Land O Lakes, WI · Vilas County

LAND O LAKES SANITARY DIST Water System

Current status

1 open health-based violation on record as of July 4, 2026. See the violation history below for contaminant and status details.

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

System facts

System ID (PWSID): WI7640112
System type: Community Water System
Population served: 450
Service connections: 182
Ownership: local government
Water source: groundwater (wells)

Violation history

Failure To Address Deficiency
Health-based
Groundwater Rule
January 16, 2026
Unaddressed
Monitoring and Reporting (DBP)
—
Total Haloacetic Acids (HAA5)
January 1, 2023 – December 31, 2023
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2023 – December 31, 2023
Resolved
Monitoring, Regular
—
Radium-228
January 1, 2009 – March 31, 2009
Resolved
Monitoring and Reporting (DBP)
—
TTHM
January 1, 2008 – December 31, 2008
Resolved
Monitoring, Regular
—
Benzene
October 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
Radium-226
October 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
Combined Uranium
October 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
o-Dichlorobenzene
October 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
1,1-Dichloroethylene
October 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
1,1,1-Trichloroethane
October 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
Trichloroethylene
October 1, 2007 – December 31, 2007
Resolved
Monitoring, Regular
—
DICHLOROMETHANE
October 1, 2006 – December 31, 2006
Resolved

Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Period	Violation	Contaminant / rule	Health-based	Status
January 16, 2026	Failure To Address Deficiency	Groundwater Rule	Health-based	Unaddressed
January 1, 2023 – December 31, 2023	Monitoring and Reporting (DBP)	Total Haloacetic Acids (HAA5)	—	Resolved
January 1, 2023 – December 31, 2023	Monitoring and Reporting (DBP)	TTHM	—	Resolved
January 1, 2009 – March 31, 2009	Monitoring, Regular	Radium-228	—	Resolved
January 1, 2008 – December 31, 2008	Monitoring and Reporting (DBP)	TTHM	—	Resolved
October 1, 2007 – December 31, 2007	Monitoring, Regular	Benzene	—	Resolved
October 1, 2007 – December 31, 2007	Monitoring, Regular	Radium-226	—	Resolved
October 1, 2007 – December 31, 2007	Monitoring, Regular	Combined Uranium	—	Resolved
October 1, 2007 – December 31, 2007	Monitoring, Regular	o-Dichlorobenzene	—	Resolved
October 1, 2007 – December 31, 2007	Monitoring, Regular	1,1-Dichloroethylene	—	Resolved
October 1, 2007 – December 31, 2007	Monitoring, Regular	1,1,1-Trichloroethane	—	Resolved
October 1, 2007 – December 31, 2007	Monitoring, Regular	Trichloroethylene	—	Resolved
October 1, 2006 – December 31, 2006	Monitoring, Regular	DICHLOROMETHANE	—	Resolved

Unaddressed no corrective action on record yetResolved addressed and confirmed by the state

Enforcement actions

April 16, 2024State Violation/Reminder Notice21 linked violations
May 23, 2017State Public Notification received27 linked violations
April 20, 1993State Public Notification requestedgeneral compliance action — not tied to a specific violation on record
April 20, 1993State Violation/Reminder Noticegeneral compliance action — not tied to a specific violation on record
January 27, 1993State Compliance achievedgeneral compliance action — not tied to a specific violation on record
July 31, 1992State Public Notification received2 linked violations
June 25, 1992State Violation/Reminder Notice2 linked violations

Contact

LAND O LAKES SANITARY DIST

Phone not on record

Land O Lakes, WI 54540