LAKE GROVE WATER ASSOCIATION
PWS ID: WA5343940 · Coupeville, Washington 98239
Population Served
134
Total Violations
44
Health-Based Violations
15
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 54
- County
- Island
- School/Daycare
- No
- MCL Violations
- 15
- Monitoring Violations
- 22
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 15 | 1996 |
| Coliform (TCR) | MR | 8 | 1996 |
| Consumer Confidence Rule | Other | 5 | 2025 |
| Arsenic | MR | 2 | 2020 |
| Nitrate | MR | 2 | 2022 |
| Total Haloacetic Acids (HAA5) | MR | 1 | 2021 |
| TTHM | MR | 1 | 2021 |
| Mercury | MR | 1 | 1979 |
| Chromium | MR | 1 | 1979 |
| Selenium | MR | 1 | 1979 |
| Cadmium | MR | 1 | 1979 |
| Revised Total Coliform Rule | MON | 1 | 2018 |
| Barium | MR | 1 | 1979 |
| Fluoride | MR | 1 | 1979 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1979 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.