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Jefferson County, Idaho: environmental and disease records

Cancer mortality in Jefferson County is 118.2 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 137 regulated facilities, sites and hazards inside the county, led by Rail grade crossing (82), Industrial wastewater discharge (18), Air permit holder (minor source) (11). 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: 43.8771, -112.3361.

How this county ranks in Idaho

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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 Jefferson 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	39	23.8	1.64xSignificant	29.3 to 50.7	2019-2023
Thyroid	New cases	18.8	13	1.45x	12.3 to 27.5	2019-2023
Pancreas	New cases	18.1	13.9	1.3x	11.9 to 26.4	2019-2023
Non-Hodgkin lymphoma	New cases	19.5	18.5	1.05x	13 to 28.2	2019-2023
Leukemia	New cases	15.1	14.5	1.04x	9.3 to 23	2019-2023
All cancer	New cases	404.6	453.4	0.89x	372.5 to 438.6	2019-2023
Bladder	New cases	15.7	18.7	0.84x	10 to 23.4	2019-2023
All cancer	Deaths	118.2	143.2	0.83x	101.1 to 137.4	2020-2024
Kidney & renal pelvis	New cases	11.2	17.9	0.63x	6.5 to 17.9	2019-2023
Lung & bronchus	New cases	31.4	51.8	0.61x	23 to 41.8	2019-2023
Lung & bronchus	Deaths	17.9	30.2	0.59x	11.7 to 26.2	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 Jefferson County
Measure	County	U.S. median	Difference	Unit
Premature death	7,433.4	9,842.6	-24%	years of life lost before age 75 per 100,000
Life expectancy	77.4	75.3	+3%	years
Child mortality	48.9	59.8	-18%	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	70.1	96.9	-28%	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.

Formaldehyde11.52 per million
Carbon Tetrachloride2.59 per million
Acetaldehyde1.18 per million
Naphthalene1.05 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

Rail grade crossing82
Industrial wastewater discharge18
Air permit holder (minor source)11
NPDES wastewater discharge permit11
Gas station (mapped facility)10
Public airport2
Auto repair or body shop (mapped facility)1
Biomass power plant1
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.

Roberts Wwtp, Roberts
NPDES wastewater discharge permit.
EPA FRS registry ID 110006676409 (U.S. EPA ECHO) Agency record
Severity 4.5
Rigby Wwtp, Rigby
NPDES wastewater discharge permit.
EPA FRS registry ID 110010829265 (U.S. EPA ECHO) Agency record
Severity 3.8
Idahoan Foods Lewisville Plant, Lewisville
Air permit holder (minor source).
EPA FRS registry ID 110001805422 (U.S. EPA ECHO) Agency record
Severity 3.5
Kettle Butte Digester, Llc, Roberts
Biomass power plant.
Record ID 57345 (U.S. Energy Information Administration)
Severity 2.5
Mud Lake/West Jefferson County, Mud Lake
Public airport. O.
Record ID 1U2 (FAA / U.S. DOT)
Severity 2
Rigby, Rigby
Public airport. O.
Record ID U56 (FAA / U.S. DOT)
Severity 2
Wastewater Plant
Wastewater plant (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/883231759 (OpenStreetMap contributors) Agency record
Severity 2
Idaho Pacific Corp, Rigby
Air permit holder (minor source).
EPA FRS registry ID 110007359090 (U.S. EPA ECHO) Agency record
Severity 1.5
Ririe Sewage Lagoons, Ririe
NPDES wastewater discharge permit.
EPA FRS registry ID 110011271426 (U.S. EPA ECHO) Agency record
Severity 1.5
Camas Nwr Water Delivery System Upgrades, Hamer
NPDES wastewater discharge permit.
EPA FRS registry ID 110071362645 (U.S. EPA ECHO) Agency record
Severity 1.5
Federal Express - Zrex, Rigby
NPDES wastewater discharge permit.
EPA FRS registry ID 110071673189 (U.S. EPA ECHO) Agency record
Severity 1.5
Rigby High School, Rigby
NPDES wastewater discharge permit.
EPA FRS registry ID 110071818004 (U.S. EPA ECHO) Agency record
Severity 1.5
City Of Roberts, Roberts
NPDES wastewater discharge permit.
EPA FRS registry ID 110071904942 (U.S. EPA ECHO) Agency record
Severity 1.5
Sunset View Estates, Ririe
NPDES wastewater discharge permit.
EPA FRS registry ID 110072075293 (U.S. EPA ECHO) Agency record
Severity 1.5
Alturas Academy, Rigby
NPDES wastewater discharge permit.
EPA FRS registry ID 110072104967 (U.S. EPA ECHO) Agency record
Severity 1.5
Deer Park, Menan
NPDES wastewater discharge permit.
EPA FRS registry ID 110072131759 (U.S. EPA ECHO) Agency record
Severity 1.5
Lakeside Div. 1, Rigby
NPDES wastewater discharge permit.
EPA FRS registry ID 110072133229 (U.S. EPA ECHO) Agency record
Severity 1.5
County Line Road/ 145 North, Ucon
Rail grade crossing.
Record ID 811944F (Federal Railroad Administration)
Severity 1.3
Holbrooke Road, Rigby
Rail grade crossing.
Record ID 811947B (Federal Railroad Administration)
Severity 1.3
Sh-48/ First South/ 300 North, Rigby
Rail grade crossing.
Record ID 811948H (Federal Railroad Administration)
Severity 1.3
4000 East, Rigby
Rail grade crossing.
Record ID 811950J (Federal Railroad Administration)
Severity 1.3
400 North, Rigby
Rail grade crossing.
Record ID 811952X (Federal Railroad Administration)
Severity 1.3
Labelle Road/ 500 North, Rigby
Rail grade crossing.
Record ID 811958N (Federal Railroad Administration)
Severity 1.3
550 North, Rigby
Rail grade crossing.
Record ID 811962D (Federal Railroad Administration)
Severity 1.3
600 North, Rigby
Rail grade crossing.
Record ID 811964S (Federal Railroad Administration)
Severity 1.3

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 Jefferson County

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