ASHLAND WATER AND SEWER DIST
PWS ID: MT0000458 · ASHLAND, Montana 59003
Population Served
400
Total Violations
650
Health-Based Violations
18
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 98
- County
- Rosebud
- School/Daycare
- No
- MCL Violations
- 15
- Monitoring Violations
- 621
- Treatment Tech Violations
- 3
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Combined Radium (-226 and -228) | MR | 25 | 2020 |
| 1,2,4-Trichlorobenzene | MR | 24 | 2020 |
| cis-1,2-Dichloroethylene | MR | 24 | 2020 |
| Xylenes, Total | MR | 24 | 2020 |
| p-Dichlorobenzene | MR | 24 | 2020 |
| 1,1,1-Trichloroethane | MR | 24 | 2020 |
| Carbon tetrachloride | MR | 24 | 2020 |
| Trichloroethylene | MR | 24 | 2020 |
| Tetrachloroethylene | MR | 24 | 2020 |
| Benzene | MR | 24 | 2020 |
| Toluene | MR | 24 | 2020 |
| trans-1,2-Dichloroethylene | MR | 24 | 2020 |
| 1,2-Dichloropropane | MR | 24 | 2020 |
| Ethylbenzene | MR | 24 | 2020 |
| 1,1-Dichloroethylene | MR | 24 | 2020 |
| o-Dichlorobenzene | MR | 24 | 2020 |
| 1,2-Dichloroethane | MR | 24 | 2020 |
| Styrene | MR | 24 | 2020 |
| DICHLOROMETHANE | MR | 24 | 2020 |
| Vinyl chloride | MR | 24 | 2020 |
| CHLOROBENZENE | MR | 24 | 2020 |
| 1,1,2-Trichloroethane | MR | 24 | 2020 |
| Coliform (TCR) | MR | 23 | 2010 |
| Lead and Copper Rule | MR | 15 | 2022 |
| Coliform (TCR) | MCL | 13 | 2006 |
| Fluoride | MR | 12 | 2023 |
| Consumer Confidence Rule | Other | 11 | 2024 |
| E. COLI | MR | 11 | 2023 |
| Nitrate-Nitrite | MR | 7 | 2021 |
| Revised Total Coliform Rule | MON | 7 | 2025 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.