Public water system · SC3750023
ActiveKeowee Key Utility System Inc. (3750023)
At a glance
Keowee Key Utility System Inc. (3750023) (PWSID SC3750023) is an active community water system in Oconee County, South Carolina. It reports serving 4,108 people through 1,770 service connections. Its primary water source is purchased surface water, and EPA lists it as privately owned. EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in October 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
4,108
Service connections
1,770
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Keowee Key Utility System Inc. (3750023) compare with other water systems in Oconee County?
By EPA's size categories, Keowee Key Utility System Inc. (3750023) is a medium system (3,301 to 10,000 people). Oconee County has 55 active public water systems, and Keowee Key Utility System Inc. (3750023) is the 6th-largest of them by population served. Its population served is about 124% above the county average of 1,835 people per system, and accounts for 4.1% of the 100,931 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 Keowee Key Utility System Inc. (3750023) is about 39% 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 Keowee Key Utility System Inc. (3750023)?
EPA lists Keowee Key Utility System Inc. (3750023) 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. 42 of the 55 active systems in Oconee County (76%) are also privately owned.
Does Keowee Key Utility System Inc. (3750023) have drinking water violations?
EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in October 2024. The violations listed here began between October 2012 and October 2024. By type: 2 public notice, recordkeeping or other, 1 monitoring, 1 contaminant level above the legal limit and 1 monitoring and reporting. The contaminant or rule involved most often is Consumer Confidence Rule (2 of them). EPA lists 3 as resolved and 2 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 |
|---|---|---|---|---|
| 2024-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Unaddressed |
| 2024-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Unaddressed |
| 2018-06-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2014-05-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2012-10-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
All 5 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.
Keowee Key Utility System Inc. (3750023): frequently asked questions
Who runs Keowee Key Utility System Inc. (3750023)?
Keowee Key Utility System Inc. (3750023) (PWSID SC3750023) is a community water system privately owned. It is regulated by the SC state drinking water program.
How many people does Keowee Key Utility System Inc. (3750023) serve?
Keowee Key Utility System Inc. (3750023) reports serving 4,108 people through 1,770 service connections in Oconee County, South Carolina.
Where does Keowee Key Utility System Inc. (3750023) 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 Keowee Key Utility System Inc. (3750023) have any drinking water violations?
EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in October 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 Keowee Key Utility System Inc. (3750023)'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 5 violations for this system; 1 is health-based, and the most recent began in October 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 Keowee Key Utility System Inc. (3750023)'s water quality report?
As a community water system, Keowee Key Utility System Inc. (3750023) 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 Oconee County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Seneca City of (Sc3710002) | Oconee | 39,772 | Community | Surface water |
| Pioneer Rural Water Dist (Sc3720001) | Oconee | 16,929 | Community | Surface water |
| Walhalla City of (Sc3710004) | Oconee | 16,010 | Community | Surface water |
| Westminster City of (Sc3710003) | Oconee | 9,588 | Community | Surface water |
| Salem Town of (Sc3710001) | Oconee | 6,444 | Community | Purchased surface water |
| Foxwood Hills (Sc3750025) | Oconee | 1,703 | 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, “Keowee Key Utility System Inc. (3750023), PWSID SC3750023, South Carolina”, https://aquacensus.com/water-systems/south-carolina/keowee-key-utility-system-inc-3750023-sc3750023 (data as of October 1, 2026).