Markham
Is Markham tap water safe to drink?
Mostly yes — Markham scores 84/100. This report aggregates EPA drinking water data across 0 local systems in Markham. We found 0 total violations (0 unresolved).
Real-Time Environment
Live: 07:30 AM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Markham.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Markham?
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 Markham? See our analysis.
Baby Formula Safety
Is Markham tap water safe for infants? Critical safety guide.
Homebuyer's Perspective
For those looking to relocate to Markham, water quality is a key factor in long-term property maintenance. The high safety score (84/100) suggests lower risk for plumbing corrosion and appliance scaling.
Health & Family Safety
Current records show no major contaminant spikes, making Markham a preferred choice for health-conscious families.
View Health Risk Glossary →Compliance Record for Markham
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Markham.
Frequently Asked Questions
Is Markham tap water safe to drink?
Mostly yes — Markham scores 84/100.
How many water systems serve Markham?
Markham is served by 0 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Markham?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Markham.
What is the water quality score for Markham?
The water quality score for Markham is 84 out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.
What are the top contaminants in Markham?
Current contaminant data for Markham is being updated. Check back soon or search your specific address for the latest results.
Markham Water Quality Summary
Markham, TX receives a water quality score of 84/100 (Grade B) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.
Markham'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.
Markham's score of 84 is 6 points above the Texas state average of 78, and above the nationwide average of roughly 78/100 across all U.S. states.
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 →
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Water Systems Serving Markham (0)
Water system data coming soon for Markham.
Check Your Specific Address
Water quality can vary by neighborhood in Markham.
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