Libby
Is Libby tap water safe to drink?
Use extra caution — Libby scores 59/100. This report aggregates EPA drinking water data across 0 local systems in Libby. We found 0 total violations (0 unresolved).
Real-Time Environment
Live: 02:00 PM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Libby.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Libby?
Expert Advice
Given the safety margin, a Carbon Block or sediment filter is recommended to improve taste and remove trace particulates.
Buying a Filter?
Filter or no filter for Libby water? Here's what the data says.
Baby Formula Safety
What new parents in Libby should know about tap water safety.
Homebuyer's Perspective
Water quality is easy to overlook when evaluating a move to Libby, but it can affect plumbing longevity and appliance lifespan. With a score of 59/100, we recommend budgeting for high-quality point-of-entry filtration systems to protect your home's value.
Health & Family Safety
Current records show no major contaminant spikes, making Libby a preferred choice for health-conscious families.
View Health Risk Glossary →Compliance Record for Libby
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Libby.
Frequently Asked Questions
Is Libby tap water safe to drink?
Use extra caution — Libby scores 59/100.
How many water systems serve Libby?
Libby is served by 0 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Libby?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Libby.
What is the water quality score for Libby?
The water quality score for Libby is 59 out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.
What are the top contaminants in Libby?
Current contaminant data for Libby is being updated. Check back soon or search your specific address for the latest results.
Libby Water Quality Summary
Libby, MT receives a water quality score of 59/100 (Grade D) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.
Libby's water quality score is below the national average, indicating a history of EPA violations or elevated contaminant levels. Residents are encouraged to check their specific water system report and consider additional filtration.
Libby's score of 59 is 27 points below the Montana state average of 86, and below 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 Montana water quality rankings report →
Get notified if Libby'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 Libby (0)
Water system data coming soon for Libby.
Check Your Specific Address
Water quality can vary by neighborhood in Libby.
Related
Quick compare in Montana
Compare Libby water quality: View all states · Contaminant library · How we score water quality