MANZANITA WATER DEPARTMENT
PWS ID: OR4100505 · MANZANITA, Oregon 97130
Population Served
3,200
Total Violations
168
Health-Based Violations
56
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 1,904
- County
- Tillamook
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 103
- Treatment Tech Violations
- 56
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 44 | 2009 |
| Lead and Copper Rule | TT | 40 | 2000 |
| Lead and Copper Rule | MR | 16 | 2025 |
| Surface Water Treatment Rule | TT | 16 | 1992 |
| Nitrate | MR | 13 | 2004 |
| Consumer Confidence Rule | Other | 4 | 2025 |
| Coliform (TCR) | MR | 3 | 1997 |
| Interim Enhanced Surface Water Treatment Rule | MR | 2 | 2009 |
| Xylenes, Total | MR | 1 | 2004 |
| o-Dichlorobenzene | MR | 1 | 2004 |
| 1,1-Dichloroethylene | MR | 1 | 2004 |
| 1,2-Dichloroethane | MR | 1 | 2004 |
| 1,1,1-Trichloroethane | MR | 1 | 2004 |
| 1,1,2-Trichloroethane | MR | 1 | 2004 |
| Tetrachloroethylene | MR | 1 | 2004 |
| CHLOROBENZENE | MR | 1 | 2004 |
| Toluene | MR | 1 | 2004 |
| Ethylbenzene | MR | 1 | 2004 |
| Styrene | MR | 1 | 2004 |
| TTHM | MR | 1 | 2018 |
| Total Haloacetic Acids (HAA5) | MR | 1 | 2018 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1976 |
| DICHLOROMETHANE | MR | 1 | 2004 |
| 1,2-Dichloropropane | MR | 1 | 2004 |
| p-Dichlorobenzene | MR | 1 | 2004 |
| cis-1,2-Dichloroethylene | MR | 1 | 2004 |
| Benzene | MR | 1 | 2004 |
| trans-1,2-Dichloroethylene | MR | 1 | 2004 |
| 1,2,4-Trichlorobenzene | MR | 1 | 2004 |
| Vinyl chloride | MR | 1 | 2004 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.