Water Quality: Lemont, IL
3 water systems • 18,030 people served
Multiple Health ViolationsWater Quality Summary
Lemont is served by 3 public water systems with a combined service population of 18,030 people, and has 25 EPA Safe Drinking Water Act violations on record. Critically, 10 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Lemont's violation count is 13% below the national average for Illinois. Contaminants associated with violations include Total Organic Carbon.
Contaminants Found
Not a direct health risk but reacts with disinfectants to form carcinogenic byproducts such as trihalomethanes.
Common source: Decaying plant material, algae, soil organic matter in source water
EPA limit: Treatment technique (must reduce TOC based on source water level)
Water Systems Serving Lemont
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| LEMONT | IL0311620 | Groundwater | 17,500 | 17 |
| FRANCISCAN SISTERS OF CHICAGO | IL0310110 | Groundwater | 505 | 1 |
| BUSY BEE MHP #1 | IL1975195 | Groundwater | 25 | 7 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Other Cities in Illinois
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.