WALNUT GROVE NO 1
PWS ID: VA4085902 · ROCKVILLE, Virginia 23146
Population Served
290
Total Violations
33
Health-Based Violations
8
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 115
- County
- Hanover
- School/Daycare
- No
- MCL Violations
- 8
- Monitoring Violations
- 19
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 8 | 2000 |
| Chlorine | MR | 4 | 2004 |
| Gross Alpha, Excl. Radon and U | MR | 4 | 2009 |
| Combined Radium (-226 and -228) | MR | 4 | 2009 |
| Combined Uranium | MR | 4 | 2009 |
| Coliform (TCR) | MR | 3 | 1999 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.