CITY REPORT CA

Thermal, CA: 3 Violations - Home Safety 91/100

1 ZIP code · 3 water systems · Updated

ZipCheckup grade for Thermal: A.

No federal data flags a major home-safety concern for this ZIP.

Throughout Thermal and across its water systems, EPA compliance data for CA shows above-average performance - violations are minimal, none of the tracked systems have recorded repeated MCL exceedances in recent cycles, and the safety picture has held steady across multiple reporting periods.

How Thermal Compares

Thermal91/100
California avg76/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
3
Water Systems
1
ZIPs with Violations
A · 91
Avg Safety Score
Zone 3
Radon Risk (Low)
$140K
Median Home Value
$2,200
Est. Remediation (1.6% of home value)

Thermal Water: The Quick Version

  • Your city's water systems recorded 3 violations in the past 5 years.
  • Homes built before 1986: 38% - older plumbing may contain lead solder.
  • Estimated remediation: $2,200 per household.
  • CDC health risk index: 12.34 - above typical levels.

Water Systems Serving Thermal

Water delivery in Thermal, CA is handled by 3 utilities rather than a single system - drawn from 3 providers in federal records, each filing its own compliance reports and setting its own rates.

Overview

We track home safety data for 1 ZIP code in Thermal, California (population ~17,909), covering 3 community water systems serving approximately 398,347 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 Thermal: A (91/100)

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

Thermal water systems draw from: Groundwater.

Lead & Copper

  • Average lead level (90th percentile): 0.0000 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

Dominant radon zone: Zone 3 (Low Risk)

Top Contaminants

Contaminant Category Violations ZIPs Affected
Lead Inorganic 2 1
Total Coliform Microbiological 2 1
Consumer Confidence Report Rule Reporting 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
92274 A 3 0 Coachella Vwd: Cove Community

All ZIP Codes in Thermal

  • 92274 [A] - 3 violations

Data Sources

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

CDC Health Data for Thermal

9.2%
Asthma (US: 9.8%)
15%
Diabetes (US: 10.4%)
18%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 9.2% ↓
Diabetes 15% ↑
Mental Health 18% ↑

Vertical line = national average. Above national · Below national

Key Contaminants Detected in Thermal

Lead 2 violations
Inorganic · EPA limit: 0.015 mg/L
Total Coliform 2 violations
Microbiological
Indicates possible pathogenic contamination
Consumer Confidence Report Rule 2 violations
Reporting

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

How Old Is Thermal's Housing Stock?

1998
Median Build Year
38%
Built Before 1986
6%
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

With a median build year of 1998, Thermal's housing stock reflects a city built across multiple eras. A substantial share of homes predate 1986 - the year lead solder in plumbing was federally banned - meaning the risk from plumbing materials is unevenly distributed across the city's neighborhoods and property types.

1998
Median Year Built
38%
Pre-1986 (Lead Paint Risk)
6%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (6%) 1970–1986 (32%) Post-1986 (62%)

Most homes in Thermal were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.

Source: U.S. Census Bureau ACS B25034.

Thermal: Remediation Cost in Perspective

Viewed from a financial planning lens, Thermal sits in the moderate remediation-share tier - the equity impact of addressing documented issues is real, and deliberate preparation separates smooth outcomes from disruptive ones for most homeowners.

Median Home Value
$139,900
Est. Remediation
$2,200
Remediation as % of home value 1.6%

Remediation costs are moderate relative to home values in Thermal. The estimated $1,100–$4,100 range is manageable for most homeowners but still worth budgeting for. Home values are 81% below the California average.

Protecting Children from Lead in Thermal

38%
Homes Built Before 1986

Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

Routinely in Thermal, where 38% of housing predates the solder ban and aggregate utility readings hover near the federal threshold, a faucet-level draw functions as a standard household step for families with small kids.

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

Historical Flood-Claim Evidence for Thermal

33
Total FEMA Flood Claims
$9,050
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Thermal contains 33 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $9,050. 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 <strong>$2,200</strong> 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

What does the Home Safety Score mean for Thermal, CA?
Thermal has an average Home Safety Score of 91/100 (Grade A) under model 4.0.0. The score combines EPA SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the PFAS MCL screen, EPA radon zone, and annual EPA AQI, and is published only when all required domains are observed. 3 EPA violations have been recorded. Check individual ZIP code reports for component details.
How many water violations does Thermal have?
Thermal water systems have a total of 3 EPA violations. Violations are tracked across 1 ZIP code.
How does Thermal compare to California average?
Thermal has an average Home Safety Score of 91/100, which is above the California state average of 76/100 for the same model series.
How many water systems serve Thermal?
Thermal is served by 3 public water systems across 1 ZIP code, serving approximately 17,909 people.
How much does it cost to fix water issues in Thermal?
Estimated remediation costs in Thermal average $2,200 per household, ranging from $1,100 to $4,100. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesCalifornia → Thermal, CA

How to cite this page

APA ZipCheckup. (2026). Thermal, CA: 3 Violations - Home Safety 91/100. https://zipcheckup.com/cities/ca/thermal/
BibTeX
@misc{zipcheckup-cities-ca-thermal,
  author = {{ZipCheckup}},
  title  = {{Thermal, CA: 3 Violations - Home Safety 91/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ca/thermal/}
}

Page version: August 2026.

Get safety alerts for Thermal, California

Free updates when EPA data changes for this area. No spam.

Unsubscribe anytime. Privacy Policy.

Share This Page

X Facebook
Violations found - check filter options Free tool - no phone call required.