HOLY TRINITY CHURCH & LEARNING CENTER
Wisconsin - Non-Transient Non-Community - PWSID: WI2681107
System Information
| PWSID | WI2681107 |
| System Name | HOLY TRINITY CHURCH & LEARNING CENTER |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 05 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Jan 21, 1983 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | Wisconsin |
| City | OCONOMOWOC |
| ZIP Code | 53066 |
| Address | N50 W35181 WISCONSIN AVE |
| Organization | BEAVER, PAT - HEAD TRUSTEE |
| Phone | - |
Population & Service
| Population Served | 505 |
| Service Connections | 1 |
Drinking Water Violations (71)
This water system has 71 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 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Mar 15, 2014 | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Mar 15, 2014 | - | |
| Apr 1, 2004 | Jun 30, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2004 | - | |
| Apr 1, 2004 | Jun 30, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2004 | - | |
| Apr 1, 2004 | Jun 30, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2004 | - | |
| Apr 1, 2004 | Jun 30, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2004 | - | |
| Jan 1, 2004 | - | Other | No | No | - | - | - | Resolved | Feb 22, 2011 | - | |
| Oct 1, 2003 | - | Other | No | No | - | - | - | Resolved | Feb 22, 2011 | - | |
| Oct 1, 2003 | - | Other | No | No | - | - | - | Resolved | Feb 22, 2011 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2003 | - | |
| Oct 1, 2003 | Dec 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2003 | - | |
| Sep 1, 2003 | - | Other | No | No | - | - | - | Resolved | Feb 22, 2011 | - | |
| Aug 18, 2003 | - | Other | No | No | - | - | - | Resolved | Feb 22, 2011 | - | |
| Aug 18, 2003 | - | Other | No | No | - | - | - | Resolved | Feb 22, 2011 | - | |
| Aug 1, 2003 | Aug 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2003 | - | |
| Aug 1, 2003 | Aug 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2003 | - | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2003 | - | |
| Jul 1, 2003 | Sep 30, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2003 | - | |
| Apr 1, 2003 | - | Other | No | No | - | - | - | Resolved | Feb 22, 2011 | - | |
| Apr 1, 2003 | - | Other | No | No | - | - | - | Resolved | Feb 22, 2011 | - | |
| Jan 1, 2003 | Mar 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2003 | - | |
| Jan 1, 2003 | Dec 31, 2003 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2003 | - | |
| Jan 1, 2003 | Mar 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2003 | - | |
| Apr 1, 2002 | Jun 30, 2002 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2002 | - | |
| Apr 1, 2002 | Jun 30, 2002 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2002 | - | |
| Jan 1, 2002 | Sep 30, 2002 | MR | No | Yes | - | 10 mg/L | - | Resolved | Sep 30, 2002 | - | |
| Jan 1, 2002 | Sep 30, 2002 | MR | No | Yes | - | 10 mg/L | - | Resolved | Sep 30, 2002 | - | |
| Jan 1, 2002 | Sep 30, 2002 | MR | No | Yes | - | 10 mg/L | - | Resolved | Sep 30, 2002 | - | |
| Jan 1, 2001 | Sep 30, 2001 | MR | No | Yes | - | 1 mg/L | - | Resolved | Sep 30, 2001 | - | |
| Jan 1, 2001 | - | MR | No | No | - | TT | - | Resolved | Aug 24, 2004 | - | |
| Jan 1, 2001 | - | MR | No | No | - | TT | - | Resolved | Aug 24, 2004 | - | |
| Jan 1, 2001 | - | MR | No | No | - | TT | - | Resolved | Aug 24, 2004 | - | |
| Jan 1, 2001 | Sep 30, 2001 | MR | No | Yes | - | 1 mg/L | - | Resolved | Sep 30, 2001 | - | |
| Jan 1, 2001 | Sep 30, 2001 | MR | No | Yes | - | 1 mg/L | - | Resolved | Sep 30, 2001 | - | |
| Nov 21, 2000 | Dec 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2000 | - | |
| Jul 1, 2000 | Sep 30, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Feb 7, 1990 | - | |
| Jul 1, 2000 | Sep 30, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Feb 7, 1990 | - | |
| Jan 1, 2000 | Mar 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2000 | - | |
| Jan 1, 2000 | Mar 31, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2000 | - | |
| Jul 1, 1999 | Sep 30, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 1999 | - | |
| Jul 1, 1999 | Sep 30, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 1999 | - | |
| Feb 1, 1999 | Feb 28, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 1999 | - | |
| Feb 1, 1999 | Feb 28, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 1999 | - | |
| Jan 1, 1999 | Dec 31, 1999 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 1999 | - | |
| Jan 1, 1999 | - | MR | No | No | - | TT | - | Resolved | Apr 15, 2002 | - | |
| Jan 1, 1999 | - | MR | No | No | - | TT | - | Resolved | Apr 15, 2002 | - | |
| Jan 1, 1999 | Dec 31, 1999 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 1999 | - | |
| Jan 1, 1999 | - | MR | No | No | - | TT | - | Resolved | Apr 15, 2002 | - | |
| Jan 1, 1999 | - | MR | No | No | - | TT | - | Resolved | Apr 15, 2002 | - | |
| Jan 1, 1999 | Dec 31, 1999 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 1999 | - |
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.