Y-O INVESTMENTS, INC.

Wyoming — Community Water System — PWSID: WY5600777

System Information

PWSID	WY5600777
System Name	Y-O INVESTMENTS, INC.
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Private
EPA Region	08
Serves School	No
Wholesaler	No
First Reported	Dec 13, 1983
Last Reported	Mar 2, 2026

Location & Contact

State	Wyoming
City	JACKSON
ZIP Code	83001
Address	3070 South Stirrup Drive
Organization	SMITH, JANICE
Phone	307-699-0232

Population & Service

Population Served	173
Service Connections	84

Drinking Water Violations (41)

This water system has 41 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, 2016	Sep 30, 2016	MR	No	Yes	—	30 ug/L	—	Resolved	Sep 30, 2016	—
Jul 1, 2016	Sep 30, 2016	MR	No	Yes	—	15 pCi/L	—	Resolved	Sep 30, 2016	—
Jul 1, 2016	Sep 30, 2016	MR	No	Yes	—	5 pCi/L	—	Resolved	Sep 30, 2016	—
Jul 1, 2016	Sep 30, 2016	MR	No	Yes	—	—	—	Resolved	Sep 30, 2016	—
Jul 1, 2016	Sep 30, 2016	MR	No	Yes	—	—	—	Resolved	Sep 30, 2016	—
Sep 1, 2015	Sep 30, 2015	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2015	—
Sep 1, 2015	Sep 30, 2015	MR	No	No	—	5% of samples	—	Resolved	Sep 30, 2015	—
Aug 1, 2015	Aug 31, 2015	MR	No	No	—	5% of samples	—	Resolved	Aug 31, 2015	—
Aug 1, 2015	Aug 31, 2015	MR	No	No	—	5% of samples	—	Resolved	Aug 31, 2015	—
Aug 1, 2009	Aug 31, 2009	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2009	—
Aug 1, 2009	Aug 31, 2009	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2009	—
Aug 1, 2009	Aug 31, 2009	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 2009	—
Jul 1, 2009	Jul 31, 2009	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2009	—
Jul 1, 2009	Jul 31, 2009	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2009	—
Jul 1, 2009	Jul 31, 2009	MCL	Yes	No	—	5% of samples	—	Resolved	Jul 31, 2009	—
Jan 1, 2004	Dec 31, 2004	MR	No	Yes	—	0.060 mg/L	—	Resolved	Dec 31, 2004	—
Jan 1, 2004	Dec 31, 2004	MR	No	Yes	—	0.060 mg/L	—	Resolved	Dec 31, 2004	—
Jan 1, 2004	Dec 31, 2004	MR	No	Yes	—	0.060 mg/L	—	Resolved	Dec 31, 2004	—
Jan 1, 2002	Dec 31, 2004	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2004	—
Jan 1, 2002	Dec 31, 2004	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2004	—
Oct 1, 1999	Oct 31, 1999	MR	No	No	—	5% of samples	—	Archived	Oct 31, 1999	—
Oct 1, 1998	Oct 31, 1998	MCL	Yes	No	—	5% of samples	—	Archived	Oct 31, 1998	—
Jun 1, 1998	Jun 30, 1998	MCL	Yes	No	—	5% of samples	—	Archived	Jun 30, 1998	—
Aug 1, 1997	Aug 31, 1997	MR	No	No	—	5% of samples	—	Archived	Aug 31, 1997	—
Aug 1, 1997	Aug 31, 1997	MCL	Yes	No	—	5% of samples	—	Archived	Aug 31, 1997	—
Jul 1, 1997	Jul 31, 1997	MCL	Yes	No	—	5% of samples	—	Archived	Jul 31, 1997	—
Jul 1, 1995	Jul 31, 1995	MR	No	No	—	5% of samples	—	Archived	Jul 31, 1995	—
Apr 1, 1995	Apr 30, 1995	MR	No	No	—	5% of samples	—	Archived	Apr 30, 1995	—
Dec 1, 1992	Dec 31, 1992	MCL	Yes	No	—	5% of samples	—	Archived	Dec 31, 1992	—
Dec 1, 1992	Dec 31, 1992	MR	No	No	—	5% of samples	—	Archived	Dec 31, 1992	—
Nov 1, 1992	Nov 30, 1992	MCL	Yes	No	—	5% of samples	—	Archived	Nov 30, 1992	—
Aug 1, 1992	Aug 31, 1992	MR	No	No	—	5% of samples	—	Archived	Aug 31, 1992	—
Aug 1, 1992	Aug 31, 1992	MR	No	No	—	5% of samples	—	Archived	Aug 31, 1992	—
Aug 1, 1991	Aug 31, 1991	MR	No	No	—	5% of samples	—	Archived	Aug 31, 1991	—
Aug 1, 1991	Aug 31, 1991	MR	No	No	—	5% of samples	—	Archived	Aug 31, 1991	—
Jun 1, 1991	Jun 30, 1991	MR	No	No	—	5% of samples	—	Archived	Jun 30, 1991	—
Sep 1, 1983	Aug 31, 1987	MR	No	Yes	—	15 pCi/L	—	Archived	Aug 31, 1987	—
—	—	—	No	No	—	—	—	—	—	—
—	—	—	No	No	—	—	—	—	—	—
—	—	—	No	No	—	—	—	—	—	—
—	—	—	No	No	—	—	—	—	—	—

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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