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Public water system · CT1500312

Active

Washington Primary School

At a glance

Washington Primary School (PWSID CT1500312) is an active non-transient non-community water system in Litchfield County, Connecticut. It reports serving 247 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in October 2024.

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

Population served

247

Service connections

1

Primary source

GW

Groundwater

System type

NTNCWS

Non-transient non-community water system

System record

PWSIDCT1500312
System typeNon-transient non-community water system
Activity statusActive
Population served247
Service connections1
Primary water sourceGroundwater
Owner typeLocal government
Primacy agencyCT state drinking water program
City servedWashington
StateConnecticut
ZIP—
CountyLitchfield County

How does Washington Primary School compare with other water systems in Litchfield County?

By EPA's size categories, Washington Primary School is a very small system (500 people or fewer). Litchfield County has 346 active public water systems. Its population served is about 27% below the county average of 340 people per system, and accounts for 0.2% of the 117,512 people reported by systems filed under the county. Across Connecticut, the 2,363 active systems average 1,247 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Washington Primary School is about 43% below that figure.

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

A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Connecticut has 483 active non-transient non-community water systems, 20% of the state's 2,363 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 2,263 Connecticut systems (96%) list groundwater as their primary source.

Who owns and regulates Washington Primary School?

EPA lists Washington Primary School as owned by a local government. The CT state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 36 of the 346 active systems in Litchfield County (10%) are also owned by a local government.

Does Washington Primary School have drinking water violations?

EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in October 2024. The violations listed here began between February 2003 and October 2024. By type: 4 monitoring and reporting, 2 reporting, 1 required treatment not met and 1 monitoring. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 of them). EPA lists 6 as resolved and 2 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.

BeganViolationContaminant or ruleHealth-basedStatus
2024-10-17ReportingLSL Reporting · code 4GLead and Copper Rule Revisionscode 5200NoUnaddressed
2024-10-17Required treatment not metLSL Inventory · code 2ELead and Copper Rule Revisionscode 5200YesUnaddressed
2023-07-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2016-10-10ReportingReport Sample Result/Fail Monitor (RTCR) · code 4BRevised Total Coliform Rulecode 8000NoResolved
2007-10-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2004-11-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2004-06-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved
2003-02-01Monitoring and reportingMonitoring, Routine Major (TCR) · code 23Total coliform bacteria (TCR)code 3100NoResolved

All 8 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.

Washington Primary School: frequently asked questions

Who runs Washington Primary School?

Washington Primary School (PWSID CT1500312) is a non-transient non-community water system owned by a local government. It is regulated by the CT state drinking water program.

How many people does Washington Primary School serve?

Washington Primary School reports serving 247 people through 1 service connection in Litchfield County, Connecticut.

Where does Washington Primary School 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 Washington Primary School have any drinking water violations?

EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in October 2024. 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 Washington Primary School'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. EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in October 2024. For current results, consult EPA ECHO, or the CT state drinking water program.

Where can I find Washington Primary School's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Washington Primary School is a non-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 Litchfield County

Water systemCountyPopulation servedTypeSource
Torrington Water CompanyLitchfield37,915CommunitySurface water
Watertown Water & Sewer AuthorityLitchfield9,972CommunityPurchased surface water
Winsted Water WorksLitchfield7,784CommunitySurface water
Watertown Fire DistrictLitchfield6,718CommunityGroundwater
Ctwc - Naugatuck Reg-Terryville SystemLitchfield5,607CommunityGroundwater
Ctwc - Naugatuck Reg-Thomaston SystemLitchfield3,789CommunityGroundwater

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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, “Washington Primary School, PWSID CT1500312, Connecticut”, https://aquacensus.com/water-systems/connecticut/washington-primary-school-ct1500312 (data as of October 1, 2026).