DALLESPORT WATER DISTRICT
PWS ID: WA5317715 · Dallesport, Washington 98617
Population Served
598
Total Violations
71
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 305
- County
- Klickitat
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 68
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Diquat | MR | 9 | 2007 |
| Di(2-ethylhexyl) phthalate | MR | 5 | 2007 |
| TTHM | MR | 4 | 2021 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2021 |
| Nitrate | MR | 2 | 2009 |
| 1,2,4-Trichlorobenzene | MR | 1 | 2011 |
| DICHLOROMETHANE | MR | 1 | 2011 |
| o-Dichlorobenzene | MR | 1 | 2011 |
| p-Dichlorobenzene | MR | 1 | 2011 |
| Vinyl chloride | MR | 1 | 2011 |
| trans-1,2-Dichloroethylene | MR | 1 | 2011 |
| 1,1,1-Trichloroethane | MR | 1 | 2011 |
| 1,2-Dichloropropane | MR | 1 | 2011 |
| Trichloroethylene | MR | 1 | 2011 |
| 1,1,2-Trichloroethane | MR | 1 | 2011 |
| Benzene | MR | 1 | 2011 |
| Toluene | MR | 1 | 2011 |
| Ethylbenzene | MR | 1 | 2011 |
| Styrene | MR | 1 | 2011 |
| Lead and Copper Rule | MR | 1 | 1997 |
| LASSO | MR | 1 | 2007 |
| Hexachlorocyclopentadiene | MR | 1 | 2007 |
| Selenium | MR | 1 | 1979 |
| Cadmium | MR | 1 | 1979 |
| Di(2-ethylhexyl) adipate | MR | 1 | 2007 |
| Pentachlorophenol | MR | 1 | 2007 |
| Atrazine | MR | 1 | 2007 |
| BHC-GAMMA | MR | 1 | 2007 |
| Toxaphene | MR | 1 | 2007 |
| Endrin | MR | 1 | 2007 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.