COP CONSTRUCTION LLC
PWS ID: MT0004574 · BILLINGS, Montana 59104
Population Served
30
Total Violations
9
Health-Based Violations
0
Water Source
Surface Water
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- Yellowstone
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 9
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 3 | 2011 |
| Revised Total Coliform Rule | MON | 3 | 2019 |
| Lead and Copper Rule | MR | 3 | 2022 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.