DIAMOND LAKE LODGE/RESORT
PWS ID: OR4192104 · RIDDLE, Oregon 97469
Population Served
90
Total Violations
168
Health-Based Violations
14
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 70
- County
- Douglas
- School/Daycare
- No
- MCL Violations
- 8
- Monitoring Violations
- 139
- Treatment Tech Violations
- 6
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 43 | 2016 |
| Consumer Confidence Rule | Other | 11 | 2025 |
| Nitrate | MR | 10 | 2021 |
| Coliform (TCR) | MCL | 8 | 2001 |
| Lead and Copper Rule | MR | 8 | 2021 |
| Lead and Copper Rule | TT | 6 | 2016 |
| Revised Total Coliform Rule | MON | 3 | 2021 |
| Arsenic | MR | 2 | 2002 |
| Beryllium, Total | MR | 2 | 2002 |
| CYANIDE | MR | 2 | 2002 |
| Nickel | MR | 2 | 2002 |
| Antimony, Total | MR | 2 | 2002 |
| Nitrite | MR | 2 | 2014 |
| E. COLI | MR | 2 | 2016 |
| Gross Alpha, Excl. Radon and U | MR | 2 | 2008 |
| Thallium, Total | MR | 2 | 2002 |
| Carbon tetrachloride | MR | 1 | 1999 |
| o-Dichlorobenzene | MR | 1 | 1999 |
| p-Dichlorobenzene | MR | 1 | 1999 |
| Styrene | MR | 1 | 1999 |
| trans-1,2-Dichloroethylene | MR | 1 | 1999 |
| Trichloroethylene | MR | 1 | 1999 |
| Vinyl chloride | MR | 1 | 1999 |
| 2,4-D | MR | 1 | 1999 |
| Di(2-ethylhexyl) adipate | MR | 1 | 1999 |
| LASSO | MR | 1 | 1999 |
| Atrazine | MR | 1 | 1999 |
| Benzo(a)pyrene | MR | 1 | 1999 |
| Chlordane | MR | 1 | 1999 |
| Diquat | MR | 1 | 1999 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.