Hillsboro
PWSID: IL1350300
System Details
| Population Served | 4,402 |
| Service Connections | 2,082 |
| Water Source | Surface Water |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Hillsboro |
| Zip Code | 62049 |
Areas Served
- Hillsboro, Montgomery County
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0040 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 |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
1 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-07-01 | | Open |
Violation History (20 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-04-01 | Major | Acknowledged |
| | 2025-04-01 | Major | Acknowledged |
| | 2025-04-01 | Major | Acknowledged |
| | 2025-04-01 | Major | Acknowledged |
| | 2024-07-01 | Major | Returned to Compliance |
| | 2024-07-01 | Major | Acknowledged |
| | 2024-07-01 | Major | Returned to Compliance |
| | 2024-07-01 | Major | Returned to Compliance |
| | 2023-04-01 | Major | Acknowledged |
| | 2023-04-01 | Major | Acknowledged |
| | 2023-04-01 | Major | Returned to Compliance |
| | 2020-01-01 | Yes | Returned to Compliance |
| | 2020-01-01 | Yes | Returned to Compliance |
| | 2019-10-01 | Yes | Returned to Compliance |
| | 2019-10-01 | Yes | Returned to Compliance |
| | 2019-07-01 | Yes | Returned to Compliance |
| | 2019-07-01 | Yes | Returned to Compliance |
| | 2017-01-01 | Major | Returned to Compliance |
| | 2017-01-01 | Major | Returned to Compliance |