Tennyson Waterworks
PWSID: WI1220120
System Details
| Population Served | 367 |
| Service Connections | 135 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Potosi |
| Zip Code | 53820 |
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0126 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0038 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
Violation History (15 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-01-01 | | Returned to Compliance |
| | 2024-03-01 | Yes | Returned to Compliance |
| | 2024-03-01 | Yes | Returned to Compliance |
| | 2024-01-01 | | Returned to Compliance |
| | 2024-01-01 | | Returned to Compliance |
| | 2023-06-01 | | Returned to Compliance |
| | 2023-06-01 | | Returned to Compliance |
| | 2018-05-02 | Yes | Returned to Compliance |
| | 2018-03-01 | | Returned to Compliance |
| | 2018-01-01 | Major | Returned to Compliance |
| | 2015-01-01 | | Returned to Compliance |
| | 2013-07-01 | | Returned to Compliance |
| | 2012-01-01 | | Returned to Compliance |
| | 2003-07-01 | | Returned to Compliance |
| | 1993-07-01 | | Returned to Compliance |