Thorp Arco AM/PM
Washington — Transient Non-Community — PWSID: WA53AC250
System Information
| PWSID | WA53AC250 |
| System Name | Thorp Arco AM/PM |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 6, 2009 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Moses Lake |
| ZIP Code | 98837 |
| Address | PO Box 5160 |
| Organization | Thorp Arco AM/PM |
| Phone | — |
Population & Service
| Population Served | 500 |
| Service Connections | 1 |
Drinking Water Violations (10)
This water system has 10 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2025 | Aug 31, 2025 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2025 | — | |
| Jun 1, 2020 | Jun 30, 2020 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2020 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Feb 1, 2019 | Feb 28, 2019 | MON | No | Yes | — | — | — | Resolved | Feb 28, 2019 | — | |
| Oct 1, 2018 | Oct 31, 2018 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2018 | — | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Oct 1, 2017 | Oct 31, 2017 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2017 | — | |
| Sep 1, 2012 | Sep 30, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2012 | — | |
| Nov 1, 2011 | Nov 30, 2011 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2011 | — | |
| Jan 1, 2010 | Dec 31, 2010 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2010 | — |
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.