Butte
Is Butte tap water safe to drink?
Mostly yes — Butte scores 90/100. This report aggregates EPA drinking water data across 6 local systems in Butte. We found 1749 total violations (11 unresolved).
Real-Time Environment
Live: 11:00 AM☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Butte.
Water Quality Impact
🛡️ Home Water Treatment Needs
Should you invest in filtration or softening for your home in Butte?
Expert Advice
Your water quality is excellent. Standard filtration is optional but can further enhance taste.
Buying a Filter?
Filtration technologies matched to Butte contaminant records.
Baby Formula Safety
Guidance on preparing infant formula using municipal tap water in Butte.
Homebuyer's Perspective
Municipal water quality in Butte directly influences pipe corrosion rates and home filtration needs. The high safety score (90/100) suggests lower risk for plumbing corrosion and appliance scaling.
Health & Family Safety
Residents should monitor Copper (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 Butte
Based on EPA SDWIS violation records and contaminant test results for all water systems serving Butte.
Frequently Asked Questions
Is Butte tap water safe to drink?
Mostly yes — Butte scores 90/100.
How many water systems serve Butte?
Butte is served by 6 public water systems in our latest EPA-backed dataset.
How can I check water quality for my exact address in Butte?
Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Butte.
What is the water quality score for Butte?
The water quality score for Butte is 90 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 Butte?
The top contaminants detected in Butte include Copper (90th percentile), Lead (90th percentile). View detailed information on our contaminants page.
Butte Water Quality Summary
Butte, MT receives a water quality score of 90/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 6 public water systems serving the area.
Butte'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.
Butte's score of 90 is 6 points above the Montana state average of 84, 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 Montana water quality rankings report →
Key Contaminants
Join the Butte updates waitlist
We are developing email updates. This form records your interest; automated violation and boil-water advisory emails are not active.
We will use your address to contact you if updates become available. See our Privacy Policy.
Water Systems Serving Butte (6)
Harrington Bottling Co
ATown Pump Three Forks 1
BTown Pump Lolo 2
ATown Pump Bonner 1
BButte Silverbow Water Dept
BMontana Technological University
ACheck Your Specific Address
Water quality can vary by neighborhood in Butte.
Related
Quick compare in Montana
Compare Butte water quality: View all states · Contaminant library · How we score water quality