LEAD, SD · Lawrence County

DEER MOUNTAIN SANITARY DISTRICT 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): SD4600549
System type: Community Water System
Population served: 125
Service connections: 100
Ownership: local government
Water source: surface water (rivers, lakes, or reservoirs)

Violation history

Monitoring, Regular
—
Nitrate
January 1, 2018 – March 31, 2018
Resolved
Failure To Address Deficiency
Health-based
Long Term 2 Enhanced Surface Water Treatment Rule
June 1, 2015 – July 21, 2015
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
March 3, 2013 – July 1, 2013
Resolved
Consumer Confidence Report Inadequate Reporting
—
Consumer Confidence Rule
October 1, 2012 – July 1, 2013
Resolved
Monitoring and Reporting (DBP)
—
TTHM
August 1, 2012 – September 30, 2012
Resolved
Monitoring, Regular
—
Asbestos
January 1, 2012 – December 31, 2012
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
July 1, 2011 – September 30, 2011
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2011 – July 1, 2013
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2009 – March 31, 2009
Resolved
Monitoring, Source Water (LT2)
—
E. COLI
November 1, 2008 – November 30, 2008
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
August 11, 2007 – April 24, 2009
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
January 1, 2007 – January 31, 2007
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2006 – September 30, 2007
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2006 – March 31, 2006
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2005 – December 31, 2005
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
May 7, 2005 – April 24, 2009
Resolved
Monitoring and Reporting (DBP)
—
Chlorine
October 1, 2004 – December 31, 2004
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
February 1, 2004 – February 29, 2004
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
January 1, 2018 – March 31, 2018	Monitoring, Regular	Nitrate	—	Resolved
June 1, 2015 – July 21, 2015	Failure To Address Deficiency	Long Term 2 Enhanced Surface Water Treatment Rule	Health-based	Resolved
March 3, 2013 – July 1, 2013	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 1, 2012 – July 1, 2013	Consumer Confidence Report Inadequate Reporting	Consumer Confidence Rule	—	Resolved
August 1, 2012 – September 30, 2012	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2012 – December 31, 2012	Monitoring, Regular	Asbestos	—	Resolved
July 1, 2011 – September 30, 2011	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
July 1, 2011 – July 1, 2013	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
January 1, 2009 – March 31, 2009	Monitoring, Regular	Nitrate	—	Resolved
November 1, 2008 – November 30, 2008	Monitoring, Source Water (LT2)	E. COLI	—	Resolved
August 11, 2007 – April 24, 2009	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
January 1, 2007 – January 31, 2007	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2006 – September 30, 2007	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2006 – March 31, 2006	Monitoring, Regular	Nitrate	—	Resolved
October 1, 2005 – December 31, 2005	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
May 7, 2005 – April 24, 2009	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
October 1, 2004 – December 31, 2004	Monitoring and Reporting (DBP)	Chlorine	—	Resolved
February 1, 2004 – February 29, 2004	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

June 1, 2015State Violation/Reminder Notice4 linked violations
October 15, 2013State Compliance achieved3 linked violations
July 1, 2013State Compliance achieved6 linked violations
June 20, 2013State Administrative/Compliance Order without penalty issued2 linked violations
June 20, 2013State Administrative/Compliance Order without penalty issued5 linked violations
June 20, 2013State Administrative/Compliance Order without penalty issued3 linked violations
June 20, 2013State Administrative/Compliance Order without penalty issued4 linked violations
June 20, 2013State Administrative/Compliance Order without penalty issued4 linked violations
June 20, 2013State Administrative/Compliance Order without penalty issued1 linked violation
June 20, 2013State Administrative/Compliance Order without penalty issued4 linked violations
June 20, 2013State Administrative/Compliance Order without penalty issued3 linked violations
June 20, 2013State Administrative/Compliance Order without penalty issued2 linked violations
May 10, 2013State Compliance achieved2 linked violations
April 1, 2013State Compliance achieved2 linked violations
March 26, 2013State Public Notification requested1 linked violation
March 7, 2013State Public Notification requested2 linked violations
March 5, 2013State Public Notification issued1 linked violation
February 21, 2013State Public Notification requested1 linked violation
February 6, 2013State Public Notification issued1 linked violation
December 11, 2012State Compliance achieved1 linked violation
October 2, 2012State Violation/Reminder Notice4 linked violations
August 6, 2012State Violation/Reminder Notice10 linked violations
March 21, 2010State Compliance achieved4 linked violations
April 24, 2009State Public Notification received9 linked violations
April 24, 2009State Public Notification received3 linked violations
April 24, 2009State Compliance achieved3 linked violations
April 24, 2009State Compliance achieved4 linked violations
April 24, 2009State Compliance achieved4 linked violations
April 24, 2009State Public Notification received4 linked violations
April 24, 2009State Public Notification received5 linked violations
April 24, 2009State Public Notification received6 linked violations
April 24, 2009State Compliance achieved2 linked violations
April 24, 2009State Compliance achieved1 linked violation
April 24, 2009State Public Notification received1 linked violation
April 24, 2009State Compliance achieved4 linked violations
April 8, 2009State Compliance achieved7 linked violations
January 13, 2009State Compliance achieved3 linked violations
January 10, 2008State Compliance achieved4 linked violations
November 9, 2006State Administrative/Compliance Order with penalty issued15 linked violations
November 9, 2006State Administrative/Compliance Order with penalty issued32 linked violations
August 6, 2004State Public Notification requested103 linked violations

Contact

DEER MOUNTAIN SANITARY DISTRICT

Phone not on record

LEAD, SD 57754