ARIZONA WATER CO - AJO
PWS ID: AZ0410003 · PHOENIX, Arizona 85015-5351
Population Served
2,100
Total Violations
13
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Public/Private
- Connections
- 750
- County
- Pima
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 10
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 5 | 2015 |
| Total Haloacetic Acids (HAA5) | MR | 3 | 2019 |
| Revised Total Coliform Rule | RPT | 2 | 2020 |
| Coliform (TCR) | MR | 2 | 2008 |
| Consumer Confidence Rule | Other | 1 | 2002 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.