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Haakon County, South Dakota: environmental and disease records

Cancer mortality in Haakon County is 164.2 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 75 regulated facilities, sites and hazards inside the county, led by Rail grade crossing (53), NPDES wastewater discharge permit (15), Gas station (mapped facility) (2). EPA AirToxScreen estimates a lifetime cancer risk from outdoor air toxics of 10 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: 44.3639, -101.5781.

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 Haakon County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
All cancer	New cases	659	453.4	1.45xSignificant	519.4 to 828.3	2019-2023
All cancer	Deaths	164.2	143.2	1.15x	100.5 to 258.2	2020-2024

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 Haakon County
Measure	County	U.S. median	Difference	Unit
Premature death	5,004.2	9,842.6	-49%	years of life lost before age 75 per 100,000
Life expectancy	80.1	75.3	+6%	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	149.9	96.9	+55%	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: 10 in a million. EPA treats 100 in a million as the upper end of acceptable risk and 1 in a million as the goal.

Formaldehyde9.72 per million
Carbon Tetrachloride2.82 per million
Acetaldehyde0.68 per million
Benzene0.44 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

Rail grade crossing53
NPDES wastewater discharge permit15
Gas station (mapped facility)2
Commercial airport1
Auto repair or body shop (mapped facility)1
Small hazardous waste generator1
Heliport1
Scrapyard (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.

Haakon School District No27-1, Philip
NPDES wastewater discharge permit.
EPA FRS registry ID 110012365341 (U.S. EPA ECHO) Agency record
Severity 2
Philip, Philip
Commercial airport. O.
Record ID PHP (FAA / U.S. DOT)
Severity 2
Philip, City Of, Philip
NPDES wastewater discharge permit.
EPA FRS registry ID 110009792199 (U.S. EPA ECHO) Agency record
Severity 1.8
Scotchman Industries Inc, Philip
Small hazardous waste generator.
EPA FRS registry ID 110006119994 (U.S. EPA ECHO) Agency record
Severity 1.5
Scotchman Industries Inc, Philip
NPDES wastewater discharge permit.
EPA FRS registry ID 110006119994 (U.S. EPA ECHO) Agency record
Severity 1.5
Midland, Town Of, Midland
NPDES wastewater discharge permit.
EPA FRS registry ID 110009792019 (U.S. EPA ECHO) Agency record
Severity 1.5
Midland, Town Of (Wtp), Midland
NPDES wastewater discharge permit.
EPA FRS registry ID 110070503135 (U.S. EPA ECHO) Agency record
Severity 1.5
Pump Station 18 Haakon, Unknown
NPDES wastewater discharge permit.
EPA FRS registry ID 110071320227 (U.S. EPA ECHO) Agency record
Severity 1.5
Philip Grain Derailment, Philip
NPDES wastewater discharge permit.
EPA FRS registry ID 110071320728 (U.S. EPA ECHO) Agency record
Severity 1.5
Pcn 04fw, Philip
NPDES wastewater discharge permit.
EPA FRS registry ID 110071359040 (U.S. EPA ECHO) Agency record
Severity 1.5
Waste Dirt Site For Us Hwy 14, Haakon County Michael Ranch, Philip
NPDES wastewater discharge permit.
EPA FRS registry ID 110071656730 (U.S. EPA ECHO) Agency record
Severity 1.5
Base Storage And Processing Area, Philip
NPDES wastewater discharge permit.
EPA FRS registry ID 110071662631 (U.S. EPA ECHO) Agency record
Severity 1.5
Stewart Avenue And Northeast Sanitary Sewer Improvements, Philip
NPDES wastewater discharge permit.
EPA FRS registry ID 110071726900 (U.S. EPA ECHO) Agency record
Severity 1.5
Hansen Avenue Street And Utility Improvements, Philip
NPDES wastewater discharge permit.
EPA FRS registry ID 110071729631 (U.S. EPA ECHO) Agency record
Severity 1.5
Reid Stockwater Pipeline, Midland
NPDES wastewater discharge permit.
EPA FRS registry ID 110071963221 (U.S. EPA ECHO) Agency record
Severity 1.5
Pcn 095a, Midland
NPDES wastewater discharge permit.
EPA FRS registry ID 110072192287 (U.S. EPA ECHO) Agency record
Severity 1.5
Philip Wind, Philip
NPDES wastewater discharge permit.
EPA FRS registry ID 110072200211 (U.S. EPA ECHO) Agency record
Severity 1.5
Private Road, Midland
Rail grade crossing.
Record ID 189920C (Federal Railroad Administration)
Severity 1.2
Private Road, Midland
Rail grade crossing.
Record ID 189921J (Federal Railroad Administration)
Severity 1.2
Private Road, Midland
Rail grade crossing.
Record ID 189922R (Federal Railroad Administration)
Severity 1.2
Private Road, Midland
Rail grade crossing.
Record ID 189923X (Federal Railroad Administration)
Severity 1.2
Private Road, Midland
Rail grade crossing.
Record ID 189924E (Federal Railroad Administration)
Severity 1.2
Private Road, Midland
Rail grade crossing.
Record ID 189925L (Federal Railroad Administration)
Severity 1.2
Private Road, Midland
Rail grade crossing.
Record ID 189927A (Federal Railroad Administration)
Severity 1.2
Private Road, Midland
Rail grade crossing.
Record ID 189928G (Federal Railroad Administration)
Severity 1.2

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 Haakon 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 Haakon 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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