ESSEX COUNTY WATER AND OR SEWER DISTRICT
PWS ID: MT0000209 · ESSEX, Montana 59916
Population Served
52
Total Violations
90
Health-Based Violations
1
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Local
- Connections
- 32
- County
- Flathead
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 88
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 72 | 2009 |
| Coliform (TCR) | MR | 9 | 2012 |
| Nitrate-Nitrite | MR | 3 | 2001 |
| Nitrate | MR | 2 | 1998 |
| Lead and Copper Rule | MR | 2 | 1993 |
| Surface Water Treatment Rule | TT | 1 | 1992 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.