WEST 15 DOMESTIC WATER ASSN
Washington — Community Water System — PWSID: WA5394650
System Information
| PWSID | WA5394650 |
| System Name | WEST 15 DOMESTIC WATER ASSN |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | OTHELLO |
| ZIP Code | 99344 |
| Address | 2219 W HATTON ROAD |
| Organization | WEST 15 DOMESTIC WATER ASSN |
| Phone | — |
Population & Service
| Population Served | 150 |
| Service Connections | 41 |
Drinking Water Violations (85)
This water system has 85 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 | — | Other | No | No | — | — | — | Resolved | Sep 26, 2025 | — | |
| Jan 1, 2025 | Jan 31, 2025 | MON | No | Yes | — | — | — | Resolved | Jan 31, 2025 | — | |
| Jul 1, 2022 | — | Other | No | No | — | — | — | Resolved | Aug 26, 2022 | — | |
| Jul 1, 2022 | Jul 31, 2022 | MON | No | Yes | — | — | — | Resolved | Jul 31, 2022 | — | |
| Jan 1, 2019 | — | MR | No | No | — | TT | — | Resolved | Jun 3, 2022 | — | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Mar 31, 2017 | — | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Mar 31, 2017 | — | |
| Oct 1, 2016 | Dec 31, 2016 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Oct 1, 2016 | Dec 31, 2016 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jul 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Jul 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Jul 1, 2011 | — | Other | No | No | — | — | — | Resolved | Aug 31, 2011 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.00005 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Apr 1, 2006 | Apr 30, 2006 | MR | No | No | — | 5% of samples | — | Archived | Apr 30, 2006 | — | |
| Jan 1, 2006 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | — | |
| Jan 1, 2006 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | — | |
| Jan 1, 2006 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | — | |
| Jan 1, 2006 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | — | |
| Jan 1, 2006 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | — | |
| Jan 1, 2006 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | — | |
| Jan 1, 2006 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | — | |
| Jan 1, 2006 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | — | |
| Jan 1, 2006 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | — | |
| Jan 1, 2006 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Oct 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 0.6 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 1999 | Jan 1, 2000 | MR | No | No | — | TT | — | Resolved | Jan 1, 2000 | — | |
| Jan 1, 1999 | Jan 1, 2000 | MR | No | No | — | TT | — | Resolved | Jan 1, 2000 | — | |
| Dec 1, 1998 | Dec 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Archived | Dec 31, 1998 | — | |
| Dec 1, 1998 | Dec 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Archived | Dec 31, 1998 | — | |
| Dec 1, 1998 | Dec 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Archived | Dec 31, 1998 | — |
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.