Public water system · SC4320001
ActiveDalzell Water District (Sc4320001)
At a glance
Dalzell Water District (Sc4320001) (PWSID SC4320001) is an active community water system in Sumter County, South Carolina. It reports serving 3,912 people through 1,737 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 10 violations for this system; 3 are health-based, and the most recent began in July 2009.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,912
Service connections
1,737
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Dalzell Water District (Sc4320001) compare with other water systems in Sumter County?
By EPA's size categories, Dalzell Water District (Sc4320001) is a medium system (3,301 to 10,000 people). Sumter County has 24 active public water systems, and Dalzell Water District (Sc4320001) is the 4th-largest of them by population served. Its population served is roughly in line with the county average of 3,717 people per system, and accounts for 4.4% of the 89,203 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 Dalzell Water District (Sc4320001) is about 42% below 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 Dalzell Water District (Sc4320001)?
EPA lists Dalzell Water District (Sc4320001) as owned by a local government. 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. 6 of the 24 active systems in Sumter County (25%) are also owned by a local government.
Does Dalzell Water District (Sc4320001) have drinking water violations?
EPA's records list 10 violations for this system; 3 are health-based, and the most recent began in July 2009. The violations listed here began between February 1992 and July 2009. By type: 6 monitoring and reporting, 3 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 7 as resolved and 3 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 |
|---|---|---|---|---|
| 2009-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2002-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2001-12-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2001-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2001-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2001-06-01 | Monitoring and reportingMonitoring, Repeat Major (TCR) · code 25 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2001-05-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1995-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 1992-03-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1992-02-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 10 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.
Dalzell Water District (Sc4320001): frequently asked questions
Who runs Dalzell Water District (Sc4320001)?
Dalzell Water District (Sc4320001) (PWSID SC4320001) is a community water system owned by a local government. It is regulated by the SC state drinking water program.
How many people does Dalzell Water District (Sc4320001) serve?
Dalzell Water District (Sc4320001) reports serving 3,912 people through 1,737 service connections in Sumter County, South Carolina.
Where does Dalzell Water District (Sc4320001) 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 Dalzell Water District (Sc4320001) have any drinking water violations?
EPA's records list 10 violations for this system; 3 are health-based, and the most recent began in July 2009. 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 Dalzell Water District (Sc4320001)'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. EPA's records list 10 violations for this system; 3 are health-based, and the most recent began in July 2009. For current results, consult the system's annual water quality report, EPA ECHO, or the SC state drinking water program.
Where can I find Dalzell Water District (Sc4320001)'s water quality report?
As a community water system, Dalzell Water District (Sc4320001) 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 Sumter County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Sumter City of (Sc4310001) | Sumter | 53,070 | Community | Groundwater |
| High Hills Rural Water Co Inc. (4320003) | Sumter | 12,545 | Community | Groundwater |
| Shaw Afb (Sc4310501) | Sumter | 10,000 | Community | Groundwater |
| Oswego Rural Water Co (Sc4320006) | Sumter | 3,282 | Community | Purchased groundwater |
| Sumter Co-Wedgefield-Stateburg Wd | Sumter | 1,200 | Community | Groundwater |
| Bgwc Oakland Plantation (Sc4350006) | Sumter | 1,180 | Community | Groundwater |
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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, “Dalzell Water District (Sc4320001), PWSID SC4320001, South Carolina”, https://aquacensus.com/water-systems/south-carolina/dalzell-water-district-sc4320001-sc4320001 (data as of October 1, 2026).