BRADY COUNTY WATER SEWER DISTRICT
PWS ID: MT0000164 · BRADY, Montana 59416
Population Served
144
Total Violations
1,954
Health-Based Violations
522
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 73
- County
- Pondera
- School/Daycare
- No
- MCL Violations
- 376
- Monitoring Violations
- 1,386
- Treatment Tech Violations
- 146
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Total Haloacetic Acids (HAA5) | MCL | 185 | 2014 |
| TTHM | MCL | 170 | 2014 |
| Surface Water Treatment Rule | MR | 140 | 2013 |
| CARBON, TOTAL | MR | 117 | 2013 |
| CARBON, TOTAL | TT | 84 | 2014 |
| TTHM | MR | 66 | 2025 |
| Total Haloacetic Acids (HAA5) | MR | 61 | 2025 |
| Hexachlorocyclopentadiene | MR | 51 | 2013 |
| Interim Enhanced Surface Water Treatment Rule | MR | 48 | 2006 |
| Dalapon | MR | 37 | 2013 |
| Coliform (TCR) | MR | 33 | 2015 |
| Interim Enhanced Surface Water Treatment Rule | TT | 33 | 2008 |
| Arsenic | MR | 30 | 2013 |
| Surface Water Treatment Rule | TT | 29 | 2013 |
| Lead and Copper Rule | MR | 24 | 2019 |
| cis-1,2-Dichloroethylene | MR | 23 | 2013 |
| Xylenes, Total | MR | 23 | 2013 |
| p-Dichlorobenzene | MR | 23 | 2013 |
| Vinyl chloride | MR | 23 | 2013 |
| trans-1,2-Dichloroethylene | MR | 23 | 2013 |
| 1,2-Dichloroethane | MR | 23 | 2013 |
| 1,2-Dichloropropane | MR | 23 | 2013 |
| 1,1,2-Trichloroethane | MR | 23 | 2013 |
| Benzene | MR | 23 | 2013 |
| Ethylbenzene | MR | 23 | 2013 |
| o-Dichlorobenzene | MR | 23 | 2013 |
| Carbon tetrachloride | MR | 23 | 2013 |
| Trichloroethylene | MR | 23 | 2013 |
| Toluene | MR | 23 | 2013 |
| Styrene | MR | 23 | 2013 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.