Monument Valley Utah Schools
PWS ID: NN4900227 · Blanding, Navajo Nation 84511
Population Served
700
Total Violations
303
Health-Based Violations
10
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 42
- School/Daycare
- Yes
- MCL Violations
- 7
- Monitoring Violations
- 250
- Treatment Tech Violations
- 3
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 36 | 2014 |
| Consumer Confidence Rule | Other | 12 | 2024 |
| Nitrate | MR | 7 | 2010 |
| Coliform (TCR) | MCL | 7 | 2011 |
| E. COLI | MR | 6 | 2017 |
| CYANIDE | MR | 3 | 2008 |
| Mercury | MR | 3 | 2008 |
| Selenium | MR | 3 | 2008 |
| Beryllium, Total | MR | 3 | 2008 |
| Thallium, Total | MR | 3 | 2008 |
| Methoxychlor | MR | 3 | 2008 |
| Toxaphene | MR | 3 | 2008 |
| Dalapon | MR | 3 | 2008 |
| Diquat | MR | 3 | 2008 |
| Glyphosate | MR | 3 | 2008 |
| Di(2-ethylhexyl) adipate | MR | 3 | 2008 |
| OXAMYL | MR | 3 | 2008 |
| Simazine | MR | 3 | 2008 |
| Picloram | MR | 3 | 2008 |
| Hexachlorocyclopentadiene | MR | 3 | 2008 |
| Atrazine | MR | 3 | 2008 |
| LASSO | MR | 3 | 2008 |
| 2,3,7,8-TCDD | MR | 3 | 2008 |
| HEXACHLOROBENZENE | MR | 3 | 2008 |
| Pentachlorophenol | MR | 3 | 2008 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 3 | 2008 |
| ETHYLENE DIBROMIDE | MR | 3 | 2008 |
| Xylenes, Total | MR | 3 | 2008 |
| DICHLOROMETHANE | MR | 3 | 2008 |
| o-Dichlorobenzene | MR | 3 | 2008 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.