Crestwood, Illinois Water Quality Report
Water quality data for 1 water system serving 10,826 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (9)
72
Jul 1, 2025
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (62)
27
Jul 1, 2025 — Sep 30, 2025
27
Jul 1, 2025 — Sep 30, 2025
27
Oct 1, 2024 — Dec 31, 2024
27
Oct 1, 2024 — Dec 31, 2024
27
Oct 1, 2024 — Dec 31, 2024
+ 57 more resolved violations
Frequently Asked Questions
Is Crestwood tap water safe to drink?
Crestwood'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 Crestwood tap water?
0 contaminants have been detected in Crestwood's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Crestwood?
Install a water filter rated for the specific contaminants found in Crestwood's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Crestwood have any water quality violations?
Yes, Crestwood currently has 9 active violations. See the violations section above for details.