VALLEY GROVE SUBDIVISION
PWS ID: MT0003780 · BELGRADE, Montana 59714
Population Served
825
Total Violations
148
Health-Based Violations
25
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 351
- County
- Gallatin
- School/Daycare
- No
- MCL Violations
- 25
- Monitoring Violations
- 101
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 25 | 2015 |
| Consumer Confidence Rule | Other | 22 | 2020 |
| Coliform (TCR) | MR | 18 | 2011 |
| Lead and Copper Rule | MR | 14 | 2015 |
| E. COLI | MR | 12 | 2012 |
| Nitrate-Nitrite | MR | 9 | 2005 |
| Di(2-ethylhexyl) phthalate | MR | 5 | 2015 |
| Chromium | MR | 3 | 1999 |
| Fluoride | MR | 3 | 1999 |
| Mercury | MR | 3 | 1999 |
| Nickel | MR | 3 | 1999 |
| OXAMYL | MR | 3 | 1999 |
| Arsenic | MR | 3 | 1999 |
| Asbestos | MR | 3 | 2011 |
| Barium | MR | 3 | 1999 |
| Cadmium | MR | 3 | 1999 |
| Antimony, Total | MR | 3 | 1999 |
| Combined Radium (-226 and -228) | MR | 3 | 2008 |
| Thallium, Total | MR | 3 | 1999 |
| Beryllium, Total | MR | 3 | 1999 |
| Selenium | MR | 3 | 1999 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 2008 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.