MARICOPA AGRICULTURE CENTER
PWS ID: AZ0411354 · MARICOPA, Arizona 85138
Population Served
100
Total Violations
257
Health-Based Violations
37
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Public/Private
- Connections
- 23
- County
- Pinal
- School/Daycare
- No
- MCL Violations
- 31
- Monitoring Violations
- 175
- Treatment Tech Violations
- 6
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 29 | 2023 |
| Coliform (TCR) | MR | 27 | 2013 |
| Arsenic | MR | 17 | 2017 |
| Arsenic | MCL | 15 | 2009 |
| Nitrate | MCL | 13 | 2023 |
| Lead and Copper Rule | MR | 13 | 2024 |
| Revised Total Coliform Rule | RPT | 12 | 2025 |
| Revised Total Coliform Rule | MON | 10 | 2024 |
| Public Notice | Other | 8 | 2025 |
| Revised Total Coliform Rule | Other | 8 | 2024 |
| E. COLI | MR | 4 | 2024 |
| Revised Total Coliform Rule | TT | 4 | 2024 |
| Coliform (TCR) | MCL | 3 | 2005 |
| LEAD AND COPPER RULE REVISIONS | RPT | 2 | 2024 |
| cis-1,2-Dichloroethylene | MR | 2 | 2002 |
| p-Dichlorobenzene | MR | 2 | 2002 |
| 1,1-Dichloroethylene | MR | 2 | 2002 |
| trans-1,2-Dichloroethylene | MR | 2 | 2002 |
| 1,2-Dichloroethane | MR | 2 | 2002 |
| Carbon tetrachloride | MR | 2 | 2002 |
| 1,2-Dichloropropane | MR | 2 | 2002 |
| Tetrachloroethylene | MR | 2 | 2002 |
| Ethylbenzene | MR | 2 | 2002 |
| Styrene | MR | 2 | 2002 |
| Xylenes, Total | MR | 2 | 2002 |
| o-Dichlorobenzene | MR | 2 | 2002 |
| Trichloroethylene | MR | 2 | 2002 |
| Benzene | MR | 2 | 2002 |
| 1,2,4-Trichlorobenzene | MR | 2 | 2002 |
| LEAD AND COPPER RULE REVISIONS | TT | 2 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.