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Mineral County, Montana: environmental and disease records

Cancer mortality in Mineral County is 157.2 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 73 regulated facilities, sites and hazards inside the county, led by Rail grade crossing (32), NPDES wastewater discharge permit (25), Gas station (mapped facility) (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: 47.0958, -114.8637.

How this county ranks in Montana

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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 Mineral County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
Lung & bronchus	Deaths	46.4	30.2	1.54x	28.5 to 75.3	2020-2024
Lung & bronchus	New cases	57.3	51.8	1.11x	37.6 to 88.1	2019-2023
All cancer	Deaths	157.2	143.2	1.1x	121.7 to 202.9	2020-2024
All cancer	New cases	459.4	453.4	1.01x	388.7 to 541.3	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 Mineral County
Measure	County	U.S. median	Difference	Unit
Premature death	9,859.9	9,842.6	+0%	years of life lost before age 75 per 100,000
Life expectancy	77.4	75.3	+3%	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	103.6	96.9	+7%	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.

Formaldehyde10.99 per million
Carbon Tetrachloride2.64 per million
Acetaldehyde1.56 per million
Pahpom0.95 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

Rail grade crossing32
NPDES wastewater discharge permit25
Gas station (mapped facility)11
Air permit holder (minor source)1
Public airport1
Heliport1
Superfund (NPL) site1
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.

Flat Creek IMM, Superior
Superfund (NPL) site. Hazard Ranking System score 51.3. NPL Site.
EPA site ID MT0012694970 (U.S. EPA Superfund (SEMS/NPL)) Agency record
Severity 10
Mt Dept Of Transportation - Dena Mora Rest Area, Saltese
NPDES wastewater discharge permit.
EPA FRS registry ID 110013339832 (U.S. EPA ECHO) Agency record
Severity 4.5
Alberton Wwtp, Alberton
NPDES wastewater discharge permit.
EPA FRS registry ID 110006723082 (U.S. EPA ECHO) Agency record
Severity 4.3
Idaho Forest Group- St. Regis, Saint Regis
Toxic chemical release facility (TRI). Chemicals: Lead compounds. 16 lbs released over 5 years.
TRI facility ID 5986WDHFRS162LD (U.S. EPA Toxics Release Inventory)
Severity 4
Superior Wastewater Treatment Facility, Superior
NPDES wastewater discharge permit.
EPA FRS registry ID 110011047090 (U.S. EPA ECHO) Agency record
Severity 3
Ifg - Kamp, Llc, Saint Regis
NPDES wastewater discharge permit.
EPA FRS registry ID 110070372789 (U.S. EPA ECHO) Agency record
Severity 3
Mineral County, Superior
Public airport. O.
Record ID 9S4 (FAA / U.S. DOT)
Severity 2
Wesley Gillespie, Alberton
NPDES wastewater discharge permit.
EPA FRS registry ID 110016693737 (U.S. EPA ECHO) Agency record
Severity 1.5
Jeff Hawk'S Suction Dredge, Tarkio
NPDES wastewater discharge permit.
EPA FRS registry ID 110017696830 (U.S. EPA ECHO) Agency record
Severity 1.5
James Normandy'S Suct. Dredge, Unk
NPDES wastewater discharge permit.
EPA FRS registry ID 110020036334 (U.S. EPA ECHO) Agency record
Severity 1.5
Frontier West Llc St Regis River 318 Permit, Saint Regis
NPDES wastewater discharge permit.
EPA FRS registry ID 110040092583 (U.S. EPA ECHO) Agency record
Severity 1.5
Tom Tucker Placer Mining Claim, Alberton
NPDES wastewater discharge permit.
EPA FRS registry ID 110041920268 (U.S. EPA ECHO) Agency record
Severity 1.5
Pumco Mdt St Regis River Bank Stabilization, Saint Regis
NPDES wastewater discharge permit.
EPA FRS registry ID 110046315974 (U.S. EPA ECHO) Agency record
Severity 1.5
West Mountain Creek Smes Opencut Mine, Alberton
NPDES wastewater discharge permit.
EPA FRS registry ID 110055026305 (U.S. EPA ECHO) Agency record
Severity 1.5
Chad Miars - Skys Find, Superior
NPDES wastewater discharge permit.
EPA FRS registry ID 110055196390 (U.S. EPA ECHO) Agency record
Severity 1.5
Barnes Gold Prospecting - Denali, Superior
NPDES wastewater discharge permit.
EPA FRS registry ID 110055368980 (U.S. EPA ECHO) Agency record
Severity 1.5
Troy Baker Mineral County Clark Fork River, Saing Regis
NPDES wastewater discharge permit.
EPA FRS registry ID 110064595834 (U.S. EPA ECHO) Agency record
Severity 1.5
Marlene Affeld - Hard Times No2 And 3 Placer Mining Claim, Superior
NPDES wastewater discharge permit.
EPA FRS registry ID 110064637941 (U.S. EPA ECHO) Agency record
Severity 1.5
Troy Baker Mineral And Missoula County Suction Dredge, Saint Regis
NPDES wastewater discharge permit.
EPA FRS registry ID 110064637996 (U.S. EPA ECHO) Agency record
Severity 1.5
Levenson Lower Meadows Subdivision, Alberton
NPDES wastewater discharge permit.
EPA FRS registry ID 110071235676 (U.S. EPA ECHO) Agency record
Severity 1.5
Dena Mora Rest Area Rehabilitation, Saltese
NPDES wastewater discharge permit.
EPA FRS registry ID 110071297215 (U.S. EPA ECHO) Agency record
Severity 1.5
I-90 Bridge Rehab- Alberton, Alberton
NPDES wastewater discharge permit.
EPA FRS registry ID 110071501053 (U.S. EPA ECHO) Agency record
Severity 1.5
Montana Department Of Transportation Federal Aid Project Im-Nhfp 90-1(228)3, Saltese
NPDES wastewater discharge permit.
EPA FRS registry ID 110071706985 (U.S. EPA ECHO) Agency record
Severity 1.5
Montana Department Of Transportation Federal Aid Project Im-Nhfp 90-1(228)3, Saltese
NPDES wastewater discharge permit.
EPA FRS registry ID 110071710117 (U.S. EPA ECHO) Agency record
Severity 1.5
Longview, Superior
NPDES wastewater discharge permit.
EPA FRS registry ID 110071894980 (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 Mineral County

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