KILLARNEY WEST GOLF COURSE
Oregon — Transient Non-Community — PWSID: OR4194156
System Information
| PWSID | OR4194156 |
| System Name | KILLARNEY WEST GOLF COURSE |
| 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 | Sep 6, 1984 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Oregon |
| City | HILLSBORO |
| ZIP Code | 97124 |
| Address | 1275 NW 334TH |
| Organization | KILLARNEY WEST GOLF COURSE |
| Phone | 503-913-0825 |
Population & Service
| Population Served | 75 |
| Service Connections | 1 |
Drinking Water Violations (71)
This water system has 71 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 4, 2022 | — | MR | No | Yes | — | — | — | Resolved | Sep 6, 2022 | — | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Oct 1, 2021 | Oct 31, 2021 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2021 | — | |
| Sep 1, 2021 | Sep 30, 2021 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2021 | — | |
| Jun 1, 2021 | Jun 30, 2021 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2021 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MON | No | Yes | — | — | — | Resolved | Mar 31, 2020 | — | |
| Oct 1, 2019 | Dec 31, 2019 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2019 | — | |
| Jul 27, 2019 | — | TT | Yes | No | — | — | — | Resolved | Jul 31, 2019 | — | |
| Jun 23, 2019 | — | MR | No | Yes | — | — | — | Resolved | Aug 14, 2019 | — | |
| Sep 1, 2017 | Sep 30, 2017 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2017 | — | |
| Aug 1, 2017 | Aug 31, 2017 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2017 | — | |
| Jun 1, 2017 | Jun 30, 2017 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2017 | — | |
| May 1, 2017 | May 31, 2017 | MON | No | Yes | — | — | — | Resolved | May 31, 2017 | — | |
| Feb 1, 2017 | Feb 28, 2017 | MON | No | Yes | — | — | — | Resolved | Feb 1, 2017 | — | |
| Sep 30, 2012 | — | Other | No | No | — | — | — | Resolved | Jan 11, 2013 | — | |
| Sep 30, 2012 | — | Other | No | No | — | — | — | Resolved | Jan 11, 2013 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2012 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2012 | — | |
| Sep 1, 2010 | — | MR | No | Yes | — | — | — | Resolved | Mar 13, 2012 | — | |
| Sep 1, 2010 | — | MR | No | Yes | — | — | — | Resolved | Mar 13, 2012 | — | |
| Apr 1, 2010 | Apr 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2010 | — | |
| Apr 1, 2010 | Apr 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2010 | — | |
| Mar 1, 2010 | Mar 31, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2010 | — | |
| Mar 1, 2010 | Mar 31, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2010 | — | |
| Mar 1, 2010 | Mar 31, 2010 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2010 | — | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2010 | — | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2010 | — | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2010 | — | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2010 | — | |
| Feb 1, 2009 | Feb 28, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2009 | — | |
| Jan 1, 2009 | Mar 31, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2009 | — | |
| Oct 1, 2008 | Dec 31, 2008 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 2008 | — | |
| Jan 1, 2008 | Mar 31, 2008 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2008 | — | |
| Jan 1, 2006 | Mar 31, 2006 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2006 | — | |
| Jan 1, 2005 | Mar 31, 2005 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2005 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2004 | — | |
| Mar 1, 2003 | Mar 31, 2003 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2003 | — | |
| Jan 1, 2003 | Mar 31, 2003 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2003 | — | |
| Jan 1, 2002 | Mar 31, 2002 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2002 | — | |
| Jan 1, 2002 | Mar 31, 2002 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2002 | — | |
| Apr 1, 2000 | Jun 30, 2000 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2000 | — | |
| Jan 1, 2000 | Mar 31, 2000 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2000 | — | |
| Oct 1, 1999 | Dec 31, 1999 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 1999 | — | |
| Oct 1, 1999 | Dec 31, 1999 | MCL | Yes | No | — | 5% of samples | — | Resolved | Dec 31, 1999 | — | |
| Apr 1, 1999 | Jun 30, 1999 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 1999 | — | |
| Oct 1, 1998 | Dec 31, 1998 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1998 | — | |
| Jul 1, 1998 | Sep 30, 1998 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1998 | — | |
| Apr 1, 1998 | Jun 30, 1998 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 1998 | — |
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.