TAPPS ISLAND WATER SYSTEM
PWS ID: WA5387181 · Lake Tapps, Washington 98391
Population Served
1,500
Total Violations
33
Health-Based Violations
5
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 530
- County
- Pierce
- School/Daycare
- No
- MCL Violations
- 5
- Monitoring Violations
- 24
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 9 | 2006 |
| Coliform (TCR) | MCL | 5 | 2009 |
| Consumer Confidence Rule | Other | 3 | 2023 |
| Coliform (TCR) | MR | 1 | 2010 |
| Arsenic | MR | 1 | 2008 |
| Barium | MR | 1 | 2008 |
| Chromium | MR | 1 | 2008 |
| Nickel | MR | 1 | 2008 |
| Antimony, Total | MR | 1 | 2008 |
| Revised Total Coliform Rule | MON | 1 | 2025 |
| Fluoride | MR | 1 | 2008 |
| Selenium | MR | 1 | 2008 |
| Beryllium, Total | MR | 1 | 2008 |
| Lead and Copper Rule | MR | 1 | 1999 |
| Cadmium | MR | 1 | 2008 |
| Thallium, Total | MR | 1 | 2008 |
| Mercury | MR | 1 | 2008 |
| CYANIDE | MR | 1 | 2008 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.