WICKIUP WATER DISTRICT
PWS ID: OR4100063 · ASTORIA, Oregon 97103
Population Served
1,630
Total Violations
306
Health-Based Violations
18
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 653
- County
- Clatsop
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 278
- Treatment Tech Violations
- 14
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 29 | 2023 |
| Coliform (TCR) | MR | 19 | 2013 |
| Surface Water Treatment Rule | TT | 14 | 1996 |
| Lead and Copper Rule | MR | 13 | 2024 |
| Interim Enhanced Surface Water Treatment Rule | MR | 12 | 2023 |
| 1,1,2-Trichloroethane | MR | 6 | 2019 |
| cis-1,2-Dichloroethylene | MR | 5 | 2019 |
| DICHLOROMETHANE | MR | 5 | 2019 |
| p-Dichlorobenzene | MR | 5 | 2019 |
| Vinyl chloride | MR | 5 | 2019 |
| 1,1-Dichloroethylene | MR | 5 | 2019 |
| trans-1,2-Dichloroethylene | MR | 5 | 2019 |
| CHLOROBENZENE | MR | 5 | 2019 |
| 1,2-Dichloroethane | MR | 5 | 2019 |
| 1,2-Dichloropropane | MR | 5 | 2019 |
| 1,1,1-Trichloroethane | MR | 5 | 2019 |
| 1,2,4-Trichlorobenzene | MR | 4 | 2019 |
| o-Dichlorobenzene | MR | 4 | 2019 |
| Carbon tetrachloride | MR | 4 | 2019 |
| Toluene | MR | 4 | 2019 |
| Ethylbenzene | MR | 4 | 2019 |
| Styrene | MR | 4 | 2019 |
| TTHM | MR | 4 | 2017 |
| Nitrate | MR | 4 | 2019 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2017 |
| Xylenes, Total | MR | 4 | 2019 |
| Tetrachloroethylene | MR | 4 | 2019 |
| Benzene | MR | 4 | 2019 |
| Trichloroethylene | MR | 4 | 2019 |
| Coliform (TCR) | MCL | 4 | 1992 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.