GW SAGUARO DIST WATER CO - RINCON
Arizona — Community Water System — PWSID: AZ0410144
System Information
| PWSID | AZ0410144 |
| System Name | GW SAGUARO DIST WATER CO - RINCON |
| 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 | Nov 17, 2025 |
Location & Contact
| State | Arizona |
| City | PHOENIX |
| ZIP Code | 85027 |
| Address | STE 220 |
| Organization | CORWIN, JON |
| Phone | 602-885-2791 |
Population & Service
| Population Served | 232 |
| Service Connections | 85 |
Drinking Water Violations (103)
This water system has 103 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2025 | Mar 31, 2025 | Fluoride | MCL | Yes | No | 4.2 MG/L | 4.0 mg/L | 4 | Resolved | Mar 31, 2025 | Inorganic Chemicals |
| Jan 1, 2025 | Mar 31, 2025 | Fluoride | MCL | Yes | No | 4.2 MG/L | 4.0 mg/L | 4 | Resolved | Mar 31, 2025 | Inorganic Chemicals |
| Jan 1, 2025 | Mar 31, 2025 | Fluoride | MCL | Yes | No | 4.2 MG/L | 4.0 mg/L | 4 | Resolved | Mar 31, 2025 | Inorganic Chemicals |
| Oct 1, 2024 | Dec 31, 2024 | Fluoride | MCL | Yes | No | 4.5 MG/L | 4.0 mg/L | 4 | Resolved | Dec 31, 2024 | Inorganic Chemicals |
| Oct 1, 2024 | Dec 31, 2024 | Fluoride | MCL | Yes | No | 4.5 MG/L | 4.0 mg/L | 4 | Resolved | Dec 31, 2024 | Inorganic Chemicals |
| Oct 1, 2024 | Dec 31, 2024 | Fluoride | MCL | Yes | No | 4.5 MG/L | 4.0 mg/L | 4 | Resolved | Dec 31, 2024 | Inorganic Chemicals |
| Oct 1, 2024 | Dec 31, 2024 | Fluoride | MCL | Yes | No | 4.5 MG/L | 4.0 mg/L | 4 | Resolved | Dec 31, 2024 | Inorganic Chemicals |
| Jul 1, 2024 | Sep 30, 2024 | Fluoride | MCL | Yes | No | 4.5 MG/L | 4.0 mg/L | 4 | Resolved | Sep 30, 2024 | Inorganic Chemicals |
| Jul 1, 2024 | Sep 30, 2024 | Fluoride | MCL | Yes | No | 4.5 MG/L | 4.0 mg/L | 4 | Resolved | Sep 30, 2024 | Inorganic Chemicals |
| Jul 1, 2024 | Sep 30, 2024 | Fluoride | MCL | Yes | No | 4.5 MG/L | 4.0 mg/L | 4 | Resolved | Sep 30, 2024 | Inorganic Chemicals |
| Jul 1, 2024 | Sep 30, 2024 | Fluoride | MCL | Yes | No | 4.5 MG/L | 4.0 mg/L | 4 | Resolved | Sep 30, 2024 | Inorganic Chemicals |
| Jul 1, 2024 | Sep 30, 2024 | Fluoride | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2024 | Inorganic Chemicals |
| Jul 1, 2024 | Sep 30, 2024 | Fluoride | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2024 | Inorganic Chemicals |
| Apr 1, 2024 | Jun 30, 2024 | Fluoride | MCL | Yes | No | 4.6 MG/L | 4.0 mg/L | 4 | Resolved | Jun 30, 2024 | Inorganic Chemicals |
| Apr 1, 2024 | Jun 30, 2024 | Fluoride | MCL | Yes | No | 4.6 MG/L | 4.0 mg/L | 4 | Resolved | Jun 30, 2024 | Inorganic Chemicals |
| Apr 1, 2024 | Jun 30, 2024 | Fluoride | MCL | Yes | No | 4.6 MG/L | 4.0 mg/L | 4 | Resolved | Jun 30, 2024 | Inorganic Chemicals |
| Apr 1, 2024 | Jun 30, 2024 | Fluoride | MCL | Yes | No | 4.6 MG/L | 4.0 mg/L | 4 | Resolved | Jun 30, 2024 | Inorganic Chemicals |
| Jan 1, 2024 | Mar 31, 2024 | Fluoride | MCL | Yes | No | 4.5 MG/L | 4.0 mg/L | 4 | Resolved | Mar 31, 2024 | Inorganic Chemicals |
| Jan 1, 2024 | Mar 31, 2024 | Fluoride | MCL | Yes | No | 4.5 MG/L | 4.0 mg/L | 4 | Resolved | Mar 31, 2024 | Inorganic Chemicals |
| Jan 1, 2024 | Mar 31, 2024 | Fluoride | MCL | Yes | No | 4.5 MG/L | 4.0 mg/L | 4 | Resolved | Mar 31, 2024 | Inorganic Chemicals |
| Jan 1, 2024 | Mar 31, 2024 | Fluoride | MCL | Yes | No | 4.5 MG/L | 4.0 mg/L | 4 | Resolved | Mar 31, 2024 | Inorganic Chemicals |
| Oct 1, 2023 | Dec 31, 2023 | Fluoride | MCL | Yes | No | 4.7 MG/L | 4.0 mg/L | 4 | Resolved | Dec 31, 2023 | Inorganic Chemicals |
| Oct 1, 2023 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Nov 1, 2023 | Lead and Copper Rule |
