TERRY BISON RANCH
Wyoming — Transient Non-Community — PWSID: WY5601267
System Information
| PWSID | WY5601267 |
| System Name | TERRY BISON RANCH |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | May 23, 1994 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | Wyoming |
| City | CHEYENNE |
| ZIP Code | 82003 |
| Address | P.O. Box 2265 |
| Organization | VIZINA, BRETT A. |
| Phone | 307-421-2517 |
Population & Service
| Population Served | 160 |
| Service Connections | 132 |
Drinking Water Violations (15)
This water system has 15 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, 2015 | Sep 30, 2015 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2015 | Total Coliform Rule |
| Jan 1, 2010 | Dec 31, 2010 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2010 | Nitrate Rule |
| Jan 1, 2010 | Dec 31, 2010 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2010 | Nitrate Rule |
| Jan 1, 2003 | Dec 31, 2003 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2003 | Nitrate Rule |
| Jan 1, 2003 | Dec 31, 2003 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2003 | Nitrate Rule |
| Aug 1, 2002 | Aug 31, 2002 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2002 | Total Coliform Rule |
| Aug 1, 2002 | Aug 31, 2002 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2002 | Total Coliform Rule |
| Jul 1, 2002 | Sep 30, 2002 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2002 | Total Coliform Rule |
| Jul 1, 2002 | Sep 30, 2002 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2002 | Total Coliform Rule |
| Jan 1, 2002 | Mar 31, 2002 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2002 | Total Coliform Rule |
| Jan 1, 2002 | Mar 31, 2002 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2002 | Total Coliform Rule |
| Jul 1, 2001 | Sep 30, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2001 | Total Coliform Rule |
| Jul 1, 2001 | Sep 30, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2001 | Total Coliform Rule |
| Jan 1, 2000 | Dec 31, 2000 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2000 | Nitrate Rule |
| Jan 1, 2000 | Dec 31, 2000 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 2000 | 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.