PlainWater

White Post Mission NTUA

PWS ID: NN0400286 · Ft Defiance, Navajo Nation 86504

Population Served
185
Total Violations
1,145
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Native American
Connections
54
School/Daycare
No
MCL Violations
0
Monitoring Violations
1,044
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 251 2014
Nitrate MR 20 2016
Diquat MR 18 2014
Endothall MR 18 2014
Glyphosate MR 18 2014
2,3,7,8-TCDD MR 18 2014
Consumer Confidence Rule Other 16 2013
Nitrite MR 14 2016
Di(2-ethylhexyl) adipate MR 13 2014
2,4,5-TP MR 13 2014
trans-1,2-Dichloroethylene MR 13 2014
Endrin MR 12 2014
BHC-GAMMA MR 12 2014
Methoxychlor MR 12 2014
Toxaphene MR 12 2014
Dalapon MR 12 2014
OXAMYL MR 12 2014
Simazine MR 12 2014
Di(2-ethylhexyl) phthalate MR 12 2014
Picloram MR 12 2014
Dinoseb MR 12 2014
Hexachlorocyclopentadiene MR 12 2014
Carbofuran MR 12 2014
Atrazine MR 12 2014
LASSO MR 12 2014
Heptachlor MR 12 2014
Heptachlor epoxide MR 12 2014
2,4-D MR 12 2014
HEXACHLOROBENZENE MR 12 2014
Benzo(a)pyrene MR 12 2014
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.