Neponset, Illinois Water Quality Report
Water quality data for 1 water system serving 427 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (15)
75
Aug 22, 2025
4H
Jul 2, 2025
4H
Jul 2, 2025
71
Jul 1, 2025
72
Jul 1, 2025
2E
Oct 17, 2024
2E
Oct 17, 2024
75
Nov 19, 2010
75
Nov 19, 2010
75
Nov 19, 2010
75
Nov 19, 2010
76
Nov 19, 2010
76
Nov 19, 2010
76
Nov 19, 2010
76
Nov 19, 2010
Resolved Violations (485)
72
Jul 1, 2023
72
Jul 1, 2023
66
Dec 30, 2021
66
Dec 30, 2021
71
Jul 1, 2017
+ 480 more resolved violations
Frequently Asked Questions
Is Neponset tap water safe to drink?
Neponset'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 Neponset tap water?
0 contaminants have been detected in Neponset's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Neponset?
Install a water filter rated for the specific contaminants found in Neponset's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Neponset have any water quality violations?
Yes, Neponset currently has 68 active violations. See the violations section above for details.