Hancock Waterworks
PWSID: WI4700267
System Details
| Population Served | 419 |
| Service Connections | 155 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Hancock |
| Zip Code | 54943-0154 |
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0020 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0012 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
2 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-07-01 | | Open |
| | 2025-07-01 | | Open |
Violation History (22 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-07-02 | | Returned to Compliance |
| | 2023-01-01 | | Returned to Compliance |
| | 2023-01-01 | | Returned to Compliance |
| | 2023-01-01 | | Returned to Compliance |
| | 2023-01-01 | | Acknowledged |
| | 2023-01-01 | | Returned to Compliance |
| | 2023-01-01 | | Returned to Compliance |
| | 2023-01-01 | | Acknowledged |
| | 2023-01-01 | | Returned to Compliance |
| | 2022-12-02 | Yes | Returned to Compliance |
| | 2022-12-02 | Yes | Returned to Compliance |
| | 2022-12-02 | | Returned to Compliance |
| | 2022-12-02 | | Returned to Compliance |
| | 2020-12-01 | | Returned to Compliance |
| | 2020-11-01 | Major | Returned to Compliance |
| | 2020-10-13 | Yes | Returned to Compliance |
| | 2020-10-01 | Major | Returned to Compliance |
| | 2020-01-01 | | Returned to Compliance |
| | 2020-01-01 | | Returned to Compliance |
| | 1994-07-01 | | Returned to Compliance |