Desplaines, Illinois Water Quality Report
Water quality data for 1 water system serving 405 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (61)
75
Jul 18, 2023
75
Feb 9, 2023
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Resolved Violations (87)
03
Apr 1, 2025 — Jun 30, 2025
03
Apr 1, 2025 — Jun 30, 2025
03
Apr 1, 2025 — Jun 30, 2025
27
Sep 1, 2018 — Aug 31, 2019
27
Sep 1, 2018 — Aug 31, 2019
+ 82 more resolved violations
Frequently Asked Questions
Is Desplaines tap water safe to drink?
Desplaines'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 Desplaines tap water?
0 contaminants have been detected in Desplaines's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Desplaines?
Install a water filter rated for the specific contaminants found in Desplaines's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Desplaines have any water quality violations?
Yes, Desplaines currently has 61 active violations. See the violations section above for details.