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Lauderdale County, Mississippi — public water systems

At a glance

14 active public water systems are filed under Lauderdale County, Mississippi in EPA's SDWIS records, together reporting 80,013 people served. The largest is City of Meridian, which reports serving 34,466 people. 13 are community water systems serving people where they live; the other 1 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

14

Population served

80K

Community systems

13

Groundwater share

100%

How does Lauderdale County compare with other Mississippi counties?

Lauderdale County has the 29th-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 80,013 people served in total, the 9th-largest county figure in the state and 2.5% of the statewide total. The average system here reports serving 5,715 people, about twice 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 Lauderdale County's drinking water come from?

By primary water source, Lauderdale County's active systems draw on groundwater (14, 100%). Overall, all rely mainly on groundwater (including purchased groundwater) and none 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, City of Meridian, draws primarily on groundwater.

What kinds of water systems operate in Lauderdale County?

Lauderdale County's active systems break down as 13 community systems (93%) and 1 transient non-community systems (7.1%). 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 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 public/private partnership (71%), local government (14%), federal government (7.1%) and private (7.1%).

Water systems in Lauderdale County

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Active public water systems in Lauderdale County, Mississippi
#Water systemCountyPopulation servedTypeSource
1City of MeridianLauderdale34,466CommunityGroundwater
2North Lauderdale W/A, Inc.Lauderdale10,544CommunityGroundwater
3Nts Utility AssociationLauderdale5,103CommunityGroundwater
4Clarkdale Water Assn # 1Lauderdale4,500CommunityGroundwater
5Long Creek Water Assn #2Lauderdale3,977CommunityGroundwater
6Toomsuba Water AssociationLauderdale3,828CommunityGroundwater
7Collinsville Water AssnLauderdale3,403CommunityGroundwater
8Long Creek Water Assn #1Lauderdale2,814CommunityGroundwater
9Meridian Naval Air StationLauderdale2,800CommunityGroundwater
10Southwest Lauderdale W/ALauderdale2,724CommunityGroundwater
11Russell Utilities Inc.Lauderdale2,130CommunityGroundwater
12Long Creek W/A (Whynot)Lauderdale1,823CommunityGroundwater
13Town of MarionLauderdale1,751CommunityGroundwater
14Kewanee One StopLauderdale150Transient non-communityGroundwater

Lauderdale County water systems: frequently asked questions

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

EPA's SDWIS records file 14 active public water systems under Lauderdale County, Mississippi: 13 community systems (93%) and 1 transient non-community systems (7.1%).

Who supplies drinking water in Lauderdale County, MS?

The largest community water systems filed under Lauderdale County are City of Meridian (34,466 people served), North Lauderdale W/A, Inc. (10,544 people served) and Nts Utility Association (5,103 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 Lauderdale County's drinking water come from groundwater or surface water?

Of the 14 active public water systems in Lauderdale County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, City of Meridian, uses groundwater.

Where can I find a water quality report for Lauderdale 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. 13 community systems are filed under Lauderdale 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 Lauderdale 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 Lauderdale County, Mississippi”, https://aquacensus.com/water-systems/mississippi/lauderdale (data as of October 1, 2026).