Yankton
PWSID: SD4600423
System Details
| Population Served | 15,411 |
| Service Connections | 5,500 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Yankton |
| Zip Code | 57078 |
Areas Served
- Yankton, Yankton County, 57078
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0010 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0010 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0010 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 (13 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2020-01-01 | Yes | Returned to Compliance |
| | 2020-01-01 | Yes | Returned to Compliance |
| | 2019-10-01 | Yes | Returned to Compliance |
| | 2019-10-01 | Yes | Returned to Compliance |
| | 2019-07-01 | Yes | Returned to Compliance |
| | 2019-07-01 | Yes | Returned to Compliance |
| | 2019-04-01 | Yes | Returned to Compliance |
| | 2019-04-01 | Yes | Returned to Compliance |
| | 2016-04-01 | Yes | Returned to Compliance |
| | 2016-04-01 | Yes | Returned to Compliance |
| | 2011-02-01 | Yes | Returned to Compliance |
| | 2010-02-01 | Yes | Returned to Compliance |
| | 2010-01-02 | | Returned to Compliance |