EUREKA
PWS ID: SD4600121 · EUREKA, South Dakota 57437
Population Served
813
Total Violations
19
Health-Based Violations
9
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 591
- County
- McPherson
- School/Daycare
- No
- MCL Violations
- 3
- Monitoring Violations
- 8
- Treatment Tech Violations
- 6
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | 6 | 2018 |
| Lead and Copper Rule | MR | 5 | 2023 |
| Coliform (TCR) | MCL | 3 | 1995 |
| Coliform (TCR) | MR | 1 | 1993 |
| Combined Radium (-226 and -228) | MR | 1 | 1976 |
| Lead and Copper Rule | Other | 1 | 1998 |
| 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.