - especially if your home was built before 1986.

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

Historical Flood-Claim Evidence for Wildomar

1
Total FEMA Flood Claims
$2,125
Avg Reported Sum With Payment Data
0%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Wildomar contains 1 flood insurance claim. Among claims with payment data, the average reported building, contents, and ICC component sum is $2,125. Among ZIP codes with claim records, 0% 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 $500 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.

What You Can Do in Wildomar

  1. Test your water at home. City-level data shows averages - your tap may differ. Check the certification, price and turnaround time of any water test kit or lab service.
  2. Install a certified water filter. For Nitrate, listed in the water-quality records for Wildomar: if it is a rule or reporting requirement rather than a contaminant, ask your utility what the record involved; for bacteria, follow any boil-water notice from your utility; for a specific chemical contaminant, check whether a filter is certified to reduce it. Not every contaminant has a consumer filter certification.
  3. Check your home's plumbing. With 32% of homes built before 1986, lead solder is a real possibility.

Frequently Asked Questions

What does the Home Safety Score mean for Wildomar, CA?
Wildomar has an average Home Safety Score of 58/100 (Grade C) under ZipCheckup model 4.0.0, an area-level model that draws on EPA water compliance records, PFAS screening, EPA radon zones, and annual EPA air quality data; see the methodology page for how inputs and coverage are handled. 2 violations appear in EPA records for water systems mapped to these ZIP codes. Check individual ZIP code reports for component details.
How many violations are on record for water systems serving Wildomar?
EPA records list 2 EPA violations for Wildomar water systems. These water-system violations are shown for 1 mapped ZIP code.
Does Wildomar water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Wildomar 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 does Wildomar compare to California average?
Wildomar has an average Home Safety Score of 58/100, which is below the California state average of 76/100 for the same model series.
How many water systems serve Wildomar?
Our records map 5 water systems to 1 ZIP code in Wildomar. The related population figure in our data is approximately 34,505 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Wildomar?
Estimated remediation cost per household in Wildomar: $500; modeled range $300 to $800. 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). Wildomar, CA: 2 Violations - Home Safety 58/100. https://zipcheckup.com/cities/ca/wildomar/
BibTeX
@misc{zipcheckup-cities-ca-wildomar,
  author = {{ZipCheckup}},
  title  = {{Wildomar, CA: 2 Violations - Home Safety 58/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ca/wildomar/}
}

Page version: October 2026.

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