Butte, Montana Water Quality Report
Water quality data for 2 water systems serving 33,090 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
Get a Free Water Quality Consultation
Connect with a certified water treatment professional in Butte, Montana.
Get Water Quality Alerts
Be the first to know when water quality changes in Butte.
Compliance & Violations
Active Violations (1)
72
Oct 1, 2025
Resolved Violations (499)
52
Oct 1, 2024
52
Oct 1, 2024
52
Oct 1, 2024
27
Jan 1, 2024 — Mar 31, 2024
27
Jan 1, 2024 — Mar 31, 2024
+ 494 more resolved violations
Frequently Asked Questions
Is Butte tap water safe to drink?
Butte's water meets all EPA maximum contaminant levels. However, 0 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Butte tap water?
0 contaminants have been detected in Butte's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Butte?
Install a water filter rated for the specific contaminants found in Butte's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Butte have any water quality violations?
Yes, Butte currently has 5 active violations. See the violations section above for details.