PICACHO DWID
PWS ID: AZ0411042 · PICACHO, Arizona 85141
Population Served
340
Total Violations
471
Health-Based Violations
25
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 119
- County
- Pinal
- School/Daycare
- No
- MCL Violations
- 25
- Monitoring Violations
- 376
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 68 | 2016 |
| Nitrate | MR | 62 | 2014 |
| Arsenic | MR | 44 | 2020 |
| Chlorine | MR | 40 | 2024 |
| Consumer Confidence Rule | Other | 36 | 2023 |
| Gross Alpha, Excl. Radon and U | MR | 28 | 2023 |
| Arsenic | MCL | 24 | 2020 |
| Lead and Copper Rule | MR | 8 | 2024 |
| Public Notice | Other | 8 | 2023 |
| Revised Total Coliform Rule | RPT | 5 | 2018 |
| TTHM | MR | 4 | 2015 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2015 |
| Revised Total Coliform Rule | MON | 4 | 2016 |
| Chromium | MR | 4 | 2015 |
| Selenium | MR | 4 | 2015 |
| Fluoride | MR | 4 | 2015 |
| 1,2,4-Trichlorobenzene | MR | 4 | 2000 |
| cis-1,2-Dichloroethylene | MR | 4 | 2000 |
| DICHLOROMETHANE | MR | 4 | 2000 |
| p-Dichlorobenzene | MR | 4 | 2000 |
| 1,1-Dichloroethylene | MR | 4 | 2000 |
| 1,2-Dichloroethane | MR | 4 | 2000 |
| 1,1,1-Trichloroethane | MR | 4 | 2000 |
| Trichloroethylene | MR | 4 | 2000 |
| 1,1,2-Trichloroethane | MR | 4 | 2000 |
| Tetrachloroethylene | MR | 4 | 2000 |
| Toluene | MR | 4 | 2000 |
| Xylenes, Total | MR | 4 | 2000 |
| trans-1,2-Dichloroethylene | MR | 4 | 2000 |
| Carbon tetrachloride | MR | 4 | 2000 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.