Jefferson
Is Jefferson tap water safe to drink?
Mostly yes — Jefferson scores 98/100. This report aggregates EPA drinking water data across 2 local systems in Jefferson. We found 16 total violations (0 unresolved).
Real-Time Environment
Live: 11:45 AM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Jefferson.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Jefferson?
Expert Advice
Your water quality is excellent. Standard filtration is optional but can further enhance taste.
Buying a Filter?
Evaluation of municipal compliance and household filtration options in Jefferson.
Baby Formula Safety
EPA compliance thresholds and pediatric water precautions for Jefferson.
Homebuyer's Perspective
Water system history in Jefferson informs property maintenance and private filtration requirements. The high safety score (98/100) suggests lower risk for plumbing corrosion and appliance scaling.
Health & Family Safety
Residents should monitor Lead (90th percentile) levels. Pregnant women and families with young children should consult the specific EPA health goals listed below.
View Health Risk Glossary →Compliance Record for Jefferson
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Jefferson.
Frequently Asked Questions
Is Jefferson tap water safe to drink?
Mostly yes — Jefferson scores 98/100.
How many water systems serve Jefferson?
Jefferson is served by 2 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Jefferson?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Jefferson.
What is the water quality score for Jefferson?
The water quality score for Jefferson is 98 out of 100, based on EPA contaminant data, violation history, and testing results across the 2 systems serving the city.
What are the top contaminants in Jefferson?
The top contaminants detected in Jefferson include Lead (90th percentile). View detailed information on our contaminants page.
Jefferson Water Quality Summary
Jefferson, LA receives a water quality score of 98/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 2 public water systems serving the area.
Jefferson's water quality is above the national average, with strong compliance records and low contaminant levels. Residents generally receive clean, safe tap water that meets EPA standards.
Jefferson's score of 98 is 33 points above the Louisiana state average of 65, and above the nationwide average of roughly 78/100 across all U.S. states.
Residents and prospective homebuyers in the large city of Jefferson, Louisiana, can feel reassured by the exceptionally high quality of their local drinking water, which consistently earns top-tier marks. Despite being situated in a Gulf Coast river delta region defined by wetlands and petrochemical industry, the municipal water systems successfully deliver safe tap water. This strong performance indicates that local infrastructure is effectively managing the unique environmental runoff and industrial risks associated with the surrounding landscape.
Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology → Read our Louisiana water quality rankings report →
Key Contaminants
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Water Systems Serving Jefferson (2)
Check Your Specific Address
Water quality can vary by neighborhood in Jefferson.
Related
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Compare Jefferson water quality: View all states · Contaminant library · How we score water quality