Hudson County, New Jersey — public water systems
At a glance
6 active public water systems are filed under Hudson County, New Jersey in EPA's SDWIS records, together reporting 435,495 people served. The largest is Jersey City Mua, which reports serving 262,000 people. All 6 are community water systems serving people where they live.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
6
Population served
435.5K
Community systems
6
Groundwater share
0%
How does Hudson County compare with other New Jersey counties?
Hudson County has the 22nd-most active public water systems among the 62 counties listed for active New Jersey systems in EPA records; among the 27 with 3 or more systems, the median has 101. Its systems report 435,495 people served in total, the 12th-largest county figure in the state and 4.5% of the statewide total. The average system here reports serving 72,583 people, about 26 times the New Jersey average of 2,750. Population figures are what each system reports; people served by more than one system, such as a wholesaler and the town that buys from it, are counted by each.
Where does Hudson County's drinking water come from?
By primary water source, Hudson County's active systems draw on purchased surface water (5, 83%) and surface water (1, 17%). Overall, none rely mainly on groundwater (including purchased groundwater) and all on surface water, compared with 96% and 4.5% across New Jersey. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. The county's largest system, Jersey City Mua, draws primarily on surface water.
What kinds of water systems operate in Hudson County?
Hudson County's active systems break down as 6 community systems (100%). 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. EPA lists their owner types as local government (100%).
Water systems in Hudson County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Jersey City Mua | Hudson | 262,000 | Community | Surface water |
| 2 | City of Bayonne | Hudson | 63,000 | Community | Purchased surface water |
| 3 | Hoboken Water Utility | Hudson | 52,000 | Community | Purchased surface water |
| 4 | Kearny Water Department | Hudson | 41,664 | Community | Purchased surface water |
| 5 | Harrison W Dept | Hudson | 14,425 | Community | Purchased surface water |
| 6 | East Newark W Dept | Hudson | 2,406 | Community | Purchased surface water |
Also serving Hudson County
These systems serve several counties, including Hudson County. EPA lists another county first for them, so they are not included in the counts above.
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Veolia Water New Jersey Hackensack | Bergen + 1 more | 792,713 | Community | Surface water |
Hudson County water systems: frequently asked questions
How many public water systems are in Hudson County, New Jersey?
EPA's SDWIS records file 6 active public water systems under Hudson County, New Jersey: 6 community systems (100%). At least 1 more system is listed under another county but also serve Hudson County.
Who supplies drinking water in Hudson County, NJ?
The largest community water systems filed under Hudson County are Jersey City Mua (262,000 people served), City of Bayonne (63,000 people served) and Hoboken Water Utility (52,000 people served). Which system serves a particular address depends on its service area, which EPA's SDWIS records do not include; a water bill or the local utility can confirm it.
Does Hudson County's drinking water come from groundwater or surface water?
Of the 6 active public water systems in Hudson County, none draw mainly on groundwater and all on surface water, counting purchased supplies. The largest system, Jersey City Mua, uses surface water.
Where can I find a water quality report for Hudson County?
Each community water system must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1, covering the previous calendar year. 6 community systems are filed under Hudson County, so the report to look for is the one from the system that supplies your address.
How can I check violations for a water system in Hudson County?
Open the system's profile from the list on this page. Each profile shows the most recent Safe Drinking Water Act violations in EPA's records, with plain-English labels and whether each one is resolved. For current compliance status, EPA ECHO is the primary source.
More New Jersey water systems
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, “Public water systems in Hudson County, New Jersey”, https://aquacensus.com/water-systems/new-jersey/hudson (data as of October 1, 2026).