TAN OAK APTS
Wisconsin - Community Water System - PWSID: WI2301080
System Information
| PWSID | WI2301080 |
| System Name | TAN OAK APTS |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | May 27, 1993 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | Wisconsin |
| City | BROOKFIELD |
| ZIP Code | 53005 |
| Address | 333 BISHOPS WAY |
| Organization | NORTHERN MANAGEMENT LLC |
| Phone | - |
Population & Service
| Population Served | 325 |
| Service Connections | 5 |
Drinking Water Violations (603)
This water system has 603 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Resolved | Feb 13, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Feb 13, 2025 | - | |
| Oct 17, 2024 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Oct 1, 2012 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jun 1, 2012 | - | MR | No | No | - | TT | - | Resolved | Sep 17, 2013 | - | |
| Jun 1, 2012 | - | MR | No | No | - | TT | - | Resolved | Sep 17, 2013 | - | |
| Jun 1, 2012 | - | MR | No | No | - | TT | - | Resolved | Sep 17, 2013 | - | |
| Jun 1, 2012 | - | MR | No | No | - | TT | - | Resolved | Sep 17, 2013 | - | |
| Jan 1, 2012 | Jan 31, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jan 26, 2012 | - | |
| Jan 1, 2012 | Jan 31, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jan 26, 2012 | - | |
| Jan 1, 2012 | Jan 31, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jan 26, 2012 | - | |
| Jan 1, 2012 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Jan 1, 2012 | Jan 31, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jan 26, 2012 | - | |
| Jan 1, 2012 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Jan 1, 2012 | Jan 31, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jan 26, 2012 | - | |
| Jan 1, 2012 | Jan 31, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jan 26, 2012 | - | |
| Jan 1, 2012 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Dec 1, 2011 | Dec 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 29, 2011 | - | |
| Dec 1, 2011 | Dec 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 29, 2011 | - | |
| Dec 1, 2011 | Dec 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 29, 2011 | - | |
| Dec 1, 2011 | Dec 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 29, 2011 | - | |
| Dec 1, 2011 | Dec 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 29, 2011 | - | |
| Dec 1, 2011 | Dec 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 29, 2011 | - | |
| Jun 1, 2011 | - | MR | No | No | - | TT | - | Resolved | Nov 1, 2011 | - | |
| Jun 1, 2011 | - | MR | No | No | - | TT | - | Resolved | Nov 1, 2011 | - | |
| Jun 1, 2011 | - | MR | No | No | - | TT | - | Resolved | Nov 1, 2011 | - | |
| Jun 1, 2011 | - | MR | No | No | - | TT | - | Resolved | Nov 1, 2011 | - | |
| Jun 1, 2011 | - | MR | No | No | - | TT | - | Resolved | Nov 1, 2011 | - | |
| Jul 1, 2010 | - | Other | No | No | - | - | - | Resolved | Aug 20, 2010 | - | |
| Jul 1, 2010 | - | Other | No | No | - | - | - | Resolved | Aug 20, 2010 | - | |
| Jul 1, 2010 | - | Other | No | No | - | - | - | Resolved | Aug 20, 2010 | - | |
| Apr 1, 2010 | - | Other | No | No | - | - | - | Resolved | Jun 29, 2011 | - | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2010 | - | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2010 | - | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2010 | - | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2010 | - | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2010 | - | |
| Oct 1, 2009 | - | Other | No | No | - | - | - | Resolved | May 10, 2010 | - | |
| Oct 1, 2009 | - | Other | No | No | - | - | - | Resolved | May 10, 2010 | - | |
| Jul 1, 2009 | - | Other | No | No | - | - | - | Resolved | Apr 29, 2010 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - |
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.