ANTELOPE PEAK DWID
PWS ID: AZ0411712 · MARICOPA, Arizona 85139
Population Served
150
Total Violations
1,243
Health-Based Violations
494
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Public/Private
- Connections
- 60
- County
- Pinal
- School/Daycare
- No
- MCL Violations
- 490
- Monitoring Violations
- 660
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Combined Uranium | MCL | 151 | 2022 |
| Fluoride | MCL | 132 | 2015 |
| Arsenic | MCL | 114 | 2015 |
| Nitrate | MCL | 83 | 2024 |
| Gross Alpha, Excl. Radon and U | MR | 68 | 2016 |
| Combined Uranium | MR | 64 | 2024 |
| Fluoride | MR | 58 | 2021 |
| Radium-226 | MR | 56 | 2016 |
| Combined Radium (-226 and -228) | MR | 56 | 2016 |
| Radium-228 | MR | 56 | 2016 |
| Nitrate | MR | 51 | 2021 |
| Arsenic | MR | 47 | 2021 |
| Coliform (TCR) | MR | 26 | 2014 |
| Consumer Confidence Rule | Other | 21 | 2022 |
| Chlorine | MR | 20 | 2022 |
| Revised Total Coliform Rule | RPT | 20 | 2023 |
| Public Notice | Other | 12 | 2024 |
| Revised Total Coliform Rule | MON | 11 | 2022 |
| Gross Alpha, Excl. Radon and U | MCL | 6 | 2011 |
| cis-1,2-Dichloroethylene | MR | 5 | 2011 |
| o-Dichlorobenzene | MR | 5 | 2011 |
| p-Dichlorobenzene | MR | 5 | 2011 |
| trans-1,2-Dichloroethylene | MR | 5 | 2011 |
| 1,2-Dichloroethane | MR | 5 | 2011 |
| Trichloroethylene | MR | 5 | 2011 |
| Tetrachloroethylene | MR | 5 | 2011 |
| CHLOROBENZENE | MR | 5 | 2011 |
| Toluene | MR | 5 | 2011 |
| Ethylbenzene | MR | 5 | 2011 |
| DICHLOROMETHANE | MR | 5 | 2011 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.