WILLOW VALLEY WATER COMPANY HO
Arizona — Community Water System — PWSID: AZ0408034
System Information
| PWSID | AZ0408034 |
| System Name | WILLOW VALLEY WATER COMPANY HO |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Non-Inventory |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Oct 5, 1979 |
| Last Reported | Mar 12, 2026 |
Location & Contact
| State | Arizona |
| City | PHOENIX |
| ZIP Code | 85012 |
| Address | 3800 N CENTRAL AVE STE 770 |
| Organization | WILLOW VALLEY WATER CO INC |
| Phone | 602-224-0711 |
Population & Service
| Population Served | 365 |
| Service Connections | 147 |
Drinking Water Violations (66)
This water system has 66 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, 2005 | — | MR | No | No | — | TT | — | Resolved | Nov 18, 2005 | — | |
| Oct 1, 2005 | Dec 31, 2005 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Nov 18, 2005 | — | |
| Jul 1, 2005 | — | Other | No | No | — | — | — | Resolved | Nov 18, 2005 | — | |
| Jul 1, 2005 | Sep 30, 2005 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 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 | — | 4.0 mg/L | — | Resolved | Jun 30, 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 | — | |
| 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 | — | 4.0 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Oct 31, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2004 | — | |
| Oct 1, 2004 | Oct 31, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2004 | — | |
| Jul 1, 2004 | — | Other | No | No | — | — | — | Resolved | Nov 18, 2005 | — | |
| Jul 1, 2004 | Jul 31, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2004 | — | |
| Jul 1, 2004 | Jul 31, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2004 | — | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2004 | — | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2004 | — | |
| Jul 1, 2004 | — | Other | No | No | — | — | — | Resolved | Nov 18, 2005 | — | |
| Jun 1, 2004 | Jun 30, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2004 | — | |
| Jun 1, 2004 | Jun 30, 2004 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2004 | — | |
| Apr 1, 2004 | Jun 30, 2004 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2004 | — | |
| Oct 1, 2003 | — | MR | No | No | — | TT | — | Resolved | Nov 18, 2005 | — | |
| Jul 1, 2003 | — | Other | No | No | — | — | — | Resolved | Nov 18, 2005 | — | |
| Oct 1, 2002 | — | MR | No | No | — | TT | — | Resolved | Nov 18, 2005 | — | |
| Jul 1, 2002 | — | Other | No | No | — | — | — | Resolved | May 9, 2003 | — | |
| Jul 1, 2002 | Jul 31, 2002 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2002 | — | |
| Jul 1, 2002 | Jul 31, 2002 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2002 | — | |
| Jun 1, 2002 | Jun 30, 2002 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2002 | — | |
| Jun 1, 2002 | Jun 30, 2002 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2002 | — | |
| Jun 1, 2002 | Jun 30, 2002 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2002 | — | |
| Jun 1, 2002 | Jun 30, 2002 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2002 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2001 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2001 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2001 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2001 | — | |
| Dec 1, 1999 | Dec 31, 1999 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1999 | — | |
| Dec 1, 1999 | Dec 31, 1999 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1999 | — | |
| Nov 1, 1999 | Nov 30, 1999 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 1999 | — | |
| Nov 1, 1999 | Nov 30, 1999 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 1999 | — | |
| Oct 1, 1999 | Oct 31, 1999 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 1999 | — | |
| Oct 1, 1999 | Oct 31, 1999 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 1999 | — | |
| Jan 31, 1988 | Jan 30, 1991 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Jan 30, 1991 | — | |
| Jan 31, 1988 | Jan 30, 1991 | MR | No | Yes | — | 0.002 mg/L | — | Archived | Jan 30, 1991 | — | |
| Jan 31, 1988 | Jan 30, 1991 | MR | No | Yes | — | 0.05 mg/L | — | Archived | Jan 30, 1991 | — | |
| Jan 31, 1988 | Jan 30, 1991 | MR | No | Yes | — | 4.0 mg/L | — | Archived | Jan 30, 1991 | — | |
| Jan 31, 1988 | Jan 30, 1991 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Jan 30, 1991 | — | |
| Jan 31, 1988 | Jan 30, 1991 | MR | No | Yes | — | 0.010 mg/L | — | Archived | Jan 30, 1991 | — | |
| Jan 31, 1988 | Jan 30, 1991 | MR | No | Yes | — | 2 mg/L | — | Archived | Jan 30, 1991 | — | |
| Jan 31, 1988 | Jan 30, 1991 | MR | No | Yes | — | 10 mg/L | — | Archived | Jan 30, 1991 | — |
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.