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Community Water System · PWS MA2151009

Staffordshire Country Estates

Cherry Valley, Massachusetts 01611 - drinking water served from groundwater sources to 140 people, tracked in EPA SDWIS and UCMR5.

140
People served
152
EPA violations
33
Health-based
Untested
UCMR5 result

The verdict

EPA records 152 drinking-water violations at Staffordshire Country Estates, 22% of them health-based - above the Massachusetts per-system average.

152
Total EPA violations on record
22%
Health-based (MCL / treatment failure)
140
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Staffordshire Country Estates

Staffordshire Country Estates is a private-owned community water system that delivers drinking water to 140 residents in Cherry Valley, Massachusetts (Worcester County) through 82 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 152 total violations for this system , of which 33 (22%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 100 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Arsenic, recorded in 20 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%).

Staffordshire Country Estates's 152 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
140
Total Violations
152
Health-Based Violations
33
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
82
County
Worcester
School/Daycare
No
MCL Violations
33
Monitoring Violations
100
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MCL 20 2009
Combined Uranium MCL 13 2008
Coliform (TCR) MR 9 2001
Radium-226 MR 6 2000
Lead and Copper Rule MR 6 1997
Radium-228 MR 6 2000
Arsenic MR 5 2025
Revised Total Coliform Rule MON 5 2025
Combined Uranium MR 4 2002
Consumer Confidence Rule Other 4 2021
Nitrate MR 3 2020
Gross Beta Particle Activity MR 3 1999
38-STRONTIUM-90 MR 3 1999
Tritium MR 3 1999
1,2,4-Trichlorobenzene MR 2 2002
DICHLOROMETHANE MR 2 2002
o-Dichlorobenzene MR 2 2002
p-Dichlorobenzene MR 2 2002
1,2-Dichloroethane MR 2 2002
Carbon tetrachloride MR 2 2002
Trichloroethylene MR 2 2002
Tetrachloroethylene MR 2 2002
Toluene MR 2 2002
Ethylbenzene MR 2 2002
Styrene MR 2 2002
TTHM MR 2 2009
Xylenes, Total MR 2 2002
1,1-Dichloroethylene MR 2 2002
1,1,1-Trichloroethane MR 2 2002
Vinyl chloride MR 2 2002

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 Staffordshire Country Estates.

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 MA2151009 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 Staffordshire Country Estates 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
2025 Arsenic MR 5 SDWIS / MA2151009 / 1005
2025 Revised Total Coliform Rule MON 5 SDWIS / MA2151009 / 8000
2021 Consumer Confidence Rule Other 4 SDWIS / MA2151009 / 7000
2020 Nitrate MR 3 SDWIS / MA2151009 / 1040
2009 Arsenic MCL 20 SDWIS / MA2151009 / 1005
2009 TTHM MR 2 SDWIS / MA2151009 / 2950
2009 Total Haloacetic Acids (HAA5) MR 2 SDWIS / MA2151009 / 2456
2008 Combined Uranium MCL 13 SDWIS / MA2151009 / 4006
2002 Combined Uranium MR 4 SDWIS / MA2151009 / 4006
2002 1,2,4-Trichlorobenzene MR 2 SDWIS / MA2151009 / 2378
2002 DICHLOROMETHANE MR 2 SDWIS / MA2151009 / 2964
2002 o-Dichlorobenzene MR 2 SDWIS / MA2151009 / 2968
2002 p-Dichlorobenzene MR 2 SDWIS / MA2151009 / 2969
2002 1,2-Dichloroethane MR 2 SDWIS / MA2151009 / 2980
2002 Carbon tetrachloride MR 2 SDWIS / MA2151009 / 2982

How Staffordshire Country Estates Compares

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

Metric Staffordshire Country Estates Massachusetts avg Federal benchmark
Total violations 152 46.2 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 33 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 140 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 Staffordshire Country Estates water safe to drink? ▼
Staffordshire Country Estates (PWS ID: MA2151009) has 152 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 140 people using Groundwater sources.
How many people does Staffordshire Country Estates serve? ▼
Staffordshire Country Estates serves 140 people in Cherry Valley, Massachusetts. It is a Private-owned system using Groundwater water sources with 82 service connections.
What type of violations does Staffordshire Country Estates have? ▼
Staffordshire Country Estates has 152 total violations: 33 health-based violations (MCL exceedances or treatment failures), 100 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Staffordshire Country Estates water? ▼
No PFAS testing data is available for Staffordshire Country Estates under the EPA's UCMR5 monitoring program.
What water source does Staffordshire Country Estates use? ▼
Staffordshire Country Estates 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.