PORTAGE DES SIOUX PWS
Missouri — Community Water System — PWSID: MO6010657
System Information
| PWSID | MO6010657 |
| System Name | PORTAGE DES SIOUX PWS |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 7, 1980 |
| Last Reported | Dec 31, 2025 |
Location & Contact
| State | Missouri |
| City | PORTAGE DES SIOUX |
| ZIP Code | 63373-0000 |
| Address | 1525 WASHINGTON |
| Organization | WARNER, MARK D |
| Phone | 636-899-0640 |
Population & Service
| Population Served | 345 |
| Service Connections | 165 |
Drinking Water Violations (69)
This water system has 69 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, 2019 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Nov 26, 2019 | Consumer Confidence Rule |
| Apr 1, 2019 | Apr 30, 2019 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Apr 30, 2019 | Revised Total Coliform Rule |
| Apr 1, 2019 | Apr 30, 2019 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Apr 30, 2019 | Revised Total Coliform Rule |
| Apr 1, 2019 | Apr 30, 2019 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Apr 30, 2019 | Revised Total Coliform Rule |
| Apr 1, 2019 | Apr 30, 2019 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Apr 30, 2019 | Revised Total Coliform Rule |
| Jun 1, 2016 | Jun 30, 2016 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Jun 30, 2016 | Revised Total Coliform Rule |
| Jun 1, 2016 | Jun 30, 2016 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Jun 30, 2016 | Revised Total Coliform Rule |
| Jun 1, 2016 | Jun 30, 2016 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Jun 30, 2016 | Revised Total Coliform Rule |
| Jun 1, 2016 | Jun 30, 2016 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Jun 30, 2016 | Revised Total Coliform Rule |
| Feb 7, 2016 | — | Public Notice | Other | No | No | — | — | — | Resolved | Sep 9, 2019 | Public Notice Rule and Revised PN Rule |
| Oct 24, 2015 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Feb 4, 2019 | Ground Water Rule |
| Oct 24, 2015 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Feb 4, 2019 | Ground Water Rule |
| Oct 24, 2015 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Feb 4, 2019 | Ground Water Rule |
| Oct 24, 2015 | — | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Feb 4, 2019 | Ground Water Rule |
| Jun 1, 2014 | Jun 30, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2014 | Total Coliform Rule |
| Jun 1, 2014 | Jun 30, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2014 | Total Coliform Rule |
| Jun 1, 2014 | Jun 30, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2014 | Total Coliform Rule |
| Jun 1, 2014 | Jun 30, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2014 | Total Coliform Rule |
| Jul 1, 2013 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Sep 2, 2014 | Consumer Confidence Rule |
| Jun 1, 2013 | Jun 30, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2013 | Total Coliform Rule |
| Jun 1, 2013 | Jun 30, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2013 | Total Coliform Rule |
| Jun 1, 2013 | Jun 30, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2013 | Total Coliform Rule |
| Jun 1, 2013 | Jun 30, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2013 | Total Coliform Rule |
| Mar 1, 2013 | Mar 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2013 | Total Coliform Rule |
| Mar 1, 2013 | Mar 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2013 | Total Coliform Rule |
| Mar 1, 2013 | Mar 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2013 | Total Coliform Rule |
| Mar 1, 2013 | Mar 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2013 | Total Coliform Rule |
| Dec 1, 2010 | Dec 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2010 | Total Coliform Rule |
| Dec 1, 2010 | Dec 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2010 | Total Coliform Rule |
| Dec 1, 2010 | Dec 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2010 | Total Coliform Rule |
| Dec 1, 2010 | Dec 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2010 | Total Coliform Rule |
| Nov 1, 2010 | Nov 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2010 | Total Coliform Rule |
| Nov 1, 2010 | Nov 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2010 | Total Coliform Rule |
| Nov 1, 2010 | Nov 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2010 | Total Coliform Rule |
| Nov 1, 2010 | Nov 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2010 | Total Coliform Rule |
| Sep 1, 2010 | Sep 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2010 | Total Coliform Rule |
| Sep 1, 2010 | Sep 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2010 | Total Coliform Rule |
| Sep 1, 2010 | Sep 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2010 | Total Coliform Rule |
| Sep 1, 2010 | Sep 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2010 | Total Coliform Rule |
| Aug 1, 2007 | Aug 31, 2007 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | Total Coliform Rule |
| Aug 1, 2007 | Aug 31, 2007 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | Total Coliform Rule |
| Aug 1, 2007 | Aug 31, 2007 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | Total Coliform Rule |
| Aug 1, 2007 | Aug 31, 2007 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | Total Coliform Rule |
| Aug 1, 2007 | Aug 31, 2007 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | Total Coliform Rule |
| Aug 1, 2007 | Aug 31, 2007 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | Total Coliform Rule |
| Jan 1, 2003 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 10, 2004 | Lead and Copper Rule |
| Jan 1, 1999 | Jan 31, 1999 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 1999 | Total Coliform Rule |
| Jun 1, 1998 | Jun 30, 1998 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 1998 | Total Coliform Rule |
| Sep 1, 1997 | Sep 30, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1997 | Total Coliform Rule |
| May 1, 1996 | May 31, 1996 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | May 31, 1996 | Total Coliform Rule |
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.