Vandalia
PWSID: IL0510350
System Details
| Population Served | 7,616 |
| Service Connections | 2,620 |
| Water Source | Surface Water |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Vandalia |
| Zip Code | 62471 |
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0050 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0046 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0034 mg/L | 0.015 mg/L | Below Action Level |
2 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-07-02 | | Open |
| | 2025-07-01 | | Open |
Violation History (20 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2024-07-01 | Yes | Returned to Compliance |
| | 2024-07-01 | Yes | Acknowledged |
| | 2024-07-01 | Yes | Returned to Compliance |
| | 2024-02-08 | | Returned to Compliance |
| | 2024-02-08 | | Returned to Compliance |
| | 2024-02-08 | | Returned to Compliance |
| | 2023-04-01 | Major | Acknowledged |
| | 2023-04-01 | Major | Acknowledged |
| | 2023-04-01 | Major | Returned to Compliance |
| | 2023-04-01 | Major | Acknowledged |
| | 2023-04-01 | Major | Returned to Compliance |
| | 2019-10-01 | Major | Acknowledged |
| | 2019-10-01 | Major | Acknowledged |
| | 2019-10-01 | Major | Acknowledged |
| | 2018-07-01 | | Returned to Compliance |
| | 2018-07-01 | | Returned to Compliance |
| | 2018-07-01 | | Returned to Compliance |
| | 2006-08-16 | | Returned to Compliance |