Lower Moencopi - Spring Source
Arizona — Community Water System — PWSID: 090400393
System Information
| PWSID | 090400393 |
| System Name | Lower Moencopi - Spring Source |
| 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 | Mar 25, 2026 |
Location & Contact
| State | Arizona |
| City | Tuba City |
| ZIP Code | 86045 |
| Address | P.O. Box 1709 |
| Organization | Village of Moencopi (Lower) |
| Phone | 9282835213 |
Population & Service
| Population Served | 465 |
| Service Connections | 8 |
Drinking Water Violations (434)
This water system has 434 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec 1, 2025 | — | MR | No | Yes | — | — | — | Unaddressed | — | — | |
| Nov 1, 2025 | Nov 30, 2025 | MON | No | Yes | — | — | — | Archived | Nov 30, 2025 | — | |
| Oct 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Archived | Sep 30, 2025 | — | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 10 mg/L | — | Archived | Dec 31, 2025 | — | |
| Oct 17, 2024 | — | RPT | No | No | — | — | — | Unaddressed | — | — | |
| Jul 1, 2024 | Sep 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Archived | Sep 30, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Archived | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Archived | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 10 mg/L | — | Archived | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 10 mg/L | — | Archived | Dec 31, 2024 | — | |
| Jul 1, 2023 | — | Other | No | No | — | — | — | Resolved | Aug 20, 2024 | — | |
| Jul 1, 2023 | — | Other | No | No | — | — | — | Resolved | Aug 20, 2024 | — | |
| Jul 1, 2023 | — | TT | Yes | No | — | — | — | Resolved | Aug 20, 2024 | — | |
| Jul 1, 2023 | — | TT | Yes | No | — | — | — | Resolved | Aug 20, 2024 | — | |
| Jul 1, 2023 | — | TT | Yes | No | — | — | — | Resolved | Aug 20, 2024 | — | |
| Jul 1, 2023 | — | TT | Yes | No | — | — | — | Resolved | Aug 20, 2024 | — | |
| Jul 1, 2023 | — | TT | Yes | No | — | — | — | Resolved | Aug 20, 2024 | — | |
| Jul 1, 2023 | — | Other | No | No | — | — | — | Resolved | Aug 20, 2024 | — | |
| Jul 1, 2023 | — | TT | Yes | No | — | — | — | Resolved | Aug 20, 2024 | — | |
| Jul 1, 2023 | — | Other | No | No | — | — | — | Resolved | Aug 20, 2024 | — | |
| Jul 1, 2023 | — | TT | Yes | No | — | — | — | Resolved | Aug 20, 2024 | — | |
| Jul 1, 2023 | — | TT | Yes | No | — | — | — | Resolved | Aug 20, 2024 | — | |
| Jul 1, 2023 | — | Other | No | No | — | — | — | Resolved | Aug 20, 2024 | — | |
| Jul 1, 2023 | — | TT | Yes | No | — | — | — | Resolved | Aug 20, 2024 | — | |
| Jul 1, 2023 | — | TT | Yes | No | — | — | — | Resolved | Aug 20, 2024 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 1 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.010 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | — | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.07 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Dec 31, 2025 | — | |
| 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 | — | 0.2 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.07 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.2 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Archived | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.5 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.6 mg/L | — | Archived | Dec 31, 2025 | — | |
| 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 | — | 0.0004 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.007 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Archived | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.006 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.1 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.