MARICOPA CONSOLIDATED DWID
PWS ID: AZ0411036 · MARICOPA, Arizona 85138
Population Served
928
Total Violations
141
Health-Based Violations
6
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 300
- County
- Pinal
- School/Daycare
- No
- MCL Violations
- 2
- Monitoring Violations
- 99
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 18 | 2020 |
| Coliform (TCR) | MR | 15 | 2014 |
| Consumer Confidence Rule | Other | 11 | 2021 |
| Arsenic | MR | 8 | 2015 |
| Nitrate | MR | 6 | 2019 |
| TTHM | MR | 5 | 2019 |
| Total Haloacetic Acids (HAA5) | MR | 5 | 2019 |
| Lead and Copper Rule | MR | 5 | 2019 |
| Revised Total Coliform Rule | RPT | 4 | 2022 |
| LEAD AND COPPER RULE REVISIONS | TT | 4 | 2024 |
| LEAD AND COPPER RULE REVISIONS | RPT | 4 | 2024 |
| Cadmium | MR | 2 | 1989 |
| E. COLI | MR | 2 | 2023 |
| Public Notice | Other | 2 | 2024 |
| Endothall | MR | 2 | 2001 |
| Revised Total Coliform Rule | MON | 2 | 2016 |
| cis-1,2-Dichloroethylene | MR | 1 | 2002 |
| Xylenes, Total | MR | 1 | 2002 |
| DICHLOROMETHANE | MR | 1 | 2002 |
| o-Dichlorobenzene | MR | 1 | 2002 |
| trans-1,2-Dichloroethylene | MR | 1 | 2002 |
| 1,2-Dichloroethane | MR | 1 | 2002 |
| Trichloroethylene | MR | 1 | 2002 |
| 1,1,2-Trichloroethane | MR | 1 | 2002 |
| Tetrachloroethylene | MR | 1 | 2002 |
| CHLOROBENZENE | MR | 1 | 2002 |
| Benzene | MR | 1 | 2002 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 1 | 2001 |
| Barium | MR | 1 | 1989 |
| Chromium | MR | 1 | 1989 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.