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Edgefield County, South Carolina: environmental and disease records

Cancer mortality in Edgefield County is 148.3 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 127 regulated facilities, sites and hazards inside the county, led by NPDES wastewater discharge permit (61), Rail grade crossing (27), Air permit holder (minor source) (22). One correctional facility operates in the county. EPA AirToxScreen estimates a lifetime cancer risk from outdoor air toxics of 30 in a million, driven mainly by formaldehyde.

Rates are age-adjusted per 100,000 people. A cancer signal is marked significant when the lower bound of its 95 percent confidence interval is above the U.S. rate. Facility counts use active federal records located inside the county boundary. Approximate county center: 33.754, -81.9473.

How this county ranks in South Carolina

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Cancer deaths and new cases versus the United States

Source: NCI and CDC State Cancer Profiles, both sexes, all ages. Sorted by the ratio of the county rate to the U.S. rate.

Cancer rates for Edgefield County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
Lung & bronchus	Deaths	32.4	30.2	1.07x	24.9 to 41.8	2020-2024
All cancer	Deaths	148.3	143.2	1.04x	131.3 to 167.1	2020-2024
Pancreas	Deaths	11.7	11.3	1.04x	7.2 to 18.3	2020-2024
Pancreas	New cases	14	13.9	1.01x	9 to 21.2	2019-2023
Leukemia	New cases	11.6	14.5	0.8x	6.9 to 18.5	2019-2023
All cancer	New cases	353.2	453.4	0.78x	325.9 to 382.5	2019-2023
Lung & bronchus	New cases	39.8	51.8	0.77x	31.3 to 50.3	2019-2023
Kidney & renal pelvis	New cases	13.7	17.9	0.77x	8.8 to 20.9	2019-2023
Bladder	New cases	13.7	18.7	0.73x	8.8 to 20.8	2019-2023
Melanoma of the skin	New cases	12	23.8	0.5x	7.2 to 19.1	2019-2023

Mortality measures versus the U.S. county median

Source: County Health Rankings, built from CDC National Vital Statistics System death records. The comparison value is the median of all U.S. counties.

Mortality measures for Edgefield County
Measure	County	U.S. median	Difference	Unit
Premature death	11,214.1	9,842.6	+14%	years of life lost before age 75 per 100,000
Life expectancy	74.6	75.3	-1%	years
Child mortality	71.8	59.8	+20%	deaths under age 18 per 100,000
Infant mortality	n/a	6.2	n/a	deaths under age 1 per 1,000 live births
Injury deaths	95.9	96.9	-1%	deaths per 100,000
Drug overdose deaths	37.4	28.6	+31%	deaths per 100,000

Air toxics and air quality

EPA AirToxScreen 2020

Lifetime cancer risk from outdoor air toxics: 30 in a million. EPA treats 100 in a million as the upper end of acceptable risk and 1 in a million as the goal.

Formaldehyde24.09 per million
Carbon Tetrachloride2.9 per million
Acetaldehyde2.35 per million
Benzene0.79 per million

EPA Air Quality Index 2025

Monitored on 365 days: 248 good, 0 unhealthy for sensitive groups or worse. Median AQI 43, peak 98.

Regulated facilities, sites and hazards by type

127 active records inside the county from EPA ECHO, TRI, Superfund, Brownfields, NPDES, EIA, FAA, FRA and corrections data.

NPDES wastewater discharge permit61
Rail grade crossing27
Air permit holder (minor source)22
Gas station (mapped facility)5
Major air pollution source2
Small hazardous waste generator2
Toxic chemical release facility (TRI)2
EPA air quality monitor1
Public airport1
Brownfield property1
Correctional facility (prison or jail)1
Large hazardous waste generator1
TRI reporting facility1

Highest-severity records

The 25 records with the highest Envyrofax severity in the county, with the agency identifier to cite in a records request.

