Public water system · SC1010009
ActiveSeabrook Island Town of (1010009)
At a glance
Seabrook Island Town of (1010009) (PWSID SC1010009) is an active community water system in Charleston County, South Carolina. It reports serving 5,939 people through 2,671 service connections. Its primary water source is purchased surface water, and EPA lists it as privately owned. EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in January 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
5,939
Service connections
2,671
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Seabrook Island Town of (1010009) compare with other water systems in Charleston County?
By EPA's size categories, Seabrook Island Town of (1010009) is a medium system (3,301 to 10,000 people). Charleston County has 72 active public water systems, and Seabrook Island Town of (1010009) is the 6th-largest of them by population served. Its population served is about 11% below the county average of 6,667 people per system, and accounts for 1.2% of the 480,015 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 Seabrook Island Town of (1010009) is about 11% 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. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 368 South Carolina systems (26%) list purchased surface water as their primary source.
Who owns and regulates Seabrook Island Town of (1010009)?
EPA lists Seabrook Island Town of (1010009) 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. 52 of the 72 active systems in Charleston County (72%) are also privately owned.
Does Seabrook Island Town of (1010009) have drinking water violations?
EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in January 2024. The violations listed here began between February 1992 and January 2024. By type: 5 monitoring and reporting, 1 monitoring, 1 public notice, recordkeeping or other and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 of them). EPA lists 4 as resolved and 4 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 |
|---|---|---|---|---|
| 2024-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2024-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2007-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2003-09-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 2000-10-01 | 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 8 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.
Seabrook Island Town of (1010009): frequently asked questions
Who runs Seabrook Island Town of (1010009)?
Seabrook Island Town of (1010009) (PWSID SC1010009) is a community water system privately owned. It is regulated by the SC state drinking water program.
How many people does Seabrook Island Town of (1010009) serve?
Seabrook Island Town of (1010009) reports serving 5,939 people through 2,671 service connections in Charleston County, South Carolina.
Where does Seabrook Island Town of (1010009) get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Seabrook Island Town of (1010009) have any drinking water violations?
EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in January 2024. 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 Seabrook Island Town of (1010009)'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 8 violations for this system; 1 is health-based, and the most recent began in January 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the SC state drinking water program.
Where can I find Seabrook Island Town of (1010009)'s water quality report?
As a community water system, Seabrook Island Town of (1010009) 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 Charleston County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Charleston Water System (Sc1010001) | Charleston | 327,422 | Community | Surface water |
| Mt Pleasant Water Works (1010002) | Charleston | 91,500 | Community | Purchased surface water |
| St John'S Water (Sc1020002) | Charleston | 22,592 | Community | Purchased surface water |
| Kiawah Island Utility (Sc1010008) | Charleston | 9,550 | Community | Purchased surface water |
| Isle of Palms W/S Comm (Sc1010004) | Charleston | 9,530 | Community | Purchased surface water |
| Folly Beach City of (1010005) | Charleston | 5,086 | 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, “Seabrook Island Town of (1010009), PWSID SC1010009, South Carolina”, https://aquacensus.com/water-systems/south-carolina/seabrook-island-town-of-1010009-sc1010009 (data as of October 1, 2026).