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Public water system · NJ2104342

Active

10-31 Inc.

At a glance

10-31 Inc. (PWSID NJ2104342) is an active transient non-community water system in Warren County, New Jersey. It reports serving 29 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2012.

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

Population served

29

Service connections

1

Primary source

GW

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDNJ2104342
System typeTransient non-community water system
Activity statusActive
Population served29
Service connections1
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyNJ state drinking water program
City servedBlairstown Twp.-2104
StateNew Jersey
ZIP—
CountyWarren County

How does 10-31 Inc. compare with other water systems in Warren County?

By EPA's size categories, 10-31 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 transient non-community water system reports serving 144 people, so 10-31 Inc. 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. New Jersey has 2,277 active transient non-community water systems, 65% 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 10-31 Inc.?

EPA lists 10-31 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 10-31 Inc. have drinking water violations?

EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2012. By type: 1 monitoring and reporting. The contaminant or rule involved is Nitrate. EPA lists 1 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
2012-01-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved

The one violation in EPA's records.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.

10-31 Inc.: frequently asked questions

Who runs 10-31 Inc.?

10-31 Inc. (PWSID NJ2104342) is a transient non-community water system privately owned. It is regulated by the NJ state drinking water program.

How many people does 10-31 Inc. serve?

10-31 Inc. reports serving 29 people through 1 service connection in Warren County, New Jersey.

Where does 10-31 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 10-31 Inc. have any drinking water violations?

EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2012. 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 10-31 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. EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2012. For current results, consult EPA ECHO, or the NJ state drinking water program.

Where can I find 10-31 Inc.'s water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. 10-31 Inc. 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 Warren County

Water systemCountyPopulation servedTypeSource
Nj American Water - Short HillsWarren + 6 more217,230CommunitySurface water
Aqua Nj - PhillipsburgWarren26,686CommunityGroundwater under influence of surface water
Hackettstown MuaWarren22,000CommunityGroundwater
Nj American Water - Washington/OxfordWarren10,719CommunityGroundwater
Allamuchy Twp Water & SewerWarren5,423CommunityGroundwater
Nj American Water - BelvidereWarren2,854CommunityGroundwater

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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, “10-31 Inc., PWSID NJ2104342, New Jersey”, https://aquacensus.com/water-systems/new-jersey/10-31-inc-nj2104342 (data as of October 1, 2026).