LAKE MILLS, WI · Jefferson County
LAKE MILLS WATERWORKS 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 Wisconsin’s official records. Always confirm current status with Wisconsin before making decisions based on this information.
System facts
- System ID (PWSID)
- WI1280108
- System type
- Community Water System
- Population served
- 6,211
- Service connections
- 2,607
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Consumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2020 – July 13, 2020
ResolvedWater Quality Parameter M/R
—Lead and Copper Rule
January 1, 2017 – June 30, 2017
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 2020 – July 13, 2020 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| January 1, 2017 – June 30, 2017 | Water Quality Parameter M/R | Lead and Copper Rule | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- June 15, 2018State Compliance achieved18 linked violations
- March 15, 2018State Public Notification received37 linked violations
- November 14, 2017State Compliance Meeting conducted35 linked violations
- June 22, 2017State Public Notification received20 linked violations
- February 13, 2017State Compliance achieved46 linked violations
Contact
QUEST, MISTY - LAKE MILLS CITY CLERK
Phone not on record
LAKE MILLS, WI 53551-1632