Colfax, Illinois Water Quality Report
Water quality data for 1 water system serving 989 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (7)
72
Jul 1, 2025
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (97)
72
Jul 1, 2016
72
Jul 1, 2016
23
Dec 1, 2015 — Dec 31, 2015
23
Dec 1, 2015 — Dec 31, 2015
23
Dec 1, 2015 — Dec 31, 2015
+ 92 more resolved violations
Frequently Asked Questions
Is Colfax tap water safe to drink?
Colfax'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 Colfax tap water?
0 contaminants have been detected in Colfax's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Colfax?
Install a water filter rated for the specific contaminants found in Colfax's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Colfax have any water quality violations?
Yes, Colfax currently has 7 active violations. See the violations section above for details.