CITY REPORT TX HEALTH VIOLATIONS: 4

Denton, TX: 4 Health Violations - Home Safety 95/100

10 ZIP codes · 11 water systems · Updated

ZipCheckup grade for Denton: A.

Checked records flag no major concern; missing data is unknown.

Denton, TX scores in the upper band of the ZipCheckup grade.

How Denton Compares

Denton95/100
Texas avg83/100
National avg73/100

Data: EPA SDWIS

10
ZIP Codes
11
Water Systems
4
ZIPs Linked to Systems with Violations
A · 95
Avg Safety Score
Zone 3
County Radon Potential (Low)
$348K
Median Home Value
$650
Est. Remediation (0.2% of home value)

Water Quality Map: Denton, TX

Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.

A B C D F

Score Distribution

How ZIP codes in Denton score across all safety grades.

A
6
B
0
C
0
D
0
F
0

What You Should Know About Denton Water

  • Your city's water systems recorded 79 violations since 2021.
  • Average of reported 90th-percentile lead results: 0.0037 mg/L.
  • Homes built before 1986: 38% - older plumbing may contain lead solder.
  • Estimated remediation: $650 per household.
  • Health risk index (ZipCheckup composite of CDC data): 10.56.

Who Supplies Your Water in Denton

The 3 largest of 11 systems connected with Denton, TX are listed below.

Overview

We track home safety data for 10 ZIP codes in Denton, Texas, covering 11 community water systems serving approximately 170,630 people. The EPA snapshots used for this build directly map water systems to 7 of 10 ZIP codes.

4 of 7 ZIP codes with a reported violation count in the available EPA record (57%) have recorded EPA violations. 4 health-based violations appear in the available health breakdown.

Home Safety Score

Average Home Safety Score for Denton: A (95/100)

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

Denton water systems draw from: Groundwater, Surface water.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0037 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 7 ZIP codes with known status exceed the EPA lead action level

Radon Risk

10 of 10 ZIP records with known zones are in EPA Radon Zone 3.

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
Public Notice Rule Reporting 25 3
Lead and Copper Rule Treatment Technique 17 4
Consumer Confidence Rule Reporting 16 4
Revised Total Coliform Rule Microbiological 9 2
Chlorine Disinfectant 8 3

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
76208 A 38 2 City of Denton
76207 A 30 1 City of Denton
76210 A 15 1 City of Denton
76209 A 2 0 City of Denton

Areas with No Violations

ZIP Code Safety Score System Population
76201 A City of Denton 150,037
76203 — City of Denton 150,037
76205 A City of Denton 150,037

All ZIP Codes in Denton

Data Sources

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

Health Outcomes in Denton

9.3%
Asthma (US: 9.8%)
9.9%
Diabetes (US: 10.4%)
15.8%
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 9.3% ↓
Diabetes 9.9% ↓
Mental Health 15.8% ↑

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

Top Contaminants in Denton Water

Public Notice Rule 25 violations
Reporting
Lead and Copper Rule 17 violations
Treatment Technique
Developmental delays in children, kidney damage
Consumer Confidence Rule 16 violations
Reporting

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

Housing & Infrastructure in Denton

1997
Median Build Year
38%
Built Before 1986
14%
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 Denton deserve a closer look; the median build year is 1997.

1997
Median Year Built
38%
Pre-1986 (lead solder era; lead paint banned 1978)
14%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (14%) 1970–1986 (24%) Post-1986 (62%)

Most homes in Denton 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.

Cost Context: What Remediation Means for Denton Homeowners

Compared with typical property prices, the remediation estimate for Denton is small in percentage terms - at or under one percent.

Median Home Value
$348,400
Est. Remediation
$650
Remediation as % of home value 0.2%

Estimated remediation costs in Denton can be compared with local home values. The $375–$1,100 estimated range can be set against the median property value; actual costs vary by home. Home values are 53% above the Texas average.

Lead Exposure Risk for Children in Denton

38%
Homes Built Before 1986
0.0037
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 NFIP Claim Context in Denton

184
Total FEMA Flood Claims
$21,061
Avg Reported Sum With Payment Data
50%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Denton contains 184 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $21,061. Among ZIP codes with claim records, 50% 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 $650 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 Denton, TX?
Denton has an average Home Safety Score of 95/100 (Grade A) 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. 79 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 Denton?
EPA records list 79 EPA violations, including 4 health-based violations for Denton water systems. These water-system violations are shown for 10 mapped ZIP codes.
Does Denton water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Denton is 0.0037 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 Denton compare to Texas average?
Denton has an average Home Safety Score of 95/100, which is at or above the Texas state average of 83/100 for the same model series.
How many water systems serve Denton?
Our records map 11 water systems to 10 ZIP codes in Denton. The related population figure in our data is approximately 170,630 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Denton?
Estimated remediation cost per household in Denton: $650; modeled range $375 to $1,100. 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). Denton, TX: 4 Health Violations - Home Safety 95/100. https://zipcheckup.com/cities/tx/denton/
BibTeX
@misc{zipcheckup-cities-tx-denton,
  author = {{ZipCheckup}},
  title  = {{Denton, TX: 4 Health Violations - Home Safety 95/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/tx/denton/}
}

Page version: October 2026.

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