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Community Water System · PWS VA1173770

Thomas Bridge Water Corp

Marion, Virginia 24354 - drinking water served from surface water sources to 3,500 people, tracked in EPA SDWIS and UCMR5.

3,500
People served
28
EPA violations
12
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 28 drinking-water violations at Thomas Bridge Water Corp, 43% of them health-based - below the Virginia per-system average.

28
Total EPA violations on record
43%
Health-based (MCL / treatment failure)
3,500
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Thomas Bridge Water Corp

Thomas Bridge Water Corp is a private-owned community water system that delivers drinking water to 3,500 residents in Marion, Virginia (Smyth County) through 1,839 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 28 total violations for this system , of which 12 (43%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 16 monitoring and reporting violations are on file. The most recent violation on record dates to 2021.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 12 violations (MCL, health-based). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

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%).

Thomas Bridge Water Corp's 28 violations sit below 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
3,500
Total Violations
28
Health-Based Violations
12
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Private
Connections
1,839
County
Smyth
School/Daycare
No
MCL Violations
12
Monitoring Violations
16
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 12 2007
CARBON, TOTAL MR 4 2004
Total Haloacetic Acids (HAA5) MR 4 2021
TTHM MR 4 2021
Nitrate MR 4 2000

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 116 samples detected PFAS.

Contaminant Date Result MRL Status
PFDA 9/24/2024 <3.00 ppt 3.00 ppt Not Detected
PFMPA 9/24/2024 <4.00 ppt 4.00 ppt Not Detected
6:2 FTS 9/24/2024 <5.00 ppt 5.00 ppt Not Detected
PFBA 9/24/2024 <5.00 ppt 5.00 ppt Not Detected
HFPO-DA 9/24/2024 <5.00 ppt 5.00 ppt Not Detected
ADONA 9/24/2024 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 9/24/2024 <2.00 ppt 2.00 ppt Not Detected
PFUnA 9/24/2024 <2.00 ppt 2.00 ppt Not Detected
PFDoA 9/24/2024 <3.00 ppt 3.00 ppt Not Detected
11Cl-PF3OUdS 9/24/2024 <5.00 ppt 5.00 ppt Not Detected
PFOA 9/24/2024 <4.00 ppt 4.00 ppt Not Detected
PFOS 9/24/2024 <4.00 ppt 4.00 ppt Not Detected
PFNA 9/24/2024 <4.00 ppt 4.00 ppt Not Detected
PFHxS 9/24/2024 <3.00 ppt 3.00 ppt Not Detected
PFHpA 9/24/2024 <3.00 ppt 3.00 ppt Not Detected
PFBS 9/24/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxA 9/24/2024 <3.00 ppt 3.00 ppt Not Detected
PFTrDA 9/24/2024 <7.00 ppt 7.00 ppt Not Detected
8:2 FTS 9/24/2024 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 9/24/2024 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 9/24/2024 <5.00 ppt 5.00 ppt Not Detected
PFTA 9/24/2024 <8.00 ppt 8.00 ppt Not Detected
PFHpS 9/24/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeS 9/24/2024 <4.00 ppt 4.00 ppt Not Detected
NFDHA 9/24/2024 <20.00 ppt 20.00 ppt Not Detected
PFEESA 9/24/2024 <3.00 ppt 3.00 ppt Not Detected
PFMBA 9/24/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeA 9/24/2024 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 9/24/2024 <6.00 ppt 6.00 ppt Not Detected
HFPO-DA 8/13/2024 <5.00 ppt 5.00 ppt Not Detected
PFMPA 8/13/2024 <4.00 ppt 4.00 ppt Not Detected
8:2 FTS 8/13/2024 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 8/13/2024 <5.00 ppt 5.00 ppt Not Detected
11Cl-PF3OUdS 8/13/2024 <5.00 ppt 5.00 ppt Not Detected
PFDA 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
ADONA 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 8/13/2024 <2.00 ppt 2.00 ppt Not Detected
PFPeA 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxA 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
PFUnA 8/13/2024 <2.00 ppt 2.00 ppt Not Detected
PFBA 8/13/2024 <5.00 ppt 5.00 ppt Not Detected
PFBS 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
PFHpS 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
PFNA 8/13/2024 <4.00 ppt 4.00 ppt Not Detected
PFMBA 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
PFHpA 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxS 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
PFOS 8/13/2024 <4.00 ppt 4.00 ppt Not Detected

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 Thomas Bridge Water Corp.

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 VA1173770 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 Thomas Bridge Water Corp 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
2021 Total Haloacetic Acids (HAA5) MR 4 SDWIS / VA1173770 / 2456
2021 TTHM MR 4 SDWIS / VA1173770 / 2950
2007 Coliform (TCR) MCL 12 SDWIS / VA1173770 / 3100
2004 CARBON, TOTAL MR 4 SDWIS / VA1173770 / 2920
2000 Nitrate MR 4 SDWIS / VA1173770 / 1040

How Thomas Bridge Water Corp Compares

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

Metric Thomas Bridge Water Corp Virginia avg Federal benchmark
Total violations 28 52 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 12 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 3,500 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 Thomas Bridge Water Corp water safe to drink?
Thomas Bridge Water Corp (PWS ID: VA1173770) has 28 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 3,500 people using Surface Water sources.
How many people does Thomas Bridge Water Corp serve?
Thomas Bridge Water Corp serves 3,500 people in Marion, Virginia. It is a Private-owned system using Surface Water water sources with 1,839 service connections.
What type of violations does Thomas Bridge Water Corp have?
Thomas Bridge Water Corp has 28 total violations: 12 health-based violations (MCL exceedances or treatment failures), 16 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Thomas Bridge Water Corp water?
No. Thomas Bridge Water Corp was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Thomas Bridge Water Corp use?
Thomas Bridge Water Corp uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
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. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.
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.