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Chickasaw County, Iowa: environmental and disease records

Cancer mortality in Chickasaw County is 157.1 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 136 regulated facilities, sites and hazards inside the county, led by Rail grade crossing (65), Air permit holder (minor source) (25), NPDES wastewater discharge permit (9). 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: 43.0603, -92.3177.

How this county ranks in Iowa

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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 Chickasaw County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
Leukemia	New cases	24.6	14.5	1.7x	14 to 40.4	2019-2023
Melanoma of the skin	New cases	39.6	23.8	1.66xSignificant	26.7 to 57.2	2019-2023
All cancer	New cases	526	453.4	1.16xSignificant	476.1 to 580.2	2019-2023
Kidney & renal pelvis	New cases	20.7	17.9	1.16x	12.4 to 33.5	2019-2023
All cancer	Deaths	157.1	143.2	1.1x	131.4 to 187	2020-2024
Lung & bronchus	New cases	56	51.8	1.08x	42 to 74	2019-2023
Lung & bronchus	Deaths	30.7	30.2	1.02x	20.5 to 45.2	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 Chickasaw County
Measure	County	U.S. median	Difference	Unit
Premature death	6,658.6	9,842.6	-32%	years of life lost before age 75 per 100,000
Life expectancy	77.9	75.3	+4%	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	74.2	96.9	-24%	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.

Formaldehyde13.69 per million
Carbon Tetrachloride2.95 per million
Acetaldehyde1.22 per million
Benzene0.78 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

Rail grade crossing65
Air permit holder (minor source)25
NPDES wastewater discharge permit9
Gas station (mapped facility)8
Industrial wastewater discharge6
TRI reporting facility4
Toxic chemical release facility (TRI)4
Auto repair or body shop (mapped facility)3
Public airport2
Scrapyard (mapped facility)2
Major air pollution source1
Crematorium (mapped facility)1
Large greenhouse gas emitter1
Large hazardous waste generator1
Small hazardous waste generator1
Hazardous waste transporter1
Heliport1
Gas 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.

Homeland Energy Solutions Llc, Lawler
Toxic chemical release facility (TRI). Chemicals: Acetaldehyde, n-Hexane, Methanol, Acrolein and 4 more. Reports carcinogens. 144,794 lbs released over 5 years.
TRI facility ID 5215WHMLND2779I (U.S. EPA Toxics Release Inventory)
Severity 8.5
Trimark Corp, New Hampton
Toxic chemical release facility (TRI). Chemicals: Zinc compounds, Zinc (fume or dust), Lead, Chromium and 3 more. Reports carcinogens. 3,056 lbs released over 5 years.
TRI facility ID 50659TRMRK500BA (U.S. EPA Toxics Release Inventory)
Severity 7.2
Homeland Energy Solutions, Llc, Lawler
TRI reporting facility.
EPA FRS registry ID 110031117716 (U.S. EPA ECHO) Agency record
Severity 6.6
Tri-Mark Corporation, New Hampton
TRI reporting facility.
EPA FRS registry ID 110011274922 (U.S. EPA ECHO) Agency record
Severity 6.1
New Hampton Wwtp, New Hampton
NPDES wastewater discharge permit.
EPA FRS registry ID 110002043324 (U.S. EPA ECHO) Agency record
Severity 5.5
Atek Metal Technologies, New Hampton
Toxic chemical release facility (TRI). Chemicals: Nickel, Copper, Lead. Reports carcinogens. 15 lbs released over 5 years.
TRI facility ID 5065WTKPRC225RU (U.S. EPA Toxics Release Inventory)
Severity 5.4
Afinitas, New Hampton
Toxic chemical release facility (TRI). Chemicals: Nickel, Lead, Chromium, Manganese and 1 more. Reports carcinogens.
TRI facility ID 5065WNWHMP928WM (U.S. EPA Toxics Release Inventory)
Severity 4.5
Atek Precision Castings, New Hampton
TRI reporting facility.
EPA FRS registry ID 110024523586 (U.S. EPA ECHO) Agency record
Severity 4.3
Tri-Mark Corporation, New Hampton
Large hazardous waste generator.
EPA FRS registry ID 110011274922 (U.S. EPA ECHO) Agency record
Severity 4
New Hampton Metal Fab, New Hampton
TRI reporting facility.
EPA FRS registry ID 110022402782 (U.S. EPA ECHO) Agency record
Severity 4
Homeland Energy Solutions, Llc, Lawler
Major air pollution source.
EPA FRS registry ID 110031117716 (U.S. EPA ECHO) Agency record
Severity 4
Nashua Wwtp, Nashua
NPDES wastewater discharge permit.
EPA FRS registry ID 110010035862 (U.S. EPA ECHO) Agency record
Severity 3.5
Homeland Energy Solutions, Llc, Lawler
NPDES wastewater discharge permit.
EPA FRS registry ID 110031117716 (U.S. EPA ECHO) Agency record
Severity 3.5
New Hampton, New Hampton
Gas power plant.
Record ID 1168 (U.S. Energy Information Administration)
Severity 3
Ionia Wwtp, Ionia
NPDES wastewater discharge permit.
EPA FRS registry ID 110010032589 (U.S. EPA ECHO) Agency record
Severity 3
Homeland Energy Solutions, Llc, Lawler
Large greenhouse gas emitter.
EPA FRS registry ID 110031117716 (U.S. EPA ECHO) Agency record
Severity 3
Nashua City Of Stp, Nashua
Industrial wastewater discharge. Violation Identified.
NPDES permit IA0024503: (U.S. EPA NPDES)
Severity 2.5
Tri-Mark Corporation, New Hampton
NPDES wastewater discharge permit.
EPA FRS registry ID 110011274922 (U.S. EPA ECHO) Agency record
Severity 2.5
Tri-Mark Corporation, New Hampton
Air permit holder (minor source).
EPA FRS registry ID 110011274922 (U.S. EPA ECHO) Agency record
Severity 2
New Hampton Muni, New Hampton
Public airport. O.
Record ID 1Y5 (FAA / U.S. DOT)
Severity 2
Alta Vista Wwtp, Alta Vista
NPDES wastewater discharge permit.
EPA FRS registry ID 110009723745 (U.S. EPA ECHO) Agency record
Severity 1.5
Atek Precision Castings, New Hampton
Small hazardous waste generator.
EPA FRS registry ID 110024523586 (U.S. EPA ECHO) Agency record
Severity 1.5
Lawler City Of Stp, Lawler
NPDES wastewater discharge permit.
EPA FRS registry ID 110036358660 (U.S. EPA ECHO) Agency record
Severity 1.5
Fredricksburg Wwtp, Fredericksburg
NPDES wastewater discharge permit.
EPA FRS registry ID 110039690670 (U.S. EPA ECHO) Agency record
Severity 1.5
City Of New Hampton, New Hampton
NPDES wastewater discharge permit.
EPA FRS registry ID 110070002973 (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.

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

Discovery / public records

Records to request for Chickasaw County

Iowa 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 Chickasaw County, and their findings.
Iowa vital statistics office
Death certificate counts by cause of death and residence tract or ZIP code, and the years behind the mortality measures above.
Iowa health department, environmental epidemiology
Health consultations or assessments by ATSDR or the state health department covering the county, and any exposure investigations.
Iowa 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.
Iowa 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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