MALLARD BAY SUBDIVISION
Virginia — Community Water System — PWSID: VA4133620
System Information
| PWSID | VA4133620 |
| System Name | MALLARD BAY SUBDIVISION |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 03 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jun 21, 1990 |
| Last Reported | Dec 3, 2025 |
Location & Contact
| State | Virginia |
| City | ROCKVILLE |
| ZIP Code | 23146 |
| Address | 2414 Granite Ridge Rd |
| Organization | SCALLAN, DEVON |
| Phone | 804-749-8868 |
Population & Service
| Population Served | 264 |
| Service Connections | 92 |
Drinking Water Violations (9)
This water system has 9 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 1, 2014 | Mar 31, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2014 | Total Coliform Rule |
| Mar 1, 2014 | Mar 31, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2014 | Total Coliform Rule |
| Mar 1, 2014 | Mar 31, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2014 | Total Coliform Rule |
| Mar 1, 2014 | Mar 31, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2014 | Total Coliform Rule |
| Jun 1, 2000 | Jun 30, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2000 | Total Coliform Rule |
| Jun 1, 2000 | Jun 30, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2000 | Total Coliform Rule |
| Jun 1, 2000 | Jun 30, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2000 | Total Coliform Rule |
| Jun 1, 2000 | Jun 30, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jun 30, 2000 | Total Coliform Rule |
| — | — | — | No | No | — | — | — | — | — | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.