GRAHAM COUNTY UTILITIES-FORT THOMAS
Arizona - Community Water System - PWSID: AZ0405001
System Information
| PWSID | AZ0405001 |
| System Name | GRAHAM COUNTY UTILITIES-FORT THOMAS |
| 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 | PIMA |
| ZIP Code | 85543 |
| Address | 9 W Center St. |
| Organization | BRYCE, JOSHUA |
| Phone | 928-485-2451 |
Population & Service
| Population Served | 452 |
| Service Connections | 187 |
Drinking Water Violations (155)
This water system has 155 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 2, 2025 | - | Other | No | No | - | - | - | Resolved | Oct 9, 2025 | - | |
| Oct 2, 2025 | - | Other | No | No | - | - | - | Resolved | Oct 9, 2025 | - | |
| Jul 1, 2025 | - | Other | No | No | - | - | - | Resolved | Oct 9, 2025 | - | |
| Jul 1, 2025 | - | Other | No | No | - | - | - | Resolved | Oct 9, 2025 | - | |
| Oct 2, 2023 | - | Other | No | No | - | - | - | Resolved | Oct 10, 2023 | - | |
| Oct 2, 2023 | - | Other | No | No | - | - | - | Resolved | Oct 10, 2023 | - | |
| Jan 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Jan 19, 2023 | - | |
| Jan 1, 2023 | - | MR | No | No | - | TT | - | Resolved | Jan 19, 2023 | - | |
| Oct 2, 2021 | - | Other | No | No | - | - | - | Resolved | Oct 28, 2021 | - | |
| Oct 2, 2021 | - | Other | No | No | - | - | - | Resolved | Oct 28, 2021 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Aug 1, 2021 | - | RPT | No | No | - | - | - | Resolved | Oct 1, 2021 | - | |
| Aug 1, 2021 | - | RPT | No | No | - | - | - | Resolved | Oct 1, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2021 | - | |
| Apr 1, 2021 | Jun 30, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2021 | - | |
| Apr 1, 2021 | Jun 30, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2021 | - | |
| Jan 1, 2021 | Mar 31, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2021 | - | |
| Jan 1, 2021 | Mar 31, 2021 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2021 | - | |
| Oct 2, 2020 | - | Other | No | No | - | - | - | Resolved | Oct 27, 2021 | - | |
| Oct 2, 2020 | - | Other | No | No | - | - | - | Resolved | Oct 27, 2021 | - | |
| Oct 1, 2020 | Dec 31, 2020 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2020 | - | |
| Oct 1, 2020 | Dec 31, 2020 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2020 | - | |
| Oct 1, 2020 | Dec 31, 2020 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2020 | - | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2020 | - | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2020 | - | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2020 | - | |
| Jul 1, 2019 | - | Other | No | No | - | - | - | Resolved | Jul 24, 2019 | - | |
| Jul 1, 2019 | - | Other | No | No | - | - | - | Resolved | Jul 24, 2019 | - | |
| Feb 1, 2019 | - | RPT | No | No | - | - | - | Resolved | Mar 18, 2019 | - | |
| Feb 1, 2019 | - | RPT | No | No | - | - | - | Resolved | Mar 18, 2019 | - | |
| Nov 3, 2017 | - | MR | No | No | - | TT | - | Resolved | Jan 19, 2018 | - | |
| Nov 3, 2017 | - | MR | No | No | - | TT | - | Resolved | Jan 19, 2018 | - | |
| Nov 3, 2017 | - | MR | No | No | - | TT | - | Resolved | Jan 19, 2018 | - | |
| Oct 1, 2016 | Dec 31, 2016 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2016 | - | |
| Oct 1, 2016 | Dec 31, 2016 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2016 | - | |
| Apr 1, 2016 | Jun 30, 2016 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2016 | - | |
| Jan 1, 2016 | Jan 31, 2016 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2016 | - | |
| Jan 1, 2016 | Jan 31, 2016 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2016 | - | |
| Oct 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2015 | - | |
| May 1, 2015 | May 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2015 | - | |
| May 1, 2015 | May 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2015 | - | |
| Nov 1, 2014 | Nov 30, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2014 | - | |
| Nov 1, 2014 | Nov 30, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2014 | - | |
| Aug 1, 2014 | Aug 31, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2014 | - | |
| Aug 1, 2014 | Aug 31, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2014 | - | |
| Jul 1, 2014 | Sep 30, 2014 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2014 | - | |
| Jul 1, 2014 | - | Other | No | No | - | - | - | Resolved | Jul 15, 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.