SAM LAKE IMPROVEMENT ASSOCIATION
PWS ID: WA5375636 · MARYSVILLE, Washington 98271
Population Served
128
Total Violations
18
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 69
- County
- Snohomish
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 16
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 2 | 2007 |
| Coliform (TCR) | MR | 2 | 1992 |
| Consumer Confidence Rule | Other | 1 | 1999 |
| Revised Total Coliform Rule | MON | 1 | 2023 |
| Arsenic | MR | 1 | 1979 |
| Mercury | MR | 1 | 1979 |
| Fluoride | MR | 1 | 1979 |
| Barium | MR | 1 | 1979 |
| Diquat | MR | 1 | 2007 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 1 | 2007 |
| Selenium | MR | 1 | 1979 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1979 |
| Cadmium | MR | 1 | 1979 |
| ETHYLENE DIBROMIDE | MR | 1 | 2007 |
| Chromium | MR | 1 | 1979 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.