Preston, MN · Fillmore County

Greenleafton 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 Minnesota’s official records. Always confirm current status with Minnesota before making decisions based on this information.

System facts

System ID (PWSID): MN1230004
System type: Community Water System
Population served: 140
Service connections: 22
Ownership: privately owned
Water source: groundwater (wells)

Violation history

Notification, Known or Potential LSL
—
LEAD AND COPPER RULE REVISIONS
July 2, 2025 – December 5, 2024
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
February 1, 2025 – February 28, 2025
Resolved
Lead Consumer Notice
—
Lead and Copper Rule
January 1, 2022 – April 4, 2022
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
July 1, 2021 – September 30, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
April 1, 2021 – June 30, 2021
Resolved
Monitoring, Regular
—
Nitrate
January 1, 2021 – December 31, 2021
Resolved
Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2020 – October 28, 2021
Resolved
Monitoring, Routine (RTCR)
—
Revised Total Coliform Rule
October 1, 2019 – December 31, 2019
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2014 – September 30, 2014
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
July 1, 2012 – September 30, 2012
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
October 1, 2010 – December 31, 2010
Resolved
Monitoring, Routine Major (TCR)
—
Coliform (TCR)
April 1, 2009 – June 30, 2009
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
July 2, 2025 – December 5, 2024	Notification, Known or Potential LSL	LEAD AND COPPER RULE REVISIONS	—	Resolved
February 1, 2025 – February 28, 2025	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2022 – April 4, 2022	Lead Consumer Notice	Lead and Copper Rule	—	Resolved
July 1, 2021 – September 30, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
April 1, 2021 – June 30, 2021	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
January 1, 2021 – December 31, 2021	Monitoring, Regular	Nitrate	—	Resolved
October 1, 2020 – October 28, 2021	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
October 1, 2019 – December 31, 2019	Monitoring, Routine (RTCR)	Revised Total Coliform Rule	—	Resolved
July 1, 2014 – September 30, 2014	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
July 1, 2012 – September 30, 2012	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
October 1, 2010 – December 31, 2010	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved
April 1, 2009 – June 30, 2009	Monitoring, Routine Major (TCR)	Coliform (TCR)	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

January 21, 2026State Compliance achieved1 linked violation
January 20, 2026State Public Notification requested1 linked violation
January 20, 2026State Formal Notice of Violation issued1 linked violation
April 11, 2025State Formal Notice of Violation issued1 linked violation
April 11, 2025State Public Notification requested1 linked violation
March 3, 2025State Compliance achieved1 linked violation
January 31, 2025State Formal Notice of Violation issued1 linked violation
December 5, 2024State Compliance achieved1 linked violation
April 4, 2022State Compliance achieved1 linked violation
January 31, 2022State Formal Notice of Violation issued1 linked violation
January 31, 2022State Public Notification requested1 linked violation
January 12, 2022State Compliance achieved1 linked violation
December 17, 2021State Compliance achieved1 linked violation
December 16, 2021State Violation/Reminder Notice1 linked violation
December 7, 2021State Compliance achieved1 linked violation
December 6, 2021State Violation/Reminder Notice1 linked violation
December 5, 2021State Violation/Reminder Notice1 linked violation
October 29, 2021State Public Notification requested1 linked violation
October 29, 2021State Formal Notice of Violation issued1 linked violation
October 28, 2021State Compliance achieved1 linked violation
September 5, 2021State Violation/Reminder Notice1 linked violation
July 22, 2021State Formal Notice of Violation issued1 linked violation
July 22, 2021State Public Notification requested1 linked violation
June 5, 2021State Violation/Reminder Notice1 linked violation
March 15, 2021State Compliance achieved1 linked violation
February 23, 2021State Public Notification requested3 linked violations
February 23, 2021State Formal Notice of Violation issued1 linked violation
January 17, 2020State Public Notification requested2 linked violations
January 17, 2020State Formal Notice of Violation issued3 linked violations
January 6, 2020State Compliance achieved1 linked violation
December 5, 2019State Violation/Reminder Notice1 linked violation
November 10, 2014State Compliance achieved1 linked violation
October 29, 2014State Public Notification requested1 linked violation
October 29, 2014State Formal Notice of Violation issued1 linked violation
September 12, 2014State Violation/Reminder Notice1 linked violation
November 16, 2012State Public Notification requested1 linked violation
November 16, 2012State Formal Notice of Violation issued1 linked violation
October 1, 2012State Compliance achieved1 linked violation
September 11, 2012State Violation/Reminder Notice1 linked violation
February 4, 2011State Formal Notice of Violation issued3 linked violations
February 24, 2010State Public Notification requested2 linked violations
January 18, 2010State Compliance achieved2 linked violations
August 4, 2009State Violation/Reminder Notice1 linked violation
July 20, 2009State Compliance achieved1 linked violation
July 14, 2009State Formal Notice of Violation issued1 linked violation
July 14, 2009State Public Notification requested1 linked violation
June 8, 2009State Violation/Reminder Notice1 linked violation
May 19, 2009State Violation/Reminder Notice1 linked violation
October 29, 2008State Public Notification received1 linked violation
October 16, 2008State Formal Notice of Violation issued2 linked violations
October 16, 2008State Public Notification requested1 linked violation
September 29, 2008State Violation/Reminder Notice1 linked violation
September 3, 2008State Violation/Reminder Notice2 linked violations
July 3, 2007State Formal Notice of Violation issued1 linked violation
July 3, 2007State Public Notification requested1 linked violation
June 19, 2007State Violation/Reminder Notice1 linked violation
June 4, 2007State Violation/Reminder Notice1 linked violation
July 13, 2005State Public Notification requested3 linked violations
September 30, 1986State Compliance achieved1 linked violation

Contact

Greenleafton Water Supply

5076960753

Preston, MN 55965