Rockville
Is Rockville tap water safe to drink?
Mostly yes — Rockville scores 96/100. This report aggregates EPA drinking water data across 6 local systems in Rockville. We found 283 total violations (12 unresolved).
Real-Time Environment
Live: 05:45 PM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Rockville.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Rockville?
Expert Advice
Your water quality is excellent. Standard filtration is optional but can further enhance taste.
Buying a Filter?
Filtration technologies matched to Rockville contaminant records.
Baby Formula Safety
Guidance on preparing infant formula using municipal tap water in Rockville.
Homebuyer's Perspective
Municipal water quality in Rockville directly influences pipe corrosion rates and home filtration needs. 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 Rockville
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Rockville.
Frequently Asked Questions
Is Rockville tap water safe to drink?
Mostly yes — Rockville scores 96/100.
How many water systems serve Rockville?
Rockville is served by 6 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Rockville?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Rockville.
What is the water quality score for Rockville?
The water quality score for Rockville is 96 out of 100, based on EPA contaminant data, violation history, and testing results across the 6 systems serving the city.
What are the top contaminants in Rockville?
The top contaminants detected in Rockville include Lead (90th percentile). View detailed information on our contaminants page.
Rockville Water Quality Summary
Rockville, VA receives a water quality score of 96/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 6 public water systems serving the area.
Rockville'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.
Rockville's score of 96 is 11 points above the Virginia state average of 85, 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 Virginia water quality rankings report →
Key Contaminants
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Water Systems Serving Rockville (6)
Powhatan Courthouse
ALake Wilderness
ALake Monticello
AMountain View
ARainbow Forest
ACaptains Cove
ACheck Your Specific Address
Water quality can vary by neighborhood in Rockville.
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Quick compare in Virginia
Compare Rockville water quality: View all states · Contaminant library · How we score water quality