ID / county FIPS 16079 / county research

Shoshone County, Idaho: environmental and disease records

Cancer mortality in Shoshone County is 159.8 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 210 regulated facilities, sites and hazards inside the county, led by Industrial wastewater discharge (98), NPDES wastewater discharge permit (35), Rail grade crossing (24). 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: 47.5013, -116.0103.

How this county ranks in Idaho

View on the heat map Scan an address in this county

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 Shoshone County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
Liver & bile duct	New cases	14	8.7	1.61x	8 to 24.1	2019-2023
Lung & bronchus	New cases	72.9	51.8	1.41xSignificant	58 to 91.3	2019-2023
Leukemia	New cases	17.6	14.5	1.21x	10 to 29.4	2019-2023
Melanoma of the skin	New cases	26.9	23.8	1.13x	16.9 to 41.2	2019-2023
All cancer	Deaths	159.8	143.2	1.12x	136.3 to 186.8	2020-2024
Pancreas	New cases	15.5	13.9	1.12x	8.6 to 26.6	2019-2023
All cancer	New cases	474.5	453.4	1.05x	431.1 to 521.6	2019-2023
Non-Hodgkin lymphoma	New cases	19.3	18.5	1.04x	11.5 to 31.1	2019-2023
Lung & bronchus	Deaths	29.2	30.2	0.97x	20 to 42	2020-2024
Kidney & renal pelvis	New cases	16.8	17.9	0.94x	9.5 to 28.3	2019-2023
Bladder	New cases	16.8	18.7	0.9x	9.9 to 27.6	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 Shoshone County
Measure	County	U.S. median	Difference	Unit
Premature death	11,527.7	9,842.6	+17%	years of life lost before age 75 per 100,000
Life expectancy	73.6	75.3	-2%	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	134.4	96.9	+39%	deaths per 100,000
Drug overdose deaths	37	28.6	+29%	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.

Formaldehyde12.38 per million
Carbon Tetrachloride2.7 per million
Acetaldehyde1.71 per million
Pahpom0.98 per million

EPA Air Quality Index 2025

Monitored on 363 days: 204 good, 1 unhealthy for sensitive groups or worse. Median AQI 44, peak 111.

Regulated facilities, sites and hazards by type

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

Industrial wastewater discharge98
NPDES wastewater discharge permit35
Rail grade crossing24
Air permit holder (minor source)11
Gas station (mapped facility)10
TRI reporting facility5
Toxic chemical release facility (TRI)5
Auto repair or body shop (mapped facility)4
Brownfield property4
Public airport3
Small hazardous waste generator3
Landfill (mapped facility)3
Major air pollution source1
EPA air quality monitor1
Hazardous waste transporter1
Superfund (NPL) site1
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.

