JBS TOLLESON
PWS ID: AZ0407438 · TOLLESON, Arizona 85353
Population Served
1,700
Total Violations
175
Health-Based Violations
9
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- Maricopa
- School/Daycare
- No
- MCL Violations
- 9
- Monitoring Violations
- 136
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 48 | 2025 |
| Nitrate | MR | 26 | 2018 |
| Coliform (TCR) | MR | 24 | 2015 |
| Lead and Copper Rule | MR | 6 | 2017 |
| Revised Total Coliform Rule | RPT | 6 | 2021 |
| Total Polychlorinated Biphenyls (PCB) | MR | 5 | 1999 |
| Nitrate | MCL | 5 | 2004 |
| Revised Total Coliform Rule | MON | 4 | 2024 |
| Coliform (TCR) | MCL | 4 | 2012 |
| TTHM | MR | 3 | 2005 |
| Total Haloacetic Acids (HAA5) | MR | 3 | 2005 |
| Chromium | MR | 2 | 1993 |
| Benzo(a)pyrene | MR | 2 | 2002 |
| Fluoride | MR | 2 | 2002 |
| Dinoseb | MR | 2 | 2002 |
| Di(2-ethylhexyl) phthalate | MR | 2 | 2002 |
| Di(2-ethylhexyl) adipate | MR | 2 | 2002 |
| Cadmium | MR | 1 | 1993 |
| Mercury | MR | 1 | 1993 |
| Selenium | MR | 1 | 1993 |
| Arsenic | MR | 1 | 1993 |
| Barium | MR | 1 | 1993 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.