Madison Lake, MN · Blue Earth County

Madison Lake 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): MN1070007
System type: Community Water System
Population served: 1,017
Service connections: 664
Ownership: local government
Water source: groundwater (wells)

Violation history

Follow-up Or Routine LCR Tap M/R
—
Lead and Copper Rule
October 1, 2018 – April 22, 2019
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2014 – December 31, 2014
Resolved
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2014 – December 31, 2014
Resolved

Resolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
October 1, 2018 – April 22, 2019	Follow-up Or Routine LCR Tap M/R	Lead and Copper Rule	—	Resolved
January 1, 2014 – December 31, 2014	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2014 – December 31, 2014	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved

Resolved addressed and confirmed by the state

Enforcement actions

September 23, 2020State Public Notification received33 linked violations
August 19, 2020State Public Notification requested2 linked violations
February 19, 2019State Public Notification received1 linked violation
February 14, 2019State Violation/Reminder Notice1 linked violation
January 23, 2019State Violation/Reminder Notice1 linked violation
January 17, 2019State Public Notification requested1 linked violation
January 17, 2019State Formal Notice of Violation issued1 linked violation
November 14, 2018State Violation/Reminder Notice1 linked violation
August 31, 2018State Violation/Reminder Notice1 linked violation
July 30, 2018State Violation/Reminder Notice1 linked violation
September 14, 2015State Compliance achieved3 linked violations
November 25, 2014State Public Notification requested2 linked violations
November 25, 2014State Formal Notice of Violation issued2 linked violations
October 21, 2014State Violation/Reminder Notice2 linked violations
October 7, 2014State Violation/Reminder Notice2 linked violations
October 15, 1996State Violation/Reminder Notice2 linked violations
October 15, 1996State Public Notification requested1 linked violation

Contact

Madison Lake City Council

5072433011

Madison Lake, MN 56063-0295