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Carroll County, Iowa: environmental and disease records

Cancer mortality in Carroll County is 140.8 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 178 regulated facilities, sites and hazards inside the county, led by Rail grade crossing (54), Air permit holder (minor source) (37), NPDES wastewater discharge permit (25). 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: 42.0425, -94.8605.

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 Carroll County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
Melanoma of the skin	New cases	33.6	23.8	1.41x	23.6 to 46.3	2019-2023
Non-Hodgkin lymphoma	New cases	21.6	18.5	1.17x	14.4 to 31.6	2019-2023
Lung & bronchus	Deaths	34.9	30.2	1.16x	26.4 to 45.8	2020-2024
Kidney & renal pelvis	New cases	19.9	17.9	1.11x	12.9 to 29.5	2019-2023
All cancer	New cases	478.2	453.4	1.05x	441.3 to 517.6	2019-2023
All cancer	Deaths	140.8	143.2	0.98x	122.8 to 161	2020-2024
Lung & bronchus	New cases	50.3	51.8	0.97x	39.7 to 63.4	2019-2023
Bladder	New cases	17.5	18.7	0.94x	11.6 to 25.9	2019-2023
Leukemia	New cases	13.5	14.5	0.93x	8.4 to 21.1	2019-2023
Pancreas	Deaths	9.7	11.3	0.86x	5.6 to 16.3	2020-2024
Pancreas	New cases	11.4	13.9	0.82x	6.6 to 18.8	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 Carroll County
Measure	County	U.S. median	Difference	Unit
Premature death	6,828	9,842.6	-31%	years of life lost before age 75 per 100,000
Life expectancy	77.9	75.3	+3%	years
Child mortality	46.5	59.8	-22%	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	59.1	96.9	-39%	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.

Formaldehyde14.07 per million
Carbon Tetrachloride2.92 per million
Acetaldehyde1.19 per million
Benzene0.66 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

Rail grade crossing54
Air permit holder (minor source)37
NPDES wastewater discharge permit25
Industrial wastewater discharge20
Gas station (mapped facility)15
Small hazardous waste generator6
Toxic chemical release facility (TRI)5
TRI reporting facility4
Major air pollution source2
Brownfield property2
Oil-fired power plant2
Wind power plant2
Public airport1
Commercial airport1
Large greenhouse gas emitter1
Heliport1

Highest-severity records

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

Ag Processing, Inc. Manning, Manning
TRI reporting facility.
EPA FRS registry ID 110000414365 (U.S. EPA ECHO) Agency record
Severity 7.7
Ag Processing Inc A Cooperative (Agp), Manning
Toxic chemical release facility (TRI). Chemicals: n-Hexane. 922,286 lbs released over 5 years.
TRI facility ID 51455GPRCS1MILE (U.S. EPA Toxics Release Inventory)
Severity 7.6
Pella Corp Carroll Operations, Carroll
Toxic chemical release facility (TRI). Chemicals: Certain glycol ethers. 97,277 lbs released over 5 years.
TRI facility ID 51401PLLCRHWY30 (U.S. EPA Toxics Release Inventory)
Severity 6.8
Central Iowa Ready Mix, Carroll
Toxic chemical release facility (TRI). Chemicals: Lead. Reports carcinogens. 534 lbs released over 5 years.
TRI facility ID 5140WCNTRL19517 (U.S. EPA Toxics Release Inventory)
Severity 6.6
Reg Ralston Llc, Ralston
Toxic chemical release facility (TRI). Chemicals: Methanol. 39,668 lbs released over 5 years.
TRI facility ID 51459WSTCN461ST (U.S. EPA Toxics Release Inventory)
Severity 6.5
Carroll Wwtp, Carroll
NPDES wastewater discharge permit.
EPA FRS registry ID 110009723558 (U.S. EPA ECHO) Agency record
Severity 6
Pella Corp Carroll Operations, Carroll
TRI reporting facility.
EPA FRS registry ID 110064140843 (U.S. EPA ECHO) Agency record
Severity 6
Ag Processing, Inc. Manning, Manning
Major air pollution source.
EPA FRS registry ID 110000414365 (U.S. EPA ECHO) Agency record
Severity 4.8
Coon Rapids Municipal Utilities, Coon Rapids
NPDES wastewater discharge permit.
EPA FRS registry ID 110001765242 (U.S. EPA ECHO) Agency record
Severity 4.5
Ag Processing, Inc. Manning, Manning
NPDES wastewater discharge permit.
EPA FRS registry ID 110000414365 (U.S. EPA ECHO) Agency record
Severity 4.3
Manning, Manning
Oil-fired power plant.
Record ID 1160 (U.S. Energy Information Administration)
Severity 4
Coon Rapids Ii, Coon Rapids
Oil-fired power plant.
Record ID 7847 (U.S. Energy Information Administration)
Severity 4
Carroll Coolers, Inc, Carroll
TRI reporting facility.
EPA FRS registry ID 110000916714 (U.S. EPA ECHO) Agency record
Severity 4
Landus Cooperative - Ralston, Ralston
TRI reporting facility.
EPA FRS registry ID 110015684730 (U.S. EPA ECHO) Agency record
Severity 4
Ag Processing, Inc. Manning, Manning
Large greenhouse gas emitter.
EPA FRS registry ID 110000414365 (U.S. EPA ECHO) Agency record
Severity 3.8
Glidden Wwtp, Glidden
NPDES wastewater discharge permit.
EPA FRS registry ID 110010035915 (U.S. EPA ECHO) Agency record
Severity 3.8
Templeton Rye Spirits, Llc, Templeton
Major air pollution source.
EPA FRS registry ID 110070102005 (U.S. EPA ECHO) Agency record
Severity 3.8
Manning Wwtp, Manning
NPDES wastewater discharge permit.
EPA FRS registry ID 110010036656 (U.S. EPA ECHO) Agency record
Severity 3.5
Breda Wwtp, Breda
NPDES wastewater discharge permit.
EPA FRS registry ID 110009724165 (U.S. EPA ECHO) Agency record
Severity 3.3
Templeton Rye Spirits, Llc, Templeton
NPDES wastewater discharge permit.
EPA FRS registry ID 110070102005 (U.S. EPA ECHO) Agency record
Severity 3.3
Former Heider Manufacturing, Carroll
Brownfield property.
EPA FRS registry ID 110071968484 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Former Sacred Heart School, Templeton
Brownfield property.
EPA FRS registry ID 110071969258 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Halbur City Of (West Central Ia Rural Water Assn), Halbur
NPDES wastewater discharge permit.
EPA FRS registry ID 110010028406 (U.S. EPA ECHO) Agency record
Severity 3
Leer Inc. - Carroll Operations, Carroll
Toxic chemical release facility (TRI). Chemicals: Diisocyanates.
TRI facility ID 51401CRRLL19705 (U.S. EPA Toxics Release Inventory)
Severity 3
Glidden City Of Stp, Glidden
Industrial wastewater discharge. Violation Identified.
NPDES permit IA0024571: (U.S. EPA NPDES)
Severity 2.9

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 Carroll 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 Carroll 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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