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Public water system · MA2034012

Active

626 Main Street

At a glance

626 Main Street (PWSID MA2034012) is an active transient non-community water system in Worcester County, Massachusetts. It reports serving 25 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in March 2014.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

25

Service connections

1

Primary source

GW

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDMA2034012
System typeTransient non-community water system
Activity statusActive
Population served25
Service connections1
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyMA state drinking water program
City servedBolton
StateMassachusetts
ZIP01740
CountyWorcester County

How does 626 Main Street compare with other water systems in Worcester County?

By EPA's size categories, 626 Main Street is a very small system (500 people or fewer). Worcester County has 346 active public water systems. Its population served is well below the county average of 2,239 people per system, and accounts for less than 0.1% of the 774,523 people reported by systems filed under the county. Across Massachusetts, the 1,636 active systems average 6,275 people each. Nationally, the average active transient non-community water system reports serving 144 people, so 626 Main Street is well below that figure.

What does “transient non-community water system” mean?

A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Massachusetts has 859 active transient non-community water systems, 53% of the state's 1,636 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,354 Massachusetts systems (83%) list groundwater as their primary source.

Who owns and regulates 626 Main Street?

EPA lists 626 Main Street as privately owned. The MA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 252 of the 346 active systems in Worcester County (73%) are also privately owned.

Does 626 Main Street have drinking water violations?

Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in March 2014. The violations listed here began between July 2010 and March 2014. By type: 6 monitoring and reporting and 6 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (12 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.

BeganViolationContaminant or ruleHealth-basedStatus
2014-03-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2013-09-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2013-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2012-11-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2012-09-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2012-09-01Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24Total coliform bacteria (TCR)code 3100NoResolved
2012-08-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2012-07-01Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22Total coliform bacteria (TCR)code 3100YesResolved
2011-04-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2011-01-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2010-10-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2010-07-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved

The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.

626 Main Street: frequently asked questions

Who runs 626 Main Street?

626 Main Street (PWSID MA2034012) is a transient non-community water system privately owned. It is regulated by the MA state drinking water program.

How many people does 626 Main Street serve?

626 Main Street reports serving 25 people through 1 service connection in Worcester County, Massachusetts.

Where does 626 Main Street get its water?

EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.

Does 626 Main Street have any drinking water violations?

Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in March 2014. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.

Is 626 Main Street's water safe to drink?

AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, 6 are health-based, and the most recent began in March 2014. For current results, consult EPA ECHO, or the MA state drinking water program.

Where can I find 626 Main Street's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. 626 Main Street is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.

Other water systems in Worcester County

Water systemCountyPopulation servedTypeSource
Worcester Dpwp, Water Supply DivisionWorcester206,518CommunitySurface water
Fitchburg Dpw Division of Water SupplyWorcester41,946CommunitySurface water
Leominster Water DivisionWorcester41,683CommunitySurface water
Shrewsbury Water DepartmentWorcester38,325CommunityGroundwater
Milford Water DepartmentWorcester30,379CommunitySurface water
Westborough Water DepartmentWorcester21,567CommunitySurface water

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About this data

Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.

Cite as: AquaCensus, “626 Main Street, PWSID MA2034012, Massachusetts”, https://aquacensus.com/water-systems/massachusetts/626-main-street-ma2034012 (data as of October 1, 2026).