Hopi High School - BIA
Arizona - Community Water System - PWSID: 090400395
System Information
| PWSID | 090400395 |
| System Name | Hopi High School - BIA |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 09 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Feb 2, 1984 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Arizona |
| City | Keams Canyon |
| ZIP Code | 86043 |
| Address | P.O. Box 337 |
| Organization | Hopi High School |
| Phone | 9287381440 |
Population & Service
| Population Served | 1,005 |
| Service Connections | 58 |
Drinking Water Violations (335)
This water system has 335 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 21, 2025 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | 4.9 MG/L | 4.0 mg/L | - | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | .014 MG/L | 0.010 mg/L | - | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Dec 31, 2025 | - | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | 4.9 MG/L | 4.0 mg/L | - | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 1, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Archived | Sep 1, 2025 | - | |
| Jul 1, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Archived | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Archived | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Jun 30, 2025 | - | |
| Feb 1, 2025 | Feb 28, 2025 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2025 | - | |
| Feb 1, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Feb 1, 2025 | Feb 28, 2025 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2025 | - | |
| Feb 1, 2025 | Feb 28, 2025 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2025 | - | |
| Jan 1, 2025 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jan 1, 2025 | Mar 31, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Archived | Mar 31, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Mar 31, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 10 mg/L | - | Archived | Dec 31, 2025 | - | |
| Nov 16, 2024 | - | RPT | No | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Archived | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Dec 31, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Dec 31, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Jun 30, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 10 mg/L | - | Archived | Dec 31, 2024 | - | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Dec 31, 2023 | - | |
| Aug 1, 2023 | - | RPT | No | No | - | - | - | Resolved | Sep 14, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MCL | Yes | No | .014 MG/L | 0.010 mg/L | - | Archived | Sep 30, 2023 | - | |
| Jul 1, 2023 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Aug 2, 2023 | - | |
| Jul 1, 2023 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Sep 30, 2023 | - | |
| Jul 1, 2023 | Jul 31, 2023 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2023 | - | |
| Jun 1, 2023 | - | Other | No | No | - | - | - | Resolved | Oct 27, 2022 | - | |
| Jun 1, 2023 | Jun 30, 2023 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2023 | - | |
| May 1, 2023 | - | RPT | No | No | - | - | - | Resolved | Jun 20, 2023 | - | |
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Jun 30, 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 | - | 0.010 mg/L | - | Archived | Jun 30, 2023 | - | |
| Apr 1, 2023 | - | RPT | No | No | - | - | - | Resolved | Jun 20, 2023 | - | |
| Mar 1, 2023 | - | Other | No | No | - | - | - | Unaddressed | - | - | |
| Mar 1, 2023 | - | RPT | No | No | - | - | - | Resolved | Jun 20, 2023 | - | |
| Jan 14, 2023 | - | TT | Yes | No | - | - | - | Unaddressed | - | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.002 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 2 mg/L | - | Archived | Dec 31, 2025 | - |
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.