Us Silver Galena Mine, Wallace
TRI reporting facility. Penalties $222,320.
EPA FRS registry ID 110000600537 (U.S. EPA ECHO) Agency record
Severity 10
Lucky Friday Mine, Mullan
TRI reporting facility. Penalties $174,300.
EPA FRS registry ID 110041927378 (U.S. EPA ECHO) Agency record
Severity 10
Bunker Hill Mining & Metallurgical Complex, Smelterville
Superfund (NPL) site. Hazard Ranking System score 54.8. NPL Site.
EPA site ID IDD048340921 (U.S. EPA Superfund (SEMS/NPL)) Agency record
Severity 10
Hecla Ltd Lucky Friday Mine Unit, Mullan
Toxic chemical release facility (TRI). Chemicals: Manganese And Manganese Compounds, Lead And Lead Compounds, Zinc compounds, Barium And Barium Compounds and 4 more. Reports carcinogens. 74,474,834 lbs released over 5 years.
TRI facility ID 83846LCKYFI90EX (U.S. EPA Toxics Release Inventory)
Severity 10
U.S. Silver - Idaho Inc, Wallace
Toxic chemical release facility (TRI). Chemicals: Manganese And Manganese Compounds, Lead And Lead Compounds, Manganese compounds, Copper And Copper Compounds and 4 more. Reports carcinogens. 17,564,021 lbs released over 5 years.
TRI facility ID 83873SLVRVLAKEG (U.S. EPA Toxics Release Inventory)
Severity 10
Spunstrand Inc., Wallace
Toxic chemical release facility (TRI). Chemicals: Styrene. Reports carcinogens. 74,827 lbs released over 5 years.
TRI facility ID 83873PBDYSHIGHW (U.S. EPA Toxics Release Inventory)
Severity 8.2
Us Epa Fund-Lead Superfund Site/Bunker Hill Ctp, Kellogg
Toxic chemical release facility (TRI). Chemicals: Zinc compounds, Manganese compounds, Manganese And Manganese Compounds, Lead compounds. 3,215,378 lbs released over 5 years.
TRI facility ID 83837SPFND1005M (U.S. EPA Toxics Release Inventory)
Severity 8
Us Epa Bunker Hill Superfund Site, Kellogg
TRI reporting facility.
EPA FRS registry ID 110000789941 (U.S. EPA ECHO) Agency record
Severity 6.7
Lucky Friday Mine, Mullan
NPDES wastewater discharge permit. Penalties $174,300.
EPA FRS registry ID 110041927378 (U.S. EPA ECHO) Agency record
Severity 6.5
Us Silver Galena Mine, Wallace
NPDES wastewater discharge permit. Penalties $222,320.
EPA FRS registry ID 110000600537 (U.S. EPA ECHO) Agency record
Severity 6
Sunshine Silver Mine, Kellogg
Toxic chemical release facility (TRI). Chemicals: Manganese, Arsenic, Copper, Nickel And Nickel Compounds and 2 more. Reports carcinogens. 85 lbs released over 5 years.
TRI facility ID 83837SNSHN1176B (U.S. EPA Toxics Release Inventory)
Severity 6
Spunstrand Incorporated, Wallace
TRI reporting facility.
EPA FRS registry ID 110002136581 (U.S. EPA ECHO) Agency record
Severity 6
Pinehurst, Pinehurst (Pine Creek)
EPA air quality monitor.
Record ID 160790017 (U.S. EPA AirData)
Severity 5.7
Sunshine Silver Mine, Kellogg
TRI reporting facility.
EPA FRS registry ID 110017860117 (U.S. EPA ECHO) Agency record
Severity 5.1
Lucky Friday Mine, Mullan
Small hazardous waste generator. Penalties $174,300.
EPA FRS registry ID 110041927378 (U.S. EPA ECHO) Agency record
Severity 5
Lucky Friday Mine, Mullan
Air permit holder (minor source). Penalties $174,300.
EPA FRS registry ID 110041927378 (U.S. EPA ECHO) Agency record
Severity 4.5
Smelterville Wwtp, Smelterville
NPDES wastewater discharge permit.
EPA FRS registry ID 110070149691 (U.S. EPA ECHO) Agency record
Severity 4
Spunstrand Incorporated, Wallace
Major air pollution source.
EPA FRS registry ID 110002136581 (U.S. EPA ECHO) Agency record
Severity 3.5
Page Wwtp, Smelterville
NPDES wastewater discharge permit.
EPA FRS registry ID 110009689961 (U.S. EPA ECHO) Agency record
Severity 3.5
Hecla Limited Tiger Poorman, Wallace
NPDES wastewater discharge permit.
EPA FRS registry ID 110067180240 (U.S. EPA ECHO) Agency record
Severity 3.3
Yellowstone Trail Garage, Mullan
Brownfield property.
EPA FRS registry ID 110071970632 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
111 South Division Llc, Pinehurst
Brownfield property.
EPA FRS registry ID 110071977449 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Carousel Pinehurst, Pinehurst
Brownfield property.
EPA FRS registry ID 110071977559 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Wallace Civic Auditorium, Wallace
Brownfield property.
EPA FRS registry ID 110071984707 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Clarkia Water And Sewer District Wwtp, Clarkia
NPDES wastewater discharge permit.
EPA FRS registry ID 110010026738 (U.S. EPA ECHO) Agency record
Severity 2.8

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 Shoshone 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 Shoshone 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.

Scan an address in Shoshone County View on the heat map All Idaho counties