BIG STONE CITY, SD · Grant County
BIG STONE CITY Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace South Dakota’s official records. Always confirm current status with South Dakota before making decisions based on this information.
System facts
- System ID (PWSID)
- SD4600007
- System type
- Community Water System
- Population served
- 412
- Service connections
- 283
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Monitoring and Reporting (DBP)
—Chlorine
October 1, 2021 – December 31, 2021
ResolvedInitial Tap Sampling for Pb and Cu
—Lead and Copper Rule
July 1, 2018 – December 21, 2018
ResolvedPublic Notification Violation for NPDWR Violation
—Public Notice
July 8, 2008 – November 13, 2008
ResolvedMonitoring, Regular
—Aldicarb sulfone
January 1, 1993 – December 31, 1995
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
July 1, 1976 – June 30, 1980
ArchivedMonitoring, Regular
—Combined Radium (-226 and -228)
July 1, 1976 – June 30, 1980
Archived
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 1, 2021 – December 31, 2021 | Monitoring and Reporting (DBP) | Chlorine | — | Resolved |
| July 1, 2018 – December 21, 2018 | Initial Tap Sampling for Pb and Cu | Lead and Copper Rule | — | Resolved |
| July 8, 2008 – November 13, 2008 | Public Notification Violation for NPDWR Violation | Public Notice | — | Resolved |
| January 1, 1993 – December 31, 1995 | Monitoring, Regular | Aldicarb sulfone | — | Resolved |
| July 1, 1976 – June 30, 1980 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
| July 1, 1976 – June 30, 1980 | Monitoring, Regular | Combined Radium (-226 and -228) | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- December 21, 2021State Public Notification received18 linked violations
Contact
BIG STONE CITY
6058628121
BIG STONE CITY, SD 57216