SPEARFISH, SD · Lawrence County

LANTERN ESTATES 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): SD4600315
System type: Community Water System
Population served: 192
Service connections: 78
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Public Notification Violation for NPDWR Violation
—
Public Notice
March 8, 2009 – June 17, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
August 1, 2008 – August 31, 2008
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
Cadmium
January 1, 2006 – December 31, 2006
Resolved
Public Notification Violation for NPDWR Violation
—
Public Notice
July 4, 2004 – July 3, 2008
Resolved
Consumer Confidence Report Complete Failure to Report
—
Consumer Confidence Rule
July 1, 2004 – August 19, 2004
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2000 – September 21, 2001
Resolved
Notification, Public
—
Coliform (TCR)
September 14, 1998 – October 13, 1998
Archived
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
May 1, 1998 – May 31, 1998
Archived
Notification, Public
—
No contaminant on record
October 14, 1996 – November 13, 1996
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
March 8, 2009 – June 17, 2010	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
August 1, 2008 – August 31, 2008	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring, Regular	Nitrate	—	Resolved
January 1, 2006 – December 31, 2006	Monitoring, Regular	Cadmium	—	Resolved
July 4, 2004 – July 3, 2008	Public Notification Violation for NPDWR Violation	Public Notice	—	Resolved
July 1, 2004 – August 19, 2004	Consumer Confidence Report Complete Failure to Report	Consumer Confidence Rule	—	Resolved
October 1, 2000 – September 21, 2001	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
September 14, 1998 – October 13, 1998	Notification, Public	Coliform (TCR)	—	Archived
May 1, 1998 – May 31, 1998	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Archived
October 14, 1996 – November 13, 1996	Notification, Public	—	—	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

June 26, 2009State Public Notification received2 linked violations
January 14, 2009State Compliance achieved2 linked violations
September 8, 2008State Public Notification requested3 linked violations
May 1, 2007State Compliance achieved1 linked violation
February 5, 2007State Compliance achieved8 linked violations
February 5, 2007State Compliance achieved8 linked violations
January 31, 2007State Public Notification received5 linked violations
April 4, 2005State Public Notification requested3 linked violations
December 1, 2004State Compliance achieved3 linked violations
February 20, 2004State Administrative/Compliance Order with penalty issued7 linked violations
January 1, 2004State Compliance achieved3 linked violations
June 13, 2002State Public Notification requested4 linked violations
January 25, 2002State Compliance achieved4 linked violations
January 11, 2002State Public Notification requested5 linked violations
September 21, 2001State Compliance achieved4 linked violations
June 30, 2001State Intentional no-action3 linked violations
May 8, 2001State Public Notification issued3 linked violations
August 8, 1996State Compliance achieved10 linked violations
April 24, 1996State Public Notification requested112 linked violations

Contact

LANTERN ESTATES

Phone not on record

SPEARFISH, SD 57783