Mcallen
Is Mcallen tap water safe to drink?
Mostly yes — Mcallen scores 96/100. This report aggregates EPA drinking water data across 1 local system in Mcallen. We found 14 total violations (1 unresolved).
Real-Time Environment
Live: 05:00 PM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Mcallen.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Mcallen?
Expert Advice
Your water quality is excellent. Standard filtration is optional but can further enhance taste.
Buying a Filter?
Wondering if Mcallen tap water needs filtering? We break it down.
Baby Formula Safety
Mixing baby formula with Mcallen tap water? Read this first.
Homebuyer's Perspective
If you're house-hunting in Mcallen, water quality belongs on your due-diligence checklist alongside schools and crime data. The high safety score (96/100) 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 Mcallen
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Mcallen.
Frequently Asked Questions
Is Mcallen tap water safe to drink?
Mostly yes — Mcallen scores 96/100.
How many water systems serve Mcallen?
Mcallen is served by 1 public water system in our latest EPA-backed dataset.
How can I check water quality for my exact address in Mcallen?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Mcallen.
What is the water quality score for Mcallen?
The water quality score for Mcallen is 96 out of 100, based on EPA contaminant data, violation history, and testing results across the 1 system serving the city.
What are the top contaminants in Mcallen?
The top contaminants detected in Mcallen include Lead (90th percentile). View detailed information on our contaminants page.
Mcallen Water Quality Summary
Mcallen, TX receives a water quality score of 96/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.
Mcallen'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.
Mcallen's score of 96 is 20 points above the Texas state average of 76, and above the nationwide average of roughly 78/100 across all U.S. states.
For residents and prospective homebuyers in Mcallen, Texas, tap water is managed by a single local system that consistently achieves near-perfect marks for safety and quality. Although the surrounding South-central region is characterized by large urban centers, varied geology, and active oil and gas industries, this mid-size city successfully maintains a clean municipal supply. Consequently, property buyers can move in with confidence regarding the reliability and safety of their household water.
Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology → Read our Texas water quality rankings report →
Key Contaminants
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Water Systems Serving Mcallen (1)
Check Your Specific Address
Water quality can vary by neighborhood in Mcallen.
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