Chester, Illinois Water Quality Report
Water quality data for 1 water system serving 8,407 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 18.0 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 180% | Above guideline |
| PFBA | 0.011 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFBS | 0.003 | No federal limit | 2000.0 ug/L(EPA Health Advisory) | 0% | Below guideline |
| PFPeA | 0.003 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
Recommended Water Filters
Based on the contaminants detected in your water supply, these filtration systems are recommended:
Reverse Osmosis (RO)
Reverse osmosis systems remove up to 99% of PFAS compounds. Recommended for homes with detected PFAS.
Up to 99% PFAS removal
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Compliance & Violations
Active Violations (14)
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Resolved Violations (99)
75
Mar 16, 2013
75
Mar 16, 2013
44
Jan 1, 2013 — Jan 31, 2013
44
Jan 1, 2013 — Jan 31, 2013
44
Jan 1, 2013 — Jan 31, 2013
+ 94 more resolved violations
Frequently Asked Questions
Is Chester tap water safe to drink?
Chester's water meets all EPA maximum contaminant levels. However, 4 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Chester tap water?
4 contaminants have been detected in Chester's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Chester?
Install a water filter rated for the specific contaminants found in Chester's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Chester have any water quality violations?
Yes, Chester currently has 14 active violations. See the violations section above for details.