Frederick
Is Frederick tap water safe to drink?
Mostly yes — Frederick scores 93/100. This report aggregates EPA drinking water data across 0 local systems in Frederick. We found 0 total violations (0 unresolved).
Real-Time Environment
Live: 02:30 PM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Frederick.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Frederick?
Expert Advice
Your water quality is excellent. Standard filtration is optional but can further enhance taste.
Buying a Filter?
Wondering if Frederick tap water needs filtering? We break it down.
Baby Formula Safety
Mixing baby formula with Frederick tap water? Read this first.
Homebuyer's Perspective
If you're house-hunting in Frederick, water quality belongs on your due-diligence checklist alongside schools and crime data. The high safety score (93/100) suggests lower risk for plumbing corrosion and appliance scaling.
Health & Family Safety
Current records show no major contaminant spikes, making Frederick a preferred choice for health-conscious families.
View Health Risk Glossary →Compliance Record for Frederick
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Frederick.
Frequently Asked Questions
Is Frederick tap water safe to drink?
Mostly yes — Frederick scores 93/100.
How many water systems serve Frederick?
Frederick is served by 0 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Frederick?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Frederick.
What is the water quality score for Frederick?
The water quality score for Frederick is 93 out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.
What are the top contaminants in Frederick?
Current contaminant data for Frederick is being updated. Check back soon or search your specific address for the latest results.
Frederick Water Quality Summary
Frederick, MD receives a water quality score of 93/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 8 public water systems serving the area.
Frederick'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.
Frederick's score of 93 is 2 points above the Maryland state average of 91, and above the nationwide average of roughly 78/100 across all U.S. states.
Homeowners and prospective buyers in this Mid-Atlantic mid-size city can take comfort in the outstanding quality of their local tap water. Situated in the dense Baltimore/DC urban corridor and the environmentally sensitive Chesapeake Bay coastal region, the area's multiple supply systems consistently deliver clean, well-managed water. This track record of excellent performance across the local distribution network ensures that Frederick residents enjoy highly reliable and safe drinking water for their daily household needs.
Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology → Read our Maryland water quality rankings report →
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Water Systems Serving Frederick (0)
Water system data coming soon for Frederick.
Check Your Specific Address
Water quality can vary by neighborhood in Frederick.
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