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Community Water System · PWS MA1283003

Stockbridge Water Dept

Stockbridge, Massachusetts 01262 - drinking water served from surface water sources to 2,800 people, tracked in EPA SDWIS and UCMR5.

2,800
People served
30
EPA violations
6
Health-based
Untested
UCMR5 result

The verdict

EPA records 30 drinking-water violations at Stockbridge Water Dept, 20% of them health-based - below the Massachusetts per-system average.

30
Total EPA violations on record
20%
Health-based (MCL / treatment failure)
2,800
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Stockbridge Water Dept

Stockbridge Water Dept is a local-owned community water system that delivers drinking water to 2,800 residents in Stockbridge, Massachusetts (Berkshire County) through 719 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 30 total violations for this system , of which 6 (20%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 9 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is Total Haloacetic Acids (HAA5), recorded in 6 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, 148 of 263 UCMR5-tested systems have reported PFAS detections (56.3%).

Stockbridge Water Dept's 30 violations sit below 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
2,800
Total Violations
30
Health-Based Violations
6
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
719
County
Berkshire
School/Daycare
No
MCL Violations
2
Monitoring Violations
9
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Total Haloacetic Acids (HAA5) MR 6 2019
Surface Water Treatment Rule TT 4 2016
Coliform (TCR) MCL 2 2003
TTHM MR 2 2019
Consumer Confidence Rule Other 2 2017
Coliform (TCR) MR 1 2008

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 Stockbridge Water Dept.

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 MA1283003 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 Stockbridge Water Dept 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
2019 Total Haloacetic Acids (HAA5) MR 6 SDWIS / MA1283003 / 2456
2019 TTHM MR 2 SDWIS / MA1283003 / 2950
2017 Consumer Confidence Rule Other 2 SDWIS / MA1283003 / 7000
2016 Surface Water Treatment Rule TT 4 SDWIS / MA1283003 / 0200
2008 Coliform (TCR) MR 1 SDWIS / MA1283003 / 3100
2003 Coliform (TCR) MCL 2 SDWIS / MA1283003 / 3100

How Stockbridge Water Dept Compares

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

Metric Stockbridge Water Dept Massachusetts avg Federal benchmark
Total violations 30 46.2 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 6 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 2,800 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 Stockbridge Water Dept water safe to drink? ▼
Stockbridge Water Dept (PWS ID: MA1283003) has 30 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,800 people using Surface Water sources.
How many people does Stockbridge Water Dept serve? ▼
Stockbridge Water Dept serves 2,800 people in Stockbridge, Massachusetts. It is a Local-owned system using Surface Water water sources with 719 service connections.
What type of violations does Stockbridge Water Dept have? ▼
Stockbridge Water Dept has 30 total violations: 6 health-based violations (MCL exceedances or treatment failures), 9 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Stockbridge Water Dept water? ▼
No PFAS testing data is available for Stockbridge Water Dept under the EPA's UCMR5 monitoring program.
What water source does Stockbridge Water Dept use? ▼
Stockbridge Water Dept 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. 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.