LADDONIA PWS
PWS ID: MO2010438 · LADDONIA, Missouri 63352-0000
Population Served
511
Total Violations
65
Health-Based Violations
37
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 247
- County
- Audrain
- School/Daycare
- No
- MCL Violations
- 25
- Monitoring Violations
- 18
- Treatment Tech Violations
- 12
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Combined Radium (-226 and -228) | MCL | 25 | 1984 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | 12 | 2023 |
| Consumer Confidence Rule | Other | 6 | 2025 |
| Groundwater Rule | MR | 6 | 2025 |
| TTHM | MR | 4 | 2021 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2021 |
| Lead and Copper Rule | MR | 4 | 2015 |
| Public Notice | Other | 1 | 2023 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.