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Community Water System · PWS MA2147008

Lancaster Woods Condominiums

Westborough, Massachusetts 01581 - drinking water served from groundwater sources to 120 people, tracked in EPA SDWIS and UCMR5.

120
People served
68
EPA violations
34
Health-based
Untested
UCMR5 result

The verdict

EPA records 68 drinking-water violations at Lancaster Woods Condominiums, 50% of them health-based - above the Massachusetts per-system average.

68
Total EPA violations on record
50%
Health-based (MCL / treatment failure)
120
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Lancaster Woods Condominiums

Lancaster Woods Condominiums is a private-owned community water system that delivers drinking water to 120 residents in Westborough, Massachusetts (Worcester County) through 30 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 68 total violations for this system , of which 34 (50%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 24 monitoring and reporting violations are on file. The most recent violation on record dates to 2018.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 18 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 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, 148 of 263 UCMR5-tested systems have reported PFAS detections (56.3%).

Lancaster Woods Condominiums's 68 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
120
Total Violations
68
Health-Based Violations
34
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
30
County
Worcester
School/Daycare
No
MCL Violations
32
Monitoring Violations
24
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 18 2011
Arsenic MCL 14 2010
Lead and Copper Rule MR 8 2017
Coliform (TCR) MR 8 2010
Nitrate MR 3 2007
Nitrite MR 3 2017
Arsenic MR 2 2016
Revised Total Coliform Rule TT 2 2018

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 Lancaster Woods Condominiums.

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 MA2147008 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 Lancaster Woods Condominiums 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
2018 Revised Total Coliform Rule TT 2 SDWIS / MA2147008 / 8000
2017 Lead and Copper Rule MR 8 SDWIS / MA2147008 / 5000
2017 Nitrite MR 3 SDWIS / MA2147008 / 1041
2016 Arsenic MR 2 SDWIS / MA2147008 / 1005
2011 Coliform (TCR) MCL 18 SDWIS / MA2147008 / 3100
2010 Arsenic MCL 14 SDWIS / MA2147008 / 1005
2010 Coliform (TCR) MR 8 SDWIS / MA2147008 / 3100
2007 Nitrate MR 3 SDWIS / MA2147008 / 1040

How Lancaster Woods Condominiums Compares

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

Metric Lancaster Woods Condominiums Massachusetts avg Federal benchmark
Total violations 68 46.2 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 34 4.6 Indicates a contaminant exceeded a federal MCL
PFAS detection None 56.3% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 120 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 Lancaster Woods Condominiums water safe to drink? ▼
Lancaster Woods Condominiums (PWS ID: MA2147008) has 68 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 120 people using Groundwater sources.
How many people does Lancaster Woods Condominiums serve? ▼
Lancaster Woods Condominiums serves 120 people in Westborough, Massachusetts. It is a Private-owned system using Groundwater water sources with 30 service connections.
What type of violations does Lancaster Woods Condominiums have? ▼
Lancaster Woods Condominiums has 68 total violations: 34 health-based violations (MCL exceedances or treatment failures), 24 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Lancaster Woods Condominiums water? ▼
No PFAS testing data is available for Lancaster Woods Condominiums under the EPA's UCMR5 monitoring program.
What water source does Lancaster Woods Condominiums use? ▼
Lancaster Woods Condominiums uses Groundwater 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. 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.