CITY REPORT LA 13 HEALTH VIOLATIONS

Grosse Tete, LA: 13 Health Violations - Home Safety 91/100

1 ZIP code · 1 water system · Updated

ZipCheckup grade for Grosse Tete: A.

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

EPA compliance records for Grosse Tete tell a largely clear story: violation rates are low, health-based exceedances are uncommon, and the city's grade puts it well above average within LA.

How Grosse Tete Compares

Grosse Tete91/100
Louisiana avg92/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
1
Water Systems
1
ZIPs with Violations
A · 91
Avg Safety Score
Zone 3
Radon Risk (Low)
$126K
Median Home Value
$1,500
Est. Remediation (1.2% of home value)

Key Facts for Grosse Tete Residents

  • Your city's water systems recorded 15 violations in the past 5 years.
  • Average lead level: 0.0004 mg/L.
  • Homes built before 1986: 34% - older plumbing may contain lead solder.
  • Estimated remediation: $1,500 per household.
  • CDC health risk index: 15.72 - above typical levels.

Grosse Tete's Water Providers

With one provider handling most of Grosse Tete's residential supply in LA, water service accountability is concentrated in a single utility among the 1 system on record.

Overview

We track home safety data for 1 ZIP code in Grosse Tete, Louisiana (population ~883), covering 1 community water system serving approximately 6,489 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. 13 health-based violations appear in the available health breakdown.

Home Safety Score

Average Home Safety Score for Grosse Tete: 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

Grosse Tete water systems draw from: Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0004 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
Fecal Coliform Microbiological 12 1
Total Trihalomethanes (TTHM) Disinfection Byproducts 10 1
Contaminant 1009 Other 4 1
Haloacetic Acids (HAA5) Disinfection Byproducts 4 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
70740 A 15 13 Intracoastal Water System West

All ZIP Codes in Grosse Tete

  • 70740 [A] - 15 violations ⚠

Data Sources

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

Grosse Tete Community Health Snapshot

10.6%
Asthma (US: 9.8%)
16.5%
Diabetes (US: 10.4%)
19.8%
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 10.6% ↑
Diabetes 16.5% ↑
Mental Health 19.8% ↑

Vertical line = national average. Above national · Below national

What's in Grosse Tete's Water?

Fecal Coliform 12 violations
Microbiological
Total Trihalomethanes (TTHM) 10 violations
Disinfection Byproducts · EPA limit: 0.08 mg/L
Increased cancer risk with long-term exposure
Contaminant 1009 4 violations
Other

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

Grosse Tete Infrastructure Age

1992
Median Build Year
34%
Built Before 1986
10%
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

For a city with a median build year of 1992, Grosse Tete carries a housing profile that straddles the 1986 federal ban on lead solder in plumbing. Neither predominantly new nor predominantly old, the stock presents a moderate aggregate risk environment - with individual risk varying sharply depending on when and where a specific home was built.

1992
Median Year Built
34%
Pre-1986 (Lead Paint Risk)
10%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (10%) 1970–1986 (24%) Post-1986 (66%)

Most homes in Grosse Tete 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.

How Remediation Costs Compare in Grosse Tete

Is remediation financially manageable for Grosse Tete homeowners? At a moderate equity share, generally yes - with deliberate budgeting ahead of time.

Median Home Value
$126,400
Est. Remediation
$1,500
Remediation as % of home value 1.2%

Remediation costs are moderate relative to home values in Grosse Tete. The estimated $950–$2,400 range is manageable for most homeowners but still worth budgeting for. Home values are 26% below the Louisiana average.

Grosse Tete: Lead Risk & Vulnerable Populations

34%
Homes Built Before 1986
0.0004
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 Grosse Tete. 34% 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.

Grosse Tete: NFIP Claim Records and Water-Quality Context

6
Total FEMA Flood Claims
$3,455
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Grosse Tete contains 6 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $3,455. 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>$1,500</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 Grosse Tete, LA?
Grosse Tete 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. 15 EPA violations have been recorded. Check individual ZIP code reports for component details.
How many water violations does Grosse Tete have?
Grosse Tete water systems have a total of 15 EPA violations, including 13 health-based violations. Violations are tracked across 1 ZIP code.
Does Grosse Tete water have lead?
The average 90th-percentile lead level in Grosse Tete is 0.0004 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 does Grosse Tete compare to Louisiana average?
Grosse Tete has an average Home Safety Score of 91/100, which is below the Louisiana state average of 92/100 for the same model series.
How many water systems serve Grosse Tete?
Grosse Tete is served by 1 public water system across 1 ZIP code, serving approximately 883 people.
How much does it cost to fix water issues in Grosse Tete?
Estimated remediation costs in Grosse Tete average $1,500 per household, ranging from $950 to $2,400. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
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How to cite this page

APA ZipCheckup. (2026). Grosse Tete, LA: 13 Health Violations - Home Safety 91/100. https://zipcheckup.com/cities/la/grosse-tete/
BibTeX
@misc{zipcheckup-cities-la-grosse-tete,
  author = {{ZipCheckup}},
  title  = {{Grosse Tete, LA: 13 Health Violations - Home Safety 91/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/la/grosse-tete/}
}

Page version: August 2026.

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