LAKE PRESTON
PWS ID: SD4600398 · LAKE PRESTON, South Dakota 57249
Population Served
589
Total Violations
42
Health-Based Violations
7
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 332
- County
- Kingsbury
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 18
- Treatment Tech Violations
- 7
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 7 | 2020 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | 7 | 2017 |
| Lead and Copper Rule | MR | 3 | 2009 |
| Revised Total Coliform Rule | MON | 3 | 2020 |
| Coliform (TCR) | MR | 3 | 1996 |
| Consumer Confidence Rule | Other | 2 | 2003 |
| Groundwater Rule | Other | 2 | 2019 |
| 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.