WASHTUCNA WATER DEPARTMENT
Washington — Community Water System — PWSID: WA5393450
System Information
| PWSID | WA5393450 |
| System Name | WASHTUCNA WATER DEPARTMENT |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Washtucna |
| ZIP Code | 99371 |
| Address | 165 SE Main St |
| Organization | WASHTUCNA WATER DEPARTMENT |
| Phone | — |
Population & Service
| Population Served | 250 |
| Service Connections | 150 |
Drinking Water Violations (91)
This water system has 91 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, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.2 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | — | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.080 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.060 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.004 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.006 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.002 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 2 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.002 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.05 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 0.010 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 1 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | — | 4.0 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jul 1, 2017 | — | Other | No | No | — | — | — | Resolved | Feb 8, 2018 | — | |
| Jan 1, 2016 | Dec 31, 2016 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2016 | Dec 31, 2016 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2016 | Dec 31, 2016 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2016 | Dec 31, 2018 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jan 1, 2016 | Dec 31, 2018 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jun 1, 2015 | Jun 30, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2015 | — | |
| Jan 1, 2015 | Jan 31, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2015 | — | |
| Jul 1, 2014 | — | Other | No | No | — | — | — | Resolved | Dec 26, 2014 | — | |
| Jun 1, 2014 | Jun 30, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2014 | — | |
| May 1, 2014 | May 31, 2014 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2014 | — | |
| 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 | — | 0.001 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2016 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2014 | Dec 31, 2016 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2014 | Dec 31, 2016 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 2016 | — | |
| 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 | — | 0.002 mg/L | — | Resolved | Dec 31, 2016 | — | |
| 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 | — | 0.5 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2016 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2014 | Dec 31, 2016 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2014 | Dec 31, 2016 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2014 | Dec 31, 2016 | MR | No | Yes | — | 0.0004 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2014 | Dec 31, 2016 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2014 | Dec 31, 2016 | MR | No | Yes | — | 0.001 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2014 | Dec 31, 2016 | MR | No | Yes | — | 0.4 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2014 | Dec 31, 2016 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2014 | — | MR | No | No | — | TT | — | Resolved | Nov 17, 2017 | — | |
| Jan 1, 2014 | Dec 31, 2016 | MR | No | Yes | — | 0.04 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2014 | Dec 31, 2016 | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2014 | Dec 31, 2016 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2011 | Dec 31, 2019 | MR | No | Yes | — | 0.010 mg/L | — | Archived | Dec 31, 2019 | — |
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.