Lake Forest
PWSID: IL0970800
System Details
| Population Served | 19,642 |
| Service Connections | 6,925 |
| Water Source | Surface Water |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Lake Forest |
| Zip Code | 60045 |
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0240 mg/L | 0.015 mg/L | EXCEEDS Action Level |
| Lead (90th percentile) | 0.0110 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0081 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0076 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0076 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0065 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0065 mg/L | 0.015 mg/L | Below Action Level |
Violation History (15 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2024-07-01 | Yes | Acknowledged |
| | 2024-07-01 | Yes | Acknowledged |
| | 2024-07-01 | Yes | Acknowledged |
| | 2023-10-01 | | Returned to Compliance |
| | 2023-10-01 | | Returned to Compliance |
| | 2023-10-01 | | Returned to Compliance |
| | 2023-10-01 | | Returned to Compliance |
| | 2019-02-01 | Major | Returned to Compliance |
| | 2019-02-01 | Major | Returned to Compliance |
| | 2019-02-01 | Major | Returned to Compliance |
| | 2019-02-01 | Major | Returned to Compliance |
| | 2017-07-01 | | Returned to Compliance |
| | 2017-07-01 | | Returned to Compliance |
| | 1994-01-01 | Yes | Returned to Compliance |
| | 1992-12-07 | Yes | Returned to Compliance |