EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records

COUNTY WATER-SYSTEM LEDGER

Warren, New Jersey

Compare active community water systems serving this county in EPA's public export. Systems can serve multiple places, so population totals may overlap.

Systems7active CWS · pop. 2,500+
Population served287,442reported total; may overlap
Current violation flag42.9%3 systems
Serious-violator flag14.3%1 systems

01 / SYSTEMS

Water systems serving Warren

Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.

Water systemPopulation servedPrimary sourceCurrent export status
Nj American Water - Short HillsNJ0712001217,230Surface waterNo current violation flagged
Aqua Nj - PhillipsburgNJ211900126,686Groundwater under influence of surface waterNo current violation flagged
Hackettstown MuaNJ210800122,000Ground waterCurrent monitoring/reporting flag
Nj American Water - Washington/OxfordNJ212100110,719Ground waterNo current violation flagged
Allamuchy Twp Water & SewerNJ21010015,423Ground waterCurrent serious-violator flag
Nj American Water - BelvidereNJ21030012,854Ground waterNo current violation flagged
Alpha Municipal Water WorksNJ21020012,530Ground waterCurrent monitoring/reporting flag

02 / SOURCE MIX

Surface water1 systems · 217,230 served
Ground water5 systems · 43,526 served
Groundwater under influence of surface water1 systems · 26,686 served
How to read the population total

It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.