CITY REPORT AL

Trinity, AL: 18 Violations - Home Safety 61/100

1 ZIP code · 4 water systems · Updated

ZipCheckup grade for Trinity: C.

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

Available records for Trinity give it a middle-tier grade in AL; water systems can differ, so check the one that serves your home.

How Trinity Compares

Trinity61/100
Alabama avg72/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
4
Water Systems
1
ZIPs Linked to Systems with Violations
C · 61
Avg Safety Score
Zone 1
County Radon Potential (High)
$191K
Median Home Value
$500
Est. Remediation (0.3% of home value)

Key Facts for Trinity Residents

  • Your city's water systems recorded 18 violations since 2021.
  • Average of reported 90th-percentile lead results: 0.0028 mg/L.
  • Homes built before 1986: 43% - older plumbing may contain lead solder.
  • Estimated remediation: $500 per household.
  • Health risk index (ZipCheckup composite of CDC data): 14.84.

Trinity's Water Providers

Service in Trinity, AL can differ by address: 4 water systems are tied to the area in federal records, and the 3 largest are listed with their violation records.

Overview

We track home safety data for 1 ZIP code in Trinity, Alabama (population ~7,679), covering 4 community water systems serving approximately 119,532 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 Trinity: C (61/100)

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

Trinity 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 1.

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
Arsenic Inorganic 2 1
Chlorite Disinfection Byproducts 2 1
Barium Inorganic 2 1
Cadmium Inorganic 2 1
Chromium Inorganic 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
35673 C 18 0 Moulton Water Works Board

All ZIP Codes in Trinity

  • 35673 [C] - 18 violations

Data Sources

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

Trinity Community Health Snapshot

9.9%
Asthma (US: 9.8%)
14.7%
Diabetes (US: 10.4%)
16.8%
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 9.9% ↑
Diabetes 14.7% ↑
Mental Health 16.8% ↑

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

What's in Trinity's Water?

Arsenic 2 violations
Inorganic · EPA regulatory level for the contaminant named above: 0.01 mg/L
Long-term exposure above the MCL: skin damage, circulatory problems, increased cancer risk
Chlorite 2 violations
Disinfection Byproducts · EPA regulatory level for the contaminant named above: 1 mg/L
Anemia in infants and young children
Barium 2 violations
Inorganic · EPA regulatory level for the contaminant named above: 2 mg/L
Increased blood pressure

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

Trinity Infrastructure Age

1998
Median Build Year
43%
Built Before 1986
21%
Built Before 1970
Copper
Likely Pipe Material

With 43% of homes built before 1986, lead solder in plumbing is a potential concern. Federal law banned lead solder in drinking-water plumbing in 1986, but many older homes retain original plumbing.

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

Housing Age Profile

When a home in Trinity was built matters for lead because federal rules adopted in 1986 limited how much lead new plumbing could contain; the local median build year is 1998. A median sits in the middle of a range, so some homes are older and some newer, and past repairs may have changed the pipes in either group. A plumber can identify the materials inside a home, and a lab test measures what reaches the tap.

1998
Median Year Built
43%
Pre-1986 (lead solder era; lead paint banned 1978)
21%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (21%) 1970–1986 (22%) Post-1986 (57%)

Most homes in Trinity 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.

How Remediation Costs Compare in Trinity

How large is the remediation estimate next to home prices in Trinity? Small in relative terms: it amounts to 1% of the median value or less, although the dollar figure below is still an estimate and actual costs vary by property and contractor.

Median Home Value
$191,400
Est. Remediation
$500
Remediation as % of home value 0.3%

Estimated remediation costs in Trinity 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 16% above the Alabama average.

Trinity: Lead Risk & Vulnerable Populations

43%
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.

What You Can Do in Trinity

  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 Arsenic, listed in the water-quality records for Trinity: 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 43% of homes built before 1986, lead solder is a real possibility.

Frequently Asked Questions

What does the Home Safety Score mean for Trinity, AL?
Trinity has an average Home Safety Score of 61/100 (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. 18 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 Trinity?
EPA records list 18 EPA violations for Trinity water systems. These water-system violations are shown for 1 mapped ZIP code.
Does Trinity water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Trinity 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 Trinity compare to Alabama average?
Trinity has an average Home Safety Score of 61/100, which is below the Alabama state average of 72/100 for the same model series.
How many water systems serve Trinity?
Our records map 4 water systems to 1 ZIP code in Trinity. The related population figure in our data is approximately 7,679 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Trinity?
Estimated remediation cost per household in Trinity: $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). Trinity, AL: 18 Violations - Home Safety 61/100. https://zipcheckup.com/cities/al/trinity/
BibTeX
@misc{zipcheckup-cities-al-trinity,
  author = {{ZipCheckup}},
  title  = {{Trinity, AL: 18 Violations - Home Safety 61/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/al/trinity/}
}

Page version: October 2026.

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