PlainWater
States → Navajo Nation

Low Mountain Boarding School BIA

PWS ID: NN0435006 · Pinon, Navajo Nation 86510

Population Served
339
Total Violations
163
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Federal
Connections
20
School/Daycare
Yes
MCL Violations
0
Monitoring Violations
142
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 8 2013
Revised Total Coliform Rule RPT 7 2023
Total Haloacetic Acids (HAA5) MR 6 2022
Consumer Confidence Rule Other 5 2021
TTHM MR 4 2022
Nitrate MR 2 2010
Endrin MR 2 2008
Methoxychlor MR 2 2008
Toxaphene MR 2 2008
Dalapon MR 2 2008
Diquat MR 2 2008
Endothall MR 2 2008
Glyphosate MR 2 2008
Di(2-ethylhexyl) adipate MR 2 2008
OXAMYL MR 2 2008
Simazine MR 2 2008
Picloram MR 2 2008
Dinoseb MR 2 2008
Hexachlorocyclopentadiene MR 2 2008
Atrazine MR 2 2008
LASSO MR 2 2008
2,3,7,8-TCDD MR 2 2008
Heptachlor MR 2 2008
Heptachlor epoxide MR 2 2008
2,4-D MR 2 2008
2,4,5-TP MR 2 2008
HEXACHLOROBENZENE MR 2 2008
Benzo(a)pyrene MR 2 2008
Pentachlorophenol MR 2 2008
1,2,4-Trichlorobenzene MR 2 2008
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.