JR SIMPLOT CO
Washington — Non-Transient Non-Community — PWSID: WA5311174
System Information
| PWSID | WA5311174 |
| System Name | JR SIMPLOT CO |
| System Type | Non-Transient Non-Community |
| 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 | Dec 11, 2025 |
Location & Contact
| State | Washington |
| City | Moses Lake |
| ZIP Code | 98837 |
| Address | 14124 Wheeler Rd NE |
| Organization | JR SIMPLOT CO |
| Phone | — |
Population & Service
| Population Served | 365 |
| Service Connections | 11 |
Drinking Water Violations (55)
This water system has 55 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, 2020 | Dec 31, 2022 | Fluoride | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2022 | Inorganic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2022 | Arsenic Rule |
| Jan 1, 2020 | Dec 31, 2022 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2022 | Inorganic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Nickel | MR | No | Yes | — | — | — | Resolved | Dec 31, 2022 | Inorganic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Barium | MR | No | Yes | — | 2 mg/L | — | Resolved | Dec 31, 2022 | Inorganic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2022 | Nitrate Rule |
| Jan 1, 2020 | Dec 31, 2022 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2022 | Inorganic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2022 | Inorganic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Thallium, Total | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2022 | Inorganic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Beryllium, Total | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2022 | Inorganic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Mercury | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2022 | Inorganic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | CYANIDE | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2022 | Inorganic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2022 | Inorganic Chemicals |
| Jan 1, 2020 | Dec 31, 2020 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2020 | Nitrate Rule |
| Oct 1, 2016 | Dec 31, 2016 | Picloram | MR | No | Yes | — | 0.5 mg/L | — | Resolved | Dec 31, 2016 | Synthetic Organic Chemicals |
| Oct 1, 2016 | Dec 31, 2016 | Dinoseb | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Dec 31, 2016 | Synthetic Organic Chemicals |
| Oct 1, 2016 | Dec 31, 2016 | Pentachlorophenol | MR | No | Yes | — | 0.001 mg/L | — | Resolved | Dec 31, 2016 | Synthetic Organic Chemicals |
| Oct 1, 2016 | Dec 31, 2016 | Dalapon | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2016 | Synthetic Organic Chemicals |
| Oct 1, 2016 | Dec 31, 2016 | 2,4,5-TP | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2016 | Synthetic Organic Chemicals |
| Jul 1, 2016 | Sep 30, 2016 | Dinoseb | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Sep 30, 2016 | Synthetic Organic Chemicals |
| Jul 1, 2016 | Sep 30, 2016 | Dalapon | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Sep 30, 2016 | Synthetic Organic Chemicals |
| Jul 1, 2016 | Sep 30, 2016 | 2,4,5-TP | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Sep 30, 2016 | Synthetic Organic Chemicals |
| Jul 1, 2016 | Sep 30, 2016 | Picloram | MR | No | Yes | — | 0.5 mg/L | — | Resolved | Sep 30, 2016 | Synthetic Organic Chemicals |
| Jul 1, 2016 | Sep 30, 2016 | Pentachlorophenol | MR | No | Yes | — | 0.001 mg/L | — | Resolved | Sep 30, 2016 | Synthetic Organic Chemicals |
| Jan 1, 2016 | Dec 31, 2016 | Picloram | MR | No | Yes | — | 0.5 mg/L | — | Resolved | Dec 31, 2016 | Synthetic Organic Chemicals |
| Jan 1, 2016 | Dec 31, 2016 | Dinoseb | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Dec 31, 2016 | Synthetic Organic Chemicals |
| Jan 1, 2016 | Dec 31, 2016 | 2,4,5-TP | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2016 | Synthetic Organic Chemicals |
| Jan 1, 2016 | Dec 31, 2016 | Dalapon | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2016 | Synthetic Organic Chemicals |
| Jan 1, 2016 | Dec 31, 2016 | Pentachlorophenol | MR | No | Yes | — | 0.001 mg/L | — | Resolved | Dec 31, 2016 | Synthetic Organic Chemicals |
| Jan 1, 2012 | Dec 31, 2012 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2012 | Nitrate Rule |
| Jan 1, 2012 | Dec 31, 2012 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2012 | Nitrate Rule |
| Jan 1, 2012 | Dec 31, 2012 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2012 | Nitrate Rule |
| Jan 1, 2012 | Dec 31, 2012 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2012 | Nitrate Rule |
| Jan 1, 2007 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2007 | Lead and Copper Rule |
| Jan 1, 2007 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2007 | Lead and Copper Rule |
| Jan 1, 2007 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2007 | Lead and Copper Rule |
| Jan 1, 2007 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2007 | Lead and Copper Rule |
| Jan 1, 2007 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2007 | Lead and Copper Rule |
| Jan 1, 2007 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2007 | Lead and Copper Rule |
| Jan 1, 2007 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2007 | Lead and Copper Rule |
| Jan 1, 2007 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2007 | Lead and Copper Rule |
| Jan 1, 2007 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2007 | Lead and Copper Rule |
| Jan 1, 2007 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2007 | Lead and Copper Rule |
| Dec 1, 2005 | Dec 31, 2005 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Dec 31, 2005 | Total Coliform Rule |
| Jan 1, 2005 | Dec 31, 2007 | Diquat | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2007 | Synthetic Organic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Diquat | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2007 | Synthetic Organic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Diquat | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2007 | Synthetic Organic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Diquat | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2007 | Synthetic Organic Chemicals |
| Jan 1, 2005 | Dec 31, 2007 | Diquat | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2007 | Synthetic Organic Chemicals |
| Nov 1, 1999 | Nov 30, 1999 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Nov 30, 1999 | Total Coliform Rule |
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.