PlainWater

NORTH HAVRE COUNTY WATER DIST

PWS ID: MT0002988 · HAVRE, Montana 59501

Population Served
90
Total Violations
886
Health-Based Violations
684
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
45
County
Hill
School/Daycare
No
MCL Violations
139
Monitoring Violations
190
Treatment Tech Violations
545

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Interim Enhanced Surface Water Treatment Rule TT 545 2010
Total Haloacetic Acids (HAA5) MCL 70 2010
TTHM MCL 69 2011
Surface Water Treatment Rule MR 46 2024
Interim Enhanced Surface Water Treatment Rule MR 24 2007
TTHM MR 21 2006
Total Haloacetic Acids (HAA5) MR 15 2006
Consumer Confidence Rule Other 8 2012
Lead and Copper Rule MR 5 2013
Asbestos MR 5 2011
Coliform (TCR) MR 3 2000
1,2,4-Trichlorobenzene MR 3 2005
Xylenes, Total MR 3 2005
DICHLOROMETHANE MR 3 2005
o-Dichlorobenzene MR 3 2005
p-Dichlorobenzene MR 3 2005
1,2-Dichloroethane MR 3 2005
Trichloroethylene MR 3 2005
1,1,2-Trichloroethane MR 3 2005
Tetrachloroethylene MR 3 2005
CHLOROBENZENE MR 3 2005
Toluene MR 3 2005
Styrene MR 3 2005
Public Notice Other 3 2008
Revised Total Coliform Rule MON 3 2018
1,1,1-Trichloroethane MR 3 2005
trans-1,2-Dichloroethylene MR 3 2005
Carbon tetrachloride MR 3 2005
cis-1,2-Dichloroethylene MR 3 2005
1,1-Dichloroethylene MR 3 2005
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.