Hales Happiness Subdivision
PWSID: WI2410575
System Details
| Population Served | 400 |
| Service Connections | 180 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Private |
| Status | Active |
| City | Hales Corners |
| Zip Code | 53130 |
Areas Served
- Hales Corners, Milwaukee County
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0022 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) | 0.0009 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0002 mg/L | 0.015 mg/L | Below Action Level |
6 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-07-01 | | Open |
| | 2025-07-01 | | Open |
| | 2024-10-17 | | Open |
| | 2024-10-17 | Yes | Open |
| | 2024-10-17 | | Open |
| | 2024-10-17 | | Open |
Violation History (27 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-09-01 | Major | Acknowledged |
| | 2025-08-01 | Major | Acknowledged |
| | 2025-07-01 | Major | Acknowledged |
| | 2025-06-01 | Major | Acknowledged |
| | 2025-06-01 | Major | Acknowledged |
| | 2025-05-01 | Major | Acknowledged |
| | 2025-05-01 | Major | Acknowledged |
| | 2025-04-01 | Major | Acknowledged |
| | 2025-01-01 | Major | Returned to Compliance |
| | 2020-10-01 | Major | Returned to Compliance |
| | 2019-12-01 | Major | Returned to Compliance |
| | 2019-07-01 | | Returned to Compliance |
| | 2019-07-01 | | Returned to Compliance |
| | 2017-07-01 | | Returned to Compliance |
| | 2017-07-01 | | Returned to Compliance |
| | 2015-07-01 | | Returned to Compliance |
| | 2014-01-01 | | Returned to Compliance |
| | 2013-10-01 | | Returned to Compliance |
| | 2008-10-01 | | Returned to Compliance |
| | 2008-02-01 | | Returned to Compliance |
| | 1994-01-01 | | Returned to Compliance |