LAKE WAPPAPELLO STATE PARK
PWS ID: MO4120161 · WILLIAMSVILLE, Missouri 63967-0000
Population Served
275
Total Violations
46
Health-Based Violations
21
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- State
- Connections
- 35
- County
- Wayne
- School/Daycare
- No
- MCL Violations
- 21
- Monitoring Violations
- 25
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 25 | 2012 |
| Coliform (TCR) | MCL | 21 | 2001 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.