HOLT COUNTY PWSD 1
PWS ID: MO1021304 · OREGON, Missouri 64473-0000
Population Served
1,085
Total Violations
50
Health-Based Violations
19
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 436
- County
- Holt
- School/Daycare
- No
- MCL Violations
- 19
- Monitoring Violations
- 30
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| TTHM | MR | 13 | 2025 |
| Total Haloacetic Acids (HAA5) | MR | 13 | 2025 |
| Coliform (TCR) | MCL | 11 | 2010 |
| TTHM | MCL | 8 | 2016 |
| Revised Total Coliform Rule | MON | 4 | 2021 |
| Groundwater Rule | Other | 1 | 2019 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.