Andover, Illinois Water Quality Report
Water quality data for 1 water system serving 565 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (53)
72
Jul 1, 2025
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Resolved Violations (261)
72
Jul 1, 2005
72
Jul 1, 2005
25
Jun 1, 2005 — Jun 30, 2005
25
Jun 1, 2005 — Jun 30, 2005
25
Jun 1, 2005 — Jun 30, 2005
+ 256 more resolved violations
Frequently Asked Questions
Is Andover tap water safe to drink?
Andover'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 Andover tap water?
0 contaminants have been detected in Andover's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Andover?
Install a water filter rated for the specific contaminants found in Andover's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Andover have any water quality violations?
Yes, Andover currently has 53 active violations. See the violations section above for details.