NEIHART TOWN OF
PWS ID: MT0000298 · NEIHART, Montana 59465
Population Served
229
Total Violations
376
Health-Based Violations
128
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 110
- County
- Cascade
- School/Daycare
- No
- MCL Violations
- 1
- Monitoring Violations
- 224
- Treatment Tech Violations
- 127
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 101 | 2006 |
| Interim Enhanced Surface Water Treatment Rule | TT | 85 | 2009 |
| Lead and Copper Rule | MR | 41 | 2018 |
| Surface Water Treatment Rule | TT | 39 | 2004 |
| Interim Enhanced Surface Water Treatment Rule | MR | 35 | 2006 |
| Coliform (TCR) | MR | 14 | 2003 |
| Consumer Confidence Rule | Other | 14 | 2020 |
| Arsenic | MR | 7 | 2001 |
| Revised Total Coliform Rule | MON | 6 | 2024 |
| Nitrate | MR | 3 | 1997 |
| Chlorine | MR | 3 | 2004 |
| TTHM | MR | 3 | 2004 |
| Total Haloacetic Acids (HAA5) | MR | 3 | 2004 |
| Lead and Copper Rule | TT | 3 | 2001 |
| Thallium, Total | MR | 2 | 1997 |
| Nickel | MR | 2 | 1997 |
| Antimony, Total | MR | 2 | 1997 |
| Beryllium, Total | MR | 2 | 1997 |
| Coliform (TCR) | MCL | 1 | 1998 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.