RANCHESTER, TOWN OF
Wyoming — Community Water System — PWSID: WY5600044
System Information
| PWSID | WY5600044 |
| System Name | RANCHESTER, TOWN OF |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1979 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | Wyoming |
| City | RANCHESTER |
| ZIP Code | 82839 |
| Address | P.O. Box 695 |
| Organization | MADDEN, GARY |
| Phone | 307-655-9702 |
Population & Service
| Population Served | 1,297 |
| Service Connections | 500 |
Drinking Water Violations (4)
This water system has 4 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, 2010 | — | Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | No | No | — | — | — | Resolved | Dec 12, 2011 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2009 | Dec 31, 2009 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2009 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2006 | Jul 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2006 | Total Coliform Rule |
| Jul 1, 2006 | Jul 31, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2006 | Total Coliform 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.