Marlboro County, South Carolina — public water systems
At a glance
8 active public water systems are filed under Marlboro County, South Carolina in EPA's SDWIS records, together reporting 21,672 people served. The largest is Bennettsville City of (Sc3410001), which reports serving 9,168 people. 5 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
8
Population served
21.7K
Community systems
5
Groundwater share
75%
How does Marlboro County compare with other South Carolina counties?
Marlboro County has the 40th-most active public water systems among the 58 counties listed for active South Carolina systems in EPA records; among the 46 with 3 or more systems, the median has 18. Its systems report 21,672 people served in total, the 32nd-largest county figure in the state and 0.4% of the statewide total. The average system here reports serving 2,709 people, about 23% below the South Carolina average of 3,511. 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 Marlboro County's drinking water come from?
By primary water source, Marlboro County's active systems draw on groundwater (6, 75%), surface water (1, 13%) and purchased surface water (1, 13%). Overall, 75% rely mainly on groundwater (including purchased groundwater) and 25% on surface water, compared with 70% and 30% across South Carolina. Groundwater means the system draws its water from wells or springs fed by underground aquifers. The county's largest system, Bennettsville City of (Sc3410001), draws primarily on surface water.
What kinds of water systems operate in Marlboro County?
Marlboro County's active systems break down as 5 community systems (63%) and 3 transient non-community systems (38%). 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 (63%) and local government (38%).
Water systems in Marlboro County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Bennettsville City of (Sc3410001) | Marlboro | 9,168 | Community | Surface water |
| 2 | Marlboro Water Co (Sc3420001) | Marlboro | 5,360 | Community | Groundwater |
| 3 | Wallace Water Company (Sc3420002) | Marlboro | 3,552 | Community | Groundwater |
| 4 | Mccoll Town of (Sc3410003) | Marlboro | 2,445 | Community | Groundwater |
| 5 | Clio Town of (Sc3410002) | Marlboro | 788 | Community | Groundwater |
| 6 | Stanton'S Bbq (Sc3470200) | Marlboro | 313 | Transient non-community | Groundwater |
| 7 | Primo-Walmart 4457 (Sc3480001) | Marlboro | 26 | Transient non-community | Purchased surface water |
| 8 | Camp Pee Dee (Sc3470800) | Marlboro | 20 | Transient non-community | Groundwater |
Marlboro County water systems: frequently asked questions
How many public water systems are in Marlboro County, South Carolina?
EPA's SDWIS records file 8 active public water systems under Marlboro County, South Carolina: 5 community systems (63%) and 3 transient non-community systems (38%).
Who supplies drinking water in Marlboro County, SC?
The largest community water systems filed under Marlboro County are Bennettsville City of (Sc3410001) (9,168 people served), Marlboro Water Co (Sc3420001) (5,360 people served) and Wallace Water Company (Sc3420002) (3,552 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 Marlboro County's drinking water come from groundwater or surface water?
Of the 8 active public water systems in Marlboro County, 75% draw mainly on groundwater and 25% on surface water, counting purchased supplies. The largest system, Bennettsville City of (Sc3410001), uses surface water.
Where can I find a water quality report for Marlboro 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. 5 community systems are filed under Marlboro 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 Marlboro 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 South Carolina water systems
- All South Carolina public water systems· 1,392 active
- Edgefield County· 9 systems
- Allendale County· 8 systems
- Bamberg County· 8 systems
- Cherokee County· 8 systems
- Union County· 8 systems
- McCormick County· 7 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 Marlboro County, South Carolina”, https://aquacensus.com/water-systems/south-carolina/marlboro (data as of October 1, 2026).