Public water system · NJ2109300

Active

Little Hill Foundation Inc.

At a glance

Little Hill Foundation Inc. (PWSID NJ2109300) is an active non-transient non-community water system in Warren County, New Jersey. It reports serving 100 people through 8 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 2024.

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

Population served

100

Service connections

Primary source

Groundwater

System type

NTNCWS

Non-transient non-community water system

System record

PWSIDNJ2109300

System typeNon-transient non-community water system

Activity statusActive

Population served100

Service connections8

Primary water sourceGroundwater

Owner typePrivate

Primacy agencyNJ state drinking water program

City servedHardwick Twp.-2109

StateNew Jersey

ZIP—

CountyWarren County

How does Little Hill Foundation Inc. compare with other water systems in Warren County?

By EPA's size categories, Little Hill Foundation Inc. is a very small system (500 people or fewer). Warren County has 219 active public water systems. Its population served is well below the county average of 1,491 people per system, and accounts for less than 0.1% of the 326,592 people reported by systems filed under the county. Across New Jersey, the 3,496 active systems average 2,750 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Little Hill Foundation Inc. is well 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. New Jersey has 637 active non-transient non-community water systems, 18% of the state's 3,496 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 3,313 New Jersey systems (95%) list groundwater as their primary source.

Who owns and regulates Little Hill Foundation Inc.?

EPA lists Little Hill Foundation Inc. as privately owned. The NJ state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 177 of the 219 active systems in Warren County (81%) are also privately owned.

Does Little Hill Foundation Inc. 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 2024. The violations listed here began between April 2017 and July 2024. By type: 10 monitoring and reporting, 1 reporting and 1 monitoring. The contaminant or rule involved most often is Lead and Copper Rule (6 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
2024-07-11	ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B	Revised Total Coliform Rulecode 8000	No	Resolved
2024-04-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Chlorinecode 0999	No	Resolved
2024-04-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2021-04-01	Monitoring and reportingLead Consumer Notice · code 66	Lead and Copper Rulecode 5000	No	Resolved
2020-09-29	Monitoring and reportingLead Consumer Notice · code 66	Lead and Copper Rulecode 5000	No	Resolved
2019-09-29	Monitoring and reportingLead Consumer Notice · code 66	Lead and Copper Rulecode 5000	No	Resolved
2019-04-01	Monitoring and reportingLead Consumer Notice · code 66	Lead and Copper Rulecode 5000	No	Resolved
2019-01-01	Monitoring and reportingMonitoring, Regular · code 03	Ethylene dibromide (EDB)code 2946	No	Resolved
2019-01-01	Monitoring and reportingMonitoring, Regular · code 03	1,2-Dibromo-3-chloropropane (DBCP)code 2931	No	Resolved
2018-09-29	Monitoring and reportingLead Consumer Notice · code 66	Lead and Copper Rulecode 5000	No	Resolved
2017-10-01	Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52	Lead and Copper Rulecode 5000	No	Resolved
2017-04-01	Monitoring and reportingMonitoring and Reporting (DBP) · code 27	Chlorinecode 0999	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.

Little Hill Foundation Inc.: frequently asked questions

Who runs Little Hill Foundation Inc.?

Little Hill Foundation Inc. (PWSID NJ2109300) is a non-transient non-community water system privately owned. It is regulated by the NJ state drinking water program.

How many people does Little Hill Foundation Inc. serve?

Little Hill Foundation Inc. reports serving 100 people through 8 service connections in Warren County, New Jersey.

Where does Little Hill Foundation Inc. 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 Little Hill Foundation Inc. 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 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 Little Hill Foundation Inc.'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, none is health-based, and the most recent began in July 2024. For current results, consult EPA ECHO, or the NJ state drinking water program.

Where can I find Little Hill Foundation Inc.'s water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Little Hill Foundation Inc. 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 Warren County

Water system	County	Population served	Type	Source
Nj American Water - Short Hills	Warren + 6 more	217,230	Community	Surface water
Aqua Nj - Phillipsburg	Warren	26,686	Community	Groundwater under influence of surface water
Hackettstown Mua	Warren	22,000	Community	Groundwater
Nj American Water - Washington/Oxford	Warren	10,719	Community	Groundwater
Allamuchy Twp Water & Sewer	Warren	5,423	Community	Groundwater
Nj American Water - Belvidere	Warren	2,854	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, “Little Hill Foundation Inc., PWSID NJ2109300, New Jersey”, https://aquacensus.com/water-systems/new-jersey/little-hill-foundation-inc-nj2109300 (data as of October 1, 2026).