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Community Water System · PWS MA1203000

Mill River Water Takers Association

Mill River, Massachusetts 01244 - drinking water served from groundwater sources to 150 people, tracked in EPA SDWIS and UCMR5.

150
People served
115
EPA violations
12
Health-based
Untested
UCMR5 result

The verdict

EPA records 115 drinking-water violations at Mill River Water Takers Association, 10% of them health-based - above the Massachusetts per-system average.

115
Total EPA violations on record
10%
Health-based (MCL / treatment failure)
150
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Mill River Water Takers Association

Mill River Water Takers Association is a private-owned community water system that delivers drinking water to 150 residents in Mill River, Massachusetts (Berkshire County) through 31 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 115 total violations for this system , of which 12 (10%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 78 monitoring and reporting violations are on file. The most recent violation on record dates to 2018.

The most frequently cited contaminant at this system is Groundwater Rule, recorded in 8 violations (TT, 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%).

Mill River Water Takers Association's 115 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
150
Total Violations
115
Health-Based Violations
12
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
31
County
Berkshire
School/Daycare
No
MCL Violations
0
Monitoring Violations
78
Treatment Tech Violations
12

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Groundwater Rule TT 8 2012
Consumer Confidence Rule Other 5 2014
Stage 1 Disinfectants and Disinfection Byproducts Rule TT 4 2018
Benzene MR 3 2014
Trichloroethylene MR 3 2014
Vinyl chloride MR 3 2014
o-Dichlorobenzene MR 3 2014
Ethylbenzene MR 3 2014
Tetrachloroethylene MR 3 2014
Toluene MR 3 2014
DICHLOROMETHANE MR 3 2014
1,2,4-Trichlorobenzene MR 3 2014
1,1-Dichloroethylene MR 3 2014
1,2-Dichloroethane MR 3 2014
CHLOROBENZENE MR 3 2014
trans-1,2-Dichloroethylene MR 3 2014
Styrene MR 3 2014
p-Dichlorobenzene MR 3 2014
Xylenes, Total MR 3 2014
1,1,2-Trichloroethane MR 3 2014
Coliform (TCR) MR 3 2016
1,2-Dichloropropane MR 3 2014
cis-1,2-Dichloroethylene MR 3 2014
1,1,1-Trichloroethane MR 3 2014
Lead and Copper Rule MR 3 2015
Carbon tetrachloride MR 3 2014
Revised Total Coliform Rule MON 2 2016
Nitrate MR 1 2015
Public Notice Other 1 2018
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 Mill River Water Takers Association.

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 MA1203000 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 Mill River Water Takers Association 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
2018 Stage 1 Disinfectants and Disinfection Byproducts Rule TT 4 SDWIS / MA1203000 / 0400
2018 Public Notice Other 1 SDWIS / MA1203000 / 7500
2018 Groundwater Rule MR 1 SDWIS / MA1203000 / 0700
2016 Coliform (TCR) MR 3 SDWIS / MA1203000 / 3100
2016 Revised Total Coliform Rule MON 2 SDWIS / MA1203000 / 8000
2015 Lead and Copper Rule MR 3 SDWIS / MA1203000 / 5000
2015 Nitrate MR 1 SDWIS / MA1203000 / 1040
2014 Consumer Confidence Rule Other 5 SDWIS / MA1203000 / 7000
2014 Benzene MR 3 SDWIS / MA1203000 / 2990
2014 Trichloroethylene MR 3 SDWIS / MA1203000 / 2984
2014 Vinyl chloride MR 3 SDWIS / MA1203000 / 2976
2014 o-Dichlorobenzene MR 3 SDWIS / MA1203000 / 2968
2014 Ethylbenzene MR 3 SDWIS / MA1203000 / 2992
2014 Tetrachloroethylene MR 3 SDWIS / MA1203000 / 2987
2014 Toluene MR 3 SDWIS / MA1203000 / 2991

How Mill River Water Takers Association Compares

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

Metric Mill River Water Takers Association Massachusetts avg Federal benchmark
Total violations 115 46.2 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 12 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 150 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 Mill River Water Takers Association water safe to drink? ▼
Mill River Water Takers Association (PWS ID: MA1203000) has 115 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 150 people using Groundwater sources.
How many people does Mill River Water Takers Association serve? ▼
Mill River Water Takers Association serves 150 people in Mill River, Massachusetts. It is a Private-owned system using Groundwater water sources with 31 service connections.
What type of violations does Mill River Water Takers Association have? ▼
Mill River Water Takers Association has 115 total violations: 12 health-based violations (MCL exceedances or treatment failures), 78 monitoring/reporting violations, and 12 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Mill River Water Takers Association water? ▼
No PFAS testing data is available for Mill River Water Takers Association under the EPA's UCMR5 monitoring program.
What water source does Mill River Water Takers Association use? ▼
Mill River Water Takers Association 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.