USFWS TUALATIN RIVER NATL WLR
Oregon — Transient Non-Community — PWSID: OR4195363
System Information
| PWSID | OR4195363 |
| System Name | USFWS TUALATIN RIVER NATL WLR |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Sep 3, 2008 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Oregon |
| City | SHERWOOD |
| ZIP Code | 97140 |
| Address | 19255 SW PACIFIC HWY |
| Organization | USFWS TUALATIN RIVER NATL WLR |
| Phone | 503-575-8431 |
Population & Service
| Population Served | 275 |
| Service Connections | 1 |
Drinking Water Violations (18)
This water system has 18 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, 2022 | Sep 30, 2022 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2022 | — | |
| Jan 1, 2019 | Dec 31, 2019 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2019 | — | |
| Apr 1, 2018 | Jun 30, 2018 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2018 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2017 | Mar 31, 2017 | MON | No | Yes | — | — | — | Resolved | Mar 31, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Oct 1, 2016 | Dec 31, 2016 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2016 | — | |
| Apr 1, 2016 | Jun 30, 2016 | MON | No | Yes | — | — | — | Archived | Jun 30, 2016 | — | |
| Jul 1, 2014 | Sep 30, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2012 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2009 | Dec 31, 2009 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2009 | — | |
| Jan 1, 2009 | Dec 31, 2009 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2009 | — | |
| Jul 1, 2008 | Sep 30, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | — | |
| — | — | — | 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.