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Community Water System · PWS SC4320002

Sumter Co-Wedgefield-Stateburg WD

Sumter, South Carolina 29150 - drinking water served from groundwater sources to 1,200 people, tracked in EPA SDWIS and UCMR5.

1,200
People served
115
EPA violations
101
Health-based
Untested
UCMR5 result

The verdict

EPA records 115 drinking-water violations at Sumter Co-Wedgefield-Stateburg WD, 88% of them health-based - above the South Carolina per-system average.

115
Total EPA violations on record
88%
Health-based (MCL / treatment failure)
1,200
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Sumter Co-Wedgefield-Stateburg WD

Sumter Co-Wedgefield-Stateburg WD is a local-owned community water system that delivers drinking water to 1,200 residents in Sumter, South Carolina (Sumter County) through 574 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 101 (88%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 11 monitoring and reporting violations are on file. The most recent violation on record dates to 2018.

The most frequently cited contaminant at this system is ETHYLENE DIBROMIDE, recorded in 101 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%).

Sumter Co-Wedgefield-Stateburg WD'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
1,200
Total Violations
115
Health-Based Violations
101
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
574
County
Sumter
School/Daycare
No
MCL Violations
101
Monitoring Violations
11
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
ETHYLENE DIBROMIDE MCL 101 2006
Coliform (TCR) MR 6 2005
Lead and Copper Rule MR 2 1994
Stage 2 Disinfectants and Disinfection Byproducts Rule MR 2 2010
Nitrate MR 1 2018

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 Sumter Co-Wedgefield-Stateburg WD.

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 SC4320002 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
2018 Nitrate MR 1 SDWIS / SC4320002 / 1040
2010 Stage 2 Disinfectants and Disinfection Byproducts Rule MR 2 SDWIS / SC4320002 / 0600
2006 ETHYLENE DIBROMIDE MCL 101 SDWIS / SC4320002 / 2946
2005 Coliform (TCR) MR 6 SDWIS / SC4320002 / 3100
1994 Lead and Copper Rule MR 2 SDWIS / SC4320002 / 5000

How Sumter Co-Wedgefield-Stateburg WD Compares

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

Metric Sumter Co-Wedgefield-Stateburg WD South Carolina avg Federal benchmark
Total violations 115 27.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 101 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 1,200 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 Sumter Co-Wedgefield-Stateburg WD water safe to drink? ▼
Sumter Co-Wedgefield-Stateburg WD (PWS ID: SC4320002) has 115 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,200 people using Groundwater sources.
How many people does Sumter Co-Wedgefield-Stateburg WD serve? ▼
Sumter Co-Wedgefield-Stateburg WD serves 1,200 people in Sumter, South Carolina. It is a Local-owned system using Groundwater water sources with 574 service connections.
What type of violations does Sumter Co-Wedgefield-Stateburg WD have? ▼
Sumter Co-Wedgefield-Stateburg WD has 115 total violations: 101 health-based violations (MCL exceedances or treatment failures), 11 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Sumter Co-Wedgefield-Stateburg WD water? ▼
No PFAS testing data is available for Sumter Co-Wedgefield-Stateburg WD under the EPA's UCMR5 monitoring program.
What water source does Sumter Co-Wedgefield-Stateburg WD use? ▼
Sumter Co-Wedgefield-Stateburg WD 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.