NORTHVILLE
PWS ID: SD4600227 · NORTHVILLE, South Dakota 57465
Population Served
143
Total Violations
69
Health-Based Violations
11
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 60
- County
- Spink
- School/Daycare
- No
- MCL Violations
- 9
- Monitoring Violations
- 31
- Treatment Tech Violations
- 2
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 18 | 1993 |
| Lead and Copper Rule | MR | 11 | 2020 |
| Coliform (TCR) | MCL | 9 | 2002 |
| Consumer Confidence Rule | Other | 2 | 2005 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | 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.