MCINTOSH
PWS ID: SD4600197 · MCINTOSH, South Dakota 57641
Population Served
111
Total Violations
84
Health-Based Violations
28
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 120
- County
- Corson
- School/Daycare
- No
- MCL Violations
- 24
- Monitoring Violations
- 49
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 24 | 2013 |
| E. COLI | MR | 9 | 2019 |
| Revised Total Coliform Rule | MON | 9 | 2019 |
| Nitrate | MR | 8 | 2018 |
| Chlorine | MR | 7 | 2018 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2013 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | 4 | 2018 |
| TTHM | MR | 4 | 2013 |
| Coliform (TCR) | MR | 4 | 1997 |
| Nitrite | MR | 2 | 2013 |
| Coliform (TCR) | Other | 1 | 1997 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1976 |
| Combined Radium (-226 and -228) | MR | 1 | 1976 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.