Skip to content
AquaCensus

De Soto Parish County, Louisiana — public water systems

At a glance

12 active public water systems are filed under De Soto Parish County, Louisiana in EPA's SDWIS records, together reporting 34,752 people served. The largest is North Desoto Water System, which reports serving 7,608 people. 9 are community water systems serving people where they live; the other 3 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

12

Population served

34.8K

Community systems

9

Groundwater share

75%

How does De Soto Parish County compare with other Louisiana counties?

De Soto Parish County has the 32nd-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 34,752 people served in total, the 35th-largest county figure in the state and 0.7% of the statewide total. The average system here reports serving 2,896 people, about 38% below 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 De Soto Parish County's drinking water come from?

By primary water source, De Soto Parish County's active systems draw on groundwater (9, 75%) and surface water (3, 25%). Overall, 75% rely mainly on groundwater (including purchased groundwater) and 25% 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, North Desoto Water System, draws primarily on groundwater.

What kinds of water systems operate in De Soto Parish County?

De Soto Parish County's active systems break down as 9 community systems (75%), 1 non-transient non-community systems (8.3%) and 2 transient non-community systems (17%). 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 (67%) and local government (33%).

Water systems in De Soto Parish County

🔒 Create a free account to export CSV
Active public water systems in De Soto Parish County, Louisiana
#Water systemCountyPopulation servedTypeSource
1North Desoto Water SystemDe Soto Parish7,608CommunityGroundwater
2City of Mansfield Water SystemDe Soto Parish7,512CommunitySurface water
3Desoto Parish Water Works District 1De Soto Parish7,173CommunitySurface water
4Keatchie Water SystemDe Soto Parish4,446CommunityGroundwater
5Town of Logansport Water SystemDe Soto Parish2,448CommunitySurface water
6East Desoto Water SystemDe Soto Parish1,455CommunityGroundwater
7Rambin-Wallace Water SystemDe Soto Parish1,161CommunityGroundwater
8South Desoto Water SystemDe Soto Parish963CommunityGroundwater
9Village of South Mansfield Water SystemDe Soto Parish933CommunityGroundwater
10International Paper - MansfieldDe Soto Parish908Non-transient non-communityGroundwater
11Kinsey Scout Reservation Water SystemDe Soto Parish120Transient non-communityGroundwater
12Paul'S Liquor Water SystemDe Soto Parish25Transient non-communityGroundwater

De Soto Parish County water systems: frequently asked questions

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

EPA's SDWIS records file 12 active public water systems under De Soto Parish County, Louisiana: 9 community systems (75%), 1 non-transient non-community systems (8.3%) and 2 transient non-community systems (17%).

Who supplies drinking water in De Soto Parish County, LA?

The largest community water systems filed under De Soto Parish County are North Desoto Water System (7,608 people served), City of Mansfield Water System (7,512 people served) and Desoto Parish Water Works District 1 (7,173 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 De Soto Parish County's drinking water come from groundwater or surface water?

Of the 12 active public water systems in De Soto Parish County, 75% draw mainly on groundwater and 25% on surface water, counting purchased supplies. The largest system, North Desoto Water System, uses groundwater.

Where can I find a water quality report for De Soto 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. 9 community systems are filed under De Soto 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 De Soto 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 De Soto Parish County, Louisiana”, https://aquacensus.com/water-systems/louisiana/de-soto-parish (data as of October 1, 2026).