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Bon Homme County, South Dakota: environmental and disease records

Cancer mortality in Bon Homme County is 154.6 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 116 regulated facilities, sites and hazards inside the county, led by Rail grade crossing (85), NPDES wastewater discharge permit (14), Brownfield property (4). One correctional facility operates in the county. 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: 42.9658, -97.8654.

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 Bon Homme County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
All cancer	Deaths	154.6	143.2	1.08x	122.5 to 193.7	2020-2024
All cancer	New cases	385.4	453.4	0.85x	331.4 to 446.5	2019-2023
Lung & bronchus	New cases	31.8	51.8	0.61x	17.7 to 53.9	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 Bon Homme County
Measure	County	U.S. median	Difference	Unit
Premature death	7,594.8	9,842.6	-23%	years of life lost before age 75 per 100,000
Life expectancy	76.6	75.3	+2%	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	129.3	96.9	+33%	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.

Formaldehyde13.26 per million
Carbon Tetrachloride2.9 per million
Acetaldehyde1.08 per million
Benzene0.54 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

Rail grade crossing85
NPDES wastewater discharge permit14
Brownfield property4
Public airport3
Major air pollution source2
Auto repair or body shop (mapped facility)1
Correctional facility (prison or jail)1
Gas station (mapped facility)1
Large greenhouse gas emitter1
Wind power plant1
TRI reporting facility1
Toxic chemical release facility (TRI)1
Wastewater plant (mapped facility)1

Highest-severity records

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

Poet Research Center Inc., Scotland
Toxic chemical release facility (TRI). Chemicals: Acetaldehyde, n-Hexane, Cyclohexane. Reports carcinogens. 17,732 lbs released over 5 years.
TRI facility ID 57059BRNNT851WA (U.S. EPA Toxics Release Inventory)
Severity 7.8
Poet Research Center, Scotland
TRI reporting facility.
EPA FRS registry ID 110010367334 (U.S. EPA ECHO) Agency record
Severity 6.5
Poet Research Center, Scotland
Major air pollution source.
EPA FRS registry ID 110010367334 (U.S. EPA ECHO) Agency record
Severity 4.5
Poet Research Center, Scotland
NPDES wastewater discharge permit.
EPA FRS registry ID 110010367334 (U.S. EPA ECHO) Agency record
Severity 4
Poet Research Center, Scotland
Large greenhouse gas emitter.
EPA FRS registry ID 110010367334 (U.S. EPA ECHO) Agency record
Severity 3.5
Chicago Rawhide Manufacturing Company, Springfield
Major air pollution source.
EPA FRS registry ID 110041992957 (U.S. EPA ECHO) Agency record
Severity 3.5
Former Residence, Scotland
Brownfield property.
EPA FRS registry ID 110071974227 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Former Water Treatment Plant, Springfield
Brownfield property.
EPA FRS registry ID 110071979585 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Former Petersen Pit Stop, Tabor
Brownfield property.
EPA FRS registry ID 110072114783 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Former Tabor Elementary School, Tabor
Brownfield property.
EPA FRS registry ID 110072135867 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Chicago Rawhide Manufacturing Company, Springfield
NPDES wastewater discharge permit.
EPA FRS registry ID 110041992957 (U.S. EPA ECHO) Agency record
Severity 3
Avon, City Of, Avon
NPDES wastewater discharge permit.
EPA FRS registry ID 110009791181 (U.S. EPA ECHO) Agency record
Severity 2.5
Scotland, City Of, Scotland
NPDES wastewater discharge permit.
EPA FRS registry ID 110006692258 (U.S. EPA ECHO) Agency record
Severity 2
City Of Springfield, Springfield
NPDES wastewater discharge permit.
EPA FRS registry ID 110006692374 (U.S. EPA ECHO) Agency record
Severity 2
Springfield Muni, Springfield
Public airport. O.
Record ID Y03 (FAA / U.S. DOT)
Severity 2
Wastewater Plant
Wastewater plant (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/921729476 (OpenStreetMap contributors) Agency record
Severity 2
Tabor - Town Of, Tabor
NPDES wastewater discharge permit.
EPA FRS registry ID 110009791341 (U.S. EPA ECHO) Agency record
Severity 1.8
Tyndall, City Of, Tyndall
NPDES wastewater discharge permit.
EPA FRS registry ID 110006692515 (U.S. EPA ECHO) Agency record
Severity 1.5
Dawson Colony, Scotland
NPDES wastewater discharge permit.
EPA FRS registry ID 110071322100 (U.S. EPA ECHO) Agency record
Severity 1.5
Main Street Reconstruction, Avon
NPDES wastewater discharge permit.
EPA FRS registry ID 110071323993 (U.S. EPA ECHO) Agency record
Severity 1.5
Wastewater Improvements, Tabor
NPDES wastewater discharge permit.
EPA FRS registry ID 110071546663 (U.S. EPA ECHO) Agency record
Severity 1.5
Yankton Rural & Vermillion Rural, Yankton
NPDES wastewater discharge permit.
EPA FRS registry ID 110071849495 (U.S. EPA ECHO) Agency record
Severity 1.5
Bon Homme Bank Restoration, Tabor
NPDES wastewater discharge permit.
EPA FRS registry ID 110071915538 (U.S. EPA ECHO) Agency record
Severity 1.5
Pcn 099u, Tyndall
NPDES wastewater discharge permit.
EPA FRS registry ID 110072084545 (U.S. EPA ECHO) Agency record
Severity 1.5
Pcn 04k7, Tyndall
NPDES wastewater discharge permit.
EPA FRS registry ID 110072110620 (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.

Mike Durfee State Prison, Springfield
EPA FRS registry ID
110007841700
Wastewater permit
None on record
EPA detailed facility report

Discovery / public records

Records to request for Bon Homme 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 Bon Homme 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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