WALNUT FLATS
PWS ID: VA1071910 · BLACKSBURG, Virginia 24060
Population Served
25
Total Violations
50
Health-Based Violations
15
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Federal
- Connections
- 1
- County
- Giles
- School/Daycare
- No
- MCL Violations
- 15
- Monitoring Violations
- 16
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 15 | 2007 |
| Coliform (TCR) | MR | 7 | 2012 |
| Revised Total Coliform Rule | MON | 7 | 2025 |
| Revised Total Coliform Rule | RPT | 4 | 2024 |
| Public Notice | Other | 4 | 2024 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1977 |
| Combined Radium (-226 and -228) | MR | 1 | 1977 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.