MAYER DWID
Arizona — Community Water System — PWSID: AZ0413039
System Information
| PWSID | AZ0413039 |
| System Name | MAYER DWID |
| 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 | CHINO VALLEY |
| ZIP Code | 86323 |
| Address | 2330 W GAMBELS RIDGE DR |
| Organization | POSTEMA, JERALD A |
| Phone | 602-614-6912 |
Population & Service
| Population Served | 1,400 |
| Service Connections | 636 |
Drinking Water Violations (342)
This water system has 342 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 | Nov 13, 2025 | — | |
| Oct 2, 2025 | — | Other | No | No | — | — | — | Resolved | Nov 13, 2025 | — | |
| Oct 1, 2025 | Oct 31, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Archived | Oct 31, 2025 | — | |
| Sep 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2025 | — | |
| Sep 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 10 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 10 mg/L | — | Archived | Sep 30, 2025 | — | |
| Oct 1, 2024 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Oct 1, 2024 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| 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 | — | 0.010 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 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Sep 1, 2024 | Sep 30, 2024 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2024 | — | |
| Sep 1, 2024 | Sep 30, 2024 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2024 | — | |
| Sep 1, 2024 | Sep 30, 2024 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2024 | — | |
| Sep 1, 2024 | Sep 30, 2024 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2024 | — | |
| 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 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Oct 2, 2023 | — | Other | No | No | — | — | — | Resolved | Oct 24, 2023 | — | |
| Oct 2, 2023 | — | Other | No | No | — | — | — | Resolved | Oct 24, 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 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Jun 30, 2022 | — | |
| Apr 1, 2022 | Jun 30, 2022 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Jun 30, 2022 | — | |
| Jan 1, 2022 | Aug 31, 2022 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2022 | — | |
| Jan 1, 2022 | Aug 31, 2022 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2022 | — | |
| Jan 1, 2022 | Aug 31, 2022 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2022 | — | |
| Jan 1, 2022 | Aug 31, 2022 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2022 | — |
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.