Public water system · SC3420002
ActiveWallace Water Company (Sc3420002)
At a glance
Wallace Water Company (Sc3420002) (PWSID SC3420002) is an active community water system in Marlboro County, South Carolina. It reports serving 3,552 people through 1,428 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, 5 are health-based, and the most recent began in December 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,552
Service connections
1,428
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Wallace Water Company (Sc3420002) compare with other water systems in Marlboro County?
By EPA's size categories, Wallace Water Company (Sc3420002) is a medium system (3,301 to 10,000 people). Marlboro County has 8 active public water systems, and Wallace Water Company (Sc3420002) is the 3rd-largest of them by population served. Its population served is about 31% above the county average of 2,709 people per system, and accounts for 16% of the 21,672 people reported by systems filed under the county. Across South Carolina, the 1,392 active systems average 3,511 people each. Nationally, the average active community water system reports serving 6,703 people, so Wallace Water Company (Sc3420002) is about half of that figure.
What does “community water system” mean?
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. South Carolina has 567 active community water systems, 41% of the state's 1,392 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 933 South Carolina systems (67%) list groundwater as their primary source.
Who owns and regulates Wallace Water Company (Sc3420002)?
EPA lists Wallace Water Company (Sc3420002) as privately owned. The SC state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 5 of the 8 active systems in Marlboro County (63%) are also privately owned.
Does Wallace Water Company (Sc3420002) have drinking water violations?
Of the 12 most recent violations in EPA's records, 5 are health-based, and the most recent began in December 2020. The violations listed here began between July 1992 and December 2020. By type: 6 monitoring and reporting, 5 contaminant level above the legal limit and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Total coliform bacteria (TCR) (7 of them). EPA lists 10 as resolved and 2 as archived. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2020-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2012-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2009-12-01 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2009-12-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2008-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2003-08-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 2002-09-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2001-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2001-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1998-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1994-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1992-07-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Wallace Water Company (Sc3420002): frequently asked questions
Who runs Wallace Water Company (Sc3420002)?
Wallace Water Company (Sc3420002) (PWSID SC3420002) is a community water system privately owned. It is regulated by the SC state drinking water program.
How many people does Wallace Water Company (Sc3420002) serve?
Wallace Water Company (Sc3420002) reports serving 3,552 people through 1,428 service connections in Marlboro County, South Carolina.
Where does Wallace Water Company (Sc3420002) get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Wallace Water Company (Sc3420002) have any drinking water violations?
Of the 12 most recent violations in EPA's records, 5 are health-based, and the most recent began in December 2020. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Wallace Water Company (Sc3420002)'s water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, 5 are health-based, and the most recent began in December 2020. For current results, consult the system's annual water quality report, EPA ECHO, or the SC state drinking water program.
Where can I find Wallace Water Company (Sc3420002)'s water quality report?
As a community water system, Wallace Water Company (Sc3420002) must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Marlboro County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Bennettsville City of (Sc3410001) | Marlboro | 9,168 | Community | Surface water |
| Marlboro Water Co (Sc3420001) | Marlboro | 5,360 | Community | Groundwater |
| Mccoll Town of (Sc3410003) | Marlboro | 2,445 | Community | Groundwater |
| Clio Town of (Sc3410002) | Marlboro | 788 | Community | Groundwater |
| Stanton'S Bbq (Sc3470200) | Marlboro | 313 | Transient non-community | Groundwater |
| Primo-Walmart 4457 (Sc3480001) | Marlboro | 26 | Transient non-community | Purchased surface water |
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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, “Wallace Water Company (Sc3420002), PWSID SC3420002, South Carolina”, https://aquacensus.com/water-systems/south-carolina/wallace-water-company-sc3420002-sc3420002 (data as of October 1, 2026).