BEVERLY WATER DISTRICT
PWS ID: WA5306350 · Mattawa, Washington 99349
Population Served
120
Total Violations
202
Health-Based Violations
72
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 82
- County
- Grant
- School/Daycare
- No
- MCL Violations
- 72
- Monitoring Violations
- 124
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MCL | 58 | 2018 |
| Coliform (TCR) | MCL | 14 | 2003 |
| Lead and Copper Rule | MR | 12 | 2021 |
| ETHYLENE DIBROMIDE | MR | 5 | 2005 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 5 | 2005 |
| Arsenic | MR | 4 | 2017 |
| Fluoride | MR | 4 | 2017 |
| Mercury | MR | 4 | 2017 |
| Antimony, Total | MR | 4 | 2017 |
| Beryllium, Total | MR | 4 | 2017 |
| Thallium, Total | MR | 4 | 2017 |
| Barium | MR | 4 | 2017 |
| Chromium | MR | 4 | 2017 |
| Nickel | MR | 4 | 2017 |
| Selenium | MR | 4 | 2017 |
| CYANIDE | MR | 4 | 2017 |
| Revised Total Coliform Rule | MON | 4 | 2022 |
| Cadmium | MR | 4 | 2017 |
| Consumer Confidence Rule | Other | 3 | 2023 |
| Nitrite | MR | 3 | 2017 |
| Coliform (TCR) | MR | 3 | 1996 |
| cis-1,2-Dichloroethylene | MR | 2 | 2008 |
| o-Dichlorobenzene | MR | 2 | 2008 |
| p-Dichlorobenzene | MR | 2 | 2008 |
| Vinyl chloride | MR | 2 | 2008 |
| 1,1-Dichloroethylene | MR | 2 | 2008 |
| 1,2-Dichloropropane | MR | 2 | 2008 |
| Trichloroethylene | MR | 2 | 2008 |
| 1,1,2-Trichloroethane | MR | 2 | 2008 |
| Tetrachloroethylene | MR | 2 | 2008 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.