CITY REPORT TX 1 HEALTH VIOLATIONS

Mertens, TX: 21 Violations - Home Safety Score unavailable

1 ZIP code · 3 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
3
Water Systems
1
ZIPs with Violations
Zone 3
Radon Risk (Low)
$92K
Median Home Value
$300
Est. Remediation (0.3% of home value)

Key Facts for Mertens Residents

  • Your city's water systems recorded 21 violations in the past 5 years.
  • Average lead level: 0.0026 mg/L.
  • Homes built before 1986: 57% - older plumbing may contain lead solder.
  • Estimated remediation: $300 per household.
  • CDC health risk index: 14.22 - above typical levels.

Mertens's Water Providers

Residential water service in Mertens, TX is divided among 3 separate utilities, drawn from 3 systems on file with federal regulators.

Overview

We track home safety data for 1 ZIP code in Mertens, Texas (population ~245), covering 3 community water systems serving approximately 10,628 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. 1 health-based violation appear in the available health breakdown.

Water Sources

Mertens water systems draw from: Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0026 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
Stage 1 DBP Rule Treatment Technique 10 1
Lead and Copper Rule Treatment Technique 10 1
Surface Water Treatment Rule Treatment Technique 6 1
Revised Total Coliform Rule Microbiological 6 1
Total Coliform Microbiological 4 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
76666 21 1 Navarro Mills Water Supply Corporation

All ZIP Codes in Mertens

  • 76666 - 21 violations ⚠

Data Sources

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

Mertens Community Health Snapshot

10.3%
Asthma (US: 9.8%)
14.2%
Diabetes (US: 10.4%)
17.8%
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 14.2% ↑
Mental Health 17.8% ↑

Vertical line = national average. Above national · Below national

What's in Mertens's Water?

Stage 1 DBP Rule 10 violations
Treatment Technique
Disinfection byproduct exposure risk
Lead and Copper Rule 10 violations
Treatment Technique
Developmental delays in children, kidney damage
Surface Water Treatment Rule 6 violations
Treatment Technique
Pathogens may not be adequately removed

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

Mertens Infrastructure Age

1986
Median Build Year
57%
Built Before 1986
30%
Built Before 1970
Copper
Likely Pipe Material

With 57% 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

The lead that enters tap water in older homes often comes not from the municipal supply but from the home's own plumbing - from solder used in copper joints before the 1986 federal ban, or from lead pipes installed before 1970. In Mertens, where the median build year is 1986, these older materials are widespread. More than half the residential stock predates the 1986 solder ban, and a significant fraction predates 1970 as well. For residents in those homes, the city-wide water quality picture is a less relevant frame than the specific materials inside their own walls and under their own street.

1986
Median Year Built
57%
Pre-1986 (Lead Paint Risk)
30%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (30%) 1970–1986 (27%) Post-1986 (43%)

Over half of homes in Mertens 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.

How Remediation Costs Compare in Mertens

Remediation costs in Mertens are small relative to typical property values - the cost-to-value ratio here is favorable.

Median Home Value
$91,500
Est. Remediation
$300
Remediation as % of home value 0.3%

Remediation costs in Mertens are relatively low compared to home values. The $150–$600 estimated range is a small fraction of median property value. Home values are 60% below the Texas average.

Mertens: Lead Risk & Vulnerable Populations

57%
Homes Built Before 1986
0.0026
mg/L Avg Lead (Limit: 0.015)

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.

Households with kids in the home - for whom CDC guidance places particular weight on minimizing exposure - face a specific local picture in Mertens. 57% of homes here come from the pre-rule era, and aggregate utility samples either approach or cross 0.015 mg/L. A baseline draw-test kit and certified lead-removal filtration are available via retailer networks for households confirming conditions at a specific tap.

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 Mertens have?
Mertens water systems have a total of 21 EPA violations, including 1 health-based violation. Violations are tracked across 1 ZIP code.
Does Mertens water have lead?
The average 90th-percentile lead level in Mertens is 0.0026 mg/L. This is below the EPA action level of 0.015 mg/L. Lead levels can vary by home - testing is recommended especially in older properties.
How many water systems serve Mertens?
Mertens is served by 3 public water systems across 1 ZIP code, serving approximately 245 people.
How much does it cost to fix water issues in Mertens?
Estimated remediation costs in Mertens average $300 per household, ranging from $150 to $600. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesTexas → Mertens, TX

How to cite this page

APA ZipCheckup. (2026). Mertens, TX: 21 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/tx/mertens/
BibTeX
@misc{zipcheckup-cities-tx-mertens,
  author = {{ZipCheckup}},
  title  = {{Mertens, TX: 21 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/tx/mertens/}
}

Page version: August 2026.

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