Round Lake Park, Illinois Water Quality Report
Water quality data for 1 water system serving 4,900 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (22)
75
Aug 22, 2025
4H
Jul 2, 2025
4H
Jul 2, 2025
71
Jul 1, 2025
4G
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
75
Oct 11, 2024
71
Jul 1, 2024
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (8)
27
Jan 1, 2023 — Dec 31, 2023
27
Jan 1, 2023 — Dec 31, 2023
27
Jan 1, 2023 — Dec 31, 2023
72
Jul 1, 2018
72
Jul 1, 2018
+ 3 more resolved violations
Frequently Asked Questions
Is Round Lake Park tap water safe to drink?
Round Lake Park'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 Round Lake Park tap water?
0 contaminants have been detected in Round Lake Park's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Round Lake Park?
Install a water filter rated for the specific contaminants found in Round Lake Park's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Round Lake Park have any water quality violations?
Yes, Round Lake Park currently has 22 active violations. See the violations section above for details.