Drinking Water Systems in GRASS RANGE, Montana
2 water systems are reported for this city, with a combined service population of 160. The systems have 5 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving GRASS RANGE
AYERS HUTTERITE COLONY
58 served14 historical records
A
GRASS RANGE TOWN OF
102 served67 historical records5 recent
C
EPA Contaminant Categories in Historical Violation Records
Consumer Confidence Rule12 records
Coliform (TCR)5 records
Lead and Copper Rule5 records
Antimony4 records
Nitrate3 records
Di(2-ethylhexyl) phthalate3 records
1,2,4-Trichlorobenzene2 records
Xylenes, Total2 records
Trichloroethylene (TCE)2 records
o-Dichlorobenzene2 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.