YANKTON, SD · Yankton County

TIMBERLAND PARK 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): SD4600412
System type: Community Water System
Population served: 95
Service connections: 45
Ownership: privately owned
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Treatment Technique No Certif. Operator
Health-based
Stage 1 Disinfectants and Disinfection Byproducts Rule
February 1, 2025 – May 22, 2025
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2022 – September 30, 2022
Resolved
Treatment Technique No Certif. Operator
Health-based
Stage 1 Disinfectants and Disinfection Byproducts Rule
February 1, 2015 – September 15, 2015
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2014 – December 31, 2014
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2012 – August 27, 2012
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
April 1, 2011 – June 30, 2011
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
November 5, 2007 – August 13, 2008
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2003 – March 8, 2004
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
January 12, 2002 – January 24, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
November 1, 2001 – November 30, 2001
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2001 – August 31, 2001
Resolved
Notification, Public
—
Coliform (TCR)
August 13, 2000 – September 12, 2000
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
March 1, 2000 – March 31, 2000
Resolved
Monitoring, Routine Minor (TCR)
—
Coliform (TCR)
July 1, 1997 – July 31, 1997
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
July 1, 1976 – June 30, 1980
Archived
Monitoring, 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
February 1, 2025 – May 22, 2025	Treatment Technique No Certif. Operator	Stage 1 Disinfectants and Disinfection Byproducts Rule	Health-based	Resolved
July 1, 2022 – September 30, 2022	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
February 1, 2015 – September 15, 2015	Treatment Technique No Certif. Operator	Stage 1 Disinfectants and Disinfection Byproducts Rule	Health-based	Resolved
October 1, 2014 – December 31, 2014	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2012 – August 27, 2012	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
April 1, 2011 – June 30, 2011	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
November 5, 2007 – August 13, 2008	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 1, 2003 – March 8, 2004	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 12, 2002 – January 24, 2012	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
November 1, 2001 – November 30, 2001	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 1, 2001 – August 31, 2001	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
August 13, 2000 – September 12, 2000	Notification, Public	Coliform (TCR)	—	Archived
March 1, 2000 – March 31, 2000	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 1997 – July 31, 1997	Monitoring, Routine Minor (TCR)	Coliform (TCR)	—	Archived
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

March 12, 2014State Compliance achieved19 linked violations
April 13, 2012State Compliance achieved26 linked violations
October 24, 2011State Public Notification requested53 linked violations

Contact

TIMBERLAND PARK

Phone not on record

YANKTON, SD 57078