WASHINGTON STATE PARK OFFICE
Missouri - Transient Non-Community - PWSID: MO6120173
System Information
| PWSID | MO6120173 |
| System Name | WASHINGTON STATE PARK OFFICE |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | State |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 3, 1982 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Missouri |
| City | DE SOTO |
| ZIP Code | 63020-0000 |
| Address | ATTN PARK SUPERINTENDENT |
| Organization | WASHINGTON STATE PARK |
| Phone | 636-586-5768 |
Population & Service
| Population Served | 125 |
| Service Connections | 4 |
Drinking Water Violations (77)
This water system has 77 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 1, 2014 | Feb 28, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 28, 2014 | - | |
| Feb 1, 2014 | Feb 28, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 28, 2014 | - | |
| Feb 1, 2014 | Feb 28, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 28, 2014 | - | |
| Feb 1, 2014 | Feb 28, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 28, 2014 | - | |
| Feb 1, 2014 | Feb 28, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 28, 2014 | - | |
| Feb 1, 2014 | Feb 28, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 28, 2014 | - | |
| Feb 1, 2014 | Feb 28, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 28, 2014 | - | |
| Feb 1, 2014 | Feb 28, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 28, 2014 | - | |
| Feb 1, 2014 | Feb 28, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Feb 28, 2014 | - | |
| Jan 1, 2014 | Jan 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jan 31, 2014 | - | |
| Jan 1, 2014 | Jan 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jan 31, 2014 | - | |
| Jan 1, 2014 | Jan 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jan 31, 2014 | - | |
| Jan 1, 2014 | Jan 31, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jan 31, 2014 | - | |
| Dec 1, 2013 | Dec 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2013 | - | |
| Dec 1, 2013 | Dec 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2013 | - | |
| Dec 1, 2013 | Dec 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2013 | - | |
| Dec 1, 2013 | Dec 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2013 | - | |
| Dec 1, 2013 | Dec 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Dec 31, 2013 | - | |
| Oct 1, 2013 | Oct 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2013 | - | |
| Oct 1, 2013 | Oct 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2013 | - | |
| Oct 1, 2013 | Oct 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2013 | - | |
| Oct 1, 2013 | Oct 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2013 | - | |
| Oct 1, 2013 | Oct 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Oct 31, 2013 | - | |
| Sep 1, 2013 | Sep 30, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Sep 1, 2013 | Sep 30, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Sep 1, 2013 | Sep 30, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Sep 1, 2013 | Sep 30, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Sep 1, 2013 | Sep 30, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Nov 1, 2011 | Nov 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2011 | - | |
| Nov 1, 2011 | Nov 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2011 | - | |
| Nov 1, 2011 | Nov 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2011 | - | |
| Nov 1, 2011 | Nov 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2011 | - | |
| Apr 1, 2011 | - | MR | No | Yes | - | - | - | Resolved | Jul 18, 2011 | - | |
| Apr 1, 2011 | - | MR | No | Yes | - | - | - | Resolved | Jul 18, 2011 | - | |
| Apr 1, 2011 | - | MR | No | Yes | - | - | - | Resolved | Jul 18, 2011 | - | |
| Apr 1, 2011 | - | MR | No | Yes | - | - | - | Resolved | Jul 18, 2011 | - | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2010 | - | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2010 | - | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2010 | - | |
| Jun 1, 2010 | Jun 30, 2010 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2010 | - | |
| Sep 1, 2009 | Sep 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2009 | - | |
| Sep 1, 2009 | Sep 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2009 | - | |
| Sep 1, 2009 | Sep 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2009 | - | |
| Sep 1, 2009 | Sep 30, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2009 | - | |
| Jan 17, 2009 | - | Other | No | No | - | - | - | Resolved | Jul 18, 2011 | - | |
| Jan 17, 2009 | - | Other | No | No | - | - | - | Resolved | Jul 18, 2011 | - | |
| Nov 1, 2008 | Nov 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2008 | - | |
| Nov 1, 2008 | Nov 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2008 | - | |
| Nov 1, 2008 | Nov 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2008 | - | |
| Nov 1, 2008 | Nov 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2008 | - |
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.