Arco, Idaho Water Quality Report
Water quality data for 2 water systems serving 1,139 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (2)
Violation
Unknown
Violation
Unknown
Resolved Violations (94)
4H
Jul 2, 2025
4H
Jul 2, 2025
4H
Jul 2, 2025
19
Jul 1, 2025 — Jul 31, 2025
19
Jul 1, 2025 — Jul 31, 2025
+ 89 more resolved violations
Frequently Asked Questions
Is Arco tap water safe to drink?
Arco'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 Arco tap water?
0 contaminants have been detected in Arco's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Arco?
Install a water filter rated for the specific contaminants found in Arco's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Arco have any water quality violations?
Yes, Arco currently has 2 active violations. See the violations section above for details.