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 | Nov 17, 2025 |
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 (3)
This water system has 3 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 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Aug 31, 2023 | Revised Total Coliform Rule |
| Oct 1, 2017 | Oct 31, 2017 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Oct 31, 2017 | Revised Total Coliform Rule |
| Jan 1, 2017 | Dec 31, 2017 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2017 | Nitrate Rule |
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.