NOGALES CITY OF
Arizona - Community Water System - PWSID: AZ0412004
System Information
| PWSID | AZ0412004 |
| System Name | NOGALES CITY OF |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Oct 5, 1979 |
| Last Reported | Mar 12, 2026 |
Location & Contact
| State | Arizona |
| City | NOGALES |
| ZIP Code | 85621 |
| Address | 3037 NORTH PARK CIRCLE |
| Organization | ARTANA, RUBEN |
| Phone | 520-287-6571 |
Population & Service
| Population Served | 22,000 |
| Service Connections | 5,400 |
Drinking Water Violations (1,958)
This water system has 1,958 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, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Jul 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Jul 31, 2025 | - | |
| Jul 1, 2025 | Jul 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Jul 31, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | 10 mg/L | - | Archived | Sep 30, 2025 | - | |
| Dec 20, 2024 | - | Other | No | No | - | - | - | Resolved | Feb 6, 2025 | - | |
| Dec 20, 2024 | - | Other | No | No | - | - | - | Resolved | Feb 6, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Addressed | - | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Addressed | - | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Addressed | - | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Addressed | - | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Addressed | - | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Addressed | - | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Addressed | - | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Addressed | - | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Apr 28, 2024 | - | Other | No | No | - | - | - | Resolved | Jun 19, 2024 | - | |
| Apr 28, 2024 | - | Other | No | No | - | - | - | Resolved | Jun 19, 2024 | - | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jul 1, 2023 | - | RPT | No | No | - | - | - | Resolved | Aug 18, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Jul 1, 2023 | - | RPT | No | No | - | - | - | Resolved | Aug 18, 2023 | - | |
| Jul 1, 2023 | - | RPT | No | No | - | - | - | Resolved | Aug 18, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 30, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2023 | - |
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.