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Livingston Parish County, Louisiana — public water systems

At a glance

27 active public water systems are filed under Livingston Parish County, Louisiana in EPA's SDWIS records, together reporting 158,842 people served. The largest is Ward Ii Water District, which reports serving 78,147 people. 23 are community water systems serving people where they live; the other 4 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

27

Population served

158.8K

Community systems

23

Groundwater share

100%

How does Livingston Parish County compare with other Louisiana counties?

Livingston Parish County has the 10th-most active public water systems among the 79 counties listed for active Louisiana systems in EPA records; among the 59 with 3 or more systems, the median has 13. Its systems report 158,842 people served in total, the 10th-largest county figure in the state and 3% of the statewide total. The average system here reports serving 5,883 people, about 26% above the Louisiana average of 4,685. 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 Livingston Parish County's drinking water come from?

By primary water source, Livingston Parish County's active systems draw on groundwater (26, 96%) and purchased groundwater (1, 3.7%). Overall, all rely mainly on groundwater (including purchased groundwater) and none on surface water, compared with 92% and 7.7% across Louisiana. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Ward Ii Water District, draws primarily on groundwater.

What kinds of water systems operate in Livingston Parish County?

Livingston Parish County's active systems break down as 23 community systems (85%), 1 non-transient non-community systems (3.7%) and 3 transient non-community systems (11%). 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 (70%), local government (26%) and state government (3.7%).

Water systems in Livingston Parish County

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Active public water systems in Livingston Parish County, Louisiana
#Water systemCountyPopulation servedTypeSource
1Ward Ii Water DistrictLivingston Parish78,147CommunityGroundwater
2City of Denham Springs Water SystemLivingston Parish25,725CommunityGroundwater
3Town of Walker Water SystemLivingston Parish15,813CommunityGroundwater
4Town of Livingston Water SystemLivingston Parish8,946CommunityGroundwater
5Town of Albany Water SystemLivingston Parish7,305CommunityGroundwater
6Fourth Ward Water WorksLivingston Parish4,839CommunityGroundwater
7Colyell Community WaterLivingston Parish4,544CommunityGroundwater
8Utilities Inc.- Whitehall/ Head of IslandLivingston Parish2,676CommunityGroundwater
9Utilities Inc. - French SettlementLivingston Parish2,313CommunityGroundwater
10Utilities Inc.- Springfield AreaLivingston Parish1,914CommunityGroundwater
11Diversion Water- Water Front WestLivingston Parish1,548CommunityGroundwater
12Diversion Water River HighlandsLivingston Parish1,356CommunityGroundwater
13Diversion Water - Terry Harbor CampsitesLivingston Parish969CommunityGroundwater
14Diversion Water - Montrose SubdivisionLivingston Parish591CommunityGroundwater
15Carter PlantationLivingston Parish472CommunityGroundwater
16Diversion Water - ChinquapinLivingston Parish327CommunityGroundwater
17Diversion Water - Old Mill SettlementLivingston Parish246CommunityGroundwater
18Diversion Water - StonehillLivingston Parish225CommunityGroundwater
19Tickfaw State ParkLivingston Parish207Transient non-communityGroundwater
20Jims Trailer ParkLivingston Parish160CommunityGroundwater
21Utilities Inc. - OakridgeLivingston Parish123CommunityPurchased groundwater
22Diversion Water - Cypress PointLivingston Parish114CommunityGroundwater
23Diversion Water- Olivia RoseLivingston Parish96CommunityGroundwater
24Springfield Mobile Home ParkLivingston Parish63CommunityGroundwater
25Gills GroceryLivingston Parish60Transient non-communityGroundwater
26Blind River Bar Water SystemLivingston Parish38Transient non-communityGroundwater
27Ca Inst of Tech - Ligo ObservatoryLivingston Parish25Non-transient non-communityGroundwater

Livingston Parish County water systems: frequently asked questions

How many public water systems are in Livingston Parish County, Louisiana?

EPA's SDWIS records file 27 active public water systems under Livingston Parish County, Louisiana: 23 community systems (85%), 1 non-transient non-community systems (3.7%) and 3 transient non-community systems (11%).

Who supplies drinking water in Livingston Parish County, LA?

The largest community water systems filed under Livingston Parish County are Ward Ii Water District (78,147 people served), City of Denham Springs Water System (25,725 people served) and Town of Walker Water System (15,813 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 Livingston Parish County's drinking water come from groundwater or surface water?

Of the 27 active public water systems in Livingston Parish County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Ward Ii Water District, uses groundwater.

Where can I find a water quality report for Livingston Parish 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. 23 community systems are filed under Livingston Parish 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 Livingston Parish 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 Louisiana 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 Livingston Parish County, Louisiana”, https://aquacensus.com/water-systems/louisiana/livingston-parish (data as of October 1, 2026).