Lincoln Parish County, Louisiana — public water systems
At a glance
22 active public water systems are filed under Lincoln Parish County, Louisiana in EPA's SDWIS records, together reporting 60,724 people served. The largest is City of Ruston Water System, which reports serving 22,468 people. 20 are community water systems serving people where they live; the other 2 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
22
Population served
60.7K
Community systems
20
Groundwater share
100%
How does Lincoln Parish County compare with other Louisiana counties?
Lincoln Parish County has the 16th-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 60,724 people served in total, the 22nd-largest county figure in the state and 1.2% of the statewide total. The average system here reports serving 2,760 people, about 41% 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 Lincoln Parish County's drinking water come from?
By primary water source, Lincoln Parish County's active systems draw on groundwater (19, 86%) and purchased groundwater (3, 14%). 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, City of Ruston Water System, draws primarily on groundwater.
What kinds of water systems operate in Lincoln Parish County?
Lincoln Parish County's active systems break down as 20 community systems (91%), 1 non-transient non-community systems (4.5%) and 1 transient non-community systems (4.5%). 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 local government (50%), private (45%) and state government (4.5%).
Water systems in Lincoln Parish County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | City of Ruston Water System | Lincoln Parish | 22,468 | Community | Groundwater |
| 2 | Grambling State University Ws | Lincoln Parish | 6,000 | Community | Groundwater |
| 3 | Town of Grambling Water System | Lincoln Parish | 4,949 | Community | Groundwater |
| 4 | Wesley Chapel Water System | Lincoln Parish | 4,080 | Community | Groundwater |
| 5 | Greater Ward 1 Waterworks District | Lincoln Parish | 3,333 | Community | Groundwater |
| 6 | Culbertson Water System | Lincoln Parish | 3,300 | Community | Groundwater |
| 7 | Lincoln Parish Waterworks District #3 | Lincoln Parish | 2,730 | Community | Groundwater |
| 8 | Village of Choudrant Water System | Lincoln Parish | 1,950 | Community | Groundwater |
| 9 | Mt Zion Water System | Lincoln Parish | 1,635 | Community | Groundwater |
| 10 | Hico Water System | Lincoln Parish | 1,530 | Community | Groundwater |
| 11 | Hilly-Greenwood Water System | Lincoln Parish | 1,476 | Community | Groundwater |
| 12 | Village of Dubach Water System | Lincoln Parish | 1,218 | Community | Groundwater |
| 13 | Village of Simsboro Water System | Lincoln Parish | 1,083 | Community | Groundwater |
| 14 | Lincoln Parish Waterworks District #2 | Lincoln Parish | 915 | Community | Purchased groundwater |
| 15 | Mt Olive Waterworks District | Lincoln Parish | 900 | Community | Groundwater |
| 16 | Mineral Springs Water System | Lincoln Parish | 900 | Community | Groundwater |
| 17 | Fellowship Water System | Lincoln Parish | 795 | Community | Groundwater |
| 18 | Lincoln Parish Waterworks District #1 | Lincoln Parish | 570 | Community | Groundwater |
| 19 | Tremont Water District | Lincoln Parish | 510 | Community | Purchased groundwater |
| 20 | Riser Road Water System | Lincoln Parish | 198 | Community | Purchased groundwater |
| 21 | Weyerhaeuser Nr - Arcadia Osb | Lincoln Parish | 120 | Non-transient non-community | Groundwater |
| 22 | Dubach Deer Factory Water System | Lincoln Parish | 64 | Transient non-community | Groundwater |
Lincoln Parish County water systems: frequently asked questions
How many public water systems are in Lincoln Parish County, Louisiana?
EPA's SDWIS records file 22 active public water systems under Lincoln Parish County, Louisiana: 20 community systems (91%), 1 non-transient non-community systems (4.5%) and 1 transient non-community systems (4.5%).
Who supplies drinking water in Lincoln Parish County, LA?
The largest community water systems filed under Lincoln Parish County are City of Ruston Water System (22,468 people served), Grambling State University Ws (6,000 people served) and Town of Grambling Water System (4,949 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 Lincoln Parish County's drinking water come from groundwater or surface water?
Of the 22 active public water systems in Lincoln Parish County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, City of Ruston Water System, uses groundwater.
Where can I find a water quality report for Lincoln 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. 20 community systems are filed under Lincoln 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 Lincoln 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
- All Louisiana public water systems· 1,121 active
- Washington Parish County· 26 systems
- Rapides Parish County· 24 systems
- St. Martin Parish County· 24 systems
- Bienville Parish County· 22 systems
- Vernon Parish County· 20 systems
- Sabine Parish County· 19 systems
- How to find out who supplies your drinking water
- How to find and read your annual water quality report
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 Lincoln Parish County, Louisiana”, https://aquacensus.com/water-systems/louisiana/lincoln-parish (data as of October 1, 2026).