SQUAW CREEK WATER DISTRICT
Wyoming — Community Water System — PWSID: WY5600737
System Information
| PWSID | WY5600737 |
| System Name | SQUAW CREEK WATER DISTRICT |
| 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 | Mar 4, 1980 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | Wyoming |
| City | WILSON |
| ZIP Code | 83014 |
| Address | P.O. Box 775 |
| Organization | HANNER, EMILY |
| Phone | 307-690-5512 |
Population & Service
| Population Served | 160 |
| Service Connections | 67 |
Drinking Water Violations (207)
This water system has 207 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 2, 2024 | — | Other | No | No | — | — | — | Resolved | Oct 22, 2024 | — | |
| Oct 2, 2024 | — | Other | No | No | — | — | — | Resolved | Oct 22, 2024 | — | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | — | — | — | Resolved | Jun 30, 2024 | — | |
| Dec 30, 2023 | — | MR | No | No | — | TT | — | Addressed | — | — | |
| Oct 1, 2023 | — | MR | No | No | — | TT | — | Resolved | Dec 5, 2024 | — | |
| Oct 1, 2023 | — | MR | No | No | — | TT | — | Resolved | Dec 5, 2024 | — | |
| May 15, 2023 | — | TT | Yes | No | — | — | — | Resolved | Nov 8, 2024 | — | |
| May 15, 2023 | — | TT | Yes | No | — | — | — | Resolved | Nov 8, 2024 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MR | No | No | — | 4.0 mg/L | — | Resolved | Mar 31, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MR | No | No | — | 4.0 mg/L | — | Resolved | Mar 31, 2023 | — | |
| Jan 1, 2018 | Sep 30, 2018 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2018 | — | |
| Jan 1, 2018 | Sep 30, 2018 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2018 | — | |
| Jan 1, 2018 | Sep 30, 2018 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2018 | — | |
| Jan 1, 2018 | Sep 30, 2018 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2018 | — | |
| Nov 1, 2016 | Nov 30, 2016 | MON | No | Yes | — | — | — | Resolved | Nov 30, 2016 | — | |
| Aug 1, 2016 | Aug 31, 2016 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2016 | — | |
| Jan 1, 2015 | Dec 31, 2017 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2015 | Dec 31, 2017 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2014 | Dec 31, 2019 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2019 | — | |
| Jan 1, 2014 | Dec 31, 2019 | MR | No | Yes | — | 30 ug/L | — | Resolved | Dec 31, 2019 | — | |
| Jan 1, 2014 | Dec 31, 2019 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2019 | — | |
| Jan 1, 2014 | Dec 31, 2019 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2019 | — | |
| Jan 1, 2014 | Dec 31, 2019 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2019 | — | |
| Jan 1, 2014 | Dec 31, 2019 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2019 | — | |
| Jan 1, 2014 | Dec 31, 2019 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2019 | — | |
| Jan 1, 2014 | Dec 31, 2019 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2019 | — | |
| Jan 1, 2014 | Dec 31, 2019 | MR | No | Yes | — | 30 ug/L | — | Resolved | Dec 31, 2019 | — | |
| Jan 1, 2014 | Dec 31, 2019 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2010 | Dec 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2010 | — | |
| Dec 1, 2010 | Dec 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2010 | — | |
| Nov 1, 2010 | — | MR | No | Yes | — | — | — | Resolved | Jul 27, 2017 | — | |
| Nov 1, 2010 | — | MR | No | Yes | — | — | — | Resolved | Jul 27, 2017 | — | |
| Jul 1, 2009 | Sep 30, 2009 | MR | No | No | — | 4.0 mg/L | — | Resolved | Sep 30, 2009 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Sep 1, 2004 | Sep 30, 2004 | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 2004 | — | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2002 | — | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2002 | — | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2002 | — | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2002 | — | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2002 | — | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | — | 30 ug/L | — | Resolved | Dec 31, 2002 | — | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2002 | — | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | — | 30 ug/L | — | Resolved | Dec 31, 2002 | — | |
| Jan 1, 2002 | Dec 31, 2002 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2002 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2001 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2001 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2001 | — |
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.