UNION PWS

Missouri — Community Water System — PWSID: MO6010801

System Information

PWSID	MO6010801
System Name	UNION 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	UNION
ZIP Code	63084-0000
Address	500 E LOCUST
Organization	ROST, RUSSEL
Phone	636-583-3600

Population & Service

Population Served	12,348
Service Connections	5,170

Drinking Water Violations (102)

This water system has 102 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, 2025	Feb 28, 2025	Revised Total Coliform Rule	MON	No	No	—	—	—	Resolved	Feb 28, 2025	Revised Total Coliform Rule
Feb 1, 2025	Feb 28, 2025	Revised Total Coliform Rule	MON	No	No	—	—	—	Resolved	Feb 28, 2025	Revised Total Coliform Rule
Feb 1, 2025	Feb 28, 2025	Revised Total Coliform Rule	MON	No	No	—	—	—	Resolved	Feb 28, 2025	Revised Total Coliform Rule
Feb 1, 2025	Feb 28, 2025	Revised Total Coliform Rule	MON	No	No	—	—	—	Resolved	Feb 28, 2025	Revised Total Coliform Rule
Jul 1, 2021	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Dec 6, 2021	Consumer Confidence Rule
Jul 1, 2015	Jul 31, 2015	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2015	Total Coliform Rule
Jul 1, 2015	Jul 31, 2015	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2015	Total Coliform Rule
Jul 1, 2015	Jul 31, 2015	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2015	Total Coliform Rule
Jul 1, 2015	Jul 31, 2015	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2015	Total Coliform Rule
Jul 1, 2015	Jul 31, 2015	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2015	Total Coliform Rule
Jun 1, 2015	Jun 30, 2015	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2015	Total Coliform Rule
Jun 1, 2015	Jun 30, 2015	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2015	Total Coliform Rule
Jun 1, 2015	Jun 30, 2015	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2015	Total Coliform Rule
Jun 1, 2015	Jun 30, 2015	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2015	Total Coliform Rule
Jun 1, 2015	Jun 30, 2015	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jun 30, 2015	Total Coliform Rule
Nov 1, 2014	Nov 30, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2014	Total Coliform Rule
Nov 1, 2014	Nov 30, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2014	Total Coliform Rule
Nov 1, 2014	Nov 30, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2014	Total Coliform Rule
Nov 1, 2014	Nov 30, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2014	Total Coliform Rule
Nov 1, 2014	Nov 30, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2014	Total Coliform Rule
Oct 1, 2014	Oct 31, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2014	Total Coliform Rule
Oct 1, 2014	Oct 31, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2014	Total Coliform Rule
Oct 1, 2014	Oct 31, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2014	Total Coliform Rule
Oct 1, 2014	Oct 31, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2014	Total Coliform Rule
Oct 1, 2014	Oct 31, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2014	Total Coliform Rule
May 1, 2013	May 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 31, 2013	Total Coliform Rule
May 1, 2013	May 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 31, 2013	Total Coliform Rule
May 1, 2013	May 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 31, 2013	Total Coliform Rule
May 1, 2013	May 31, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	May 31, 2013	Total Coliform Rule
Apr 1, 2013	Apr 30, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 2013	Total Coliform Rule
Apr 1, 2013	Apr 30, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 2013	Total Coliform Rule
Apr 1, 2013	Apr 30, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 2013	Total Coliform Rule
Apr 1, 2013	Apr 30, 2013	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 2013	Total Coliform Rule
Aug 1, 2012	Aug 31, 2012	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2012	Total Coliform Rule
Aug 1, 2012	Aug 31, 2012	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2012	Total Coliform Rule
Aug 1, 2012	Aug 31, 2012	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2012	Total Coliform Rule
Aug 1, 2012	Aug 31, 2012	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2012	Total Coliform Rule
Nov 1, 2011	Nov 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2011	Total Coliform Rule
Nov 1, 2011	Nov 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2011	Total Coliform Rule
Nov 1, 2011	Nov 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2011	Total Coliform Rule
Nov 1, 2011	Nov 30, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Nov 30, 2011	Total Coliform Rule
Jul 1, 2011	Jul 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2011	Total Coliform Rule
Jul 1, 2011	Jul 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2011	Total Coliform Rule
Jul 1, 2011	Jul 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2011	Total Coliform Rule
Jul 1, 2011	Jul 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2011	Total Coliform Rule
Aug 1, 2009	Aug 31, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2009	Total Coliform Rule
Aug 1, 2009	Aug 31, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2009	Total Coliform Rule
Aug 1, 2009	Aug 31, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2009	Total Coliform Rule
Aug 1, 2009	Aug 31, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2009	Total Coliform Rule
Aug 1, 2009	Aug 31, 2009	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2009	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.

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