PlainWater

Chuska Community Boarding School BIA

PWS ID: NN3536003 · Tohatchi, Navajo Nation 87325-0321

Population Served
348
Total Violations
234
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Federal
Connections
87
School/Daycare
Yes
MCL Violations
2
Monitoring Violations
211
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 11 2015
Lead and Copper Rule MR 7 2017
2,3,7,8-TCDD MR 6 2008
Endrin MR 5 2008
BHC-GAMMA MR 5 2008
Methoxychlor MR 5 2008
Toxaphene MR 5 2008
Dalapon MR 5 2008
Diquat MR 5 2008
Glyphosate MR 5 2008
Di(2-ethylhexyl) adipate MR 5 2008
OXAMYL MR 5 2008
Picloram MR 5 2008
Dinoseb MR 5 2008
Hexachlorocyclopentadiene MR 5 2008
Carbofuran MR 5 2008
LASSO MR 5 2008
Heptachlor MR 5 2008
2,4-D MR 5 2008
2,4,5-TP MR 5 2008
HEXACHLOROBENZENE MR 5 2008
Benzo(a)pyrene MR 5 2008
Pentachlorophenol MR 5 2008
Total Polychlorinated Biphenyls (PCB) MR 5 2008
1,2-DIBROMO-3-CHLOROPROPANE MR 5 2008
ETHYLENE DIBROMIDE MR 5 2008
Chlordane MR 5 2008
Simazine MR 5 2008
Atrazine MR 5 2008
Di(2-ethylhexyl) phthalate MR 5 2008
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.