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Jackson County, Mississippi — public water systems

At a glance

29 active public water systems are filed under Jackson County, Mississippi in EPA's SDWIS records, together reporting 141,787 people served. The largest is West Jackson Co Utility Dist, which reports serving 28,544 people. 11 are community water systems serving people where they live; the other 18 are non-community systems, such as schools, workplaces, campgrounds and gas stations with their own supply.

Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.

Active systems

29

Population served

141.8K

Community systems

11

Groundwater share

93.1%

How does Jackson County compare with other Mississippi counties?

Jackson County has the 4th-most active public water systems among the 98 counties listed for active Mississippi systems in EPA records; among the 82 with 3 or more systems, the median has 12. Its systems report 141,787 people served in total, the 5th-largest county figure in the state and 4.4% of the statewide total. The average system here reports serving 4,889 people, about 73% above the Mississippi average of 2,832. 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 Jackson County's drinking water come from?

By primary water source, Jackson County's active systems draw on groundwater (25, 86%), purchased groundwater (2, 6.9%), purchased surface water (1, 3.4%) and surface water (1, 3.4%). Overall, 93% rely mainly on groundwater (including purchased groundwater) and 6.9% on surface water, compared with 99% and 1.2% across Mississippi. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, West Jackson Co Utility Dist, draws primarily on groundwater.

What kinds of water systems operate in Jackson County?

Jackson County's active systems break down as 11 community systems (38%), 6 non-transient non-community systems (21%) and 12 transient non-community systems (41%). 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. 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. 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. EPA lists their owner types as private (52%), local government (34%), public/private partnership (10%) and federal government (3.4%).

Water systems in Jackson County

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Active public water systems in Jackson County, Mississippi
#Water systemCountyPopulation servedTypeSource
1West Jackson Co Utility DistJackson28,544CommunityGroundwater
2City of Ocean SpringsJackson26,168CommunityGroundwater
3City of PascagoulaJackson22,686CommunityGroundwater
4City of GautierJackson22,253CommunityGroundwater
5City of Moss PointJackson12,524CommunityGroundwater
6Ingalls ShipbuildingJackson12,000Non-transient non-communityGroundwater
7Jackson Co Utility Authority-EastJackson6,270CommunityGroundwater
8Jackson Co Utility Authority-WestJackson6,178CommunityGroundwater
9Chevron USAJackson1,600Non-transient non-communityGroundwater
10Quick Break, LLCJackson600Transient non-communityGroundwater
11Helena Utility DistrictJackson497CommunityPurchased surface water
12Dollar General #18933Jackson380Transient non-communityGroundwater
13Naval Station-PascagoulaJackson300Non-transient non-communityGroundwater
14The Oaks of Moss PointJackson300Transient non-communityGroundwater
15Magnolia PointJackson250Transient non-communityGroundwater
16Presley'S Outing #1Jackson148Transient non-communityGroundwater
17Presley'S Outing #2Jackson148Transient non-communityGroundwater
18Colonial Estates # 3Jackson140CommunityPurchased groundwater
19Jackson Co Utility Authority-Helena ParkJackson108CommunityGroundwater
20Orange Grove Rv ParkJackson108Transient non-communityGroundwater
21Midway Food MartJackson100Transient non-communityGroundwater
22Brown'S Corner StoreJackson100Transient non-communityGroundwater
23Jackson Co. E Port AuthorityJackson100Non-transient non-communityGroundwater
24Jackson Co West Port Auth.Jackson100Non-transient non-communityPurchased groundwater
25Dollar General #22212Jackson68Transient non-communityGroundwater
26Simply Seafood & CateringJackson34Transient non-communityGroundwater
27Krebs Trailer PlazaJackson33CommunityGroundwater
28Gulf Lng Clean Energy Potable Water PlanJackson25Non-transient non-communitySurface water
29Seafood Shack Market & DeliJackson25Transient non-communityGroundwater

Jackson County water systems: frequently asked questions

How many public water systems are in Jackson County, Mississippi?

EPA's SDWIS records file 29 active public water systems under Jackson County, Mississippi: 11 community systems (38%), 6 non-transient non-community systems (21%) and 12 transient non-community systems (41%).

Who supplies drinking water in Jackson County, MS?

The largest community water systems filed under Jackson County are West Jackson Co Utility Dist (28,544 people served), City of Ocean Springs (26,168 people served) and City of Pascagoula (22,686 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 Jackson County's drinking water come from groundwater or surface water?

Of the 29 active public water systems in Jackson County, 93% draw mainly on groundwater and 6.9% on surface water, counting purchased supplies. The largest system, West Jackson Co Utility Dist, uses groundwater.

Where can I find a water quality report for Jackson 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. 11 community systems are filed under Jackson 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 Jackson 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 Mississippi 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 Jackson County, Mississippi”, https://aquacensus.com/water-systems/mississippi/jackson (data as of October 1, 2026).