ONONDAGA CAVE
PWS ID: MO6122199 · JEFFERSON CITY, Missouri 65101-0000
Population Served
50
Total Violations
19
Health-Based Violations
6
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- State
- Connections
- 62
- County
- Crawford
- School/Daycare
- No
- MCL Violations
- 6
- Monitoring Violations
- 3
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 6 | 1999 |
| Coliform (TCR) | MR | 3 | 1994 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.