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Community Water System · PWS MA2226009

Maplebrook Apartments

Oxford, Massachusetts 01540 - drinking water served from groundwater sources to 33 people, tracked in EPA SDWIS and UCMR5.

33
People served
88
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 88 drinking-water violations at Maplebrook Apartments - above the Massachusetts per-system average.

88
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
33
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Maplebrook Apartments

Maplebrook Apartments is a private-owned community water system that delivers drinking water to 33 residents in Oxford, Massachusetts (Worcester County) through 3 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 88 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 79 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 25 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%).

Maplebrook Apartments's 88 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
33
Total Violations
88
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
3
County
Worcester
School/Daycare
No
MCL Violations
0
Monitoring Violations
79
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 25 2010
Lead and Copper Rule MR 8 2020
Nitrate MR 4 2009
Consumer Confidence Rule Other 4 2022
1,1-Dichloroethylene MR 2 2011
1,1,1-Trichloroethane MR 2 2011
trans-1,2-Dichloroethylene MR 2 2011
1,2-Dichloropropane MR 2 2011
p-Dichlorobenzene MR 2 2011
DICHLOROMETHANE MR 2 2011
Ethylbenzene MR 2 2011
Toluene MR 2 2011
o-Dichlorobenzene MR 2 2011
Benzene MR 2 2011
Styrene MR 2 2011
Carbon tetrachloride MR 2 2011
Tetrachloroethylene MR 2 2011
Trichloroethylene MR 2 2011
1,1,2-Trichloroethane MR 2 2011
Vinyl chloride MR 2 2011
Xylenes, Total MR 2 2011
1,2,4-Trichlorobenzene MR 2 2011
1,2-Dichloroethane MR 2 2011
CHLOROBENZENE MR 2 2011
cis-1,2-Dichloroethylene MR 2 2011

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 Maplebrook Apartments.

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 MA2226009 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 Maplebrook Apartments 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 Consumer Confidence Rule Other 4 SDWIS / MA2226009 / 7000
2020 Lead and Copper Rule MR 8 SDWIS / MA2226009 / 5000
2011 1,1-Dichloroethylene MR 2 SDWIS / MA2226009 / 2977
2011 1,1,1-Trichloroethane MR 2 SDWIS / MA2226009 / 2981
2011 trans-1,2-Dichloroethylene MR 2 SDWIS / MA2226009 / 2979
2011 1,2-Dichloropropane MR 2 SDWIS / MA2226009 / 2983
2011 p-Dichlorobenzene MR 2 SDWIS / MA2226009 / 2969
2011 DICHLOROMETHANE MR 2 SDWIS / MA2226009 / 2964
2011 Ethylbenzene MR 2 SDWIS / MA2226009 / 2992
2011 Toluene MR 2 SDWIS / MA2226009 / 2991
2011 o-Dichlorobenzene MR 2 SDWIS / MA2226009 / 2968
2011 Benzene MR 2 SDWIS / MA2226009 / 2990
2011 Styrene MR 2 SDWIS / MA2226009 / 2996
2011 Carbon tetrachloride MR 2 SDWIS / MA2226009 / 2982
2011 Tetrachloroethylene MR 2 SDWIS / MA2226009 / 2987

How Maplebrook Apartments Compares

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

Metric Maplebrook Apartments Massachusetts avg Federal benchmark
Total violations 88 46.2 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 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 33 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 Maplebrook Apartments water safe to drink? ▼
Maplebrook Apartments (PWS ID: MA2226009) has 88 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 33 people using Groundwater sources.
How many people does Maplebrook Apartments serve? ▼
Maplebrook Apartments serves 33 people in Oxford, Massachusetts. It is a Private-owned system using Groundwater water sources with 3 service connections.
What type of violations does Maplebrook Apartments have? ▼
Maplebrook Apartments has 88 total violations: 0 health-based violations (MCL exceedances or treatment failures), 79 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Maplebrook Apartments water? ▼
No PFAS testing data is available for Maplebrook Apartments under the EPA's UCMR5 monitoring program.
What water source does Maplebrook Apartments use? ▼
Maplebrook Apartments 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.