SPANISH TRAIL WATER COMPANY
Arizona - Community Water System - PWSID: AZ0410127
System Information
| PWSID | AZ0410127 |
| System Name | SPANISH TRAIL WATER COMPANY |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| 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 | TUCSON |
| ZIP Code | 85754 |
| Address | PO BOX 85160 |
| Organization | SPANISH TRAIL WATER COMPANY |
| Phone | 520-624-1460 |
Population & Service
| Population Served | 3,822 |
| Service Connections | 1,566 |
Drinking Water Violations (228)
This water system has 228 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, 2024 | Jul 31, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jul 31, 2024 | - | |
| Jul 1, 2024 | Jul 31, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jul 31, 2024 | - | |
| Aug 12, 2023 | - | MR | No | No | - | TT | - | Resolved | Nov 2, 2023 | - | |
| Aug 12, 2023 | - | MR | No | No | - | TT | - | Resolved | Nov 2, 2023 | - | |
| Oct 2, 2022 | - | Other | No | No | - | - | - | Resolved | Jan 4, 2023 | - | |
| Oct 2, 2022 | - | Other | No | No | - | - | - | Resolved | Jan 4, 2023 | - | |
| Apr 2, 2022 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2022 | - | |
| Apr 2, 2022 | - | Other | No | No | - | - | - | Resolved | Jun 3, 2022 | - | |
| Aug 1, 2021 | Jul 31, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jul 31, 2022 | - | |
| Aug 1, 2021 | Jul 31, 2022 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jul 31, 2022 | - | |
| Aug 1, 2021 | Jul 31, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jul 31, 2022 | - | |
| Aug 1, 2021 | Jul 31, 2022 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jul 31, 2022 | - | |
| Aug 1, 2021 | Jul 31, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jul 31, 2022 | - | |
| Aug 1, 2021 | Jul 31, 2022 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jul 31, 2022 | - | |
| Jan 1, 2021 | Jul 31, 2021 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jul 31, 2021 | - | |
| Jan 1, 2021 | Mar 31, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2021 | - | |
| Jan 1, 2021 | Jul 31, 2021 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jul 31, 2021 | - | |
| Jan 1, 2021 | Mar 31, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2021 | - | |
| Jan 1, 2021 | Jul 31, 2021 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jul 31, 2021 | - | |
| Jan 1, 2021 | Mar 31, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2021 | - | |
| Jan 1, 2021 | Jul 31, 2021 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jul 31, 2021 | - | |
| Jan 1, 2021 | Jul 31, 2021 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jul 31, 2021 | - | |
| Jan 1, 2021 | Jul 31, 2021 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jul 31, 2021 | - | |
| Mar 1, 2020 | - | RPT | No | No | - | - | - | Resolved | Apr 20, 2020 | - | |
| Mar 1, 2020 | - | RPT | No | No | - | - | - | Resolved | Apr 20, 2020 | - | |
| Jul 1, 2018 | - | Other | No | No | - | - | - | Resolved | Jul 16, 2018 | - | |
| Jul 1, 2018 | - | Other | No | No | - | - | - | Resolved | Jul 16, 2018 | - | |
| Jan 1, 2015 | Jan 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2015 | - | |
| Jan 1, 2015 | Jan 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2015 | - | |
| Dec 1, 2014 | Dec 31, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2014 | - | |
| Dec 1, 2014 | Dec 31, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Oct 31, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2014 | - | |
| Oct 1, 2014 | Oct 31, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2014 | - | |
| Jul 1, 2013 | - | Other | No | No | - | - | - | Resolved | Sep 24, 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 | - | |
| Oct 1, 2012 | - | Other | No | No | - | - | - | Resolved | Sep 24, 2013 | - | |
| Jul 1, 2012 | - | Other | No | No | - | - | - | Resolved | Sep 24, 2013 | - | |
| Nov 1, 2009 | Nov 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2009 | - | |
| Nov 1, 2009 | Nov 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2009 | - | |
| Jun 1, 2009 | Jun 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2009 | - | |
| Jun 1, 2009 | Jun 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2009 | - | |
| Oct 1, 2005 | - | MR | No | No | - | TT | - | Resolved | Dec 6, 2006 | - | |
| Jul 1, 2005 | - | Other | No | No | - | - | - | Resolved | Jul 13, 2005 | - | |
| Oct 1, 2004 | - | MR | No | No | - | TT | - | Resolved | Aug 24, 2006 | - | |
| Aug 1, 2004 | Aug 31, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2004 | - | |
| Jul 1, 2004 | - | Other | No | No | - | - | - | Resolved | Jul 8, 2004 | - | |
| Jul 1, 2003 | Jul 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2003 | - | |
| Dec 1, 2002 | Dec 31, 2002 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2002 | - | |
| Oct 1, 2002 | - | MR | No | No | - | TT | - | Resolved | Aug 24, 2006 | - |
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.