PICACHO PEAK WATER COMPANY
PWS ID: AZ0411038 · TUCSON, Arizona 85756
Population Served
55
Total Violations
249
Health-Based Violations
51
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 5
- County
- Pinal
- School/Daycare
- No
- MCL Violations
- 41
- Monitoring Violations
- 147
- Treatment Tech Violations
- 10
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 65 | 2023 |
| Nitrate | MCL | 37 | 2024 |
| Coliform (TCR) | MR | 36 | 2016 |
| Consumer Confidence Rule | Other | 27 | 2021 |
| Lead and Copper Rule | MR | 10 | 2025 |
| Groundwater Rule | TT | 6 | 2025 |
| Revised Total Coliform Rule | RPT | 5 | 2020 |
| Coliform (TCR) | MCL | 4 | 2007 |
| Public Notice | Other | 4 | 2025 |
| LEAD AND COPPER RULE REVISIONS | RPT | 4 | 2024 |
| LEAD AND COPPER RULE REVISIONS | TT | 4 | 2024 |
| Revised Total Coliform Rule | MON | 4 | 2023 |
| Dinoseb | MR | 3 | 2002 |
| Total Haloacetic Acids (HAA5) | MR | 1 | 2004 |
| Selenium | MR | 1 | 1990 |
| 1,1-Dichloroethylene | MR | 1 | 1987 |
| Fluoride | MR | 1 | 1990 |
| Mercury | MR | 1 | 1990 |
| 1,1,2-Trichloroethane | MR | 1 | 1987 |
| Simazine | MR | 1 | 2002 |
| trans-1,2-Dichloroethylene | MR | 1 | 1987 |
| cis-1,2-Dichloroethylene | MR | 1 | 1987 |
| Benzene | MR | 1 | 1987 |
| Arsenic | MR | 1 | 1990 |
| CHLOROBENZENE | MR | 1 | 1987 |
| o-Dichlorobenzene | MR | 1 | 1987 |
| p-Dichlorobenzene | MR | 1 | 1987 |
| Barium | MR | 1 | 1990 |
| DICHLOROMETHANE | MR | 1 | 1987 |
| Styrene | MR | 1 | 1987 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.