Decatur
Is Decatur tap water safe to drink?
Mostly yes — Decatur scores 100/100. This report aggregates EPA drinking water data across 2 local systems in Decatur. We found 70 total violations (4 unresolved).
Real-Time Environment
Live: 04:15 PM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Decatur.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Decatur?
Expert Advice
Your water quality is excellent. Standard filtration is optional but can further enhance taste.
Buying a Filter?
Should you buy a water purifier in Decatur? See our analysis.
Baby Formula Safety
Is Decatur tap water safe for infants? Critical safety guide.
Homebuyer's Perspective
For those looking to relocate to Decatur, water quality is a key factor in long-term property maintenance. The high safety score (100/100) 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 Decatur
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Decatur.
Frequently Asked Questions
Is Decatur tap water safe to drink?
Mostly yes — Decatur scores 100/100.
How many water systems serve Decatur?
Decatur is served by 2 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Decatur?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Decatur.
What is the water quality score for Decatur?
The water quality score for Decatur is 100 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 Decatur?
The top contaminants detected in Decatur include Lead (90th percentile). View detailed information on our contaminants page.
Decatur Water Quality Summary
Decatur, AL receives a water quality score of 100/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 2 public water systems serving the area.
Decatur'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.
Decatur's score of 100 is 17 points above the Alabama state average of 83, and above the nationwide average of roughly 78/100 across all U.S. states.
For residents and prospective homebuyers looking at this mid-size city in Alabama, Decatur's tap water offers significant peace of mind. Although the community is positioned within Deep South agricultural and industrial river basins, the local water systems maintain a spotless record of regulatory compliance. This exemplary performance demonstrates that the infrastructure serving the area is highly capable of delivering clean water despite the surrounding regional environmental pressures.
Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology → Read our Alabama water quality rankings report →
Key Contaminants
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Water Systems Serving Decatur (2)
Check Your Specific Address
Water quality can vary by neighborhood in Decatur.
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