TYGH VALLEY WATER DISTRICT
Oregon - Community Water System - PWSID: OR4100912
System Information
| PWSID | OR4100912 |
| System Name | TYGH VALLEY WATER DISTRICT |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 12, 1979 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Oregon |
| City | TYGH VALLEY |
| ZIP Code | 97063 |
| Address | PO BOX 102 |
| Organization | TYGH VALLEY WATER DISTRICT |
| Phone | 503-894-4847 |
Population & Service
| Population Served | 218 |
| Service Connections | 109 |
Drinking Water Violations (120)
This water system has 120 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 18, 2024 | - | MR | No | Yes | - | - | - | Unaddressed | - | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Jul 3, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2024 | - | |
| Oct 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Sep 27, 2022 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2021 | - | |
| Apr 1, 2020 | Apr 30, 2020 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2020 | - | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | - | 0.0004 mg/L | - | Resolved | Dec 31, 2022 | - | |
| Jun 24, 2018 | - | Other | No | No | - | - | - | Resolved | Aug 22, 2018 | - | |
| Jun 1, 2018 | Jun 30, 2018 | MCL | Yes | No | - | - | - | Resolved | Jun 30, 2018 | - | |
| Jun 1, 2018 | Jun 30, 2018 | MCL | Yes | No | - | - | - | Resolved | Jun 30, 2018 | - | |
| Jun 1, 2018 | Jun 30, 2018 | MCL | Yes | No | - | - | - | Resolved | Jun 30, 2018 | - | |
| Oct 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Sep 20, 2018 | - | |
| Jul 1, 2017 | Jul 31, 2017 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jul 1, 2016 | Jul 31, 2016 | MON | No | Yes | - | - | - | Archived | Jul 31, 2016 | - | |
| Jun 12, 2014 | - | MR | No | Yes | - | - | - | Resolved | Sep 10, 2018 | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Oct 7, 2014 | - | |
| Dec 1, 2013 | Dec 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2013 | - | |
| 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 | - | |
| Oct 1, 2010 | Oct 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2010 | - | |
| Oct 1, 2010 | Oct 31, 2010 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2010 | - | |
| 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 | - | |
| 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 | - | |
| Jan 1, 2008 | Dec 31, 2016 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2016 | - | |
| Jan 1, 2008 | Dec 31, 2016 | MR | No | Yes | - | 30 ug/L | - | Resolved | Dec 31, 2016 | - | |
| Jul 1, 2007 | Jul 31, 2007 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2007 | - | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2007 | - | |
| Dec 1, 2006 | Dec 31, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2006 | - | |
| Nov 1, 2006 | Nov 30, 2006 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2006 | - | |
| Jun 1, 2006 | Jun 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2006 | - | |
| Jul 1, 2005 | Jul 31, 2005 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2005 | - | |
| Jul 1, 2005 | Jul 31, 2005 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 2005 | - | |
| Jan 1, 2005 | - | MR | No | No | - | TT | - | Resolved | Dec 27, 2005 | - | |
| Jun 1, 2003 | Jun 30, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2003 | - | |
| Jun 1, 2003 | Jun 30, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jun 30, 2003 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 1 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.6 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.003 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2004 | - |
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.