LAND O LAKES SANITARY DIST
Wisconsin - Community Water System - PWSID: WI7640112
System Information
| PWSID | WI7640112 |
| System Name | LAND O LAKES SANITARY DIST |
| 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 | Land O Lakes |
| ZIP Code | 54540 |
| Address | P O Box 246 |
| Organization | LAND O LAKES SANITARY DIST |
| Phone | - |
Population & Service
| Population Served | 450 |
| Service Connections | 182 |
Drinking Water Violations (434)
This water system has 434 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 16, 2026 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jul 12, 2023 | - | TT | Yes | No | - | - | - | Resolved | May 3, 2024 | - | |
| Jul 12, 2023 | - | TT | Yes | No | - | - | - | Resolved | May 3, 2024 | - | |
| Jul 1, 2023 | - | Other | No | No | - | - | - | Resolved | Oct 4, 2023 | - | |
| Jul 1, 2023 | - | Other | No | No | - | - | - | Resolved | Oct 4, 2023 | - | |
| Jul 1, 2023 | - | Other | No | No | - | - | - | Resolved | Oct 4, 2023 | - | |
| Jul 1, 2023 | - | Other | No | No | - | - | - | Resolved | Oct 4, 2023 | - | |
| Mar 1, 2023 | - | Other | No | No | - | - | - | Resolved | Apr 25, 2025 | - | |
| Mar 1, 2023 | - | Other | No | No | - | - | - | Resolved | Apr 25, 2025 | - | |
| Feb 1, 2023 | Feb 28, 2023 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2023 | - | |
| Feb 1, 2023 | Feb 28, 2023 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2023 | - | |
| Feb 1, 2023 | Feb 28, 2023 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2023 | - | |
| Feb 1, 2023 | Feb 28, 2023 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.060 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | No | - | 0.080 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Oct 2, 2021 | - | TT | Yes | No | - | - | - | Resolved | Oct 13, 2021 | - | |
| Oct 2, 2021 | - | TT | Yes | No | - | - | - | Resolved | Oct 13, 2021 | - | |
| Feb 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Oct 15, 2024 | - | |
| Feb 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Oct 15, 2024 | - | |
| Jul 1, 2020 | - | Other | No | No | - | - | - | Resolved | Nov 2, 2021 | - | |
| Jul 1, 2020 | - | Other | No | No | - | - | - | Resolved | Nov 2, 2021 | - | |
| Jul 1, 2020 | Jul 31, 2020 | MON | No | No | - | - | - | Resolved | Jul 31, 2020 | - | |
| Jul 1, 2020 | - | Other | No | No | - | - | - | Resolved | Nov 2, 2021 | - | |
| Jul 1, 2020 | Jul 31, 2020 | MON | No | No | - | - | - | Resolved | Jul 31, 2020 | - | |
| Jul 1, 2020 | - | Other | No | No | - | - | - | Resolved | Nov 2, 2021 | - | |
| Jul 1, 2020 | Jul 31, 2020 | MON | No | No | - | - | - | Resolved | Jul 31, 2020 | - | |
| Jul 1, 2020 | Jul 31, 2020 | MON | No | No | - | - | - | Resolved | Jul 31, 2020 | - | |
| Apr 1, 2020 | - | Other | No | No | - | - | - | Resolved | Jul 7, 2021 | - | |
| Apr 1, 2020 | - | Other | No | No | - | - | - | Resolved | Jul 7, 2021 | - | |
| Mar 7, 2020 | - | Other | No | No | - | - | - | Resolved | Apr 24, 2021 | - | |
| Mar 7, 2020 | - | Other | No | No | - | - | - | Resolved | Apr 24, 2021 | - | |
| Mar 1, 2020 | Mar 31, 2020 | MON | No | No | - | - | - | Resolved | Mar 31, 2020 | - | |
| Mar 1, 2020 | Mar 31, 2020 | MON | No | No | - | - | - | Resolved | Mar 31, 2020 | - | |
| Mar 1, 2020 | Mar 31, 2020 | MON | No | No | - | - | - | Resolved | Mar 31, 2020 | - | |
| Mar 1, 2020 | Mar 31, 2020 | MON | No | No | - | - | - | Resolved | Mar 31, 2020 | - | |
| Feb 2, 2020 | - | TT | Yes | No | - | - | - | Resolved | Apr 27, 2020 | - |
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.