Marseilles
PWSID: IL0990500
System Details
| Population Served | 5,061 |
| Service Connections | 2,209 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Marseilles |
| Zip Code | 61341 |
Areas Served
- Marseilles, Lasalle County
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0328 mg/L | 0.015 mg/L | EXCEEDS Action Level |
| Lead (90th percentile) | 0.0059 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0045 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0011 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
5 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-08-22 | | Open |
| | 2025-07-02 | | Open |
| | 2024-10-17 | Yes | Open |
| | 2024-10-17 | | Open |
| | 2024-07-01 | | Open |
Violation History (13 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2023-07-01 | | Returned to Compliance |
| | 2023-07-01 | | Returned to Compliance |
| | 2021-10-01 | Major | Returned to Compliance |
| | 2021-10-01 | Major | Returned to Compliance |
| | 2021-10-01 | Major | Acknowledged |
| | 2021-10-01 | Major | Returned to Compliance |
| | 2021-10-01 | Major | Returned to Compliance |
| | 2021-10-01 | Major | Acknowledged |