MAGNOLIA ESTATES
PWS ID: MT0004021 · MISSOULA, Montana 59801
Population Served
140
Total Violations
130
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 57
- County
- Missoula
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 123
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Consumer Confidence Rule | Other | 7 | 2013 |
| Nitrate-Nitrite | MR | 6 | 2006 |
| Lead and Copper Rule | MR | 4 | 2002 |
| Arsenic | MR | 3 | 2002 |
| Chromium | MR | 3 | 2002 |
| Fluoride | MR | 3 | 2002 |
| Antimony, Total | MR | 3 | 2002 |
| Beryllium, Total | MR | 3 | 2002 |
| Thallium, Total | MR | 3 | 2002 |
| Selenium | MR | 3 | 2002 |
| Di(2-ethylhexyl) adipate | MR | 3 | 2002 |
| Di(2-ethylhexyl) phthalate | MR | 3 | 2002 |
| Picloram | MR | 3 | 2002 |
| Hexachlorocyclopentadiene | MR | 3 | 2002 |
| Aldicarb sulfoxide | MR | 3 | 2002 |
| Aldicarb sulfone | MR | 3 | 2002 |
| Aldicarb | MR | 3 | 2002 |
| Atrazine | MR | 3 | 2002 |
| LASSO | MR | 3 | 2002 |
| Heptachlor epoxide | MR | 3 | 2002 |
| 2,4-D | MR | 3 | 2002 |
| HEXACHLOROBENZENE | MR | 3 | 2002 |
| Benzo(a)pyrene | MR | 3 | 2002 |
| OXAMYL | MR | 3 | 2002 |
| Cadmium | MR | 3 | 2002 |
| Endrin | MR | 3 | 2002 |
| Toxaphene | MR | 3 | 2002 |
| Nickel | MR | 3 | 2002 |
| 2,4,5-TP | MR | 3 | 2002 |
| Simazine | MR | 3 | 2002 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.