ROYAL OAKS MHP
Illinois — Community Water System — PWSID: IL1115145
System Information
| PWSID | IL1115145 |
| System Name | ROYAL OAKS MHP |
| 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 | Jun 29, 1981 |
| Last Reported | Feb 26, 2026 |
Location & Contact
| State | Illinois |
| City | CHICAGO |
| ZIP Code | 60602 |
| Address | 134 NORTH LASALLE |
| Organization | DWORKIN, BRADLEY |
| Phone | 312-857-7777 |
Population & Service
| Population Served | 170 |
| Service Connections | 65 |
Drinking Water Violations (104)
This water system has 104 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 1, 2025 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Feb 1, 2013 | Feb 28, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2013 | — | |
| Feb 1, 2013 | Feb 28, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2013 | — | |
| Feb 1, 2013 | Feb 28, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2013 | — | |
| Feb 1, 2013 | Feb 28, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 29, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 29, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 29, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 29, 2013 | — | |
| Feb 1, 2011 | Feb 28, 2011 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 2011 | — | |
| Feb 1, 2011 | Feb 28, 2011 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 2011 | — | |
| Feb 1, 2011 | Feb 28, 2011 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 2011 | — | |
| Feb 1, 2011 | Feb 28, 2011 | MCL | Yes | No | — | 5% of samples | — | Resolved | Feb 28, 2011 | — | |
| Jul 1, 2010 | — | Other | No | No | — | — | — | Resolved | Jul 5, 2010 | — | |
| Jul 1, 2010 | — | Other | No | No | — | — | — | Resolved | Jul 5, 2010 | — | |
| Apr 1, 2010 | Apr 30, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2010 | — | |
| Apr 1, 2010 | Apr 30, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2010 | — | |
| Apr 1, 2010 | Apr 30, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2010 | — | |
| Apr 1, 2010 | Apr 30, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Apr 30, 2010 | — | |
| Dec 1, 2009 | Dec 31, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2009 | — | |
| Dec 1, 2009 | Dec 31, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2009 | — | |
| Dec 1, 2009 | Dec 31, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2009 | — | |
| Dec 1, 2009 | Dec 31, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2009 | — | |
| Nov 1, 2009 | Nov 30, 2009 | MR | No | No | — | 5% of samples | — | Archived | Nov 30, 2009 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2009 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2009 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2009 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2009 | — | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2008 | — | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2008 | — | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2008 | — | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2008 | — | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2008 | — | |
| Jan 1, 2007 | Jun 30, 2007 | MR | No | No | — | TT | — | Resolved | Jun 30, 2007 | — | |
| Jan 1, 2007 | Jun 30, 2007 | MR | No | No | — | TT | — | Resolved | Jun 30, 2007 | — | |
| Feb 1, 2005 | Feb 28, 2005 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2005 | — | |
| Feb 1, 2005 | Feb 28, 2005 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2005 | — | |
| Feb 1, 2005 | Feb 28, 2005 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2005 | — | |
| Feb 1, 2005 | Feb 28, 2005 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2005 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2005 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2005 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2005 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2005 | — |
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.