GARRETSON
PWS ID: SD4600138 · GARRETSON, South Dakota 57030
Population Served
1,228
Total Violations
241
Health-Based Violations
214
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 511
- County
- Minnehaha
- School/Daycare
- No
- MCL Violations
- 212
- Monitoring Violations
- 21
- Treatment Tech Violations
- 2
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Combined Radium (-226 and -228) | MCL | 208 | 2001 |
| Gross Alpha, Excl. Radon and U | MR | 9 | 1993 |
| Combined Radium (-226 and -228) | MR | 9 | 1993 |
| Gross Alpha, Excl. Radon and U | MCL | 4 | 2001 |
| Lead and Copper Rule | MR | 3 | 1998 |
| Consumer Confidence Rule | Other | 2 | 2006 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | 2 | 2014 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.