TANQUE VERDE GUEST RANCH
PWS ID: AZ0420472 · TUCSON, Arizona 85748
Population Served
150
Total Violations
89
Health-Based Violations
5
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Public/Private
- Connections
- 40
- County
- Pima
- School/Daycare
- No
- MCL Violations
- 5
- Monitoring Violations
- 71
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 35 | 2023 |
| Coliform (TCR) | MR | 8 | 2016 |
| Total Haloacetic Acids (HAA5) | MR | 6 | 2022 |
| Nitrate | MR | 4 | 2001 |
| TTHM | MR | 4 | 2019 |
| Fluoride | MCL | 3 | 2012 |
| Public Notice | Other | 2 | 2021 |
| Selenium | MR | 2 | 1988 |
| Cadmium | MR | 2 | 1988 |
| Arsenic | MR | 2 | 1988 |
| Chromium | MR | 2 | 1988 |
| Barium | MR | 2 | 1988 |
| Fluoride | MR | 2 | 1988 |
| Revised Total Coliform Rule | RPT | 2 | 2020 |
| Mercury | MR | 2 | 1988 |
| TTHM | MCL | 1 | 2005 |
| Coliform (TCR) | MCL | 1 | 1991 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.