East Helena, Montana Water Quality Report
Water quality data for 19 water systems serving 6,822 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (2)
52
Oct 1, 2025
52
Oct 1, 2025
Resolved Violations (498)
34
Aug 14, 2025
34
Aug 14, 2025
34
Aug 14, 2025
3A
Jun 1, 2025 — Jun 30, 2025
3A
Jun 1, 2025 — Jun 30, 2025
+ 493 more resolved violations
Frequently Asked Questions
Is East Helena tap water safe to drink?
East Helena'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 East Helena tap water?
0 contaminants have been detected in East Helena's water supply across 19 water systems. See the full contaminant table above for details.
How can I improve my water quality in East Helena?
Install a water filter rated for the specific contaminants found in East Helena's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does East Helena have any water quality violations?
Yes, East Helena currently has 43 active violations. See the violations section above for details.