WESTPORT HEIGHTS
Oregon - Community Water System - PWSID: OR4100195
System Information
| PWSID | OR4100195 |
| System Name | WESTPORT HEIGHTS |
| 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 | Mar 12, 1979 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Oregon |
| City | WESTPORT |
| ZIP Code | 97016 |
| Address | 90823 ALDERWOOD RD |
| Organization | WESTPORT HEIGHTS |
| Phone | 503-702-4900 |
Population & Service
| Population Served | 90 |
| Service Connections | 40 |
Drinking Water Violations (150)
This water system has 150 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 13, 2025 | - | MR | No | Yes | - | - | - | Resolved | Oct 16, 2025 | - | |
| Jul 1, 2025 | - | Other | No | No | - | - | - | Resolved | Sep 29, 2025 | - | |
| Nov 25, 2024 | - | MR | No | Yes | - | - | - | Resolved | Dec 6, 2024 | - | |
| Oct 1, 2024 | - | Other | No | No | - | - | - | Resolved | Sep 29, 2025 | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Sep 29, 2025 | - | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2022 | - | |
| May 18, 2020 | - | MR | No | Yes | - | - | - | Resolved | May 21, 2020 | - | |
| Jul 22, 2019 | - | MR | No | Yes | - | - | - | Resolved | Aug 13, 2019 | - | |
| Sep 26, 2016 | - | MR | No | Yes | - | - | - | Resolved | Oct 13, 2016 | - | |
| Oct 1, 2013 | Oct 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2013 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2012 | - | |
| Dec 23, 2011 | - | Other | No | No | - | - | - | Resolved | Oct 3, 2012 | - | |
| Dec 23, 2011 | - | Other | No | No | - | - | - | Resolved | Oct 3, 2012 | - | |
| Oct 1, 2011 | - | MR | No | Yes | - | - | - | Resolved | Feb 15, 2013 | - | |
| Oct 1, 2011 | - | MR | No | Yes | - | - | - | Resolved | Feb 15, 2013 | - | |
| Oct 1, 2011 | Oct 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2011 | - | |
| Oct 1, 2011 | Oct 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2011 | - | |
| Oct 1, 2011 | Oct 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2011 | - | |
| Oct 1, 2011 | Oct 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2011 | - | |
| Oct 1, 2011 | Oct 31, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2011 | - | |
| Jan 1, 2011 | Dec 31, 2011 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2011 | - | |
| Jan 1, 2011 | Dec 31, 2011 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2011 | - | |
| Aug 27, 2010 | - | Other | No | No | - | - | - | Resolved | Jul 12, 2010 | - | |
| Aug 27, 2010 | - | Other | No | No | - | - | - | Resolved | Jul 12, 2010 | - | |
| Jul 15, 2010 | - | Other | No | No | - | - | - | Resolved | Aug 17, 2010 | - | |
| Jul 15, 2010 | - | Other | No | No | - | - | - | Resolved | Aug 17, 2010 | - | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2010 | - | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2010 | - | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2010 | - | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2010 | - | |
| May 1, 2010 | May 31, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2010 | - | |
| May 1, 2010 | May 31, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2010 | - | |
| May 1, 2010 | May 31, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2010 | - | |
| May 1, 2010 | May 31, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2010 | - | |
| May 1, 2010 | May 31, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2010 | - | |
| May 1, 2009 | May 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2009 | - | |
| May 1, 2009 | May 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2009 | - | |
| Jan 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2006 | - | |
| Nov 1, 2005 | Nov 30, 2005 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2005 | - | |
| Nov 1, 2005 | Nov 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2005 | - | |
| Feb 1, 2005 | Feb 28, 2005 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 28, 2005 | - | |
| Jan 1, 2005 | - | MR | No | No | - | TT | - | Resolved | Jan 9, 2006 | - | |
| Jan 1, 2005 | - | MR | No | No | - | TT | - | Resolved | Jan 9, 2006 | - | |
| Jul 1, 2004 | Jul 31, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2004 | - | |
| Mar 1, 2004 | Mar 31, 2004 | MCL | Yes | No | - | 5% of samples | - | Resolved | Mar 31, 2004 | - | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2003 | Jan 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2003 | - | |
| May 1, 2002 | May 31, 2002 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2002 | - | |
| Apr 1, 2002 | Apr 30, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 2002 | - |
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.