Assumption, Illinois Water Quality Report
Water quality data for 1 water system serving 1,315 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (8)
75
Aug 22, 2025
4G
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
75
Jul 12, 2024
75
Jul 12, 2024
75
Jul 12, 2024
Resolved Violations (45)
02
Oct 1, 2024 — Dec 31, 2024
02
Oct 1, 2024 — Dec 31, 2024
02
Oct 1, 2024 — Dec 31, 2024
02
Oct 1, 2024 — Dec 31, 2024
02
Oct 1, 2024 — Dec 31, 2024
+ 40 more resolved violations
Frequently Asked Questions
Is Assumption tap water safe to drink?
Assumption'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 Assumption tap water?
0 contaminants have been detected in Assumption's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Assumption?
Install a water filter rated for the specific contaminants found in Assumption's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Assumption have any water quality violations?
Yes, Assumption currently has 8 active violations. See the violations section above for details.