Public water system · VA4145190
ActiveFlat Rock Area Water System
At a glance
Flat Rock Area Water System (PWSID VA4145190) is an active non-transient non-community water system in Powhatan County, Virginia. It reports serving 6,463 people through 146 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; all are health-based, and the most recent began in August 2010.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
6,463
Service connections
146
Primary source
SWP
Purchased surface water
System type
NTNCWS
Non-transient non-community water system
System record
How does Flat Rock Area Water System compare with other water systems in Powhatan County?
By EPA's size categories, Flat Rock Area Water System is a medium system (3,301 to 10,000 people). Powhatan County has 23 active public water systems, and Flat Rock Area Water System is the largest of them by population served. Its population served is about 10 times the county average of 620 people per system, and accounts for 45% of the 14,250 people reported by systems filed under the county. Across Virginia, the 2,420 active systems average 3,122 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Flat Rock Area Water System is about 15 times that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Virginia has 443 active non-transient non-community water systems, 18% of the state's 2,420 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 162 Virginia systems (6.7%) list purchased surface water as their primary source.
Who owns and regulates Flat Rock Area Water System?
EPA lists Flat Rock Area Water System as owned by a local government. The VA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 2 of the 23 active systems in Powhatan County (8.7%) are also owned by a local government.
Does Flat Rock Area Water System have drinking water violations?
EPA's records list 2 violations for this system; all are health-based, and the most recent began in August 2010. The violations listed here began between June 2010 and August 2010. By type: 2 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (2 of them). EPA lists 2 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2010-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2010-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 2 violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Flat Rock Area Water System: frequently asked questions
Who runs Flat Rock Area Water System?
Flat Rock Area Water System (PWSID VA4145190) is a non-transient non-community water system owned by a local government. It is regulated by the VA state drinking water program.
How many people does Flat Rock Area Water System serve?
Flat Rock Area Water System reports serving 6,463 people through 146 service connections in Powhatan County, Virginia.
Where does Flat Rock Area Water System get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Flat Rock Area Water System have any drinking water violations?
EPA's records list 2 violations for this system; all are health-based, and the most recent began in August 2010. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Flat Rock Area Water System's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list 2 violations for this system; all are health-based, and the most recent began in August 2010. For current results, consult EPA ECHO, or the VA state drinking water program.
Where can I find Flat Rock Area Water System's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Flat Rock Area Water System is a non-transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Powhatan County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Powhatan Courthouse | Powhatan | 3,005 | Community | Groundwater |
| Pocahontas Landmark Center | Powhatan | 1,457 | Non-transient non-community | Groundwater |
| Passion Community Church | Powhatan | 500 | Transient non-community | Groundwater |
| Lake Shawnee Estates | Powhatan | 379 | Community | Groundwater |
| Mexican Grill | Powhatan | 365 | Transient non-community | Groundwater |
| Mill Quarter Plantation | Powhatan | 330 | Community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Flat Rock Area Water System, PWSID VA4145190, Virginia”, https://aquacensus.com/water-systems/virginia/flat-rock-area-water-system-va4145190 (data as of October 1, 2026).