ROWENA DELL WATER SYSTEM
PWS ID: OR4105372 · THE DALLES, Oregon 97058
Population Served
30
Total Violations
288
Health-Based Violations
38
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 19
- County
- Wasco
- School/Daycare
- No
- MCL Violations
- 38
- Monitoring Violations
- 237
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 38 | 2013 |
| Coliform (TCR) | MR | 28 | 2013 |
| Public Notice | Other | 10 | 2013 |
| E. COLI | MR | 5 | 2013 |
| Endrin | MR | 4 | 2009 |
| Toxaphene | MR | 4 | 2009 |
| Diquat | MR | 4 | 2009 |
| Glyphosate | MR | 4 | 2009 |
| Di(2-ethylhexyl) adipate | MR | 4 | 2009 |
| Dinoseb | MR | 4 | 2009 |
| Heptachlor | MR | 4 | 2009 |
| Heptachlor epoxide | MR | 4 | 2009 |
| 2,4,5-TP | MR | 4 | 2009 |
| Benzo(a)pyrene | MR | 4 | 2009 |
| Pentachlorophenol | MR | 4 | 2009 |
| Total Polychlorinated Biphenyls (PCB) | MR | 4 | 2009 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 4 | 2009 |
| ETHYLENE DIBROMIDE | MR | 4 | 2009 |
| Chlordane | MR | 4 | 2009 |
| Xylenes, Total | MR | 4 | 2009 |
| DICHLOROMETHANE | MR | 4 | 2009 |
| p-Dichlorobenzene | MR | 4 | 2009 |
| Vinyl chloride | MR | 4 | 2009 |
| 1,1-Dichloroethylene | MR | 4 | 2009 |
| trans-1,2-Dichloroethylene | MR | 4 | 2009 |
| 1,2-Dichloroethane | MR | 4 | 2009 |
| 1,1,1-Trichloroethane | MR | 4 | 2009 |
| 1,2-Dichloropropane | MR | 4 | 2009 |
| Trichloroethylene | MR | 4 | 2009 |
| Tetrachloroethylene | MR | 4 | 2009 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.