WALNUT GROVE PWS
PWS ID: MO5010829 · WALNUT GROVE, Missouri 65770-0000
Population Served
665
Total Violations
197
Health-Based Violations
24
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 309
- County
- Greene
- School/Daycare
- No
- MCL Violations
- 24
- Monitoring Violations
- 160
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 24 | 2011 |
| Nitrate-Nitrite | MR | 8 | 2019 |
| Lead and Copper Rule | MR | 6 | 2023 |
| Coliform (TCR) | MR | 6 | 2015 |
| Revised Total Coliform Rule | RPT | 5 | 2025 |
| Radium-228 | MR | 4 | 2013 |
| 1,2,4-Trichlorobenzene | MR | 4 | 2017 |
| cis-1,2-Dichloroethylene | MR | 4 | 2017 |
| Xylenes, Total | MR | 4 | 2017 |
| p-Dichlorobenzene | MR | 4 | 2017 |
| Vinyl chloride | MR | 4 | 2017 |
| 1,1-Dichloroethylene | MR | 4 | 2017 |
| trans-1,2-Dichloroethylene | MR | 4 | 2017 |
| 1,2-Dichloroethane | MR | 4 | 2017 |
| 1,1,1-Trichloroethane | MR | 4 | 2017 |
| 1,2-Dichloropropane | MR | 4 | 2017 |
| Toluene | MR | 4 | 2017 |
| Ethylbenzene | MR | 4 | 2017 |
| Barium | MR | 4 | 2017 |
| Cadmium | MR | 4 | 2017 |
| Chromium | MR | 4 | 2017 |
| CYANIDE | MR | 4 | 2017 |
| Fluoride | MR | 4 | 2017 |
| Beryllium, Total | MR | 4 | 2017 |
| Thallium, Total | MR | 4 | 2017 |
| Selenium | MR | 4 | 2017 |
| Antimony, Total | MR | 4 | 2017 |
| Radium-226 | MR | 4 | 2013 |
| Carbon tetrachloride | MR | 4 | 2017 |
| DICHLOROMETHANE | MR | 4 | 2017 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.