WINCHESTER WB REST AREA
PWS ID: WA53HD981 · Ephrata, Washington 98823
Population Served
944
Total Violations
11
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- State
- Connections
- 3
- County
- Grant
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 9
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 8 | 2013 |
| Revised Total Coliform Rule | MON | 1 | 2017 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.