MAYHILL MDWCA
New Mexico — Community Water System — PWSID: NM3513819
System Information
| PWSID | NM3513819 |
| System Name | MAYHILL MDWCA |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 12, 1980 |
| Last Reported | Dec 3, 2025 |
Location & Contact
| State | New Mexico |
| City | MAYHILL |
| ZIP Code | 88339 |
| Address | — |
| Organization | SAMFORD, RAYMOND |
| Phone | 575-687-3986 |
Population & Service
| Population Served | 143 |
| Service Connections | 53 |
Drinking Water Violations (93)
This water system has 93 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2025 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 24, 2025 | Consumer Confidence Rule |
| Jul 1, 2025 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 24, 2025 | Consumer Confidence Rule |
| Nov 23, 2024 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 2, 2024 | Ground Water Rule |
| Nov 23, 2024 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 2, 2024 | Ground Water Rule |
| Nov 23, 2024 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 2, 2024 | Ground Water Rule |
| Nov 23, 2024 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 2, 2024 | Ground Water Rule |
| Nov 23, 2024 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Nov 26, 2024 | Ground Water Rule |
| Nov 23, 2024 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Nov 26, 2024 | Ground Water Rule |
| Nov 23, 2024 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Nov 26, 2024 | Ground Water Rule |
| Nov 23, 2024 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Nov 26, 2024 | Ground Water Rule |
| Oct 1, 2024 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 7, 2024 | Consumer Confidence Rule |
| Oct 1, 2024 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 7, 2024 | Consumer Confidence Rule |
| Apr 14, 2023 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jun 30, 2024 | Public Notice Rule and Revised PN Rule |
| Apr 14, 2023 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jun 30, 2024 | Public Notice Rule and Revised PN Rule |
| Aug 28, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Sep 30, 2022 | Public Notice Rule and Revised PN Rule |
| Jul 1, 2022 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Sep 26, 2022 | Consumer Confidence Rule |
| Jul 1, 2022 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Sep 26, 2022 | Consumer Confidence Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Unaddressed | — | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Unaddressed | — | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Unaddressed | — | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 9, 2022 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 9, 2022 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 9, 2022 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 9, 2022 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 9, 2022 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Mar 14, 2023 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Mar 14, 2023 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Oct 6, 2022 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Oct 6, 2022 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Oct 6, 2022 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Oct 6, 2022 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Oct 6, 2022 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 9, 2022 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 9, 2022 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 9, 2022 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 9, 2022 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Dec 9, 2022 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 10, 2023 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 10, 2023 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 10, 2023 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 10, 2023 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 10, 2023 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Mar 14, 2023 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Mar 14, 2023 | Ground Water Rule |
| Jan 7, 2022 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Mar 14, 2023 | Ground Water Rule |
| Aug 26, 2021 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Sep 22, 2021 | Ground Water Rule |
| Aug 26, 2021 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Sep 22, 2021 | Ground Water Rule |
| Aug 26, 2021 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Sep 22, 2021 | Ground Water Rule |
| Aug 26, 2021 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Sep 22, 2021 | Ground Water Rule |
| Jul 1, 2021 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Aug 27, 2021 | Consumer Confidence Rule |
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.