EAST MALTA COLONY
PWS ID: MT0001769 · MALTA, Montana 59538-9602
Population Served
47
Total Violations
178
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 12
- County
- Phillips
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 161
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 31 | 2013 |
| Consumer Confidence Rule | Other | 12 | 2025 |
| Nitrate-Nitrite | MR | 11 | 2024 |
| Lead and Copper Rule | MR | 9 | 2017 |
| E. COLI | MR | 9 | 2019 |
| Mercury | MR | 8 | 1999 |
| Chromium | MR | 8 | 1999 |
| Barium | MR | 8 | 1999 |
| Selenium | MR | 8 | 1999 |
| Cadmium | MR | 8 | 1999 |
| Fluoride | MR | 8 | 1999 |
| Revised Total Coliform Rule | MON | 7 | 2023 |
| Di(2-ethylhexyl) phthalate | MR | 6 | 2008 |
| Nitrate | MR | 5 | 1998 |
| Arsenic | MR | 4 | 1996 |
| Asbestos | MR | 3 | 2011 |
| Di(2-ethylhexyl) adipate | MR | 1 | 1996 |
| Simazine | MR | 1 | 1996 |
| Picloram | MR | 1 | 1996 |
| OXAMYL | MR | 1 | 1996 |
| Dalapon | MR | 1 | 1996 |
| Pentachlorophenol | MR | 1 | 1996 |
| Heptachlor epoxide | MR | 1 | 1996 |
| Heptachlor | MR | 1 | 1996 |
| Carbofuran | MR | 1 | 1996 |
| Atrazine | MR | 1 | 1996 |
| Aldicarb sulfone | MR | 1 | 1996 |
| Aldicarb sulfoxide | MR | 1 | 1996 |
| Aldicarb | MR | 1 | 1996 |
| 2,4,5-TP | MR | 1 | 1996 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.