Westshore Water Company
Washington — Community Water System — PWSID: WA5356143
System Information
| PWSID | WA5356143 |
| System Name | Westshore Water Company |
| 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 | Nov 23, 1994 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | MOSES LAKE |
| ZIP Code | 98837 |
| Address | PO BOX 274 |
| Organization | Westshore Water Company |
| Phone | — |
Population & Service
| Population Served | 153 |
| Service Connections | 50 |
Drinking Water Violations (12)
This water system has 12 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2023 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2022 | — | MR | No | No | — | TT | — | Resolved | Oct 7, 2025 | — | |
| Jan 1, 2014 | Dec 31, 2016 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2014 | Dec 31, 2016 | MR | No | Yes | — | 0.00005 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2012 | — | MR | No | No | — | TT | — | Resolved | May 9, 2015 | — | |
| Jan 1, 2011 | — | MR | No | No | — | TT | — | Resolved | May 9, 2015 | — | |
| Jan 1, 1999 | Oct 1, 2000 | MR | No | No | — | TT | — | Resolved | Oct 1, 2000 | — | |
| Nov 1, 1997 | Nov 30, 1997 | MR | No | Yes | — | 5% of samples | — | Archived | Nov 30, 1997 | — | |
| Apr 1, 1995 | Apr 30, 1995 | MR | No | Yes | — | 5% of samples | — | Archived | Apr 30, 1995 | — | |
| — | — | — | No | No | — | — | — | — | — | — |
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.