CONCONULLY STATE PARK
PWS ID: WA53SP170 · Winthrop, Washington 98862
Population Served
1,004
Total Violations
16
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- State
- Connections
- 36
- County
- Okanogan
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 15
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 12 | 2014 |
| Revised Total Coliform Rule | MON | 3 | 2020 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.