Water Quality: O'Fallon, IL
1 water system • 46,603 people served
Some Concerns2
Total Violations
2
Health-Based Violations
1
Water Systems
46,603
Population Served
Water Quality Summary
O'Fallon has 2 health-based violations on record, meaning one or more contaminants were found above EPA-established safe levels. Contaminants involved: Disinfection Byproducts. In total, 2 violations are on record for 1 water system serving 46,603 people.
Contaminants Found
Disinfection Byproducts
Water Systems Serving O'Fallon
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| O FALLON | IL1631100 | Surface Water | 46,603 | 2 |
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.
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.