ARROWHEAD GOLF CLUB
Oregon - Transient Non-Community - PWSID: OR4190030
System Information
| PWSID | OR4190030 |
| System Name | ARROWHEAD GOLF CLUB |
| 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 | Mar 10, 1980 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Oregon |
| City | MULINO |
| ZIP Code | 97042 |
| Address | PO BOX 1020 |
| Organization | ARROWHEAD GOLF CLUB |
| Phone | 503-473-4826 |
Population & Service
| Population Served | 200 |
| Service Connections | 2 |
Drinking Water Violations (59)
This water system has 59 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 | Nov 12, 2025 | - | |
| Apr 1, 2025 | Apr 30, 2025 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2025 | - | |
| Nov 1, 2024 | Nov 30, 2024 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2024 | - | |
| May 1, 2024 | May 31, 2024 | MON | No | Yes | - | - | - | Resolved | May 31, 2024 | - | |
| Mar 1, 2024 | Mar 31, 2024 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2024 | - | |
| Jan 1, 2024 | Jan 31, 2024 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2024 | - | |
| Jan 1, 2024 | Jan 31, 2024 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2024 | - | |
| Dec 1, 2023 | Dec 31, 2023 | MON | No | Yes | - | - | - | Resolved | Dec 31, 2023 | - | |
| Dec 1, 2023 | Dec 31, 2023 | MON | No | Yes | - | - | - | Resolved | Dec 31, 2023 | - | |
| Oct 1, 2023 | Oct 31, 2023 | MON | No | Yes | - | - | - | Resolved | Oct 31, 2023 | - | |
| Aug 1, 2023 | Aug 31, 2023 | MON | No | Yes | - | - | - | Resolved | Aug 31, 2023 | - | |
| Jul 1, 2023 | Jul 31, 2023 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2023 | - | |
| May 1, 2023 | May 31, 2023 | MON | No | Yes | - | - | - | Resolved | May 31, 2023 | - | |
| Apr 1, 2023 | Apr 30, 2023 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2023 | - | |
| Feb 1, 2023 | Feb 28, 2023 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2023 | - | |
| Jan 1, 2023 | Jan 31, 2023 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2023 | - | |
| Nov 1, 2022 | Nov 30, 2022 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2022 | - | |
| Nov 1, 2022 | Nov 30, 2022 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2022 | - | |
| Jul 1, 2022 | Jul 31, 2022 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2022 | - | |
| Apr 1, 2022 | Apr 30, 2022 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2022 | - | |
| Oct 1, 2021 | Dec 31, 2021 | MON | No | Yes | - | - | - | Resolved | Dec 31, 2021 | - | |
| Jul 1, 2021 | Sep 30, 2021 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2021 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2021 | - | |
| Jul 1, 2016 | Sep 30, 2016 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2016 | - | |
| Apr 1, 2016 | Jun 30, 2016 | MON | No | Yes | - | - | - | Archived | Jun 30, 2016 | - | |
| Jan 1, 2016 | Dec 31, 2016 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2016 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2015 | - | |
| Apr 1, 2014 | Jun 30, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2014 | - | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Jan 1, 2013 | Dec 31, 2013 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2013 | - | |
| Sep 30, 2012 | - | Other | No | No | - | - | - | Resolved | Dec 11, 2012 | - | |
| Sep 30, 2012 | - | Other | No | No | - | - | - | Resolved | Dec 11, 2012 | - | |
| Aug 1, 2012 | Aug 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2012 | - | |
| Aug 1, 2012 | Aug 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 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 | - | |
| Jul 1, 2012 | Sep 30, 2012 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2012 | - | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2002 | - | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2002 | - | |
| Oct 1, 1999 | Dec 31, 1999 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 1999 | - | |
| Jan 1, 1997 | Mar 31, 1997 | MCL | Yes | No | - | 5% of samples | - | Resolved | Mar 31, 1997 | - | |
| Jan 1, 1995 | Mar 31, 1995 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 1995 | - | |
| Apr 1, 1994 | Jun 30, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 1994 | - | |
| Jan 1, 1994 | Mar 31, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 1994 | - | |
| Jul 1, 1993 | Sep 30, 1993 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 1993 | - | |
| Jan 1, 1992 | Mar 31, 1992 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 1992 | - |
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.