MARY HILL PARK SANITARY DIST
Wisconsin - Community Water System - PWSID: WI4200465
System Information
| PWSID | WI4200465 |
| System Name | MARY HILL PARK 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 | FOND DU LAC |
| ZIP Code | 54937 |
| Address | W4529 MARY HILL PARK DR |
| Organization | SCHNEIDER, DYLAN |
| Phone | - |
Population & Service
| Population Served | 65 |
| Service Connections | 23 |
Drinking Water Violations (409)
This water system has 409 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 | Oct 17, 2024 | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Resolved | Oct 17, 2024 | - | |
| Oct 1, 2012 | - | Other | No | No | - | - | - | Resolved | Jun 19, 2013 | - | |
| Oct 1, 2012 | - | Other | No | No | - | - | - | Resolved | Jun 19, 2013 | - | |
| Jul 1, 2012 | - | Other | No | No | - | - | - | Resolved | Jun 19, 2013 | - | |
| Jul 1, 2012 | - | Other | No | No | - | - | - | Resolved | Jun 19, 2013 | - | |
| Jan 1, 2012 | - | MR | No | No | - | TT | - | Resolved | Aug 26, 2012 | - | |
| Jan 1, 2012 | - | MR | No | No | - | TT | - | Resolved | Aug 26, 2012 | - | |
| Jul 1, 2011 | - | Other | No | No | - | - | - | Resolved | Jun 19, 2013 | - | |
| Jul 1, 2011 | - | Other | No | No | - | - | - | Resolved | Jun 19, 2013 | - | |
| Aug 1, 2010 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | No | - | 4.0 mg/L | - | Resolved | Aug 4, 2010 | - | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | No | - | 4.0 mg/L | - | Resolved | Aug 4, 2010 | - | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | No | - | 4.0 mg/L | - | Resolved | Aug 4, 2010 | - | |
| Jul 1, 2010 | Jul 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2010 | - | |
| Jul 1, 2010 | Jul 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2010 | - | |
| Jul 1, 2010 | Jul 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2010 | - | |
| Oct 1, 2008 | - | Other | No | No | - | - | - | Resolved | Jan 13, 2009 | - | |
| Oct 1, 2008 | - | Other | No | No | - | - | - | Resolved | Jan 13, 2009 | - | |
| Oct 1, 2008 | - | Other | No | No | - | - | - | Resolved | Jan 13, 2009 | - | |
| Oct 1, 2008 | - | Other | No | No | - | - | - | Resolved | Jan 13, 2009 | - | |
| Oct 1, 2008 | - | Other | No | No | - | - | - | Resolved | Jan 13, 2009 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 30 ug/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 30 ug/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 30 ug/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 30 ug/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 5 pCi/L | - | 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.