Lombard, Illinois Water Quality Report
Water quality data for 2 water systems serving 44,571 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (5)
72
Jul 1, 2025
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (46)
4B
Aug 11, 2022
4B
Aug 11, 2022
4B
Aug 11, 2022
4B
Aug 11, 2022
03
Jan 1, 2008 — Mar 31, 2008
+ 41 more resolved violations
Frequently Asked Questions
Is Lombard tap water safe to drink?
Lombard'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 Lombard tap water?
0 contaminants have been detected in Lombard's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Lombard?
Install a water filter rated for the specific contaminants found in Lombard's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Lombard have any water quality violations?
Yes, Lombard currently has 5 active violations. See the violations section above for details.