OAK FOREST Water Quality Report
B
Good
Safety Grade
2 violations in the past 5 years
System Details
- PWSID
- IL0312190
- Population Served
- 27,478
- Water Source
- Surface Water
- Owner
- Local Government
- State
- Illinois
- EPA Region
- 5
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Contaminant 7000 | ⚠ Monitoring/Reporting | 8 |
| Contaminant 5000 | ⚠ Monitoring/Reporting | 2 |
| Contaminant 5200 | ⚠ Monitoring/Reporting | 1 |
Violation History
2025
2
2020
2
2019
2
2016
2
2009
1
2008
1
2007
1
Total violations on record: 11