LAKE MILLS WATERWORKS
Wisconsin - Community Water System - PWSID: WI1280108
System Information
| PWSID | WI1280108 |
| System Name | LAKE MILLS WATERWORKS |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 28, 1981 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | Wisconsin |
| City | LAKE MILLS |
| ZIP Code | 53551-1632 |
| Address | 200D WATER ST |
| Organization | QUEST, MISTY - LAKE MILLS CITY CLERK |
| Phone | - |
Population & Service
| Population Served | 6,211 |
| Service Connections | 2,607 |
Drinking Water Violations (159)
This water system has 159 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 17, 2022 | - | TT | Yes | No | - | TT | - | Resolved | Oct 26, 2022 | - | |
| Sep 17, 2022 | - | TT | Yes | No | - | TT | - | Resolved | Oct 26, 2022 | - | |
| Sep 17, 2022 | - | TT | Yes | No | - | TT | - | Resolved | Oct 26, 2022 | - | |
| Sep 17, 2022 | - | TT | Yes | No | - | TT | - | Resolved | Oct 26, 2022 | - | |
| Jul 1, 2020 | - | Other | No | No | - | - | - | Resolved | Jul 13, 2020 | - | |
| Jul 1, 2020 | - | Other | No | No | - | - | - | Resolved | Jul 13, 2020 | - | |
| Jul 1, 2020 | - | Other | No | No | - | - | - | Resolved | Jul 13, 2020 | - | |
| Jul 1, 2020 | - | Other | No | No | - | - | - | Resolved | Jul 13, 2020 | - | |
| Jan 1, 2018 | - | Other | No | No | - | - | - | Resolved | Mar 15, 2018 | - | |
| Jan 1, 2018 | - | Other | No | No | - | - | - | Resolved | Mar 15, 2018 | - | |
| Oct 1, 2017 | - | TT | Yes | No | - | TT | - | Resolved | Feb 27, 2018 | - | |
| Oct 1, 2017 | - | TT | Yes | No | - | TT | - | Resolved | Feb 27, 2018 | - | |
| Oct 1, 2017 | - | TT | Yes | No | - | TT | - | Resolved | Feb 27, 2018 | - | |
| Oct 1, 2017 | - | TT | Yes | No | - | TT | - | Resolved | Feb 27, 2018 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MCL | Yes | No | 5.5 PCI/L | 5 pCi/L | 5.5 | Resolved | Sep 30, 2017 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MCL | Yes | No | 5.5 PCI/L | 5 pCi/L | 5.5 | Resolved | Sep 30, 2017 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MCL | Yes | No | 5.5 PCI/L | 5 pCi/L | 5.5 | Resolved | Sep 30, 2017 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MCL | Yes | No | 5.5 PCI/L | 5 pCi/L | 5.5 | Resolved | Sep 30, 2017 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MCL | Yes | No | 5.5 PCI/L | 5 pCi/L | 5.5 | Resolved | Sep 30, 2017 | - | |
| Jul 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Jun 15, 2018 | - | |
| Jul 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Jun 15, 2018 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MCL | Yes | No | 5.5 PCI/L | 5 pCi/L | 5.5 | Resolved | Sep 30, 2017 | - | |
| Jul 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Jun 15, 2018 | - | |
| Jul 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Jun 15, 2018 | - | |
| Jul 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Jun 15, 2018 | - | |
| Jun 23, 2017 | - | Other | No | No | - | - | - | Resolved | Dec 27, 2017 | - | |
| Jun 23, 2017 | - | Other | No | No | - | - | - | Resolved | Dec 27, 2017 | - | |
| Apr 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Jun 29, 2017 | - | |
| Apr 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Jun 29, 2017 | - | |
| Jan 1, 2017 | Jun 30, 2017 | MR | No | No | - | TT | - | Resolved | Jun 30, 2017 | - | |
| Jan 1, 2017 | Jun 30, 2017 | MR | No | No | - | TT | - | Resolved | Jun 30, 2017 | - | |
| Jan 1, 2017 | Jun 30, 2017 | MR | No | No | - | TT | - | Resolved | Jun 30, 2017 | - | |
| Jan 1, 2017 | Jun 30, 2017 | MR | No | No | - | TT | - | Resolved | Jun 30, 2017 | - | |
| Jan 1, 2017 | Jun 30, 2017 | MR | No | No | - | TT | - | Resolved | Jun 30, 2017 | - | |
| Jan 1, 2017 | Jun 30, 2017 | MR | No | No | - | TT | - | Resolved | Jun 30, 2017 | - | |
| Jan 1, 2017 | Jun 30, 2017 | MR | No | No | - | TT | - | Resolved | Jun 30, 2017 | - | |
| Jan 1, 2017 | Jun 30, 2017 | MR | No | No | - | TT | - | Resolved | Jun 30, 2017 | - | |
| Jan 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Sep 6, 2017 | - | |
| Jan 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Sep 6, 2017 | - | |
| Jan 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Sep 6, 2017 | - | |
| Jan 1, 2017 | - | Other | No | No | - | - | - | Resolved | Jun 22, 2017 | - | |
| Jan 1, 2017 | Jun 30, 2017 | MR | No | No | - | TT | - | Resolved | Jun 30, 2017 | - | |
| Jan 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Sep 6, 2017 | - | |
| Jan 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Sep 6, 2017 | - | |
| Jan 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Sep 6, 2017 | - | |
| Jan 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Sep 6, 2017 | - | |
| Jan 1, 2017 | - | Other | No | No | - | - | - | Resolved | Jun 22, 2017 | - | |
| Jan 1, 2017 | Jun 30, 2017 | MR | No | No | - | TT | - | Resolved | Jun 30, 2017 | - | |
| Jan 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Sep 6, 2017 | - | |
| Jan 1, 2017 | Jun 30, 2017 | MR | No | No | - | TT | - | Resolved | Jun 30, 2017 | - |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.