NEW UNDERWOOD, SD · Pennington County
OAKS WATER USERS ASSOCIATION 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)
- SD4602135
- System type
- Community Water System
- Population served
- 180
- Service connections
- 73
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Monitoring, Regular
—Gross Alpha, Excl. Radon and U
July 1, 2001 – September 30, 2001
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
February 1, 1999 – February 28, 1999
ResolvedMonitoring, Regular
—Picloram
January 1, 1993 – December 31, 1995
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 2001 – September 30, 2001 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| February 1, 1999 – February 28, 1999 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| January 1, 1993 – December 31, 1995 | Monitoring, Regular | Picloram | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- January 11, 2002State Intentional no-action3 linked violations
- December 28, 2001State Compliance achieved3 linked violations
- December 28, 2001State Compliance achieved5 linked violations
- May 23, 2001State Public Notification received5 linked violations
- November 3, 2000State Public Notification received2 linked violations
- October 11, 2000State Public Notification requested2 linked violations
- February 12, 1997State Public Notification requested12 linked violations
Contact
OAKS WATER USERS ASSOCIATION
Phone not on record
NEW UNDERWOOD, SD 57761