WEST HILLS WATER COMPANY
Oregon - Community Water System - PWSID: OR4100895
System Information
| PWSID | OR4100895 |
| System Name | WEST HILLS WATER COMPANY |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| 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 | TILLAMOOK |
| ZIP Code | 97141 |
| Address | 7155 VAUGHN RD |
| Organization | WEST HILLS WATER COMPANY |
| Phone | 503-812-9751 |
Population & Service
| Population Served | 299 |
| Service Connections | 105 |
Drinking Water Violations (24)
This water system has 24 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, 2023 | - | Other | No | No | - | - | - | Resolved | Jul 20, 2023 | - | |
| Oct 1, 2016 | Sep 30, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2017 | - | |
| Oct 1, 2016 | Sep 30, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2017 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2012 | - | |
| Aug 1, 2010 | Aug 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2010 | - | |
| Aug 1, 2010 | Aug 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2010 | - | |
| Nov 1, 2008 | Nov 30, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2008 | - | |
| Jan 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2006 | - | |
| Jan 1, 2006 | Dec 31, 2006 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2006 | - | |
| Jan 1, 2003 | - | MR | No | No | - | TT | - | Resolved | Oct 15, 2007 | - | |
| Oct 19, 2002 | - | Other | No | No | - | - | - | Resolved | Mar 11, 2003 | - | |
| Jul 1, 2002 | - | Other | No | No | - | - | - | Resolved | Mar 11, 2003 | - | |
| May 1, 2001 | May 31, 2001 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2001 | - | |
| Jul 1, 1994 | - | MR | No | No | - | TT | - | Resolved | Oct 15, 2007 | - | |
| Jul 1, 1994 | - | MR | No | No | - | TT | - | Resolved | Oct 15, 2007 | - | |
| Jan 1, 1994 | - | MR | No | No | - | TT | - | Resolved | Oct 15, 2007 | - | |
| Jan 1, 1994 | - | MR | No | No | - | TT | - | Resolved | Oct 15, 2007 | - | |
| Jan 1, 1992 | Nov 14, 1994 | TT | Yes | No | - | - | - | Resolved | Nov 14, 1994 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | 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.