Westfield, Illinois Water Quality Report
Water quality data for 1 water system serving 678 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (36)
71
Jul 1, 2025
66
Apr 1, 2025
71
Jul 1, 2024
75
Mar 18, 2023
75
Mar 18, 2023
75
Mar 18, 2023
57
Jul 1, 2022
57
Jul 1, 2022
57
Jul 1, 2022
57
Jul 1, 2022
57
Jan 1, 2022
57
Jan 1, 2022
57
Jan 1, 2022
Violation
Unknown
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Unknown
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Unknown
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Unknown
Violation
Unknown
Violation
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
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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
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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 (237)
75
Jan 26, 2025
75
Jan 26, 2025
75
Jan 26, 2025
75
Jan 26, 2025
27
Jan 1, 2024 — Dec 31, 2024
+ 232 more resolved violations
Frequently Asked Questions
Is Westfield tap water safe to drink?
Westfield'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 Westfield tap water?
0 contaminants have been detected in Westfield's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Westfield?
Install a water filter rated for the specific contaminants found in Westfield's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Westfield have any water quality violations?
Yes, Westfield currently has 36 active violations. See the violations section above for details.