PARK GARDEN ESTATES
PWS ID: MT0000050 · GREAT FALLS, Montana 59404
Population Served
50
Total Violations
286
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 16
- County
- Cascade
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 280
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Gross Alpha, Excl. Radon and U | MR | 21 | 2020 |
| Coliform (TCR) | MR | 10 | 2009 |
| Lead and Copper Rule | MR | 9 | 2024 |
| Arsenic | MR | 6 | 1999 |
| Barium | MR | 4 | 2002 |
| Chromium | MR | 4 | 2002 |
| Beryllium, Total | MR | 4 | 2002 |
| Thallium, Total | MR | 4 | 2002 |
| Selenium | MR | 4 | 2002 |
| BHC-GAMMA | MR | 4 | 2002 |
| Methoxychlor | MR | 4 | 2002 |
| Dalapon | MR | 4 | 2002 |
| Di(2-ethylhexyl) adipate | MR | 4 | 2002 |
| OXAMYL | MR | 4 | 2002 |
| Di(2-ethylhexyl) phthalate | MR | 4 | 2002 |
| Picloram | MR | 4 | 2002 |
| Dinoseb | MR | 4 | 2002 |
| Hexachlorocyclopentadiene | MR | 4 | 2002 |
| Aldicarb sulfoxide | MR | 4 | 2002 |
| Atrazine | MR | 4 | 2002 |
| LASSO | MR | 4 | 2002 |
| Heptachlor epoxide | MR | 4 | 2002 |
| 2,4-D | MR | 4 | 2002 |
| 2,4,5-TP | MR | 4 | 2002 |
| HEXACHLOROBENZENE | MR | 4 | 2002 |
| Benzo(a)pyrene | MR | 4 | 2002 |
| 1,2,4-Trichlorobenzene | MR | 4 | 2002 |
| cis-1,2-Dichloroethylene | MR | 4 | 2002 |
| p-Dichlorobenzene | MR | 4 | 2002 |
| trans-1,2-Dichloroethylene | MR | 4 | 2002 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.