WaterQ
Louisiana State Report All States
Official Status: March 2026

Is Leonville tap water safe to drink?

⚠ Caution Advised
D

Use extra caution — Leonville scores 47/100.

Safety Score
47
out of 100

Still not sure if you need a filter in Leonville?

Read Decision Guide →

Leonville

Louisiana

View Louisiana state report Verified: Apr 2026

Is Leonville tap water safe to drink?

Use extra caution — Leonville scores 47/100. This report aggregates EPA drinking water data across 0 local systems in Leonville. We found 0 total violations (0 unresolved).

🛡️ Home Water Treatment Needs

Should you invest in filtration or softening for your home in Leonville?

Requirement Status
Recommended
🟡
💡

Expert Advice

Given the safety margin, a Carbon Block or sediment filter is recommended to improve taste and remove trace particulates.

Buying a Filter?

Should you buy a water purifier in Leonville? See our analysis.

Baby Formula Safety

Is Leonville tap water safe for infants? Critical safety guide.

Homebuyer's Perspective

For those looking to relocate to Leonville, water quality is a key factor in long-term property maintenance. With a score of 47/100, we recommend budgeting for high-quality point-of-entry filtration systems to protect your home's value.

Property Impact: Requires Mitigation

Health & Family Safety

Current records show no major contaminant spikes, making Leonville a preferred choice for health-conscious families.

View Health Risk Glossary →

Score Breakdown for Leonville

EPA Compliance & Violations 60/100
Contaminant Safety Margin 47%

*Scores are calculated using weighted EPA monitoring data from the past 5 years.

Frequently Asked Questions

Is Leonville tap water safe to drink?

Use extra caution — Leonville scores 47/100.

How many water systems serve Leonville?

Leonville is served by 0 public water systems in our latest EPA-backed dataset.

How can I check water quality for my exact address in Leonville?

Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Leonville.

What is the water quality score for Leonville?

The water quality score for Leonville is N/A out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.

What are the top contaminants in Leonville?

Current contaminant data for Leonville is being updated. Check back soon or search your specific address for the latest results.

Water Quality Score
47/100
Grade
D
Water Systems
1
Population
9,552

Leonville Water Quality Summary

Leonville, LA receives a water quality score of 47/100 (Grade D) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.

Leonville's water quality score is below the national average, indicating a history of EPA violations or elevated contaminant levels. Residents are encouraged to check their specific water system report and consider additional filtration.

Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology →

Water Systems Serving Leonville (0)

Water system data coming soon for Leonville.

Related

Compare Leonville water quality: View all states · Contaminant library · How we score water quality