TERRY BISON RANCH
PWS ID: WY5601267 · CHEYENNE, Wyoming 82003
Population Served
160
Total Violations
23
Health-Based Violations
3
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 132
- County
- Laramie
- School/Daycare
- No
- MCL Violations
- 3
- Monitoring Violations
- 20
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 13 | 2015 |
| Nitrate | MR | 5 | 2010 |
| Coliform (TCR) | MCL | 3 | 2002 |
| Nitrate-Nitrite | MR | 2 | 2000 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.