Green Oaks, Illinois Water Quality Report
Water quality data for 1 water system serving 1,470 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (7)
75
Aug 22, 2025
4H
Jul 2, 2025
4H
Jul 2, 2025
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
Resolved Violations (17)
72
Jul 1, 2025
72
Jul 1, 2025
24
Dec 1, 2009 — Dec 31, 2009
24
Dec 1, 2009 — Dec 31, 2009
24
Dec 1, 2009 — Dec 31, 2009
+ 12 more resolved violations
Frequently Asked Questions
Is Green Oaks tap water safe to drink?
Green Oaks'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 Green Oaks tap water?
0 contaminants have been detected in Green Oaks's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Green Oaks?
Install a water filter rated for the specific contaminants found in Green Oaks's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Green Oaks have any water quality violations?
Yes, Green Oaks currently has 7 active violations. See the violations section above for details.