Coal City, Illinois Water Quality Report
Water quality data for 2 water systems serving 5,856 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 150.0 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 1500% | Above guideline |
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Compliance & Violations
Active Violations (15)
4H
Jul 2, 2025
4H
Jul 2, 2025
4H
Jul 2, 2025
4H
Jul 2, 2025
72
Jul 1, 2025
72
Jul 1, 2025
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
Resolved Violations (485)
75
Sep 1, 2025
75
Sep 1, 2025
75
Sep 1, 2025
75
Sep 1, 2025
71
Jul 1, 2024
+ 480 more resolved violations
Frequently Asked Questions
Is Coal City tap water safe to drink?
Coal City'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 Coal City tap water?
1 contaminants have been detected in Coal City's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Coal City?
Install a water filter rated for the specific contaminants found in Coal City's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Coal City have any water quality violations?
Yes, Coal City currently has 40 active violations. See the violations section above for details.