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Transient Non-Community Water System · PWS VA6059391

Fountainhead Reg Park - Marina

Fairfax Station, Virginia 22039 - drinking water served from groundwater sources to 350 people, tracked in EPA SDWIS and UCMR5.

350
People served
69
EPA violations
40
Health-based
Untested
UCMR5 result

The verdict

EPA records 69 drinking-water violations at Fountainhead Reg Park - Marina, 58% of them health-based - above the Virginia per-system average.

69
Total EPA violations on record
58%
Health-based (MCL / treatment failure)
350
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Fountainhead Reg Park - Marina

Fountainhead Reg Park - Marina is a local-owned transient non-community water system that delivers drinking water to 350 residents in Fairfax Station, Virginia (Fairfax County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 69 total violations for this system , of which 40 (58%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 23 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 32 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Virginia, EPA tracks 2,821 public water systems serving 7,911,199 people, with 146,670 cumulative violations and 25,642 health-based violations on record. About 90% of systems in the state carry at least one violation, and state-wide the average per system is 52 violations. Statewide, 70 of 171 UCMR5-tested systems have reported PFAS detections (40.9%).

Fountainhead Reg Park - Marina's 69 violations sit above the Virginia average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
350
Total Violations
69
Health-Based Violations
40
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Local
Connections
1
County
Fairfax
School/Daycare
No
MCL Violations
37
Monitoring Violations
23
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 32 2012
Coliform (TCR) MR 15 2015
Revised Total Coliform Rule MCL 5 2025
Nitrate-Nitrite MR 4 2024
E. COLI MR 4 2015
Revised Total Coliform Rule TT 3 2025
Public Notice Other 3 2003

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Fountainhead Reg Park - Marina.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID VA6059391 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Virginia Drinking Water Authority

Virginia Department of Health, Office of Drinking Water is the primacy agency that licenses and inspects Fountainhead Reg Park - Marina under EPA-delegated authority.

Open VA regulator portal

Source: Virginia Department of Health, Office of Drinking Water

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2025 Revised Total Coliform Rule MCL 5 SDWIS / VA6059391 / 8000
2025 Revised Total Coliform Rule TT 3 SDWIS / VA6059391 / 8000
2024 Nitrate-Nitrite MR 4 SDWIS / VA6059391 / 1038
2015 Coliform (TCR) MR 15 SDWIS / VA6059391 / 3100
2015 E. COLI MR 4 SDWIS / VA6059391 / 3014
2012 Coliform (TCR) MCL 32 SDWIS / VA6059391 / 3100
2003 Public Notice Other 3 SDWIS / VA6059391 / 7500

How Fountainhead Reg Park - Marina Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Fountainhead Reg Park - Marina Virginia avg Federal benchmark
Total violations 69 52 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 40 9.1 Indicates a contaminant exceeded a federal MCL
PFAS detection None 40.9% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 350 2,804 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,821 regulated public water systems in Virginia.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Fountainhead Reg Park - Marina water safe to drink? ▼
Fountainhead Reg Park - Marina (PWS ID: VA6059391) has 69 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 350 people using Groundwater sources.
How many people does Fountainhead Reg Park - Marina serve? ▼
Fountainhead Reg Park - Marina serves 350 people in Fairfax Station, Virginia. It is a Local-owned system using Groundwater water sources with 1 service connections.
What type of violations does Fountainhead Reg Park - Marina have? ▼
Fountainhead Reg Park - Marina has 69 total violations: 40 health-based violations (MCL exceedances or treatment failures), 23 monitoring/reporting violations, and 3 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Fountainhead Reg Park - Marina water? ▼
No PFAS testing data is available for Fountainhead Reg Park - Marina under the EPA's UCMR5 monitoring program.
What water source does Fountainhead Reg Park - Marina use? ▼
Fountainhead Reg Park - Marina uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.