WINONA TRADING POST
PWS ID: AZ0403388 · GLENDALE, Arizona 85308
Population Served
250
Total Violations
83
Health-Based Violations
8
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Public/Private
- Connections
- 2
- County
- Coconino
- School/Daycare
- No
- MCL Violations
- 8
- Monitoring Violations
- 73
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 54 | 2015 |
| Nitrate | MR | 15 | 2017 |
| Coliform (TCR) | MCL | 8 | 2013 |
| E. COLI | MR | 4 | 2013 |
| Revised Total Coliform Rule | RPT | 2 | 2020 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.