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	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.

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