THE GRAND ACRES
PWS ID: AZ0412305 · NOGALES, Arizona 85621
Population Served
153
Total Violations
139
Health-Based Violations
4
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Public/Private
- Connections
- 128
- County
- Santa Cruz
- School/Daycare
- No
- MCL Violations
- 1
- Monitoring Violations
- 96
- Treatment Tech Violations
- 3
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 24 | 2025 |
| Nitrate | MR | 19 | 2003 |
| Consumer Confidence Rule | Other | 17 | 2019 |
| Coliform (TCR) | MR | 16 | 2014 |
| Total Haloacetic Acids (HAA5) | MR | 9 | 2021 |
| TTHM | MR | 9 | 2021 |
| Public Notice | Other | 7 | 2024 |
| Lead and Copper Rule | MR | 6 | 2020 |
| Revised Total Coliform Rule | MON | 4 | 2017 |
| LEAD AND COPPER RULE REVISIONS | RPT | 3 | 2024 |
| LEAD AND COPPER RULE REVISIONS | TT | 3 | 2024 |
| Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | 2 | 2013 |
| Coliform (TCR) | MCL | 1 | 2008 |
| Revised Total Coliform Rule | RPT | 1 | 2018 |
| Selenium | MR | 1 | 1989 |
| Cadmium | MR | 1 | 1989 |
| Fluoride | MR | 1 | 1989 |
| Chromium | MR | 1 | 1989 |
| Arsenic | MR | 1 | 1989 |
| Mercury | MR | 1 | 1989 |
| Barium | MR | 1 | 1989 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.