Pinehill Community and School
New Mexico - Community Water System - PWSID: NN3500250
System Information
| PWSID | NN3500250 |
| System Name | Pinehill Community and School |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 09 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Feb 2, 1984 |
| Last Reported | Jun 23, 2026 |
Location & Contact
| State | New Mexico |
| City | Tonalea |
| ZIP Code | 86044 |
| Address | PO Box 10010 |
| Organization | BIA NaaTsis'Aan Community School |
| Phone | - |
Population & Service
| Population Served | 1,007 |
| Service Connections | 267 |
Drinking Water Violations (742)
This water system has 742 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 | - | - | - | Resolved | Sep 25, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Sep 30, 2025 | - | |
| Jun 1, 2025 | - | RPT | No | No | - | - | - | Resolved | Jul 7, 2025 | - | |
| Jun 1, 2025 | - | RPT | No | No | - | - | - | Resolved | Jul 7, 2025 | - | |
| May 1, 2025 | May 31, 2025 | MON | No | Yes | - | - | - | Resolved | May 31, 2025 | - | |
| May 1, 2025 | - | RPT | No | No | - | - | - | Resolved | Jul 7, 2025 | - | |
| May 1, 2025 | - | RPT | No | No | - | - | - | Resolved | Jul 7, 2025 | - | |
| May 1, 2025 | - | Other | No | No | - | - | - | Resolved | Sep 25, 2025 | - | |
| May 1, 2025 | May 31, 2025 | MON | No | Yes | - | - | - | Resolved | May 31, 2025 | - | |
| Apr 1, 2025 | Apr 30, 2025 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Jun 30, 2025 | - | |
| Apr 1, 2025 | Apr 30, 2025 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2025 | - | |
| Apr 1, 2025 | - | Other | No | No | - | - | - | Resolved | Sep 25, 2025 | - | |
| Apr 1, 2025 | - | RPT | No | No | - | - | - | Resolved | Jul 7, 2025 | - | |
| Apr 1, 2025 | - | RPT | No | No | - | - | - | Resolved | Jul 7, 2025 | - | |
| Mar 1, 2025 | - | Other | No | No | - | - | - | Resolved | Sep 25, 2025 | - | |
| Mar 1, 2025 | - | Other | No | No | - | - | - | Resolved | Sep 25, 2025 | - | |
| Mar 1, 2025 | Mar 31, 2025 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2025 | - | |
| Dec 1, 2024 | - | RPT | No | No | - | - | - | Resolved | Feb 14, 2025 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Sep 1, 2024 | - | Other | No | No | - | - | - | Resolved | Oct 9, 2025 | - | |
| Sep 1, 2024 | - | Other | No | No | - | - | - | Resolved | Oct 9, 2025 | - | |
| Sep 1, 2024 | Sep 30, 2024 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2024 | - | |
| Aug 1, 2024 | Aug 31, 2024 | MON | No | Yes | - | - | - | Resolved | Aug 31, 2024 | - | |
| Aug 1, 2024 | - | Other | No | No | - | - | - | Resolved | Oct 9, 2025 | - | |
| Aug 1, 2024 | - | Other | No | No | - | - | - | Resolved | Oct 9, 2025 | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Jul 9, 2025 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2024 | - | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2024 | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Jul 9, 2025 | - | |
| Jun 1, 2024 | Jun 30, 2024 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2024 | - | |
| Jun 1, 2024 | Jun 30, 2024 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2024 | - | |
| Jun 1, 2024 | Jun 30, 2024 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2024 | - | |
| Jun 1, 2024 | - | Other | No | No | - | - | - | Resolved | Oct 9, 2025 | - | |
| Jun 1, 2024 | - | Other | No | No | - | - | - | Resolved | Oct 9, 2025 | - | |
| May 1, 2024 | - | Other | No | No | - | - | - | Resolved | Oct 9, 2025 | - | |
| May 1, 2024 | May 31, 2024 | MON | No | Yes | - | - | - | Resolved | May 31, 2024 | - | |
| May 1, 2024 | May 31, 2024 | MON | No | Yes | - | - | - | Resolved | May 31, 2024 | - | |
| May 1, 2024 | - | Other | No | No | - | - | - | Resolved | Oct 9, 2025 | - | |
| May 1, 2024 | May 31, 2024 | MON | No | Yes | - | - | - | Resolved | May 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2024 | - |
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.