Summit, Illinois Water Quality Report
Water quality data for 1 water system serving 10,875 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| PFBA | 0.009 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
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Compliance & Violations
Active Violations (11)
4H
Jul 2, 2025
4H
Jul 2, 2025
52
Jul 1, 2025
71
Jul 1, 2025
52
Jul 1, 2025
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (24)
27
Mar 1, 2022 — May 31, 2022
27
Mar 1, 2022 — May 31, 2022
27
Mar 1, 2022 — May 31, 2022
27
Mar 1, 2022 — May 31, 2022
27
Mar 1, 2022 — May 31, 2022
+ 19 more resolved violations
Frequently Asked Questions
Is Summit tap water safe to drink?
Summit's water meets all EPA maximum contaminant levels. However, 1 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Summit tap water?
1 contaminants have been detected in Summit's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Summit?
Install a water filter rated for the specific contaminants found in Summit's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Summit have any water quality violations?
Yes, Summit currently has 11 active violations. See the violations section above for details.