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Transient Non-Community Water System · PWS MA4334015

Westport Village Commons

South Dartmouth, Massachusetts 02748 - drinking water served from groundwater sources to 75 people, tracked in EPA SDWIS and UCMR5.

75
People served
62
EPA violations
2
Health-based
Untested
UCMR5 result

The verdict

EPA records 62 drinking-water violations at Westport Village Commons, 3% of them health-based - above the Massachusetts per-system average.

62
Total EPA violations on record
3%
Health-based (MCL / treatment failure)
75
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Westport Village Commons

Westport Village Commons is a private-owned transient non-community water system that delivers drinking water to 75 residents in South Dartmouth, Massachusetts (Bristol County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 62 total violations for this system , of which 2 (3%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 51 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 4 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Massachusetts, EPA tracks 1,599 public water systems serving 10,332,845 people, with 73,886 cumulative violations and 7,389 health-based violations on record. About 95% of systems in the state carry at least one violation, and state-wide the average per system is 46.2 violations. Statewide, 143 of 263 UCMR5-tested systems have reported PFAS detections (54.4%).

Westport Village Commons's 62 violations sit above the Massachusetts 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
75
Total Violations
62
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
1
County
Bristol
School/Daycare
No
MCL Violations
2
Monitoring Violations
51
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 4 1998
Coliform (TCR) MR 3 2009
1,2,4-Trichlorobenzene MR 2 2006
Xylenes, Total MR 2 2006
DICHLOROMETHANE MR 2 2006
p-Dichlorobenzene MR 2 2006
1,1-Dichloroethylene MR 2 2006
trans-1,2-Dichloroethylene MR 2 2006
1,2-Dichloropropane MR 2 2006
1,1,2-Trichloroethane MR 2 2006
CHLOROBENZENE MR 2 2006
Benzene MR 2 2006
Styrene MR 2 2006
cis-1,2-Dichloroethylene MR 2 2006
Carbon tetrachloride MR 2 2006
Coliform (TCR) MCL 2 2009
o-Dichlorobenzene MR 2 2006
Tetrachloroethylene MR 2 2006
Vinyl chloride MR 2 2006
1,1,1-Trichloroethane MR 2 2006
Revised Total Coliform Rule RPT 2 2023
Trichloroethylene MR 2 2006
Toluene MR 2 2006
Ethylbenzene MR 2 2006
1,2-Dichloroethane MR 2 2006
Nitrate MR 1 1999
Revised Total Coliform Rule MON 1 2023

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 Westport Village Commons.

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 MA4334015 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Massachusetts Drinking Water Authority

MassDEP, Drinking Water Program is the primacy agency that licenses and inspects Westport Village Commons under EPA-delegated authority.

Open MA regulator portal

Source: MassDEP, Drinking Water Program

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
2023 Revised Total Coliform Rule RPT 2 SDWIS / MA4334015 / 8000
2023 Revised Total Coliform Rule MON 1 SDWIS / MA4334015 / 8000
2009 Coliform (TCR) MR 3 SDWIS / MA4334015 / 3100
2009 Coliform (TCR) MCL 2 SDWIS / MA4334015 / 3100
2006 1,2,4-Trichlorobenzene MR 2 SDWIS / MA4334015 / 2378
2006 Xylenes, Total MR 2 SDWIS / MA4334015 / 2955
2006 DICHLOROMETHANE MR 2 SDWIS / MA4334015 / 2964
2006 p-Dichlorobenzene MR 2 SDWIS / MA4334015 / 2969
2006 1,1-Dichloroethylene MR 2 SDWIS / MA4334015 / 2977
2006 trans-1,2-Dichloroethylene MR 2 SDWIS / MA4334015 / 2979
2006 1,2-Dichloropropane MR 2 SDWIS / MA4334015 / 2983
2006 1,1,2-Trichloroethane MR 2 SDWIS / MA4334015 / 2985
2006 CHLOROBENZENE MR 2 SDWIS / MA4334015 / 2989
2006 Benzene MR 2 SDWIS / MA4334015 / 2990
2006 Styrene MR 2 SDWIS / MA4334015 / 2996

How Westport Village Commons Compares

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

Metric Westport Village Commons Massachusetts avg Federal benchmark
Total violations 62 46.2 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 2 4.6 Indicates a contaminant exceeded a federal MCL
PFAS detection None 54.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 75 6,462 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,599 regulated public water systems in Massachusetts.

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 Westport Village Commons water safe to drink? ▼
Westport Village Commons (PWS ID: MA4334015) has 62 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 75 people using Groundwater sources.
How many people does Westport Village Commons serve? ▼
Westport Village Commons serves 75 people in South Dartmouth, Massachusetts. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Westport Village Commons have? ▼
Westport Village Commons has 62 total violations: 2 health-based violations (MCL exceedances or treatment failures), 51 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Westport Village Commons water? ▼
No PFAS testing data is available for Westport Village Commons under the EPA's UCMR5 monitoring program.
What water source does Westport Village Commons use? ▼
Westport Village Commons 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.