Public water system · VA6153539
ActiveNokesville Square
At a glance
Nokesville Square (PWSID VA6153539) is an active transient non-community water system in Prince William County, Virginia. It reports serving 120 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 10 violations for this system; 1 is health-based, and the most recent began in June 2014.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
120
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Nokesville Square compare with other water systems in Prince William County?
By EPA's size categories, Nokesville Square is a very small system (500 people or fewer). Prince William County has 36 active public water systems. Its population served is well below the county average of 11,503 people per system, and accounts for less than 0.1% of the 414,096 people reported by systems filed under the county. Across Virginia, the 2,420 active systems average 3,122 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Nokesville Square is about 17% below that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Virginia has 1,133 active transient non-community water systems, 47% of the state's 2,420 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,089 Virginia systems (86%) list groundwater as their primary source.
Who owns and regulates Nokesville Square?
EPA lists Nokesville Square 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. 12 of the 36 active systems in Prince William County (33%) are also owned by a local government.
Does Nokesville Square have drinking water violations?
EPA's records list 10 violations for this system; 1 is health-based, and the most recent began in June 2014. The violations listed here began between July 2003 and June 2014. By type: 9 monitoring and reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (10 of them). EPA lists 8 as resolved and 2 as archived. 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2014-06-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2014-05-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2013-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2013-07-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2012-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2011-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2009-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2006-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2004-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 2003-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 10 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.
Nokesville Square: frequently asked questions
Who runs Nokesville Square?
Nokesville Square (PWSID VA6153539) is a transient non-community water system owned by a local government. It is regulated by the VA state drinking water program.
How many people does Nokesville Square serve?
Nokesville Square reports serving 120 people through 1 service connection in Prince William County, Virginia.
Where does Nokesville Square get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Nokesville Square have any drinking water violations?
EPA's records list 10 violations for this system; 1 is health-based, and the most recent began in June 2014. 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 Nokesville Square'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 10 violations for this system; 1 is health-based, and the most recent began in June 2014. For current results, consult EPA ECHO, or the VA state drinking water program.
Where can I find Nokesville Square's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Nokesville Square is a 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 Prince William County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Pwcsa - East | Prince William | 168,747 | Community | Purchased surface water |
| Pwcsa - West | Prince William | 136,409 | Community | Purchased surface water |
| Dale City | Prince William | 72,062 | Community | Purchased surface water |
| Mcb Quantico - Mainside | Prince William | 19,000 | Community | Surface water |
| Quantico Mcb-Camp Barrett | Prince William | 8,689 | Community | Purchased surface water |
| Bull Run Mountain/Evergreen (Brme) | Prince William | 1,803 | Community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Nokesville Square, PWSID VA6153539, Virginia”, https://aquacensus.com/water-systems/virginia/nokesville-square-va6153539 (data as of October 1, 2026).