DOUGLAS BORDER PATROL STATION
PWS ID: AZ0402123 · TUCSON, Arizona 85711
Population Served
450
Total Violations
143
Health-Based Violations
32
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Federal
- Connections
- 3
- County
- Cochise
- School/Daycare
- No
- MCL Violations
- 32
- Monitoring Violations
- 97
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 38 | 2020 |
| Nitrate | MCL | 32 | 2019 |
| Coliform (TCR) | MR | 26 | 2015 |
| Total Haloacetic Acids (HAA5) | MR | 8 | 2024 |
| TTHM | MR | 8 | 2024 |
| Revised Total Coliform Rule | MON | 8 | 2021 |
| Nitrate | MR | 5 | 2024 |
| Lead and Copper Rule | MR | 4 | 2019 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.