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Community Water System · PWS MA2321000

West Boylston Water District

West Boylston, Massachusetts 01583 - drinking water served from surface water sources to 7,132 people, tracked in EPA SDWIS and UCMR5.

7,132
People served
163
EPA violations
43
Health-based
3 PFAS
UCMR5 result

The verdict

EPA records 163 drinking-water violations at West Boylston Water District, 26% of them health-based - above the Massachusetts per-system average, and UCMR5 testing detected 3 PFAS compounds.

163
Total EPA violations on record
26%
Health-based (MCL / treatment failure)
7,132
People served by this system
3
PFAS compounds detected (UCMR5)

Water Quality Snapshot: West Boylston Water District

West Boylston Water District is a local-owned community water system that delivers drinking water to 7,132 residents in West Boylston, Massachusetts (Worcester County) through 2,754 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 163 total violations for this system , of which 43 (26%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 110 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 37 violations (MCL, health-based). Under EPA's UCMR5 PFAS monitoring program, 3 PFAS compounds were detected in samples collected from this system, with a maximum reported concentration of 7.4 ppt (parts per trillion). PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

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%).

West Boylston Water District's 163 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.

PFAS Detected

3 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
7,132
Total Violations
163
Health-Based Violations
43
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
2,754
County
Worcester
School/Daycare
No
MCL Violations
43
Monitoring Violations
110
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 37 2015
Tetrachloroethylene MCL 6 2002
Coliform (TCR) MR 4 2007
1,2,4-Trichlorobenzene MR 2 2000
Xylenes, Total MR 2 2000
DICHLOROMETHANE MR 2 2000
o-Dichlorobenzene MR 2 2000
Vinyl chloride MR 2 2000
1,2-Dichloropropane MR 2 2000
Trichloroethylene MR 2 2000
1,1,2-Trichloroethane MR 2 2000
Tetrachloroethylene MR 2 2000
CHLOROBENZENE MR 2 2000
Ethylbenzene MR 2 2000
Styrene MR 2 2000
LASSO MR 2 2019
Atrazine MR 2 2019
Chlordane MR 2 2019
2,4-D MR 2 2019
2,4,5-TP MR 2 2019
Methoxychlor MR 2 2019
Dalapon MR 2 2019
Di(2-ethylhexyl) adipate MR 2 2019
Di(2-ethylhexyl) phthalate MR 2 2019
Dinoseb MR 2 2019
Endothall MR 2 2019
Glyphosate MR 2 2019
HEXACHLOROBENZENE MR 2 2019
Hexachlorocyclopentadiene MR 2 2019
Picloram MR 2 2019

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 8 of 290 samples detected PFAS.

Contaminant Date Result MRL Status
NEtFOSAA 9/17/2024 <5.00 ppt 5.00 ppt Not Detected
8:2 FTS 9/17/2024 <5.00 ppt 5.00 ppt Not Detected
PFMPA 9/17/2024 <4.00 ppt 4.00 ppt Not Detected
PFPeA 9/17/2024 4.20 ppt 3.00 ppt Detected
PFTrDA 9/17/2024 <7.00 ppt 7.00 ppt Not Detected
NMeFOSAA 9/17/2024 <6.00 ppt 6.00 ppt Not Detected
PFTA 9/17/2024 <8.00 ppt 8.00 ppt Not Detected
4:2 FTS 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
PFBA 9/17/2024 <5.00 ppt 5.00 ppt Not Detected
HFPO-DA 9/17/2024 <5.00 ppt 5.00 ppt Not Detected
ADONA 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 9/17/2024 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 9/17/2024 <5.00 ppt 5.00 ppt Not Detected
PFHpS 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 9/17/2024 <5.00 ppt 5.00 ppt Not Detected
PFDoA 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
PFUnA 9/17/2024 <2.00 ppt 2.00 ppt Not Detected
PFOS 9/17/2024 <4.00 ppt 4.00 ppt Not Detected
PFNA 9/17/2024 <4.00 ppt 4.00 ppt Not Detected
PFHxS 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
PFBS 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
PFDA 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeS 9/17/2024 <4.00 ppt 4.00 ppt Not Detected
NFDHA 9/17/2024 <20.00 ppt 20.00 ppt Not Detected
PFEESA 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
PFMBA 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
PFOA 9/17/2024 <4.00 ppt 4.00 ppt Not Detected
PFHpA 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxA 9/17/2024 3.40 ppt 3.00 ppt Detected
PFOA 9/17/2024 5.40 ppt 4.00 ppt Detected
PFBS 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
PFHpA 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 9/17/2024 <5.00 ppt 5.00 ppt Not Detected
PFPeA 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
PFMBA 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
PFTA 9/17/2024 <8.00 ppt 8.00 ppt Not Detected
PFTrDA 9/17/2024 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 9/17/2024 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 9/17/2024 <6.00 ppt 6.00 ppt Not Detected
PFOS 9/17/2024 <4.00 ppt 4.00 ppt Not Detected
PFHxS 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
PFDA 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxA 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
PFUnA 9/17/2024 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 9/17/2024 <5.00 ppt 5.00 ppt Not Detected
ADONA 9/17/2024 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 9/17/2024 <5.00 ppt 5.00 ppt Not Detected
PFBA 9/17/2024 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 9/17/2024 <5.00 ppt 5.00 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 West Boylston Water District.

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 MA2321000 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 West Boylston Water District 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
2022 Radium-228 MR 2 SDWIS / MA2321000 / 4030
2022 Radium-226 MR 2 SDWIS / MA2321000 / 4020
2019 LASSO MR 2 SDWIS / MA2321000 / 2051
2019 Atrazine MR 2 SDWIS / MA2321000 / 2050
2019 Chlordane MR 2 SDWIS / MA2321000 / 2959
2019 2,4-D MR 2 SDWIS / MA2321000 / 2105
2019 2,4,5-TP MR 2 SDWIS / MA2321000 / 2110
2019 Methoxychlor MR 2 SDWIS / MA2321000 / 2015
2019 Dalapon MR 2 SDWIS / MA2321000 / 2031
2019 Di(2-ethylhexyl) adipate MR 2 SDWIS / MA2321000 / 2035
2019 Di(2-ethylhexyl) phthalate MR 2 SDWIS / MA2321000 / 2039
2019 Dinoseb MR 2 SDWIS / MA2321000 / 2041
2019 Endothall MR 2 SDWIS / MA2321000 / 2033
2019 Glyphosate MR 2 SDWIS / MA2321000 / 2034
2019 HEXACHLOROBENZENE MR 2 SDWIS / MA2321000 / 2274

How West Boylston Water District Compares

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

Metric West Boylston Water District Massachusetts avg Federal benchmark
Total violations 163 46.2 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 43 4.6 Indicates a contaminant exceeded a federal MCL
PFAS detection 3 compounds 56.3% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 7,132 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 West Boylston Water District water safe to drink?
West Boylston Water District (PWS ID: MA2321000) has 163 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 3 PFAS compounds found. This system serves 7,132 people using Surface Water sources.
How many people does West Boylston Water District serve?
West Boylston Water District serves 7,132 people in West Boylston, Massachusetts. It is a Local-owned system using Surface Water water sources with 2,754 service connections.
What type of violations does West Boylston Water District have?
West Boylston Water District has 163 total violations: 43 health-based violations (MCL exceedances or treatment failures), 110 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in West Boylston Water District water?
Yes. UCMR5 testing detected 3 PFAS compounds in West Boylston Water District's water supply: PFPeA, PFHxA, PFOA. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does West Boylston Water District use?
West Boylston Water District 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.