Ramah-Sunset Valley RNUA
New Mexico - Community Water System - PWSID: NN3500279
System Information
| PWSID | NN3500279 |
| System Name | Ramah-Sunset Valley RNUA |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 2, 1984 |
| Last Reported | Dec 31, 2025 |
Location & Contact
| State | New Mexico |
| City | Pinehill |
| ZIP Code | 87357 |
| Address | PO Box 207 |
| Organization | Ramah Navajo School Board, Inc. |
| Phone | 5057750137 |
Population & Service
| Population Served | 294 |
| Service Connections | 78 |
Drinking Water Violations (553)
This water system has 553 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 2025 | Sep 30, 2025 | MON | No | Yes | - | - | - | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Jun 1, 2025 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| May 1, 2025 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Apr 1, 2025 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Mar 1, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Mar 1, 2025 | Mar 31, 2025 | MON | No | Yes | - | - | - | Archived | Mar 31, 2025 | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | May 9, 2025 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 1 mg/L | - | Archived | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 10 mg/L | - | Archived | Dec 31, 2024 | - | |
| Jul 1, 2022 | - | Other | No | No | - | - | - | Resolved | Dec 28, 2022 | - | |
| Feb 1, 2022 | - | Other | No | No | - | - | - | Resolved | Jul 24, 2023 | - | |
| Feb 1, 2022 | Feb 28, 2022 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2022 | - | |
| Feb 1, 2022 | - | Other | No | No | - | - | - | Resolved | Jul 24, 2023 | - | |
| Jan 1, 2022 | Jan 31, 2022 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2022 | - | |
| Jan 1, 2022 | - | Other | No | No | - | - | - | Resolved | Jul 24, 2023 | - | |
| Jan 1, 2022 | - | Other | No | No | - | - | - | Resolved | Jul 24, 2023 | - | |
| Nov 1, 2021 | Nov 30, 2021 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2021 | - | |
| Oct 1, 2021 | Oct 31, 2021 | MON | No | Yes | - | - | - | Resolved | Oct 31, 2021 | - | |
| Sep 1, 2021 | Sep 30, 2021 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2021 | - | |
| Sep 1, 2021 | Sep 30, 2021 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2021 | - | |
| Sep 1, 2021 | Sep 30, 2021 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2021 | - | |
| Sep 1, 2021 | Sep 30, 2021 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2021 | - | |
| Aug 1, 2021 | Aug 31, 2021 | MON | No | Yes | - | - | - | Resolved | Aug 31, 2021 | - | |
| Aug 1, 2021 | Aug 31, 2021 | MON | No | Yes | - | - | - | Resolved | Aug 31, 2021 | - | |
| Aug 1, 2021 | Aug 31, 2021 | MON | No | Yes | - | - | - | Resolved | Aug 31, 2021 | - | |
| Aug 1, 2021 | Aug 31, 2021 | MON | No | Yes | - | - | - | Resolved | Aug 31, 2021 | - | |
| Jul 1, 2021 | - | Other | No | No | - | - | - | Resolved | Mar 23, 2022 | - | |
| Jul 1, 2021 | Jul 31, 2021 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2021 | - | |
| Jul 1, 2021 | - | Other | No | No | - | - | - | Resolved | Mar 23, 2022 | - | |
| Jul 1, 2021 | - | Other | No | No | - | - | - | Resolved | Mar 23, 2022 | - | |
| Jul 1, 2021 | Jul 31, 2021 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2021 | - | |
| Jul 1, 2021 | Jul 31, 2021 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2021 | - | |
| Jul 1, 2021 | Jul 31, 2021 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2021 | - | |
| Jun 1, 2021 | - | RPT | No | No | - | - | - | Resolved | Aug 20, 2021 | - | |
| May 1, 2021 | - | RPT | No | No | - | - | - | Resolved | Aug 20, 2021 | - | |
| Apr 1, 2021 | - | RPT | No | No | - | - | - | Resolved | Aug 19, 2021 | - | |
| Mar 1, 2021 | Mar 31, 2021 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2021 | - | |
| Feb 1, 2021 | Feb 28, 2021 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2021 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Dec 1, 2020 | - | RPT | No | No | - | - | - | Resolved | Feb 2, 2021 | - | |
| Nov 1, 2020 | - | RPT | No | No | - | - | - | Resolved | Feb 2, 2021 | - | |
| Oct 1, 2020 | - | RPT | No | No | - | - | - | Resolved | Feb 2, 2021 | - | |
| Sep 1, 2020 | - | RPT | No | No | - | - | - | Resolved | Oct 23, 2020 | - |
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.