LONG POINT WATER COMPANY INC
PWS ID: WA5348050 · Coupeville, Washington 98239
Population Served
182
Total Violations
42
Health-Based Violations
13
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 87
- County
- Island
- School/Daycare
- No
- MCL Violations
- 13
- Monitoring Violations
- 29
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 12 | 1994 |
| Coliform (TCR) | MR | 10 | 1998 |
| Revised Total Coliform Rule | MON | 3 | 2025 |
| Nitrate | MR | 2 | 2022 |
| TTHM | MR | 2 | 2023 |
| Total Haloacetic Acids (HAA5) | MR | 2 | 2023 |
| Lead and Copper Rule | MR | 2 | 2019 |
| Arsenic | MR | 1 | 1979 |
| Mercury | MR | 1 | 1979 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1979 |
| Fluoride | MR | 1 | 1979 |
| Chromium | MR | 1 | 1979 |
| Cadmium | MR | 1 | 1979 |
| TTHM | MCL | 1 | 2022 |
| Selenium | 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.