OLDCASTLE WESTILE INC
Arizona - Non-Transient Non-Community - PWSID: AZ0411204
System Information
| PWSID | AZ0411204 |
| System Name | OLDCASTLE WESTILE INC |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Non-Inventory |
| Owner Type | Mixed |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | May 31, 1997 |
| Last Reported | Mar 12, 2026 |
Location & Contact
| State | Arizona |
| City | CASA GRANDE |
| ZIP Code | 85222 |
| Address | - |
| Organization | ALDECOA, WALDO |
| Phone | 520-836-8100 |
Population & Service
| Population Served | 9 |
| Service Connections | 1 |
Drinking Water Violations (257)
This water system has 257 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 1, 2009 | Dec 31, 2009 | MCL | Yes | No | .014 MG/L | 0.010 mg/L | .01 | Resolved | Dec 31, 2009 | - | |
| Oct 1, 2009 | Dec 31, 2009 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Oct 1, 2009 | Dec 31, 2009 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Aug 1, 2009 | Aug 31, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2009 | - | |
| Aug 1, 2009 | Aug 31, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2009 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2008 | - | |
| Feb 1, 2008 | Feb 29, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Feb 29, 2008 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Sep 1, 2007 | Sep 30, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2007 | - | |
| Apr 1, 2007 | Jun 30, 2007 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2007 | - | |
| Jan 1, 2007 | Mar 31, 2007 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 2007 | - | |
| Jan 1, 2007 | Jan 31, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2007 | - | |
| Dec 1, 2006 | Dec 31, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2006 | - | |
| Nov 1, 2006 | Nov 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2006 | - | |
| Oct 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2006 | - | |
| Oct 1, 2006 | Oct 31, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2006 | - | |
| Sep 1, 2006 | Sep 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2006 | - | |
| Aug 1, 2006 | Aug 31, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2006 | - | |
| Jul 1, 2006 | Jul 31, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2006 | - | |
| Jul 1, 2006 | Sep 30, 2006 | MR | No | Yes | - | 10 mg/L | - | Resolved | Sep 30, 2006 | - | |
| Jun 1, 2006 | Jun 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2006 | - | |
| May 1, 2006 | May 31, 2006 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2006 | - | |
| Apr 1, 2006 | Apr 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2006 | - | |
| Apr 1, 2006 | Jun 30, 2006 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2006 | - | |
| Mar 1, 2006 | Mar 31, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2006 | - | |
| Feb 1, 2006 | Feb 28, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 2006 | - | |
| Feb 1, 2006 | Feb 28, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Feb 28, 2006 | - | |
| Jan 1, 2006 | Mar 31, 2006 | MR | No | Yes | - | 10 mg/L | - | Resolved | Mar 31, 2006 | - | |
| Jan 1, 2006 | Jan 31, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2006 | - | |
| Jan 1, 2006 | Jan 31, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2006 | - | |
| Jan 1, 2006 | Mar 31, 2006 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2006 | - | |
| Dec 1, 2005 | Dec 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2005 | - | |
| Dec 1, 2005 | Dec 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2005 | - | |
| Oct 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2005 | - | |
| Jul 1, 2005 | Sep 30, 2005 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2005 | - | |
| Apr 1, 2005 | Jun 30, 2005 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2005 | - | |
| Apr 1, 2005 | Jun 30, 2005 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 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 | - | MR | No | No | - | TT | - | Archived | Apr 20, 2010 | - | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2005 | - | |
| Jan 1, 2005 | Dec 31, 2005 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2005 | - | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | - | 10 mg/L | - | Resolved | Sep 30, 2004 | - | |
| Jul 1, 2004 | - | MR | No | No | - | TT | - | Resolved | May 7, 2008 | - | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2004 | - |
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.