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 | Mar 2, 2026 |
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 (14)
This water system has 14 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 | — | MR | No | No | — | — | — | Resolved | Dec 12, 2011 | — | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | Yes | — | TT | — | Archived | Mar 31, 2010 | — | |
| Oct 1, 2009 | Dec 31, 2009 | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2009 | — | |
| Oct 1, 2008 | Dec 31, 2008 | MR | No | Yes | — | TT | — | Archived | Dec 31, 2008 | — | |
| Jul 1, 2006 | Jul 31, 2006 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2006 | — | |
| Jul 1, 2006 | Jul 31, 2006 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2006 | — | |
| Oct 1, 1993 | Dec 31, 1993 | MR | No | Yes | — | 10 mg/L | — | Archived | Dec 31, 1993 | — | |
| Sep 1, 1993 | Sep 30, 1993 | TT | Yes | No | — | — | — | Archived | Sep 30, 1993 | — | |
| Jul 1, 1993 | Sep 30, 1993 | MR | No | Yes | — | 10 mg/L | — | Archived | Sep 30, 1993 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | 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.