GRATE PROPERTIES MHC
Indiana - Community Water System - PWSID: IN5257022
System Information
| PWSID | IN5257022 |
| System Name | GRATE PROPERTIES MHC |
| 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 | Aug 29, 1994 |
| Last Reported | Feb 12, 2026 |
Location & Contact
| State | Indiana |
| City | WATERLOO |
| ZIP Code | 46793 |
| Address | P.O. Box 342 |
| Organization | MUNSON, CONNIE |
| Phone | 260-348-0695 |
Population & Service
| Population Served | 66 |
| Service Connections | 30 |
Drinking Water Violations (250)
This water system has 250 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 25, 2025 | - | Other | No | No | - | - | - | Resolved | Nov 20, 2025 | - | |
| Jul 25, 2025 | - | Other | No | No | - | - | - | Resolved | Nov 20, 2025 | - | |
| Jul 25, 2025 | - | Other | No | No | - | - | - | Resolved | Nov 20, 2025 | - | |
| Jul 1, 2014 | Jul 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2014 | - | |
| Jul 1, 2014 | Jul 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2014 | - | |
| Jul 1, 2014 | Jul 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2014 | - | |
| Jul 1, 2014 | Jul 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2014 | - | |
| Jul 1, 2014 | Jul 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2014 | - | |
| Jun 1, 2014 | Jun 30, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2014 | - | |
| Jun 1, 2014 | Jun 30, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2014 | - | |
| Jun 1, 2014 | Jun 30, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2014 | - | |
| Jun 1, 2014 | Jun 30, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2014 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Sep 30, 2013 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Sep 30, 2013 | - | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .0121 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2013 | - | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .0121 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2013 | - | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .0121 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2013 | - | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .0121 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2013 | - | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .0121 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2013 | - | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .0121 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2013 | - | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | .0121 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2013 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .0116 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2013 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .0116 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2013 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .0116 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2013 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .0116 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2013 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .0116 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2013 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .0116 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2013 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MCL | Yes | No | .0116 MG/L | 0.010 mg/L | .01 | Resolved | Mar 31, 2013 | - | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Dec 31, 2012 | - | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Dec 31, 2012 | - | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Dec 31, 2012 | - | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Dec 31, 2012 | - | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Dec 31, 2012 | - | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Dec 31, 2012 | - | |
| Oct 1, 2012 | Dec 31, 2012 | MCL | Yes | No | .012 MG/L | 0.010 mg/L | .01 | Resolved | Dec 31, 2012 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2012 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2012 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2012 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2012 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2012 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2012 | - | |
| Apr 1, 2012 | Jun 30, 2012 | MCL | Yes | No | .011 MG/L | 0.010 mg/L | .01 | Resolved | Jun 30, 2012 | - | |
| Jun 1, 2011 | Jun 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2011 | - | |
| Jun 1, 2011 | Jun 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2011 | - | |
| Jun 1, 2011 | - | Other | No | No | - | - | - | Resolved | Jan 13, 2012 | - |
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.