MARANA ESTES ELEMENTARY SCHOOL
PWS ID: AZ0420325 · MARANA, Arizona 85653
Population Served
2,000
Total Violations
139
Health-Based Violations
4
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 9
- County
- Pima
- School/Daycare
- Yes
- MCL Violations
- 0
- Monitoring Violations
- 126
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 23 | 2015 |
| DICHLOROMETHANE | MR | 12 | 2003 |
| Nitrate | MR | 9 | 2021 |
| Coliform (TCR) | MR | 8 | 2014 |
| Total Haloacetic Acids (HAA5) | MR | 5 | 2013 |
| TTHM | MR | 5 | 2013 |
| Lead and Copper Rule | MR | 4 | 2013 |
| LEAD AND COPPER RULE REVISIONS | RPT | 4 | 2024 |
| LEAD AND COPPER RULE REVISIONS | TT | 4 | 2024 |
| Public Notice | Other | 2 | 2022 |
| Beryllium, Total | MR | 1 | 1998 |
| Arsenic | MR | 1 | 1998 |
| 1,2,4-Trichlorobenzene | MR | 1 | 1998 |
| cis-1,2-Dichloroethylene | MR | 1 | 1998 |
| Xylenes, Total | MR | 1 | 1998 |
| Barium | MR | 1 | 1998 |
| o-Dichlorobenzene | MR | 1 | 1998 |
| p-Dichlorobenzene | MR | 1 | 1998 |
| Carbon tetrachloride | MR | 1 | 1998 |
| 1,2-Dichloropropane | MR | 1 | 1998 |
| Trichloroethylene | MR | 1 | 1998 |
| 1,1,2-Trichloroethane | MR | 1 | 1998 |
| Cadmium | MR | 1 | 1998 |
| Tetrachloroethylene | MR | 1 | 1998 |
| Benzene | MR | 1 | 1998 |
| Toluene | MR | 1 | 1998 |
| Ethylbenzene | MR | 1 | 1998 |
| Styrene | MR | 1 | 1998 |
| Endrin | MR | 1 | 1998 |
| BHC-GAMMA | MR | 1 | 1998 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.