BIGHORN NF-TYRRELL WORK CENTER
Wyoming - Transient Non-Community - PWSID: WY5601009
System Information
| PWSID | WY5601009 |
| System Name | BIGHORN NF-TYRRELL WORK CENTER |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 13, 1988 |
| Last Reported | Jun 29, 2026 |
Location & Contact
| State | Wyoming |
| City | SHERIDAN |
| ZIP Code | 82801 |
| Address | 2013 Eastside 2nd Street |
| Organization | WOLFFING, CHRIS |
| Phone | 307-674-2647 |
Population & Service
| Population Served | 30 |
| Service Connections | 12 |
Drinking Water Violations (10)
This water system has 10 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2023 | Aug 31, 2023 | MON | No | Yes | - | - | - | Resolved | Aug 31, 2023 | - | |
| Oct 1, 2017 | Oct 31, 2017 | MON | No | Yes | - | - | - | Resolved | Oct 31, 2017 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2017 | - | |
| Sep 2, 2014 | - | MR | No | Yes | - | - | - | Resolved | Sep 18, 2015 | - | |
| Jul 1, 2011 | Sep 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 11, 2011 | - | |
| Jul 1, 2011 | Sep 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 11, 2011 | - | |
| Jul 1, 2011 | Sep 30, 2011 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 11, 2011 | - | |
| Apr 1, 2002 | Jun 30, 2002 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2002 | - | |
| Apr 1, 1995 | Jun 30, 1995 | MR | No | No | - | 5% of samples | - | Archived | Jun 30, 1995 | - | |
| Oct 1, 1991 | Dec 31, 1991 | MR | No | No | - | 5% of samples | - | Archived | Dec 31, 1991 | - |
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.