DAVENPORT WATER DIVISION
PWS ID: WA5318100 · Davenport, Washington 99122
Population Served
1,720
Total Violations
58
Health-Based Violations
22
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 902
- County
- Lincoln
- School/Daycare
- No
- MCL Violations
- 22
- Monitoring Violations
- 35
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 22 | 2003 |
| Lead and Copper Rule | MR | 12 | 2007 |
| Dalapon | MR | 2 | 2019 |
| Picloram | MR | 2 | 2019 |
| Dinoseb | MR | 2 | 2019 |
| 2,4,5-TP | MR | 2 | 2019 |
| Pentachlorophenol | MR | 2 | 2019 |
| TTHM | MR | 2 | 2022 |
| Total Haloacetic Acids (HAA5) | MR | 2 | 2022 |
| Mercury | MR | 1 | 1979 |
| Arsenic | MR | 1 | 1979 |
| Nitrate | MR | 1 | 1979 |
| Selenium | MR | 1 | 1979 |
| Cadmium | MR | 1 | 1979 |
| Chromium | MR | 1 | 1979 |
| Fluoride | MR | 1 | 1979 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1979 |
| Barium | MR | 1 | 1979 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.