MARQUAND PWS

Missouri — Community Water System — PWSID: MO4010501

System Information

PWSID	MO4010501
System Name	MARQUAND 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	MARQUAND
ZIP Code	63655-0000
Address	2432 MADISON 310
Organization	GWINN, MARK
Phone	573-783-7780

Population & Service

Population Served	253
Service Connections	116

Drinking Water Violations (88)

This water system has 88 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 1, 2024	Aug 31, 2024	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Aug 31, 2024	Revised Total Coliform Rule
Aug 1, 2024	Aug 31, 2024	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Aug 31, 2024	Revised Total Coliform Rule
Aug 1, 2024	Aug 31, 2024	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Aug 31, 2024	Revised Total Coliform Rule
Dec 30, 2023	—	Lead and Copper Rule	MR	No	No	—	TT	—	Unaddressed	—	Lead and Copper Rule
Sep 1, 2020	Sep 30, 2020	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Sep 30, 2020	Revised Total Coliform Rule
Sep 1, 2020	Sep 30, 2020	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Sep 30, 2020	Revised Total Coliform Rule
Sep 1, 2020	Sep 30, 2020	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Sep 30, 2020	Revised Total Coliform Rule
Sep 1, 2020	Sep 30, 2020	Revised Total Coliform Rule	MON	No	Yes	—	—	—	Resolved	Sep 30, 2020	Revised Total Coliform Rule
Oct 1, 2014	Oct 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2014	Total Coliform Rule
Oct 1, 2014	Oct 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2014	Total Coliform Rule
Oct 1, 2014	Oct 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2014	Total Coliform Rule
Oct 1, 2014	Oct 31, 2014	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2014	Total Coliform Rule
Jul 1, 2014	Jul 31, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2014	Total Coliform Rule
Jul 1, 2014	Jul 31, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2014	Total Coliform Rule
Jul 1, 2014	Jul 31, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2014	Total Coliform Rule
Jul 1, 2014	Jul 31, 2014	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2014	Total Coliform Rule
Oct 1, 2011	Oct 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2011	Total Coliform Rule
Oct 1, 2011	Oct 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2011	Total Coliform Rule
Oct 1, 2011	Oct 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2011	Total Coliform Rule
Oct 1, 2011	Oct 31, 2011	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Oct 31, 2011	Total Coliform Rule
Dec 1, 2010	Dec 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2010	Total Coliform Rule
Dec 1, 2010	Dec 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2010	Total Coliform Rule
Dec 1, 2010	Dec 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2010	Total Coliform Rule
Dec 1, 2010	Dec 31, 2010	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Dec 31, 2010	Total Coliform Rule
Jul 1, 2007	—	Consumer Confidence Rule	Other	No	No	—	—	—	Resolved	Oct 8, 2008	Consumer Confidence Rule
Oct 1, 1996	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	May 12, 2011	Lead and Copper Rule
Oct 1, 1996	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	May 12, 2011	Lead and Copper Rule
Oct 1, 1996	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	May 12, 2011	Lead and Copper Rule
Oct 1, 1996	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	May 12, 2011	Lead and Copper Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Apr 1, 1996	Apr 30, 1996	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Apr 30, 1996	Total Coliform Rule
Nov 1, 1995	Nov 30, 1995	Coliform (TCR)	Other	No	No	—	5% of samples	—	Resolved	Nov 30, 1995	Total Coliform Rule
Nov 1, 1995	Nov 30, 1995	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 1995	Total Coliform Rule
Nov 1, 1995	Nov 30, 1995	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 1995	Total Coliform Rule
Nov 1, 1995	Nov 30, 1995	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Nov 30, 1995	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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