Public water system · PA2450488

Active

Delaware Water Gap Koa

At a glance

Delaware Water Gap Koa (PWSID PA2450488) is an active transient non-community water system in Monroe County, New York. It reports serving 450 people through 179 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, 4 are health-based, and the most recent began in July 2020.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

450

Service connections

179

Primary source

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDPA2450488

System typeTransient non-community water system

Activity statusActive

Population served450

Service connections179

Primary water sourceGroundwater

Owner typePrivate

Primacy agencyPA state drinking water program

City served—

StateNew York

ZIP—

CountyMonroe County

How does Delaware Water Gap Koa compare with other water systems in Monroe County?

By EPA's size categories, Delaware Water Gap Koa is a very small system (500 people or fewer). Monroe County has 24 active public water systems. Its population served is well below the county average of 10,525 people per system, and accounts for 0.2% of the 252,600 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 transient non-community water system reports serving 144 people, so Delaware Water Gap Koa is about 3.1 times 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. New York has 5,182 active transient non-community water systems, 63% 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 Delaware Water Gap Koa?

EPA lists Delaware Water Gap Koa as privately owned. The PA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 19 of the 24 active systems in Monroe County (79%) are also privately owned.

Does Delaware Water Gap Koa have drinking water violations?

Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in July 2020. The violations listed here began between November 2003 and July 2020. By type: 4 monitoring and reporting, 3 contaminant level above the legal limit, 2 public notice, recordkeeping or other, 2 reporting and 1 required treatment not met. The contaminant or rule involved most often is Revised Total Coliform Rule (4 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.

Began	Violation	Contaminant or rule	Health-based	Status
2020-07-12	Public notice, recordkeeping or otherPublic Notification Violation without NPDWR Violation · code 76	Public Noticecode 7500	No	Resolved
2020-04-11	Required treatment not metFailure To Address Deficiency · code 45	Groundwater Rulecode 0700	Yes	Resolved
2019-09-27	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2019-08-17	ReportingNotify Level 1/Level 2 Treatment Technique Violation, Correct Action (RTCR) · code 4F	Revised Total Coliform Rulecode 8000	No	Resolved
2019-08-17	ReportingReporting, Assessment Forms (RTCR) · code 4A	Revised Total Coliform Rulecode 8000	No	Resolved
2019-07-16	Monitoring and reportingMonitoring, Source Water (GWR) · code 34	E. colicode 3014	No	Resolved
2019-07-16	Monitoring and reportingMonitoring, Source Water (GWR) · code 34	E. colicode 3014	No	Resolved
2019-07-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1A	Revised Total Coliform Rulecode 8000	Yes	Resolved
2019-07-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1A	Revised Total Coliform Rulecode 8000	Yes	Resolved
2004-08-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22	Total coliform bacteria (TCR)code 3100	Yes	Resolved
2004-08-01	Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25	Total coliform bacteria (TCR)code 3100	No	Resolved
2003-11-01	Monitoring and reportingMonitoring, Routine Major (TCR) · code 23	Total coliform bacteria (TCR)code 3100	No	Resolved

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.

Delaware Water Gap Koa: frequently asked questions

Who runs Delaware Water Gap Koa?

Delaware Water Gap Koa (PWSID PA2450488) is a transient non-community water system privately owned. It is regulated by the PA state drinking water program.

How many people does Delaware Water Gap Koa serve?

Delaware Water Gap Koa reports serving 450 people through 179 service connections in Monroe County, New York.

Where does Delaware Water Gap Koa 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 Delaware Water Gap Koa have any drinking water violations?

Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in July 2020. 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 Delaware Water Gap Koa'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, 4 are health-based, and the most recent began in July 2020. For current results, consult EPA ECHO, or the PA state drinking water program.

Where can I find Delaware Water Gap Koa's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Delaware Water Gap Koa 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 Monroe County

Water system	County	Population served	Type	Source
Rochester City	Monroe	210,000	Community	Surface water
Brockport Village	Monroe	25,918	Community	Purchased surface water
Sea Breeze Wd	Monroe	7,800	Community	Purchased surface water
Red-Rochester Dws	Monroe	3,034	Non-transient non-community	Purchased surface water
Red-Rochester Iws	Monroe	2,185	Non-transient non-community	Surface water
New York Museum of Transportation	Monroe	1,000	Transient non-community	Groundwater

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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, “Delaware Water Gap Koa, PWSID PA2450488, New York”, https://aquacensus.com/water-systems/new-york/delaware-water-gap-koa-pa2450488 (data as of October 1, 2026).