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Community Water System · PWS MA1132000

Hinsdale Water Dept

Hinsdale, Massachusetts 01235 - drinking water served from surface water sources to 1,800 people, tracked in EPA SDWIS and UCMR5.

1,800
People served
91
EPA violations
5
Health-based
Untested
UCMR5 result

The verdict

EPA records 91 drinking-water violations at Hinsdale Water Dept, 5% of them health-based - above the Massachusetts per-system average.

91
Total EPA violations on record
5%
Health-based (MCL / treatment failure)
1,800
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Hinsdale Water Dept

Hinsdale Water Dept is a local-owned community water system that delivers drinking water to 1,800 residents in Hinsdale, Massachusetts (Berkshire County) through 424 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 91 total violations for this system , of which 5 (5%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 47 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 Surface Water Treatment Rule, 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%).

Hinsdale Water Dept's 91 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
1,800
Total Violations
91
Health-Based Violations
5
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
424
County
Berkshire
School/Daycare
No
MCL Violations
0
Monitoring Violations
47
Treatment Tech Violations
5

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule MR 6 2014
Consumer Confidence Rule Other 4 2022
Lead and Copper Rule TT 2 1996
Stage 1 Disinfectants and Disinfection Byproducts Rule TT 2 2011
Nitrate MR 2 2018
Fluoride MR 1 2005
Beryllium, Total MR 1 2005
Thallium, Total MR 1 2005
CYANIDE MR 1 2005
Arsenic MR 1 2005
Mercury MR 1 2005
Selenium MR 1 2005
Barium MR 1 2005
Cadmium MR 1 2005
Chromium MR 1 2005
Surface Water Treatment Rule TT 1 1992
Tritium MR 1 1998
38-STRONTIUM-90 MR 1 1998
Coliform (TCR) MR 1 1999
Benzene MR 1 1999
Xylenes, Total MR 1 1999
Vinyl chloride MR 1 1999
DICHLOROMETHANE MR 1 1999
Styrene MR 1 1999
o-Dichlorobenzene MR 1 1999
1,1,2-Trichloroethane MR 1 1999
1,1-Dichloroethylene MR 1 1999
Nickel MR 1 2005
cis-1,2-Dichloroethylene MR 1 1999
Radium-228 MR 1 1998

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 Hinsdale 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 MA1132000 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 Hinsdale 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
2022 Consumer Confidence Rule Other 4 SDWIS / MA1132000 / 7000
2018 Nitrate MR 2 SDWIS / MA1132000 / 1040
2014 Surface Water Treatment Rule MR 6 SDWIS / MA1132000 / 0200
2011 Stage 1 Disinfectants and Disinfection Byproducts Rule TT 2 SDWIS / MA1132000 / 0400
2005 Fluoride MR 1 SDWIS / MA1132000 / 1025
2005 Beryllium, Total MR 1 SDWIS / MA1132000 / 1075
2005 Thallium, Total MR 1 SDWIS / MA1132000 / 1085
2005 CYANIDE MR 1 SDWIS / MA1132000 / 1024
2005 Arsenic MR 1 SDWIS / MA1132000 / 1005
2005 Mercury MR 1 SDWIS / MA1132000 / 1035
2005 Selenium MR 1 SDWIS / MA1132000 / 1045
2005 Barium MR 1 SDWIS / MA1132000 / 1010
2005 Cadmium MR 1 SDWIS / MA1132000 / 1015
2005 Chromium MR 1 SDWIS / MA1132000 / 1020
2005 Nickel MR 1 SDWIS / MA1132000 / 1036

How Hinsdale Water Dept Compares

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

Metric Hinsdale Water Dept Massachusetts avg Federal benchmark
Total violations 91 46.2 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 5 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 1,800 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 Hinsdale Water Dept water safe to drink? ▼
Hinsdale Water Dept (PWS ID: MA1132000) has 91 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,800 people using Surface Water sources.
How many people does Hinsdale Water Dept serve? ▼
Hinsdale Water Dept serves 1,800 people in Hinsdale, Massachusetts. It is a Local-owned system using Surface Water water sources with 424 service connections.
What type of violations does Hinsdale Water Dept have? ▼
Hinsdale Water Dept has 91 total violations: 5 health-based violations (MCL exceedances or treatment failures), 47 monitoring/reporting violations, and 5 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Hinsdale Water Dept water? ▼
No PFAS testing data is available for Hinsdale Water Dept under the EPA's UCMR5 monitoring program.
What water source does Hinsdale Water Dept use? ▼
Hinsdale 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.