MELSTONE TOWN OF
PWS ID: MT0000290 · MELSTONE, Montana 59054
Population Served
170
Total Violations
440
Health-Based Violations
4
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 92
- County
- Musselshell
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 415
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 94 | 2007 |
| CARBON, TOTAL | MR | 60 | 2004 |
| Interim Enhanced Surface Water Treatment Rule | MR | 47 | 2007 |
| TTHM | MR | 29 | 2016 |
| Total Haloacetic Acids (HAA5) | MR | 29 | 2016 |
| Groundwater Rule | MR | 13 | 2021 |
| Consumer Confidence Rule | Other | 12 | 2018 |
| Lead and Copper Rule | MR | 11 | 2024 |
| Coliform (TCR) | MR | 8 | 2014 |
| Gross Alpha, Excl. Radon and U | MR | 6 | 2012 |
| Combined Radium (-226 and -228) | MR | 6 | 2012 |
| CARBON, TOTAL | TT | 4 | 2011 |
| Endrin | MR | 3 | 2013 |
| BHC-GAMMA | MR | 3 | 2013 |
| Methoxychlor | MR | 3 | 2013 |
| Toxaphene | MR | 3 | 2013 |
| Di(2-ethylhexyl) adipate | MR | 3 | 2013 |
| Simazine | MR | 3 | 2013 |
| Dinoseb | MR | 3 | 2013 |
| Hexachlorocyclopentadiene | MR | 3 | 2013 |
| Aldicarb sulfone | MR | 3 | 2013 |
| Carbofuran | MR | 3 | 2013 |
| LASSO | MR | 3 | 2013 |
| Heptachlor | MR | 3 | 2013 |
| Heptachlor epoxide | MR | 3 | 2013 |
| 2,4-D | MR | 3 | 2013 |
| HEXACHLOROBENZENE | MR | 3 | 2013 |
| Benzo(a)pyrene | MR | 3 | 2013 |
| Pentachlorophenol | MR | 3 | 2013 |
| Chlordane | MR | 3 | 2013 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.