Public water system · SC4420003
ActiveRocky Creek W/D (Sc4420003)
At a glance
Rocky Creek W/D (Sc4420003) (PWSID SC4420003) is an active community water system in Union County, South Carolina. It reports serving 2,464 people through 1,054 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. EPA's records list 11 violations for this system; 1 is health-based, and the most recent began in October 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,464
Service connections
1,054
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Rocky Creek W/D (Sc4420003) compare with other water systems in Union County?
By EPA's size categories, Rocky Creek W/D (Sc4420003) is a small system (501 to 3,300 people). Union County has 8 active public water systems, and Rocky Creek W/D (Sc4420003) is the 5th-largest of them by population served. Its population served is about 38% below the county average of 3,968 people per system, and accounts for 7.8% of the 31,744 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 Rocky Creek W/D (Sc4420003) is about 63% 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 Rocky Creek W/D (Sc4420003)?
EPA lists Rocky Creek W/D (Sc4420003) 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. 8 of the 8 active systems in Union County (100%) are also owned by a local government.
Does Rocky Creek W/D (Sc4420003) have drinking water violations?
EPA's records list 11 violations for this system; 1 is health-based, and the most recent began in October 2023. The violations listed here began between February 1992 and October 2023. By type: 7 monitoring and reporting, 3 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) (5 of them). EPA lists 9 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 |
|---|---|---|---|---|
| 2023-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2023-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2022-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2022-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2007-11-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2000-11-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2000-05-15 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1994-07-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1993-10-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1993-07-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 1992-02-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 11 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.
Rocky Creek W/D (Sc4420003): frequently asked questions
Who runs Rocky Creek W/D (Sc4420003)?
Rocky Creek W/D (Sc4420003) (PWSID SC4420003) is a community water system owned by a local government. It is regulated by the SC state drinking water program.
How many people does Rocky Creek W/D (Sc4420003) serve?
Rocky Creek W/D (Sc4420003) reports serving 2,464 people through 1,054 service connections in Union County, South Carolina.
Where does Rocky Creek W/D (Sc4420003) 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 Rocky Creek W/D (Sc4420003) have any drinking water violations?
EPA's records list 11 violations for this system; 1 is health-based, and the most recent began in October 2023. 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 Rocky Creek W/D (Sc4420003)'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 11 violations for this system; 1 is health-based, and the most recent began in October 2023. For current results, consult the system's annual water quality report, EPA ECHO, or the SC state drinking water program.
Where can I find Rocky Creek W/D (Sc4420003)'s water quality report?
As a community water system, Rocky Creek W/D (Sc4420003) 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 Union County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Union City of (Sc4410001) | Union | 13,076 | Community | Surface water |
| Meansville Riley W/D (Sc4420001) | Union | 7,368 | Community | Purchased surface water |
| Santuck Hebron Water Co (Sc4420007) | Union | 3,109 | Community | Purchased surface water |
| Browns Creek W/D (Sc4420002) | Union | 2,790 | Community | Purchased surface water |
| Jonesville Town of (Sc4410002) | Union | 1,886 | Community | Purchased surface water |
| Carlisle Town of (4410003) | Union | 555 | 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, “Rocky Creek W/D (Sc4420003), PWSID SC4420003, South Carolina”, https://aquacensus.com/water-systems/south-carolina/rocky-creek-w-d-sc4420003-sc4420003 (data as of October 1, 2026).