US ARMY YPG LAAF SYSTEM

Arizona — Non-Transient Non-Community — PWSID: AZ0414361

System Information

PWSID	AZ0414361
System Name	US ARMY YPG LAAF SYSTEM
System Type	Non-Transient Non-Community
Water Source	Ground Water
Activity Status	Non-Inventory
Owner Type	Federal
EPA Region	09
Serves School	No
Wholesaler	No
First Reported	Oct 5, 1979
Last Reported	Mar 12, 2026

Location & Contact

State	Arizona
City	YUMA PROVING GROUND
ZIP Code	85365
Address	—
Organization	US ARMY GARRISON COMMANDER YUMA
Phone	928-328-2977

Population & Service

Population Served	150
Service Connections	12

Drinking Water Violations (199)

This water system has 199 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
Jul 1, 2011	Sep 30, 2011	MR	No	Yes	—	4.0 mg/L	—	Resolved	Aug 1, 2011	—
Apr 1, 2011	Jun 30, 2011	MR	No	Yes	—	4.0 mg/L	—	Resolved	Jun 30, 2011	—
Jan 1, 2011	Mar 31, 2011	MR	No	Yes	—	0.010 mg/L	—	Resolved	Mar 31, 2011	—
Jan 1, 2011	Mar 31, 2011	MR	No	Yes	—	4.0 mg/L	—	Resolved	Mar 31, 2011	—
Jan 1, 2011	Mar 31, 2011	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Mar 31, 2011	—
Jan 1, 2011	Mar 31, 2011	MR	No	Yes	—	0.010 mg/L	—	Resolved	Mar 31, 2011	—
Jan 1, 2011	Mar 31, 2011	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Mar 31, 2011	—
Oct 1, 2010	Dec 31, 2010	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2010	—
Oct 1, 2010	Dec 31, 2010	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Dec 31, 2010	—
Oct 1, 2010	Dec 31, 2010	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Dec 31, 2010	—
Oct 1, 2010	—	MR	No	No	—	TT	—	Resolved	Aug 1, 2011	—
Jul 1, 2010	Sep 30, 2010	MR	No	Yes	—	0.010 mg/L	—	Resolved	Sep 30, 2010	—
Jul 1, 2010	Sep 30, 2010	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Sep 30, 2010	—
Jul 1, 2010	Sep 30, 2010	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Sep 30, 2010	—
Jul 1, 2010	Sep 30, 2010	MR	No	Yes	—	0.010 mg/L	—	Resolved	Sep 30, 2010	—
Jul 1, 2010	Sep 30, 2010	MR	No	Yes	—	4.0 mg/L	—	Resolved	Sep 30, 2010	—
Apr 1, 2010	Jun 30, 2010	MR	No	Yes	—	0.010 mg/L	—	Resolved	Jun 30, 2010	—
Apr 1, 2010	Jun 30, 2010	MCL	Yes	No	.016 MG/L	0.010 mg/L	.01	Resolved	Jun 30, 2010	—
Apr 1, 2010	Jun 30, 2010	MR	No	Yes	—	0.010 mg/L	—	Resolved	Jun 30, 2010	—
Apr 1, 2010	Jun 30, 2010	MR	No	Yes	—	4.0 mg/L	—	Resolved	Jun 30, 2010	—
Apr 1, 2010	Jun 30, 2010	MCL	Yes	No	.016 MG/L	0.010 mg/L	.01	Resolved	Jun 30, 2010	—
Jan 1, 2010	Mar 31, 2010	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Mar 31, 2010	—
Jan 1, 2010	Mar 31, 2010	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Mar 31, 2010	—
Jan 1, 2010	Mar 31, 2010	MR	No	Yes	—	4.0 mg/L	—	Resolved	Mar 31, 2010	—
Jan 1, 2010	Mar 31, 2010	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Mar 31, 2010	—
Oct 1, 2009	Dec 31, 2009	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Dec 31, 2009	—
Oct 1, 2009	Dec 31, 2009	MR	No	Yes	—	0.010 mg/L	—	Resolved	Dec 31, 2009	—
Oct 1, 2009	Dec 31, 2009	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2009	—
Oct 1, 2009	Dec 31, 2009	MR	No	Yes	—	4.0 mg/L	—	Resolved	Dec 31, 2009	—
Oct 1, 2009	Dec 31, 2009	MR	No	Yes	—	0.010 mg/L	—	Resolved	Dec 31, 2009	—
Oct 1, 2009	Dec 31, 2009	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Dec 31, 2009	—
Jul 1, 2009	Sep 30, 2009	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Sep 30, 2009	—
Jul 1, 2009	Sep 30, 2009	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Sep 30, 2009	—
Apr 1, 2009	Jun 30, 2009	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Jun 30, 2009	—
Apr 1, 2009	Jun 30, 2009	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Jun 30, 2009	—
Jan 1, 2009	Mar 31, 2009	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Mar 31, 2009	—
Jan 1, 2009	Mar 31, 2009	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Mar 31, 2009	—
Oct 1, 2008	Dec 31, 2008	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Dec 31, 2008	—
Oct 1, 2008	Dec 31, 2008	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Dec 31, 2008	—
Jul 1, 2008	Sep 30, 2008	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Sep 30, 2008	—
Jul 1, 2008	Sep 30, 2008	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Sep 30, 2008	—
Jul 1, 2008	Sep 30, 2008	MCL	Yes	No	.015 MG/L	0.010 mg/L	.01	Resolved	Sep 30, 2008	—
Apr 1, 2008	Jun 30, 2008	MR	No	Yes	—	0.010 mg/L	—	Resolved	Jun 30, 2008	—
Apr 1, 2008	Jun 30, 2008	MCL	Yes	No	.014 MG/L	0.010 mg/L	.01	Resolved	Jun 30, 2008	—
Apr 1, 2008	Jun 30, 2008	MR	No	Yes	—	4.0 mg/L	—	Archived	Jun 30, 2008	—
Apr 1, 2008	Jun 30, 2008	MCL	Yes	No	.014 MG/L	0.010 mg/L	.01	Resolved	Jun 30, 2008	—
Jan 1, 2008	Mar 31, 2008	MCL	Yes	No	.014 MG/L	0.010 mg/L	.01	Resolved	Mar 31, 2008	—
Jan 1, 2008	Mar 31, 2008	MR	No	Yes	—	4.0 mg/L	—	Resolved	Mar 31, 2008	—
Jan 1, 2008	Mar 31, 2008	MCL	Yes	No	.014 MG/L	0.010 mg/L	.01	Resolved	Mar 31, 2008	—
Jan 1, 2008	Mar 31, 2008	MR	No	Yes	—	4.0 mg/L	—	Resolved	Mar 31, 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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