WEST 15 DOMESTIC WATER ASSN
PWS ID: WA5394650 · OTHELLO, Washington 99344
Population Served
150
Total Violations
85
Health-Based Violations
21
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 41
- County
- Franklin
- School/Daycare
- No
- MCL Violations
- 21
- Monitoring Violations
- 60
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 19 | 1998 |
| Lead and Copper Rule | MR | 13 | 2019 |
| Coliform (TCR) | MR | 8 | 2006 |
| Arsenic | MR | 7 | 2017 |
| Consumer Confidence Rule | Other | 3 | 2025 |
| Fluoride | MCL | 2 | 1984 |
| Revised Total Coliform Rule | MON | 2 | 2025 |
| DICHLOROMETHANE | MR | 1 | 2004 |
| o-Dichlorobenzene | MR | 1 | 2004 |
| Vinyl chloride | MR | 1 | 2004 |
| 1,1-Dichloroethylene | MR | 1 | 2004 |
| 1,2-Dichloroethane | MR | 1 | 2004 |
| Carbon tetrachloride | MR | 1 | 2004 |
| 1,2-Dichloropropane | MR | 1 | 2004 |
| Benzene | MR | 1 | 2004 |
| Ethylbenzene | MR | 1 | 2004 |
| Fluoride | MR | 1 | 1979 |
| Cadmium | MR | 1 | 1979 |
| Chromium | MR | 1 | 1979 |
| Selenium | MR | 1 | 1979 |
| Mercury | MR | 1 | 1979 |
| p-Dichlorobenzene | MR | 1 | 2004 |
| Barium | MR | 1 | 1979 |
| Nitrate | MR | 1 | 1979 |
| cis-1,2-Dichloroethylene | MR | 1 | 2004 |
| Tetrachloroethylene | MR | 1 | 2004 |
| 1,1,1-Trichloroethane | MR | 1 | 2004 |
| ETHYLENE DIBROMIDE | MR | 1 | 2008 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1979 |
| 1,1,2-Trichloroethane | MR | 1 | 2004 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.