Ramona Smith Water Users Group Inc
PWS ID: NN3500266 · Tohatchi, Navajo Nation 87325
Population Served
77
Total Violations
199
Health-Based Violations
3
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 14
- School/Daycare
- No
- MCL Violations
- 3
- Monitoring Violations
- 134
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Revised Total Coliform Rule | MON | 47 | 2025 |
| Coliform (TCR) | MR | 29 | 2016 |
| Public Notice | Other | 28 | 2025 |
| Nitrate | MR | 20 | 2024 |
| Nitrite | MR | 16 | 2024 |
| Revised Total Coliform Rule | RPT | 9 | 2022 |
| Consumer Confidence Rule | Other | 6 | 2021 |
| CYANIDE | MR | 3 | 2011 |
| Fluoride | MR | 3 | 2011 |
| Endothall | MR | 3 | 2008 |
| Glyphosate | MR | 3 | 2008 |
| Total Polychlorinated Biphenyls (PCB) | MR | 3 | 2008 |
| Coliform (TCR) | MCL | 3 | 2015 |
| Diquat | MR | 3 | 2008 |
| 2,3,7,8-TCDD | MR | 3 | 2011 |
| Revised Total Coliform Rule | Other | 2 | 2016 |
| Lead and Copper Rule | MR | 1 | 2004 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.