DIAMOND LAKE GAS STATION
PWS ID: OR4195243 · RIDDLE, Oregon 97469
Population Served
45
Total Violations
104
Health-Based Violations
5
Water Source
Surface Water
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 2
- County
- Douglas
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 97
- Treatment Tech Violations
- 1
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| COLIPHAGE | MR | 40 | 2024 |
| Surface Water Treatment Rule | MR | 27 | 2025 |
| Revised Total Coliform Rule | MON | 15 | 2025 |
| Coliform (TCR) | MR | 10 | 2012 |
| Nitrate | MR | 4 | 2021 |
| Revised Total Coliform Rule | MCL | 4 | 2022 |
| E. COLI | MR | 1 | 2025 |
| Revised Total Coliform Rule | TT | 1 | 2025 |
| Public Notice | Other | 1 | 2025 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.