LEONARDS MHP
PWS ID: MO6048100 · ST. LOUIS, Missouri 63103-0000
Population Served
48
Total Violations
54
Health-Based Violations
4
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 13
- County
- Jefferson
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 33
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 23 | 2012 |
| Revised Total Coliform Rule | MON | 8 | 2020 |
| Consumer Confidence Rule | Other | 7 | 2025 |
| Groundwater Rule | TT | 4 | 2014 |
| Lead and Copper Rule | MR | 2 | 1996 |
| LEAD AND COPPER RULE REVISIONS | RPT | 1 | 2024 |
| Public Notice | Other | 1 | 2015 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.