SAN POIL
Washington - Non-Transient Non-Community - PWSID: 105338123
System Information
| PWSID | 105338123 |
| System Name | SAN POIL |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Nov 13, 2024 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Washington |
| City | NESPELEM |
| ZIP Code | 99155 |
| Address | PO BOX 150 |
| Organization | SPENCER, STANFORD |
| Phone | 509-634-2139 |
Population & Service
| Population Served | 86 |
| Service Connections | 1 |
Drinking Water Violations (109)
This water system has 109 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 | Sep 30, 2025 | MR | No | Yes | - | 0.00000003 mg/L | - | Resolved | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | 0.00000003 mg/L | - | Resolved | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Archived | Sep 30, 2025 | - | |
| Jul 1, 2025 | - | MR | No | No | - | TT | - | Resolved | Sep 7, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.0005 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.0005 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.00005 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.00005 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 10 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.02 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.02 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.075 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.007 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.5 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.5 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.075 mg/L | - | Resolved | Jun 30, 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.