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Faulk County, South Dakota: environmental and disease records

Cancer mortality in Faulk County is 193.8 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 17 regulated facilities, sites and hazards inside the county, led by NPDES wastewater discharge permit (8), Auto repair or body shop (mapped facility) (2), Gas station (mapped facility) (2). EPA AirToxScreen estimates a lifetime cancer risk from outdoor air toxics of 20 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: 45.0753, -99.1451.

How this county ranks in South Dakota

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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 Faulk County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
All cancer	Deaths	193.8	143.2	1.35x	132.8 to 278.2	2020-2024
All cancer	New cases	586.2	453.4	1.29xSignificant	465.8 to 731.3	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 Faulk County
Measure	County	U.S. median	Difference	Unit
Premature death	5,578.6	9,842.6	-43%	years of life lost before age 75 per 100,000
Life expectancy	77.2	75.3	+3%	years
Child mortality	n/a	59.8	n/a	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	89.3	96.9	-8%	deaths per 100,000
Drug overdose deaths	n/a	28.6	n/a	deaths per 100,000

Air toxics and air quality

EPA AirToxScreen 2020

Lifetime cancer risk from outdoor air toxics: 20 in a million. EPA treats 100 in a million as the upper end of acceptable risk and 1 in a million as the goal.

Formaldehyde11.33 per million
Carbon Tetrachloride2.91 per million
Acetaldehyde0.86 per million
Benzene0.47 per million

EPA Air Quality Index

No EPA air quality monitor reports daily AQI for this county.

Regulated facilities, sites and hazards by type

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

NPDES wastewater discharge permit8
Auto repair or body shop (mapped facility)2
Gas station (mapped facility)2
Major air pollution source1
Air permit holder (minor source)1
Public airport1
Heliport1
Oil-fired power plant1

Highest-severity records

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

Faulkton, Faulkton
Oil-fired power plant.
Record ID 3342 (U.S. Energy Information Administration)
Severity 4
Northwestern Energy Public Service Corporation - Faulkton, Faulkton
Major air pollution source.
EPA FRS registry ID 110017786519 (U.S. EPA ECHO) Agency record
Severity 3.5
Faulkton Muni, Faulkton
Public airport. O.
Record ID 3FU (FAA / U.S. DOT)
Severity 2
Faulkton, City Of, Faulkton
NPDES wastewater discharge permit.
EPA FRS registry ID 110009791671 (U.S. EPA ECHO) Agency record
Severity 1.8
Seneca, Town Of, Seneca
NPDES wastewater discharge permit.
EPA FRS registry ID 110009790789 (U.S. EPA ECHO) Agency record
Severity 1.5
Orient, Town Of, Orient
NPDES wastewater discharge permit.
EPA FRS registry ID 110009791626 (U.S. EPA ECHO) Agency record
Severity 1.5
Onaka, Town Of, Onaka
NPDES wastewater discharge permit.
EPA FRS registry ID 110010952273 (U.S. EPA ECHO) Agency record
Severity 1.5
Evergreen Colony Turkey Production, Faulkton
NPDES wastewater discharge permit.
EPA FRS registry ID 110064598546 (U.S. EPA ECHO) Agency record
Severity 1.5
Cresbard, Town Of, Cresbard
NPDES wastewater discharge permit.
EPA FRS registry ID 110064617525 (U.S. EPA ECHO) Agency record
Severity 1.5
Cresbard Utility Improvements, Cresbard
NPDES wastewater discharge permit.
EPA FRS registry ID 110071822008 (U.S. EPA ECHO) Agency record
Severity 1.5
Seneca Water System Improvements, Seneca
NPDES wastewater discharge permit.
EPA FRS registry ID 110071945196 (U.S. EPA ECHO) Agency record
Severity 1.5
Thunderbird Hutterite Brethren, Inc., Faulkton
Air permit holder (minor source).
EPA FRS registry ID 110066859607 (U.S. EPA ECHO) Agency record
Severity 1
CW Repair
Auto repair or body shop (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID node/12944463110 (OpenStreetMap contributors) Agency record
Severity 1
Auto Repair
Auto repair or body shop (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/643704541 (OpenStreetMap contributors) Agency record
Severity 1
Shell
Gas station (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/667759068 (OpenStreetMap contributors) Agency record
Severity 1
Fuel Station
Gas station (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/769021748 (OpenStreetMap contributors) Agency record
Severity 1
Faulkton Area Medical Center, Faulkton
Heliport. O.
Record ID SD06 (FAA / U.S. DOT)
Severity 0.5

Correctional facilities

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

No correctional facility with an EPA record is located in this county.

Discovery / public records

Records to request for Faulk County

South Dakota 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 Faulk County, and their findings.
South Dakota 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 Dakota health department, environmental epidemiology
Health consultations or assessments by ATSDR or the state health department covering the county, and any exposure investigations.
South Dakota 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 Dakota 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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