USFS SOUTH TWIN LAKE CG
PWS ID: OR4192508 · BEND, Oregon 97701
Population Served
155
Total Violations
42
Health-Based Violations
16
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Federal
- Connections
- 1
- County
- Deschutes
- School/Daycare
- No
- MCL Violations
- 16
- Monitoring Violations
- 21
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 16 | 2013 |
| Coliform (TCR) | MR | 10 | 2006 |
| Revised Total Coliform Rule | MON | 6 | 2025 |
| Public Notice | Other | 4 | 2013 |
| E. COLI | MR | 2 | 2023 |
| COLIPHAGE | MR | 2 | 2016 |
| Nitrate | MR | 1 | 2006 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.