Herndon
Is Herndon tap water safe to drink?
Mostly yes — Herndon scores 97/100. This report aggregates EPA drinking water data across 0 local systems in Herndon. We found 0 total violations (0 unresolved).
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Herndon?
Expert Advice
Your water quality is excellent. Standard filtration is optional but can further enhance taste.
Buying a Filter?
Filter or no filter for Herndon water? Here's what the data says.
Baby Formula Safety
What new parents in Herndon should know about tap water safety.
Homebuyer's Perspective
Water quality is easy to overlook when evaluating a move to Herndon, but it can affect plumbing longevity and appliance lifespan. The high safety score (97/100) suggests lower risk for plumbing corrosion and appliance scaling.
Health & Family Safety
Current records show no major contaminant spikes, making Herndon a preferred choice for health-conscious families.
View Health Risk Glossary →Compliance Record for Herndon
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Herndon.
Frequently Asked Questions
Is Herndon tap water safe to drink?
Mostly yes — Herndon scores 97/100.
How many water systems serve Herndon?
Herndon is served by 0 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Herndon?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Herndon.
What is the water quality score for Herndon?
The water quality score for Herndon is 97 out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.
What are the top contaminants in Herndon?
Current contaminant data for Herndon is being updated. Check back soon or search your specific address for the latest results.
Herndon Water Quality Summary
Herndon, VA receives a water quality score of 97/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 2 public water systems serving the area.
Herndon'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.
Herndon's score of 97 is 10 points above the Virginia state average of 87, and above the nationwide average of roughly 78/100 across all U.S. states.
Homebuyers looking to settle in the dense Virginia suburb of Herndon, part of the Washington, D.C. metropolitan area, can expect high-quality tap water, as the community's dual systems consistently achieve near-perfect marks and a top-tier grade. Located in a growing Mid-Atlantic region where the coastal plain meets the Appalachian foothills, this major metro area successfully maintains clean utilities despite rapid suburban expansion. This reliable water quality offers peace of mind to residents regarding the safety of their daily drinking supply.
Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology → Read our Virginia water quality rankings report →
Get notified if Herndon's water quality changes
Free email alert when the EPA reports a new violation or boil-water advisory for your water system. No spam — just the alerts you asked for.
By subscribing you agree to receive occasional water-quality alert emails. Unsubscribe anytime. See our Privacy Policy.
Water Systems Serving Herndon (0)
Water system data coming soon for Herndon.
Check Your Specific Address
Water quality can vary by neighborhood in Herndon.
Related
Quick compare in Virginia
Compare Herndon water quality: View all states · Contaminant library · How we score water quality