CITY REPORT AR

Thornton, AR: 3 Violations - Home Safety Score unavailable

1 ZIP code · 2 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
2
Water Systems
1
ZIPs with Violations
Zone 3
Radon Risk (Low)
$59K
Median Home Value

Key Facts for Thornton Residents

  • Your city's water systems recorded 3 violations in the past 5 years.
  • Homes built before 1986: 70% - older plumbing may contain lead solder.
  • CDC health risk index: 15.28 - above typical levels.

Thornton's Water Providers

Federal records list 2 water systems tied to Thornton, AR. Of those, 2 are the primary providers, meaning service conditions, rate structures, and compliance histories can differ depending on where a property sits.

Overview

We track home safety data for 1 ZIP code in Thornton, Arkansas (population ~534), covering 2 community water systems serving approximately 2,122 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.

Water Sources

Thornton water systems draw from: Groundwater.

Lead & Copper

  • Lead data: not yet available for Thornton
  • Lead action-level status: not available

Radon Risk

Dominant radon zone: Zone 3 (Low Risk)

Top Contaminants

Contaminant Category Violations ZIPs Affected
Consumer Confidence Report Rule Reporting 6 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
71766 3 0 Calhoun County Water Assn

All ZIP Codes in Thornton

Data Sources

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

Thornton Community Health Snapshot

10.3%
Asthma (US: 9.8%)
14.6%
Diabetes (US: 10.4%)
17.7%
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 10.3% ↑
Diabetes 14.6% ↑
Mental Health 17.7% ↑

Vertical line = national average. Above national · Below national

What's in Thornton's Water?

Consumer Confidence Report Rule 6 violations
Reporting

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

Thornton Infrastructure Age

1973
Median Build Year
70%
Built Before 1986
17%
Built Before 1970
Copper
Likely Pipe Material

With 70% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.

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

Housing Age Profile

Pre-1986 plumbing is not a rare legacy case in Thornton - it's the dominant profile. The median build year of 1973 indicates a housing stock where lead-soldered copper joints are a common structural feature of residences across the city.

1973
Median Year Built
70%
Pre-1986 (Lead Paint Risk)
17%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (17%) 1970–1986 (53%) Post-1986 (30%)

Over half of homes in Thornton were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

Thornton: Lead Risk & Vulnerable Populations

70%
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.

Older interior plumbing shapes the local picture: 70% of Thornton homes predate the federal solder ban, and aggregate sampling either approaches or crosses the action benchmark. That mix makes a single-home draw a standard pre-purchase or pre-occupancy step.

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

Frequently Asked Questions

How many water violations does Thornton have?
Thornton water systems have a total of 3 EPA violations. Violations are tracked across 1 ZIP code.
How many water systems serve Thornton?
Thornton is served by 2 public water systems across 1 ZIP code, serving approximately 534 people.
HomeCitiesArkansas → Thornton, AR

How to cite this page

APA ZipCheckup. (2026). Thornton, AR: 3 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/ar/thornton/
BibTeX
@misc{zipcheckup-cities-ar-thornton,
  author = {{ZipCheckup}},
  title  = {{Thornton, AR: 3 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ar/thornton/}
}

Page version: August 2026.

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