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Public water system · NY1322771

Active

Great Oak Properties

At a glance

Great Oak Properties (PWSID NY1322771) is an active community water system in Dutchess County, New York. It reports serving 90 people through 36 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2005.

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

Population served

90

Service connections

36

Primary source

GW

Groundwater

System type

CWS

Community water system

System record

PWSIDNY1322771
System typeCommunity water system
Activity statusActive
Population served90
Service connections36
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyNY state drinking water program
City servedWashington (T)
StateNew York
ZIP—
CountyDutchess County

How does Great Oak Properties compare with other water systems in Dutchess County?

By EPA's size categories, Great Oak Properties is a very small system (500 people or fewer). Dutchess County has 546 active public water systems. Its population served is well below the county average of 473 people per system, and accounts for less than 0.1% of the 257,968 people reported by systems filed under the county. Across New York, the 8,167 active systems average 2,374 people each. Nationally, the average active community water system reports serving 6,703 people, so Great Oak Properties is well below that figure.

What does “community water system” mean?

A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. New York has 2,281 active community water systems, 28% of the state's 8,167 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 7,096 New York systems (87%) list groundwater as their primary source.

Who owns and regulates Great Oak Properties?

EPA lists Great Oak Properties as privately owned. The NY state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 445 of the 546 active systems in Dutchess County (82%) are also privately owned.

Does Great Oak Properties have drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2005. The violations listed here began between January 2000 and July 2005. By type: 11 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminants or rules involved are Consumer Confidence Rule, 1,2-Dichloropropane, Styrene and Ethylbenzene. 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
2005-07-01Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71Consumer Confidence Rulecode 7000NoResolved
2000-01-01Monitoring and reportingMonitoring, Regular · code 031,2-Dichloropropanecode 2983NoResolved
2000-01-01Monitoring and reportingMonitoring, Regular · code 03Styrenecode 2996NoResolved
2000-01-01Monitoring and reportingMonitoring, Regular · code 03Ethylbenzenecode 2992NoResolved
2000-01-01Monitoring and reportingMonitoring, Regular · code 03Toluenecode 2991NoResolved
2000-01-01Monitoring and reportingMonitoring, Regular · code 031,1,1-Trichloroethanecode 2981NoResolved
2000-01-01Monitoring and reportingMonitoring, Regular · code 031,2-Dichloroethanecode 2980NoResolved
2000-01-01Monitoring and reportingMonitoring, Regular · code 03trans-1,2-Dichloroethylenecode 2979NoResolved
2000-01-01Monitoring and reportingMonitoring, Regular · code 03Vinyl chloridecode 2976NoResolved
2000-01-01Monitoring and reportingMonitoring, Regular · code 03p-Dichlorobenzenecode 2969NoResolved
2000-01-01Monitoring and reportingMonitoring, Regular · code 03cis-1,2-Dichloroethylenecode 2380NoResolved
2000-01-01Monitoring and reportingMonitoring, Regular · code 03Chlorobenzenecode 2989NoResolved

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.

Great Oak Properties: frequently asked questions

Who runs Great Oak Properties?

Great Oak Properties (PWSID NY1322771) is a community water system privately owned. It is regulated by the NY state drinking water program.

How many people does Great Oak Properties serve?

Great Oak Properties reports serving 90 people through 36 service connections in Dutchess County, New York.

Where does Great Oak Properties 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 Great Oak Properties have any drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2005. 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 Great Oak Properties' 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, none is health-based, and the most recent began in July 2005. For current results, consult the system's annual water quality report, EPA ECHO, or the NY state drinking water program.

Where can I find Great Oak Properties' water quality report?

As a community water system, Great Oak Properties must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.

Other water systems in Dutchess County

Water systemCountyPopulation servedTypeSource
Poughkeepsie Townwide WdDutchess43,000CommunityPurchased surface water
Poughkeepsie CityDutchess30,639CommunityPurchased surface water
Beacon CityDutchess14,370CommunitySurface water
United Wappinger Water Improvement Dist.Dutchess14,000CommunityGroundwater under influence of surface water
Hyde Park RegionalDutchess6,928CommunitySurface water
Rhinebeck Village WaterDutchess6,000CommunitySurface 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, “Great Oak Properties, PWSID NY1322771, New York”, https://aquacensus.com/water-systems/new-york/great-oak-properties-ny1322771 (data as of October 1, 2026).