MCDONALDS VERNON
Wisconsin — Non-Transient Non-Community — PWSID: WI2682450
System Information
| PWSID | WI2682450 |
| System Name | MCDONALDS VERNON |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Aug 30, 1989 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | Wisconsin |
| City | WAUKESHA |
| ZIP Code | 53189 |
| Address | W225S4885 GUTHRIE RD |
| Organization | CONN, DION |
| Phone | — |
Population & Service
| Population Served | 1,250 |
| Service Connections | 1 |
Drinking Water Violations (118)
This water system has 118 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 1, 2019 | Mar 31, 2019 | MON | No | No | — | — | — | Resolved | Mar 31, 2019 | — | |
| Mar 1, 2019 | Mar 31, 2019 | MON | No | No | — | — | — | Resolved | Mar 31, 2019 | — | |
| Mar 1, 2019 | Mar 31, 2019 | MON | No | No | — | — | — | Resolved | Mar 31, 2019 | — | |
| Mar 1, 2019 | Mar 31, 2019 | MON | No | No | — | — | — | Resolved | Mar 31, 2019 | — | |
| Feb 1, 2018 | Feb 28, 2018 | MON | No | No | — | — | — | Resolved | Feb 28, 2018 | — | |
| Feb 1, 2018 | Feb 28, 2018 | MON | No | No | — | — | — | Resolved | Feb 28, 2018 | — | |
| Feb 1, 2018 | Feb 28, 2018 | MON | No | No | — | — | — | Resolved | Feb 28, 2018 | — | |
| Feb 1, 2018 | Feb 28, 2018 | MON | No | No | — | — | — | Resolved | Feb 28, 2018 | — | |
| Apr 1, 2014 | Apr 30, 2014 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 21, 2014 | — | |
| Apr 1, 2014 | Apr 30, 2014 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 21, 2014 | — | |
| Apr 1, 2014 | Apr 30, 2014 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 21, 2014 | — | |
| Apr 1, 2014 | Apr 30, 2014 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 21, 2014 | — | |
| Apr 1, 2014 | Apr 30, 2014 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 21, 2014 | — | |
| Apr 1, 2014 | Apr 30, 2014 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 21, 2014 | — | |
| Nov 1, 2013 | Nov 30, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2013 | — | |
| Nov 1, 2013 | Nov 30, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2013 | — | |
| Nov 1, 2013 | Nov 30, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2013 | — | |
| Nov 1, 2013 | Nov 30, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2013 | — | |
| Nov 1, 2013 | Nov 30, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2013 | — | |
| Oct 1, 2013 | Oct 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 23, 2013 | — | |
| Oct 1, 2013 | Oct 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 23, 2013 | — | |
| Oct 1, 2013 | Oct 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 23, 2013 | — | |
| Oct 1, 2013 | Oct 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 23, 2013 | — | |
| Oct 1, 2013 | Oct 31, 2013 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 23, 2013 | — | |
| Dec 1, 2011 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Nov 1, 2011 | Nov 30, 2011 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2011 | — | |
| Nov 1, 2011 | Nov 30, 2011 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2011 | — | |
| Nov 1, 2011 | Nov 30, 2011 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2011 | — | |
| Sep 1, 2009 | Sep 30, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 29, 2009 | — | |
| Sep 1, 2009 | Sep 30, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 29, 2009 | — | |
| Sep 1, 2009 | Sep 30, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 29, 2009 | — | |
| Sep 1, 2009 | Sep 30, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 29, 2009 | — | |
| Sep 1, 2009 | Sep 30, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 29, 2009 | — | |
| Sep 1, 2009 | Sep 30, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 29, 2009 | — | |
| Sep 1, 2009 | Sep 30, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 29, 2009 | — | |
| Sep 1, 2009 | Sep 30, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 29, 2009 | — | |
| Sep 1, 2009 | Sep 30, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 29, 2009 | — | |
| Mar 1, 2007 | — | Other | No | No | — | — | — | Resolved | Feb 22, 2011 | — | |
| Feb 1, 2007 | Feb 28, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2007 | — | |
| Feb 1, 2007 | Feb 28, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2007 | — | |
| Feb 1, 2007 | Feb 28, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2007 | — | |
| Jun 1, 2006 | — | Other | No | No | — | — | — | Resolved | Feb 22, 2011 | — | |
| May 1, 2006 | May 31, 2006 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2006 | — | |
| May 1, 2006 | May 31, 2006 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2006 | — | |
| May 1, 2006 | May 31, 2006 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2006 | — | |
| Oct 1, 2003 | — | Other | No | No | — | — | — | Resolved | Feb 22, 2011 | — | |
| Jan 1, 2003 | Dec 31, 2003 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2003 | — | |
| Jan 1, 2003 | Dec 31, 2003 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2003 | — | |
| Jan 1, 2003 | Dec 31, 2003 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2003 | — | |
| Jul 1, 2001 | Jul 31, 2001 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2001 | — |
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.