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McCormick County, South Carolina — public water systems

At a glance

7 active public water systems are filed under McCormick County, South Carolina in EPA's SDWIS records, together reporting 10,564 people served. The largest is Mccormick Co W&Sa (Sc3520002), which reports serving 8,500 people. 2 are community water systems serving people where they live; the other 5 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

7

Population served

10.6K

Community systems

2

Groundwater share

71.4%

How does McCormick County compare with other South Carolina counties?

McCormick County has the 42nd-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 10,564 people served in total, the 40th-largest county figure in the state and 0.2% of the statewide total. The average system here reports serving 1,509 people, about 57% 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 McCormick County's drinking water come from?

By primary water source, McCormick County's active systems draw on groundwater (5, 71%), surface water (1, 14%) and purchased surface water (1, 14%). Overall, 71% rely mainly on groundwater (including purchased groundwater) and 29% 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, Mccormick Co W&Sa (Sc3520002), draws primarily on purchased surface water.

What kinds of water systems operate in McCormick County?

McCormick County's active systems break down as 2 community systems (29%) and 5 transient non-community systems (71%). 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 local government (43%), private (29%), state government (14%) and federal government (14%).

Water systems in McCormick County

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Active public water systems in McCormick County, South Carolina
#Water systemCountyPopulation servedTypeSource
1Mccormick Co W&Sa (Sc3520002)McCormick8,500CommunityPurchased surface water
2Mccormick Cpw (Sc3510001)McCormick1,749CommunitySurface water
3Scprt-Hamilton Branch (3570603)McCormick200Transient non-communityGroundwater
4Hawe Creek Cg (Sc3570654)McCormick37Transient non-communityGroundwater
5Dorn Boating and Fishing Fac (3570904)McCormick26Transient non-communityGroundwater
6Rocky Creek Christian Retreat (1970675)McCormick26Transient non-communityGroundwater
7Chigger Ridge Campground (3570800)McCormick26Transient non-communityGroundwater

McCormick County water systems: frequently asked questions

How many public water systems are in McCormick County, South Carolina?

EPA's SDWIS records file 7 active public water systems under McCormick County, South Carolina: 2 community systems (29%) and 5 transient non-community systems (71%).

Who supplies drinking water in McCormick County, SC?

The largest community water systems filed under McCormick County are Mccormick Co W&Sa (Sc3520002) (8,500 people served) and Mccormick Cpw (Sc3510001) (1,749 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 McCormick County's drinking water come from groundwater or surface water?

Of the 7 active public water systems in McCormick County, 71% draw mainly on groundwater and 29% on surface water, counting purchased supplies. The largest system, Mccormick Co W&Sa (Sc3520002), uses purchased surface water.

Where can I find a water quality report for McCormick 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. 2 community systems are filed under McCormick 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 McCormick 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

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 McCormick County, South Carolina”, https://aquacensus.com/water-systems/south-carolina/mccormick (data as of October 1, 2026).