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Iowa County, Wisconsin: environmental and disease records

Cancer mortality in Iowa County is 158.1 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 151 regulated facilities, sites and hazards inside the county, led by NPDES wastewater discharge permit (65), Rail grade crossing (45), Gas station (mapped facility) (20). 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: 43.0197, -90.1334.

How this county ranks in Wisconsin

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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 Iowa 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	34.1	23.8	1.43xSignificant	24.8 to 45.8	2019-2023
Pancreas	New cases	19.8	13.9	1.42x	13.5 to 28.3	2019-2023
Bladder	New cases	24.9	18.7	1.33x	17.7 to 34.3	2019-2023
Thyroid	New cases	16.9	13	1.3x	10.4 to 25.9	2019-2023
Pancreas	Deaths	14.3	11.3	1.27x	9.1 to 21.8	2020-2024
Lung & bronchus	Deaths	34.6	30.2	1.15x	26.2 to 45.1	2020-2024
All cancer	Deaths	158.1	143.2	1.1x	139.1 to 179.2	2020-2024
Kidney & renal pelvis	New cases	19.5	17.9	1.09x	13.4 to 27.7	2019-2023
Lung & bronchus	New cases	56.2	51.8	1.08x	45.4 to 69.1	2019-2023
Leukemia	New cases	15.3	14.5	1.06x	9.8 to 23.2	2019-2023
All cancer	New cases	458.2	453.4	1.01x	425 to 493.5	2019-2023
Non-Hodgkin lymphoma	New cases	16.2	18.5	0.88x	10.6 to 24.2	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 Iowa County
Measure	County	U.S. median	Difference	Unit
Premature death	5,477.9	9,842.6	-44%	years of life lost before age 75 per 100,000
Life expectancy	79.7	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	71.6	96.9	-26%	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.

Formaldehyde14.4 per million
Carbon Tetrachloride2.95 per million
Acetaldehyde1.36 per million
Benzene0.86 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

NPDES wastewater discharge permit65
Rail grade crossing45
Gas station (mapped facility)20
Public airport6
Small hazardous waste generator4
TRI reporting facility2
Air permit holder (minor source)1
Commercial airport1
Auto repair or body shop (mapped facility)1
Hazardous waste transporter1
Heliport1
Landfill (mapped facility)1
Wind power plant1
Scrapyard (mapped facility)1
Toxic chemical release facility (TRI)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.

Muscoda Protein Products, Muscoda
TRI reporting facility.
EPA FRS registry ID 110000419967 (U.S. EPA ECHO) Agency record
Severity 5.2
Cummins Emissions Solutions, Mineral Point
Toxic chemical release facility (TRI). Chemicals: Chromium compounds (except for chromite ore mined in the Transvaal Region), Chromium and Chromium Compounds(except for chromite ore mined in the Transvaal Region), Manganese compounds, Nickel compounds and 2 more. Reports carcinogens. 8 lbs released over 5 years.
TRI facility ID 53565NLSND856FA (U.S. EPA Toxics Release Inventory)
Severity 5.2
Hidden Valley Farms Lafayette, Mineral Point
NPDES wastewater discharge permit.
EPA FRS registry ID 110031276116 (U.S. EPA ECHO) Agency record
Severity 4.5
Dodgeville Sanitary District 1, Dodgeville
NPDES wastewater discharge permit.
EPA FRS registry ID 110070937929 (U.S. EPA ECHO) Agency record
Severity 4.5
Cummins Filtrations, Mineral Point
TRI reporting facility.
EPA FRS registry ID 110000419912 (U.S. EPA ECHO) Agency record
Severity 4.4
Barneveld Wastewater Treatment Facility, Barneveld
NPDES wastewater discharge permit.
EPA FRS registry ID 110010887282 (U.S. EPA ECHO) Agency record
Severity 4.3
Highland Wastewater Treatment Facility, Highland
NPDES wastewater discharge permit.
EPA FRS registry ID 110016875504 (U.S. EPA ECHO) Agency record
Severity 4.3
Dodgeville Wastewater Treatment Facility, Dodgeville
NPDES wastewater discharge permit.
EPA FRS registry ID 110010887941 (U.S. EPA ECHO) Agency record
Severity 4
Ridgeway Wastewater Treatment Facility, Ridgeway
NPDES wastewater discharge permit.
EPA FRS registry ID 110010848681 (U.S. EPA ECHO) Agency record
Severity 3.8
Avoca Wastewater Treatment Facility, Avoca
NPDES wastewater discharge permit.
EPA FRS registry ID 110010884445 (U.S. EPA ECHO) Agency record
Severity 3.5
Spring Green Golf Club Sanitary District#2 Wwtf, Spring Green
NPDES wastewater discharge permit.
EPA FRS registry ID 110010887656 (U.S. EPA ECHO) Agency record
Severity 3.5
Rewey Wastewater Treatment Facility, Rewey
NPDES wastewater discharge permit.
EPA FRS registry ID 110010848707 (U.S. EPA ECHO) Agency record
Severity 2.5
Mineral Point Wastewater Treatment Facility, Mineral Point
NPDES wastewater discharge permit.
EPA FRS registry ID 110010888138 (U.S. EPA ECHO) Agency record
Severity 2.5
Hollandale Wastewater Treatment Facility, Hollandale
NPDES wastewater discharge permit.
EPA FRS registry ID 110010886657 (U.S. EPA ECHO) Agency record
Severity 2.3
Linden Stp, Linden
NPDES wastewater discharge permit.
EPA FRS registry ID 110039694774 (U.S. EPA ECHO) Agency record
Severity 2.3
Iowa County, Mineral Point
Commercial airport. O.
Record ID MRJ (FAA / U.S. DOT)
Severity 2
Badger Hollow Dump
Landfill (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/341946941 (OpenStreetMap contributors) Agency record
Severity 2
Cummins Filtrations, Mineral Point
Small hazardous waste generator.
EPA FRS registry ID 110000419912 (U.S. EPA ECHO) Agency record
Severity 1.8
Cummins Filtrations, Mineral Point
NPDES wastewater discharge permit.
EPA FRS registry ID 110000419912 (U.S. EPA ECHO) Agency record
Severity 1.8
Dodgeville School Dist, Dodgeville
NPDES wastewater discharge permit.
EPA FRS registry ID 110005444901 (U.S. EPA ECHO) Agency record
Severity 1.5
Quantum Devices Inc, Barneveld
Small hazardous waste generator.
EPA FRS registry ID 110005524735 (U.S. EPA ECHO) Agency record
Severity 1.5
Mill Creek Cheese Factory, Arena
NPDES wastewater discharge permit.
EPA FRS registry ID 110010884533 (U.S. EPA ECHO) Agency record
Severity 1.5
Arena Cheese Inc, Arena
NPDES wastewater discharge permit.
EPA FRS registry ID 110016852397 (U.S. EPA ECHO) Agency record
Severity 1.5
American Players Theatre Patron, Spring Green
NPDES wastewater discharge permit.
EPA FRS registry ID 110016876175 (U.S. EPA ECHO) Agency record
Severity 1.5
Uw Health Med Flight Hanger 18, Mineral Point
Small hazardous waste generator.
EPA FRS registry ID 110016893085 (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 Iowa County

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