Public water system · SC3260138
ActiveSunnyvale MHP (Sc3260138)
At a glance
Sunnyvale MHP (Sc3260138) (PWSID SC3260138) is an active community water system in Lexington County, South Carolina. It reports serving 65 people through 24 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, one is health-based, and the most recent began in March 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
65
Service connections
24
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Sunnyvale MHP (Sc3260138) compare with other water systems in Lexington County?
By EPA's size categories, Sunnyvale MHP (Sc3260138) is a very small system (500 people or fewer). Lexington County has 132 active public water systems. Its population served is well below the county average of 1,358 people per system, and accounts for less than 0.1% of the 179,280 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 Sunnyvale MHP (Sc3260138) is well 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 Sunnyvale MHP (Sc3260138)?
EPA lists Sunnyvale MHP (Sc3260138) 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. 119 of the 132 active systems in Lexington County (90%) are also privately owned.
Does Sunnyvale MHP (Sc3260138) have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in March 2026. The violations listed here began between March 2017 and March 2026. By type: 4 reporting, 3 public notice, recordkeeping or other, 3 monitoring, 1 required treatment not met and 1 monitoring and reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (6 of them). EPA lists 9 as resolved and 3 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2026-03-11 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Unaddressed |
| 2025-12-11 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Unaddressed |
| 2025-10-11 | ReportingReport Sample Result/Fail Monitor (RTCR) · code 4B | Revised Total Coliform Rulecode 8000 | No | Unaddressed |
| 2024-10-17 | ReportingLSL Reporting · code 4G | Lead and Copper Rule Revisionscode 5200 | No | Resolved |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2024-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2022-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2022-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2021-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2021-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-12-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2017-03-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
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.
Sunnyvale MHP (Sc3260138): frequently asked questions
Who runs Sunnyvale MHP (Sc3260138)?
Sunnyvale MHP (Sc3260138) (PWSID SC3260138) is a community water system privately owned. It is regulated by the SC state drinking water program.
How many people does Sunnyvale MHP (Sc3260138) serve?
Sunnyvale MHP (Sc3260138) reports serving 65 people through 24 service connections in Lexington County, South Carolina.
Where does Sunnyvale MHP (Sc3260138) 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 Sunnyvale MHP (Sc3260138) have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in March 2026. 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 Sunnyvale MHP (Sc3260138)'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, one is health-based, and the most recent began in March 2026. For current results, consult the system's annual water quality report, EPA ECHO, or the SC state drinking water program.
Where can I find Sunnyvale MHP (Sc3260138)'s water quality report?
As a community water system, Sunnyvale MHP (Sc3260138) 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 Lexington County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Joint Municipal WSC (Sc3220003) | Lexington | 47,838 | Community | Purchased surface water |
| West Columbia City of (Sc3210004) | Lexington | 34,028 | Community | Surface water |
| Lexington Town of (3210001) | Lexington | 24,284 | Community | Purchased surface water |
| Cayce City of (Sc3210003) | Lexington | 17,460 | Community | Surface water |
| Gilbert-Summit Wd (3220001) | Lexington | 10,400 | Community | Groundwater |
| Gaston Rural Water Dist (Sc3220002) | Lexington | 7,550 | 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, “Sunnyvale MHP (Sc3260138), PWSID SC3260138, South Carolina”, https://aquacensus.com/water-systems/south-carolina/sunnyvale-mhp-sc3260138-sc3260138 (data as of October 1, 2026).