Frankfort, Illinois Water Quality Report
Water quality data for 2 water systems serving 24,884 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 62.6 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 626% | Above guideline |
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Compliance & Violations
Active Violations (7)
72
Jul 1, 2025
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (95)
03
Jan 1, 2024 — Dec 31, 2024
03
Jan 1, 2024 — Dec 31, 2024
03
Jan 1, 2024 — Dec 31, 2024
03
Jan 1, 2024 — Dec 31, 2024
03
Jan 1, 2024 — Dec 31, 2024
+ 90 more resolved violations
Frequently Asked Questions
Is Frankfort tap water safe to drink?
Frankfort'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 Frankfort tap water?
1 contaminants have been detected in Frankfort's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Frankfort?
Install a water filter rated for the specific contaminants found in Frankfort's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Frankfort have any water quality violations?
Yes, Frankfort currently has 7 active violations. See the violations section above for details.