| Oct 1, 2023 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Nov 1, 2023 | Lead and Copper Rule |
| Oct 1, 2023 | Dec 31, 2023 | Fluoride | MCL | Yes | No | 4.7 MG/L | 4.0 mg/L | 4 | Resolved | Dec 31, 2023 | Inorganic Chemicals |
| Oct 1, 2023 | Dec 31, 2023 | Fluoride | MCL | Yes | No | 4.7 MG/L | 4.0 mg/L | 4 | Resolved | Dec 31, 2023 | Inorganic Chemicals |
| Oct 1, 2023 | Dec 31, 2023 | Fluoride | MCL | Yes | No | 4.7 MG/L | 4.0 mg/L | 4 | Resolved | Dec 31, 2023 | Inorganic Chemicals |
| Jul 1, 2023 | Sep 30, 2023 | Fluoride | MCL | Yes | No | 4.8 MG/L | 4.0 mg/L | 4 | Resolved | Sep 30, 2023 | Inorganic Chemicals |
| Jul 1, 2023 | Sep 30, 2023 | Fluoride | MCL | Yes | No | 4.8 MG/L | 4.0 mg/L | 4 | Resolved | Sep 30, 2023 | Inorganic Chemicals |
| Jul 1, 2023 | Sep 30, 2023 | Fluoride | MCL | Yes | No | 4.8 MG/L | 4.0 mg/L | 4 | Resolved | Sep 30, 2023 | Inorganic Chemicals |
| Jul 1, 2023 | Sep 30, 2023 | Fluoride | MCL | Yes | No | 4.8 MG/L | 4.0 mg/L | 4 | Resolved | Sep 30, 2023 | Inorganic Chemicals |
| Jul 1, 2023 | Sep 30, 2023 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2023 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2023 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2023 | Jun 30, 2023 | Fluoride | MCL | Yes | No | 4.9 MG/L | 4.0 mg/L | 4 | Resolved | Jun 30, 2023 | Inorganic Chemicals |
| Apr 1, 2023 | Jun 30, 2023 | Fluoride | MCL | Yes | No | 4.9 MG/L | 4.0 mg/L | 4 | Resolved | Jun 30, 2023 | Inorganic Chemicals |
| Apr 1, 2023 | Jun 30, 2023 | Fluoride | MCL | Yes | No | 4.9 MG/L | 4.0 mg/L | 4 | Resolved | Jun 30, 2023 | Inorganic Chemicals |
| Apr 1, 2023 | Jun 30, 2023 | Fluoride | MCL | Yes | No | 4.9 MG/L | 4.0 mg/L | 4 | Resolved | Jun 30, 2023 | Inorganic Chemicals |
| Jan 1, 2023 | Mar 31, 2023 | Fluoride | MCL | Yes | No | 5.1 MG/L | 4.0 mg/L | 4 | Resolved | Mar 31, 2023 | Inorganic Chemicals |
| Jan 1, 2023 | Mar 31, 2023 | Fluoride | MCL | Yes | No | 5.1 MG/L | 4.0 mg/L | 4 | Resolved | Mar 31, 2023 | Inorganic Chemicals |
| Jan 1, 2023 | Mar 31, 2023 | Fluoride | MCL | Yes | No | 5.1 MG/L | 4.0 mg/L | 4 | Resolved | Mar 31, 2023 | Inorganic Chemicals |
| Jan 1, 2023 | Mar 31, 2023 | Fluoride | MCL | Yes | No | 5.1 MG/L | 4.0 mg/L | 4 | Resolved | Mar 31, 2023 | Inorganic Chemicals |
| Oct 1, 2022 | Dec 31, 2022 | Fluoride | MCL | Yes | No | 5.1 MG/L | 4.0 mg/L | 4 | Resolved | Dec 31, 2022 | Inorganic Chemicals |
| Oct 1, 2022 | Dec 31, 2022 | Fluoride | MCL | Yes | No | 5.1 MG/L | 4.0 mg/L | 4 | Resolved | Dec 31, 2022 | Inorganic Chemicals |
| Oct 1, 2022 | Dec 31, 2022 | Fluoride | MCL | Yes | No | 5.1 MG/L | 4.0 mg/L | 4 | Resolved | Dec 31, 2022 | Inorganic Chemicals |
| Jul 1, 2022 | Sep 30, 2022 | Fluoride | MCL | Yes | No | 5.1 MG/L | 4.0 mg/L | 4 | Resolved | Sep 30, 2022 | Inorganic Chemicals |
| Jul 1, 2022 | Sep 30, 2022 | Fluoride | MCL | Yes | No | 5.1 MG/L | 4.0 mg/L | 4 | Resolved | Sep 30, 2022 | Inorganic Chemicals |
| Jul 1, 2022 | Sep 30, 2022 | Fluoride | MCL | Yes | No | 5.1 MG/L | 4.0 mg/L | 4 | Resolved | Sep 30, 2022 | Inorganic Chemicals |
| Apr 1, 2022 | Jun 30, 2022 | Fluoride | MCL | Yes | No | 4.8 MG/L | 4.0 mg/L | 4 | Resolved | Jun 30, 2022 | Inorganic Chemicals |
| Apr 1, 2022 | Jun 30, 2022 | Fluoride | MCL | Yes | No | 4.8 MG/L | 4.0 mg/L | 4 | Resolved | Jun 30, 2022 | Inorganic Chemicals |
| Apr 1, 2022 | Jun 30, 2022 | Fluoride | MCL | Yes | No | 4.8 MG/L | 4.0 mg/L | 4 | Resolved | Jun 30, 2022 | Inorganic Chemicals |
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.