DIAMOND RIDGE WATER ASSOCIATION
PWS ID: OR4106138 · EUGENE, Oregon 97402
Population Served
54
Total Violations
114
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 25
- County
- Lane
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 114
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 4 | 2014 |
| TTHM | MR | 2 | 2010 |
| Total Haloacetic Acids (HAA5) | MR | 2 | 2010 |
| Lead and Copper Rule | MR | 2 | 2011 |
| Xylenes, Total | MR | 2 | 2010 |
| Vinyl chloride | MR | 2 | 2010 |
| 1,1-Dichloroethylene | MR | 2 | 2010 |
| 1,2-Dichloroethane | MR | 2 | 2010 |
| 1,1,1-Trichloroethane | MR | 2 | 2010 |
| 1,1,2-Trichloroethane | MR | 2 | 2010 |
| Tetrachloroethylene | MR | 2 | 2010 |
| Benzene | MR | 2 | 2010 |
| Ethylbenzene | MR | 2 | 2010 |
| Styrene | MR | 2 | 2010 |
| Endrin | MR | 2 | 2010 |
| Diquat | MR | 2 | 2010 |
| Glyphosate | MR | 2 | 2010 |
| Di(2-ethylhexyl) adipate | MR | 2 | 2010 |
| Carbofuran | MR | 2 | 2010 |
| Heptachlor | MR | 2 | 2010 |
| Heptachlor epoxide | MR | 2 | 2010 |
| 2,4,5-TP | MR | 2 | 2010 |
| Pentachlorophenol | MR | 2 | 2010 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 2 | 2010 |
| Chlordane | MR | 2 | 2010 |
| BHC-GAMMA | MR | 2 | 2010 |
| trans-1,2-Dichloroethylene | MR | 2 | 2010 |
| Simazine | MR | 2 | 2010 |
| Toxaphene | MR | 2 | 2010 |
| 1,2,4-Trichlorobenzene | MR | 2 | 2010 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.