Public water system · VA6059210
ActiveBull Run - Main System
At a glance
Bull Run - Main System (PWSID VA6059210) is an active transient non-community water system in Fairfax County, Virginia. It reports serving 1,001 people through 36 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in August 2018.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,001
Service connections
36
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Bull Run - Main System compare with other water systems in Fairfax County?
By EPA's size categories, Bull Run - Main System is a small system (501 to 3,300 people). Fairfax County has 43 active public water systems. Its population served is well below the county average of 30,570 people per system, and accounts for less than 0.1% of the 1,314,517 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 Bull Run - Main System is about 7 times 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 Bull Run - Main System?
EPA lists Bull Run - Main 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. 20 of the 43 active systems in Fairfax County (47%) are also owned by a local government.
Does Bull Run - Main System have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in August 2018. The violations listed here began between June 1979 and August 2018. By type: 1 monitoring and 1 monitoring and reporting. The contaminants or rules involved are Revised Total Coliform Rule and Nitrate. EPA lists 1 as resolved and 1 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 |
|---|---|---|---|---|
| 2018-08-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 1979-06-24 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
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.
Bull Run - Main System: frequently asked questions
Who runs Bull Run - Main System?
Bull Run - Main System (PWSID VA6059210) 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 Bull Run - Main System serve?
Bull Run - Main System reports serving 1,001 people through 36 service connections in Fairfax County, Virginia.
Where does Bull Run - Main System 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 Bull Run - Main System have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in August 2018. 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 Bull Run - Main 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; none is health-based, and the most recent began in August 2018. For current results, consult EPA ECHO, or the VA state drinking water program.
Where can I find Bull Run - Main System's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Bull Run - Main System 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 Fairfax County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Fairfax County Water Authority | Fairfax | 1,121,613 | Community | Surface water |
| Dulles Airport | Fairfax | 76,500 | Non-transient non-community | Purchased surface water |
| Fort Belvoir | Fairfax | 39,303 | Community | Purchased surface water |
| Vienna, Town of | Fairfax | 27,134 | Community | Purchased surface water |
| Herndon, Town of | Fairfax | 24,601 | Community | Purchased surface water |
| Fort Belvoir North Area | Fairfax | 11,822 | Non-transient non-community | Purchased surface water |
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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, “Bull Run - Main System, PWSID VA6059210, Virginia”, https://aquacensus.com/water-systems/virginia/bull-run-main-system-va6059210 (data as of October 1, 2026).