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 | Contaminant | 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.