PLANKINTON
PWS ID: SD4600245 · PLANKINTON, South Dakota 57368
Population Served
782
Total Violations
64
Health-Based Violations
40
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 410
- County
- Aurora
- School/Daycare
- No
- MCL Violations
- 40
- Monitoring Violations
- 19
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 40 | 2001 |
| Coliform (TCR) | MR | 6 | 1998 |
| Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | 3 | 2010 |
| TTHM | MR | 3 | 2009 |
| Total Haloacetic Acids (HAA5) | MR | 3 | 2009 |
| Nitrite | MR | 2 | 1993 |
| Combined Radium (-226 and -228) | MR | 1 | 1976 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1976 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.