Federal Bureau Prisons Edgefield, Edgefield
Toxic chemical release facility (TRI). Chemicals: Lead. Reports carcinogens. 4,697 lbs released over 5 years.
TRI facility ID 29824FDRLB51GAR (U.S. EPA Toxics Release Inventory)
Severity 7.3
TRENTON
EPA air quality monitor.
Record ID 450370001 (U.S. EPA AirData)
Severity 5.5
Federal Correctional Institution, Edgefield
TRI reporting facility.
EPA FRS registry ID 110002239872 (U.S. EPA ECHO) Agency record
Severity 5.2
Edgefield Co Wtp, North Augusta
NPDES wastewater discharge permit.
EPA FRS registry ID 110039518377 (U.S. EPA ECHO) Agency record
Severity 4.5
Generac Power Systems Trenton, Trenton
Major air pollution source.
EPA FRS registry ID 110071140180 (U.S. EPA ECHO) Agency record
Severity 4
Magellan Terminal Holdings Lp N Augusta, North Augusta
Major air pollution source.
EPA FRS registry ID 110002233510 (U.S. EPA ECHO) Agency record
Severity 3.5
Generac Power Systems Trenton, Trenton
Large hazardous waste generator.
EPA FRS registry ID 110071140180 (U.S. EPA ECHO) Agency record
Severity 3.5
Generac Power Systems Trenton, Trenton
NPDES wastewater discharge permit.
EPA FRS registry ID 110071140180 (U.S. EPA ECHO) Agency record
Severity 3.5
Walter Farms Bird Seed Co., Johnston
Brownfield property.
EPA FRS registry ID 110015335207 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Ecw&Sa/Brooks Ave Wwtp, Edgefield
NPDES wastewater discharge permit. Penalties $5,000.
EPA FRS registry ID 110009794080 (U.S. EPA ECHO) Agency record
Severity 3
Kinder Morgan North Augusta Terminal, North Augusta
NPDES wastewater discharge permit.
EPA FRS registry ID 110028197029 (U.S. EPA ECHO) Agency record
Severity 3
Generac Power Systems Trenton, Trenton
Toxic chemical release facility (TRI). Chemicals: Copper.
TRI facility ID 2984WGNRCP3INDU (U.S. EPA Toxics Release Inventory)
Severity 3
U.S. Venture, Inc. North Augusta Ii Terminal, North Augusta
NPDES wastewater discharge permit.
EPA FRS registry ID 110007214095 (U.S. EPA ECHO) Agency record
Severity 2.8
U.S. Energy North Augusta Terminal, North Augusta
NPDES wastewater discharge permit.
EPA FRS registry ID 110071071104 (U.S. EPA ECHO) Agency record
Severity 2.8
U.S. Venture, Inc. North Augusta Ii Terminal, North Augusta
Air permit holder (minor source).
EPA FRS registry ID 110007214095 (U.S. EPA ECHO) Agency record
Severity 2.3
Edgefield County, Trenton
Public airport. O.
Record ID 6J6 (FAA / U.S. DOT)
Severity 2
Tranter Incorporated, Edgefield
NPDES wastewater discharge permit.
EPA FRS registry ID 110001666162 (U.S. EPA ECHO) Agency record
Severity 1.8
Buckeye Terminals Llc - North Augusta Terminal, North Augusta
Small hazardous waste generator.
EPA FRS registry ID 110000587776 (U.S. EPA ECHO) Agency record
Severity 1.5
Edgefield County Water & Sewer Authority, North Augusta
NPDES wastewater discharge permit.
EPA FRS registry ID 110000879540 (U.S. EPA ECHO) Agency record
Severity 1.5
Southern Felt Company Incorporated, North Augusta
NPDES wastewater discharge permit.
EPA FRS registry ID 110002180292 (U.S. EPA ECHO) Agency record
Severity 1.5
Martin Color Fi Incorporated Trenton, Edgefield
NPDES wastewater discharge permit.
EPA FRS registry ID 110002180559 (U.S. EPA ECHO) Agency record
Severity 1.5
Federal Correctional Institution, Edgefield
Small hazardous waste generator.
EPA FRS registry ID 110002239872 (U.S. EPA ECHO) Agency record
Severity 1.5
Federal Pacific Elec Odell Dam, Edgefield
NPDES wastewater discharge permit.
EPA FRS registry ID 110002311551 (U.S. EPA ECHO) Agency record
Severity 1.5
Bondex, Trenton
NPDES wastewater discharge permit.
EPA FRS registry ID 110007185456 (U.S. EPA ECHO) Agency record
Severity 1.5
Ecw&Sa Trenton Wwtf, Edgefield
NPDES wastewater discharge permit.
EPA FRS registry ID 110016972481 (U.S. EPA ECHO) Agency record
Severity 1.5

Correctional facilities

Prisons, jails and corrections operations with an EPA facility record, and the drinking water and wastewater compliance attached to them.

Federal Correctional Institution, Edgefield
EPA FRS registry ID
110002239872
Wastewater permit
None on record
EPA detailed facility report

Discovery / public records

Records to request for Edgefield County

South Carolina state cancer registry
Cancer incidence counts by census tract or ZIP code, by cancer type and year (de-identified). Any cancer cluster inquiries or investigations in Edgefield County, and their findings.
South Carolina vital statistics office
Death certificate counts by cause of death and residence tract or ZIP code, and the years behind the mortality measures above.
South Carolina health department, environmental epidemiology
Health consultations or assessments by ATSDR or the state health department covering the county, and any exposure investigations.
South Carolina environmental agency and the U.S. EPA regional office
Compliance history, inspection reports, notices of violation, penalties and enforcement actions for each facility above, cited by EPA FRS registry ID.
South Carolina drinking water program
Violation notices, sampling results and sanitary surveys for the public water systems serving the county, including any system serving a correctional facility.
Department of corrections or county sheriff
Water testing, grievances and environmental health inspections for the correctional facilities listed above.

Each Envyrofax address report includes a printable records request worksheet with the custodian and the exact request wording per finding.

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