Klagetoh NTUA
PWS ID: NN0403026 · Ft Defiance, Navajo Nation 86504
Population Served
971
Total Violations
96
Health-Based Violations
3
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Native American
- Connections
- 284
- School/Daycare
- No
- MCL Violations
- 3
- Monitoring Violations
- 83
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 9 | 2014 |
| Total Polychlorinated Biphenyls (PCB) | MR | 4 | 2008 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 4 | 2008 |
| ETHYLENE DIBROMIDE | MR | 4 | 2008 |
| Coliform (TCR) | MCL | 3 | 2010 |
| TTHM | MR | 3 | 2020 |
| Total Haloacetic Acids (HAA5) | MR | 3 | 2020 |
| Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | 2 | 2013 |
| Nitrate | MR | 2 | 2007 |
| Endrin | MR | 1 | 2004 |
| Methoxychlor | MR | 1 | 2004 |
| Endothall | MR | 1 | 2004 |
| Glyphosate | MR | 1 | 2004 |
| Di(2-ethylhexyl) adipate | MR | 1 | 2004 |
| Dinoseb | MR | 1 | 2004 |
| Carbofuran | MR | 1 | 2004 |
| Aldicarb | MR | 1 | 2004 |
| 2,3,7,8-TCDD | MR | 1 | 2004 |
| Heptachlor | MR | 1 | 2004 |
| Heptachlor epoxide | MR | 1 | 2004 |
| 2,4-D | MR | 1 | 2004 |
| 2,4,5-TP | MR | 1 | 2004 |
| HEXACHLOROBENZENE | MR | 1 | 2004 |
| Benzo(a)pyrene | MR | 1 | 2004 |
| Pentachlorophenol | MR | 1 | 2004 |
| 1,2,4-Trichlorobenzene | MR | 1 | 2004 |
| Xylenes, Total | MR | 1 | 2004 |
| Vinyl chloride | MR | 1 | 2004 |
| 1,1-Dichloroethylene | MR | 1 | 2004 |
| trans-1,2-Dichloroethylene | MR | 1 | 2004 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.