Bear Mountain Water District
PWS ID: WA5307155 · Chelan, Washington 98816
Population Served
177
Total Violations
108
Health-Based Violations
2
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 141
- County
- Chelan
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 103
- Treatment Tech Violations
- 2
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 22 | 2003 |
| Surface Water Treatment Rule | MR | 9 | 2000 |
| Arsenic | MR | 4 | 2004 |
| Barium | MR | 4 | 2004 |
| Chromium | MR | 4 | 2004 |
| CYANIDE | MR | 4 | 2004 |
| Fluoride | MR | 4 | 2004 |
| Nickel | MR | 4 | 2004 |
| Selenium | MR | 4 | 2004 |
| Thallium, Total | MR | 4 | 2004 |
| Lead and Copper Rule | MR | 4 | 2006 |
| Beryllium, Total | MR | 4 | 2004 |
| Antimony, Total | MR | 4 | 2004 |
| Cadmium | MR | 4 | 2004 |
| Mercury | MR | 4 | 2004 |
| Consumer Confidence Rule | Other | 3 | 2016 |
| Surface Water Treatment Rule | TT | 2 | 1992 |
| cis-1,2-Dichloroethylene | MR | 1 | 2004 |
| Vinyl chloride | MR | 1 | 2004 |
| 1,1-Dichloroethylene | MR | 1 | 2004 |
| trans-1,2-Dichloroethylene | MR | 1 | 2004 |
| 1,1,1-Trichloroethane | MR | 1 | 2004 |
| 1,2-Dichloropropane | MR | 1 | 2004 |
| 1,1,2-Trichloroethane | MR | 1 | 2004 |
| Tetrachloroethylene | MR | 1 | 2004 |
| CHLOROBENZENE | MR | 1 | 2004 |
| Toluene | MR | 1 | 2004 |
| 1,2-Dichloroethane | MR | 1 | 2004 |
| Carbon tetrachloride | MR | 1 | 2004 |
| Trichloroethylene | MR | 1 | 2004 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.