Davis, Illinois Water Quality Report
Water quality data for 3 water systems serving 3,244 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (27)
4H
Jul 2, 2025
4H
Jul 2, 2025
52
Jul 1, 2025
52
Jul 1, 2025
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
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Unknown
Violation
Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
Violation
Unknown
Resolved Violations (170)
27
Jul 1, 2023 — Sep 30, 2023
27
Jul 1, 2023 — Sep 30, 2023
27
Jul 1, 2023 — Sep 30, 2023
27
Jul 1, 2023 — Sep 30, 2023
03
Oct 1, 2021 — Dec 31, 2021
+ 165 more resolved violations
Frequently Asked Questions
Is Davis tap water safe to drink?
Davis'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 Davis tap water?
0 contaminants have been detected in Davis's water supply across 3 water systems. See the full contaminant table above for details.
How can I improve my water quality in Davis?
Install a water filter rated for the specific contaminants found in Davis's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Davis have any water quality violations?
Yes, Davis currently has 27 active violations. See the violations section above for details.