KADOKA
PWS ID: SD4600181 · KADOKA, South Dakota 57543
Population Served
543
Total Violations
141
Health-Based Violations
40
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 325
- County
- Jackson
- School/Daycare
- No
- MCL Violations
- 38
- Monitoring Violations
- 95
- Treatment Tech Violations
- 2
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Combined Radium (-226 and -228) | MCL | 38 | 2003 |
| Nitrate | MR | 3 | 1995 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | 2 | 2005 |
| Asbestos | MR | 2 | 1993 |
| Heptachlor epoxide | MR | 2 | 1993 |
| Atrazine | MR | 2 | 1993 |
| Methoxychlor | MR | 2 | 1993 |
| Di(2-ethylhexyl) adipate | MR | 2 | 1993 |
| Endrin | MR | 2 | 1993 |
| HEXACHLOROBENZENE | MR | 2 | 1993 |
| BHC-GAMMA | MR | 2 | 1993 |
| Chlordane | MR | 2 | 1993 |
| Toxaphene | MR | 2 | 1993 |
| Simazine | MR | 2 | 1993 |
| Carbofuran | MR | 2 | 1993 |
| Dalapon | MR | 2 | 1993 |
| Dinoseb | MR | 2 | 1993 |
| Pentachlorophenol | MR | 2 | 1993 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 2 | 1993 |
| Diquat | MR | 2 | 1993 |
| Arsenic | MR | 2 | 1991 |
| Cadmium | MR | 2 | 1991 |
| Chromium | MR | 2 | 1991 |
| Mercury | MR | 2 | 1991 |
| Antimony, Total | MR | 2 | 1991 |
| Total Polychlorinated Biphenyls (PCB) | MR | 2 | 1993 |
| Aldicarb sulfoxide | MR | 2 | 1993 |
| Nickel | MR | 2 | 1991 |
| OXAMYL | MR | 2 | 1993 |
| Di(2-ethylhexyl) phthalate | MR | 2 | 1993 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.