Washington Parish County, Mississippi — public water systems
At a glance
3 active public water systems are filed under Washington Parish County, Mississippi in EPA's SDWIS records, together reporting 251 people served. The largest is Happy Acres Mobile Home Park, which reports serving 120 people. 1 is a community water system 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
3
Population served
251
Community systems
1
Groundwater share
100%
How does Washington Parish County compare with other Mississippi counties?
Washington Parish County has the 81st-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 251 people served in total, the 89th-largest county figure in the state and less than 0.1% of the statewide total. The average system here reports serving 84 people, well below 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 Washington Parish County's drinking water come from?
By primary water source, Washington Parish County's active systems draw on groundwater (3, 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, Happy Acres Mobile Home Park, draws primarily on groundwater.
What kinds of water systems operate in Washington Parish County?
Washington Parish County's active systems break down as 1 community systems (33%) and 2 transient non-community systems (67%). 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 private (100%).
Water systems in Washington Parish County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Happy Acres Mobile Home Park | Washington Parish | 120 | Community | Groundwater |
| 2 | Warnerton Quick Stop | Washington Parish | 101 | Transient non-community | Groundwater |
| 3 | Coconutz Daiquiries | Washington Parish | 30 | Transient non-community | Groundwater |
Washington Parish County water systems: frequently asked questions
How many public water systems are in Washington Parish County, Mississippi?
EPA's SDWIS records file 3 active public water systems under Washington Parish County, Mississippi: 1 community systems (33%) and 2 transient non-community systems (67%).
Who supplies drinking water in Washington Parish County, MS?
The largest community water system filed under Washington Parish County is Happy Acres Mobile Home Park (120 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 Washington Parish County's drinking water come from groundwater or surface water?
Of the 3 active public water systems in Washington Parish County, all draw mainly on groundwater and none on surface water, counting purchased supplies. The largest system, Happy Acres Mobile Home Park, uses groundwater.
Where can I find a water quality report for Washington 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. 1 community system is filed under Washington 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 Washington 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 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 Washington Parish County, Mississippi”, https://aquacensus.com/water-systems/mississippi/washington-parish (data as of October 1, 2026).