CHART SUBDIVISION
Oregon — Community Water System — PWSID: OR4101415
System Information
| PWSID | OR4101415 |
| System Name | CHART SUBDIVISION |
| 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 | Aug 8, 1988 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Oregon |
| City | HERMISTON |
| ZIP Code | 97838 |
| Address | 1000 S HWY 395 #248 |
| Organization | CHART SUBDIVISION |
| Phone | 541-567-0163 |
Population & Service
| Population Served | 125 |
| Service Connections | 33 |
Drinking Water Violations (305)
This water system has 305 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, 2024 | — | Other | No | No | — | — | — | Resolved | Jul 5, 2024 | — | |
| Mar 1, 2022 | Mar 31, 2022 | MON | No | Yes | — | — | — | Resolved | Mar 31, 2022 | — | |
| Jan 1, 2020 | Dec 31, 2025 | MR | No | Yes | — | 15 pCi/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2020 | Dec 31, 2025 | MR | No | Yes | — | 30 ug/L | — | Archived | Dec 31, 2025 | — | |
| Nov 1, 2017 | Nov 30, 2017 | MCL | Yes | No | — | — | — | Resolved | Nov 30, 2017 | — | |
| Nov 1, 2017 | Nov 30, 2017 | MCL | Yes | No | — | — | — | Resolved | Nov 30, 2017 | — | |
| Nov 1, 2017 | Nov 30, 2017 | MCL | Yes | No | — | — | — | Resolved | Nov 30, 2017 | — | |
| May 1, 2017 | May 31, 2017 | MON | No | Yes | — | — | — | Resolved | May 31, 2017 | — | |
| Feb 6, 2017 | — | MR | No | Yes | — | — | — | Resolved | Feb 6, 2017 | — | |
| Jan 1, 2017 | Dec 31, 2025 | MR | No | Yes | — | 5 pCi/L | — | Archived | Dec 31, 2025 | — | |
| Dec 25, 2016 | — | MR | No | Yes | — | — | — | Resolved | Feb 6, 2017 | — | |
| Mar 1, 2016 | Mar 31, 2016 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2016 | — | |
| Dec 1, 2015 | Dec 31, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2015 | — | |
| Nov 7, 2014 | — | MR | No | Yes | — | — | — | Resolved | Dec 20, 2014 | — | |
| Nov 1, 2014 | Nov 30, 2014 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2014 | — | |
| Jan 1, 2011 | — | MR | No | No | — | TT | — | Resolved | Sep 28, 2012 | — | |
| 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 | — | |
| Jan 1, 2011 | — | MR | No | No | — | TT | — | Resolved | Sep 28, 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 | — | |
| Jun 1, 2010 | Jun 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | — | |
| Jun 1, 2010 | Jun 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | — | |
| Jun 1, 2010 | Jun 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | — | |
| 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 | — | |
| Oct 1, 2009 | Oct 31, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2009 | — | |
| Oct 1, 2009 | Oct 31, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2009 | — | |
| Aug 1, 2009 | Aug 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2009 | — | |
| Aug 1, 2009 | Aug 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2009 | — | |
| Aug 1, 2009 | Aug 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2009 | — | |
| Jun 1, 2009 | Jun 30, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2009 | — | |
| Jun 1, 2009 | Jun 30, 2009 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2009 | — | |
| 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, 2009 | Dec 31, 2009 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2009 | — | |
| May 1, 2008 | May 31, 2008 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2008 | — | |
| Nov 1, 2007 | Nov 30, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2007 | — | |
| Jun 1, 2007 | Jun 30, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2007 | — | |
| Feb 1, 2007 | Feb 28, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2007 | — | |
| Jan 1, 2007 | Dec 31, 2007 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Oct 1, 2006 | Oct 31, 2006 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2006 | — | |
| Aug 1, 2006 | Aug 31, 2006 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2006 | — | |
| Nov 1, 2005 | Nov 30, 2005 | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 2005 | — | |
| Sep 1, 2005 | Sep 30, 2005 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2005 | — | |
| Aug 1, 2005 | Aug 31, 2005 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2005 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2007 | — | |
| Jan 1, 2005 | Dec 31, 2007 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2007 | — |
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.