MAKAH NEAH BAY
PWS ID: 105300012 · NEAH BAY, 10 98357
Population Served
1,300
Total Violations
783
Health-Based Violations
28
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Native American
- Connections
- 678
- School/Daycare
- No
- MCL Violations
- 20
- Monitoring Violations
- 725
- Treatment Tech Violations
- 8
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Benzene | MR | 17 | 2024 |
| TTHM | MCL | 16 | 2025 |
| DICHLOROMETHANE | MR | 15 | 2024 |
| p-Dichlorobenzene | MR | 15 | 2024 |
| Xylenes, Total | MR | 15 | 2024 |
| Vinyl chloride | MR | 15 | 2024 |
| 1,1-Dichloroethylene | MR | 15 | 2024 |
| Trichloroethylene | MR | 15 | 2024 |
| 1,1,2-Trichloroethane | MR | 15 | 2024 |
| CHLOROBENZENE | MR | 15 | 2024 |
| 1,1,1-Trichloroethane | MR | 15 | 2024 |
| Carbon tetrachloride | MR | 15 | 2024 |
| Toluene | MR | 15 | 2024 |
| Ethylbenzene | MR | 15 | 2024 |
| Styrene | MR | 15 | 2024 |
| 1,2,4-Trichlorobenzene | MR | 15 | 2024 |
| cis-1,2-Dichloroethylene | MR | 15 | 2024 |
| o-Dichlorobenzene | MR | 15 | 2024 |
| trans-1,2-Dichloroethylene | MR | 15 | 2024 |
| 1,2-Dichloropropane | MR | 15 | 2024 |
| Tetrachloroethylene | MR | 15 | 2024 |
| 1,2-Dichloroethane | MR | 15 | 2024 |
| Combined Radium (-226 and -228) | MR | 14 | 2024 |
| Gross Alpha, Excl. Radon and U | MR | 12 | 2024 |
| Combined Uranium | MR | 11 | 2024 |
| Antimony, Total | MR | 10 | 2022 |
| Arsenic | MR | 9 | 2022 |
| Cadmium | MR | 9 | 2022 |
| Chromium | MR | 9 | 2022 |
| Fluoride | MR | 9 | 2022 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.