TUCSON MEDICAL CENTER
Arizona — Non-Transient Non-Community — PWSID: AZ0420213
System Information
| PWSID | AZ0420213 |
| System Name | TUCSON MEDICAL CENTER |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Mixed |
| 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 | 85712 |
| Address | 5301 E. Grant Rd. |
| Organization | SAMANIEGO, HECTOR |
| Phone | 520-324-3723 |
Population & Service
| Population Served | 3,000 |
| Service Connections | 2 |
Drinking Water Violations (158)
This water system has 158 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 2025 | Sep 30, 2025 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2025 | — | |
| Sep 1, 2025 | Sep 30, 2025 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2025 | — | |
| Sep 1, 2025 | Sep 30, 2025 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2025 | — | |
| Jul 2, 2025 | — | RPT | No | No | — | — | — | Unaddressed | — | — | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Nov 24, 2025 | — | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Nov 24, 2025 | — | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Nov 24, 2025 | — | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Nov 24, 2025 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Nov 15, 2024 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Nov 15, 2024 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Nov 15, 2024 | — | |
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Resolved | Nov 15, 2024 | — | |
| Oct 17, 2024 | — | TT | Yes | No | — | — | — | Resolved | Nov 15, 2024 | — | |
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Resolved | Nov 15, 2024 | — | |
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Resolved | Nov 15, 2024 | — | |
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Resolved | Nov 15, 2024 | — | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jun 1, 2022 | — | RPT | No | No | — | — | — | Resolved | Aug 24, 2022 | — | |
| Jun 1, 2022 | — | RPT | No | No | — | — | — | Resolved | Aug 24, 2022 | — | |
| Sep 11, 2020 | — | MR | No | No | — | TT | — | Resolved | Sep 22, 2020 | — | |
| Sep 11, 2020 | — | MR | No | No | — | TT | — | Resolved | Sep 22, 2020 | — | |
| Jan 1, 2019 | — | RPT | No | No | — | — | — | Resolved | Feb 15, 2019 | — | |
| Jan 1, 2019 | — | RPT | No | No | — | — | — | Resolved | Feb 15, 2019 | — | |
| Nov 3, 2017 | — | MR | No | No | — | TT | — | Resolved | Apr 12, 2018 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 14, 2017 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 14, 2017 | — | |
| Dec 1, 2015 | Dec 31, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2015 | — | |
| Dec 1, 2015 | Dec 31, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2015 | — | |
| Nov 1, 2015 | Nov 30, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2015 | — | |
| Nov 1, 2015 | Nov 30, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2015 | — | |
| Oct 1, 2015 | Dec 31, 2015 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2015 | — | |
| Oct 1, 2015 | Sep 30, 2016 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Oct 1, 2015 | Sep 30, 2016 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Oct 1, 2015 | Sep 30, 2016 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Oct 1, 2015 | Sep 30, 2016 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Aug 1, 2015 | Aug 31, 2015 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2015 | — | |
| Aug 1, 2015 | Aug 31, 2015 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2015 | — | |
| Mar 1, 2015 | Mar 31, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2015 | — | |
| Mar 1, 2015 | Mar 31, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2015 | — | |
| 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 | — | |
| Jul 1, 2014 | Sep 30, 2014 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2014 | — | |
| Jul 1, 2014 | Jul 31, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2014 | — | |
| Jul 1, 2014 | Sep 30, 2014 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2014 | — | |
| Jul 1, 2014 | Jul 31, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2014 | — | |
| Feb 1, 2014 | Feb 28, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2014 | — | |
| Feb 1, 2014 | Feb 28, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2014 | — | |
| Oct 1, 2013 | — | MR | No | No | — | TT | — | Resolved | Oct 1, 2014 | — | |
| Oct 1, 2013 | — | MR | No | No | — | TT | — | Resolved | Oct 1, 2014 | — |
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.