Public water system · SC4310003
ActiveMayesville Town of (Sc4310003)
At a glance
Mayesville Town of (Sc4310003) (PWSID SC4310003) is an active community water system in Sumter County, South Carolina. It reports serving 665 people through 289 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in July 2015.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
665
Service connections
289
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Mayesville Town of (Sc4310003) compare with other water systems in Sumter County?
By EPA's size categories, Mayesville Town of (Sc4310003) is a small system (501 to 3,300 people). Sumter County has 24 active public water systems. Its population served is well below the county average of 3,717 people per system, and accounts for 0.7% 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 Mayesville Town of (Sc4310003) 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 Mayesville Town of (Sc4310003)?
EPA lists Mayesville Town of (Sc4310003) 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 Mayesville Town of (Sc4310003) have drinking water violations?
EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in July 2015. The violations listed here began between July 2009 and July 2015. By type: 1 contaminant level above the legal limit and 1 public notice, recordkeeping or other. The contaminants or rules involved are Gross alpha (excluding radon and uranium) and Consumer Confidence Rule. EPA lists 2 as resolved. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2015-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Gross alpha (excluding radon and uranium)code 4000 | Yes | Resolved |
| 2009-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
All 2 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.
Mayesville Town of (Sc4310003): frequently asked questions
Who runs Mayesville Town of (Sc4310003)?
Mayesville Town of (Sc4310003) (PWSID SC4310003) is a community water system owned by a local government. It is regulated by the SC state drinking water program.
How many people does Mayesville Town of (Sc4310003) serve?
Mayesville Town of (Sc4310003) reports serving 665 people through 289 service connections in Sumter County, South Carolina.
Where does Mayesville Town of (Sc4310003) 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 Mayesville Town of (Sc4310003) have any drinking water violations?
EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in July 2015. 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 Mayesville Town of (Sc4310003)'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 2 violations for this system; 1 is health-based, and the most recent began in July 2015. For current results, consult the system's annual water quality report, EPA ECHO, or the SC state drinking water program.
Where can I find Mayesville Town of (Sc4310003)'s water quality report?
As a community water system, Mayesville Town of (Sc4310003) 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 |
| Dalzell Water District (Sc4320001) | Sumter | 3,912 | Community | Groundwater |
| Oswego Rural Water Co (Sc4320006) | Sumter | 3,282 | Community | Purchased groundwater |
| Sumter Co-Wedgefield-Stateburg Wd | Sumter | 1,200 | 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, “Mayesville Town of (Sc4310003), PWSID SC4310003, South Carolina”, https://aquacensus.com/water-systems/south-carolina/mayesville-town-of-sc4310003-sc4310003 (data as of October 1, 2026).