Onset Fire Districtwater Dept.
PWSID: MA4310003
System Details
| Population Served | 5,392 |
| Service Connections | 2,982 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Onset |
| Zip Code | 02558 |
Areas Served
- Wareham, Plymouth County, 02558
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0100 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0030 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0030 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0020 mg/L | 0.015 mg/L | Below Action Level |
Violation History (30 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2022-07-01 | | Returned to Compliance |
| | 2022-07-01 | | Returned to Compliance |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2020-10-01 | | Acknowledged |
| | 2019-10-01 | | Returned to Compliance |
| | 2019-05-01 | Yes | Acknowledged |
| | 2009-10-01 | | Returned to Compliance |
| | 1998-01-01 | | Returned to Compliance |