Winthrop Harbor
PWSID: IL0971950
System Details
| Population Served | 6,565 |
| Service Connections | 2,172 |
| Water Source | Surface Water Purchased |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Winthrop Harbor |
| Zip Code | 60096 |
Areas Served
- Winthrop Harbor, Lake County
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0102 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0093 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) | 0.0066 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 |
6 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-07-01 | | Open |
| | 2024-07-01 | | Open |
| | 2023-07-01 | | Open |
| | 2022-12-30 | | Open |
| | 2021-12-30 | | Open |
| | 2021-10-21 | | Open |
Violation History (66 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-01-12 | | Returned to Compliance |
| | 2025-01-12 | | Returned to Compliance |
| | 2024-10-11 | | Returned to Compliance |
| | 2024-10-11 | | Returned to Compliance |
| | 2024-10-11 | | Returned to Compliance |
| | 2024-10-11 | | Returned to Compliance |
| | 2024-07-01 | | Returned to Compliance |
| | 2024-07-01 | | Returned to Compliance |
| | 2024-07-01 | | Returned to Compliance |
| | 2023-10-01 | | Returned to Compliance |
| | 2023-10-01 | | Returned to Compliance |
| | 2023-10-01 | | Returned to Compliance |
| | 2023-10-01 | | Returned to Compliance |
| | 2023-10-01 | | Returned to Compliance |
| | 2023-10-01 | Major | Returned to Compliance |
| | 2023-10-01 | Major | Returned to Compliance |
| | 2023-10-01 | Major | Returned to Compliance |
| | 2023-10-01 | Major | Returned to Compliance |
| | 2023-10-01 | Major | Acknowledged |
| | 2023-10-01 | Major | Returned to Compliance |
| | 2023-10-01 | Major | Returned to Compliance |
| | 2023-10-01 | Major | Returned to Compliance |
| | 2023-10-01 | Major | Returned to Compliance |
| | 2023-10-01 | Major | Returned to Compliance |
| | 2023-10-01 | Major | Acknowledged |
| | 2023-10-01 | Major | Returned to Compliance |
| | 2023-07-01 | | Returned to Compliance |
| | 2023-07-01 | | Returned to Compliance |
| | 2023-07-01 | | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Acknowledged |
| | 2023-07-01 | Major | Acknowledged |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Acknowledged |
| | 2023-07-01 | Major | Acknowledged |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2021-07-01 | | Returned to Compliance |
| | 2021-07-01 | | Returned to Compliance |
| | 2020-12-30 | | Returned to Compliance |
| | 2020-12-30 | | Returned to Compliance |
| | 2020-10-01 | | Returned to Compliance |
| | 2020-10-01 | | Returned to Compliance |
| | 2020-10-01 | | Returned to Compliance |
| | 2019-07-01 | | Returned to Compliance |
| | 2019-07-01 | | Returned to Compliance |
Showing 50 of 60 historical violations.