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Community Water System · PWS SC3750026

Keowee Bay S/D (Sc3750026)

Salem, South Carolina 29676 - drinking water served from groundwater sources to 115 people, tracked in EPA SDWIS and UCMR5.

115
People served
115
EPA violations
64
Health-based
Untested
UCMR5 result

The verdict

EPA records 115 drinking-water violations at Keowee Bay S/D (Sc3750026), 56% of them health-based - above the South Carolina per-system average.

115
Total EPA violations on record
56%
Health-based (MCL / treatment failure)
115
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Keowee Bay S/D (Sc3750026)

Keowee Bay S/D (Sc3750026) is a private-owned community water system that delivers drinking water to 115 residents in Salem, South Carolina (Oconee County) through 75 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 115 total violations for this system , of which 64 (56%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 43 monitoring and reporting violations are on file. The most recent violation on record dates to 2009.

The most frequently cited contaminant at this system is Combined Uranium, recorded in 58 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across South Carolina, EPA tracks 1,390 public water systems serving 4,709,324 people, with 38,355 cumulative violations and 9,705 health-based violations on record. About 65% of systems in the state carry at least one violation, and state-wide the average per system is 27.6 violations. Statewide, 107 of 164 UCMR5-tested systems have reported PFAS detections (65.2%).

Keowee Bay S/D (Sc3750026)'s 115 violations sit above the South Carolina average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
115
Total Violations
115
Health-Based Violations
64
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
75
County
Oconee
School/Daycare
No
MCL Violations
61
Monitoring Violations
43
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Combined Uranium MCL 58 2007
Coliform (TCR) MR 27 2001
Lead and Copper Rule MR 16 2006
Consumer Confidence Rule Other 5 2009
Gross Alpha, Excl. Radon and U MCL 3 1999
Lead and Copper Rule TT 3 2001
Lead and Copper Rule Other 2 1998

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Keowee Bay S/D (Sc3750026).

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID SC3750026 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

South Carolina Drinking Water Authority

South Carolina's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find SC regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2009 Consumer Confidence Rule Other 5 SDWIS / SC3750026 / 7000
2007 Combined Uranium MCL 58 SDWIS / SC3750026 / 4006
2006 Lead and Copper Rule MR 16 SDWIS / SC3750026 / 5000
2001 Coliform (TCR) MR 27 SDWIS / SC3750026 / 3100
2001 Lead and Copper Rule TT 3 SDWIS / SC3750026 / 5000
1999 Gross Alpha, Excl. Radon and U MCL 3 SDWIS / SC3750026 / 4000
1998 Lead and Copper Rule Other 2 SDWIS / SC3750026 / 5000

How Keowee Bay S/D (Sc3750026) Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Keowee Bay S/D (Sc3750026) South Carolina avg Federal benchmark
Total violations 115 27.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 64 7 Indicates a contaminant exceeded a federal MCL
PFAS detection None 65.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 115 3,388 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,390 regulated public water systems in South Carolina.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Keowee Bay S/D (Sc3750026) water safe to drink? ▼
Keowee Bay S/D (Sc3750026) (PWS ID: SC3750026) has 115 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 115 people using Groundwater sources.
How many people does Keowee Bay S/D (Sc3750026) serve? ▼
Keowee Bay S/D (Sc3750026) serves 115 people in Salem, South Carolina. It is a Private-owned system using Groundwater water sources with 75 service connections.
What type of violations does Keowee Bay S/D (Sc3750026) have? ▼
Keowee Bay S/D (Sc3750026) has 115 total violations: 64 health-based violations (MCL exceedances or treatment failures), 43 monitoring/reporting violations, and 3 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Keowee Bay S/D (Sc3750026) water? ▼
No PFAS testing data is available for Keowee Bay S/D (Sc3750026) under the EPA's UCMR5 monitoring program.
What water source does Keowee Bay S/D (Sc3750026) use? ▼
Keowee Bay S/D (Sc3750026) uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.