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Fallon County, Montana: environmental and disease records

Cancer mortality in Fallon County is 125.1 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 79 regulated facilities, sites and hazards inside the county, led by NPDES wastewater discharge permit (41), Rail grade crossing (16), Air permit holder (minor source) (5). EPA AirToxScreen estimates a lifetime cancer risk from outdoor air toxics of 10 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: 46.2967, -104.4655.

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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 Fallon County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
All cancer	Deaths	125.1	143.2	0.87x	79.4 to 189.5	2020-2024
All cancer	New cases	392.4	453.4	0.87x	304.3 to 499.3	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 Fallon County
Measure	County	U.S. median	Difference	Unit
Premature death	7,849	9,842.6	-20%	years of life lost before age 75 per 100,000
Life expectancy	76.8	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	n/a	96.9	n/a	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: 10 in a million. EPA treats 100 in a million as the upper end of acceptable risk and 1 in a million as the goal.

Formaldehyde9.86 per million
Carbon Tetrachloride2.76 per million
Benzene0.82 per million
Acetaldehyde0.68 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

NPDES wastewater discharge permit41
Rail grade crossing16
Air permit holder (minor source)5
Gas station (mapped facility)5
Major air pollution source2
Brownfield property2
Landfill (mapped facility)2
Public airport1
Commercial airport1
Auto repair or body shop (mapped facility)1
Small hazardous waste generator1
Wind power plant1
Scrapyard (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.

City Of Baker Wwtf, Baker
NPDES wastewater discharge permit.
EPA FRS registry ID 110009715040 (U.S. EPA ECHO) Agency record
Severity 4.5
D And M Solutions Inc, Baker
NPDES wastewater discharge permit.
EPA FRS registry ID 110011048516 (U.S. EPA ECHO) Agency record
Severity 4.5
Mitchell Oil Field Service Inc, Baker
NPDES wastewater discharge permit.
EPA FRS registry ID 110055200964 (U.S. EPA ECHO) Agency record
Severity 3.8
Williston Basin - Little Beaver, Baker
Major air pollution source.
EPA FRS registry ID 110001474093 (U.S. EPA ECHO) Agency record
Severity 3.5
Williston Basin - Cabin Creek, Baker
Major air pollution source.
EPA FRS registry ID 110001474100 (U.S. EPA ECHO) Agency record
Severity 3.5
Bechtold Gravel Pit, Willard
NPDES wastewater discharge permit.
EPA FRS registry ID 110070867518 (U.S. EPA ECHO) Agency record
Severity 3.5
Halliburton Energy Services Inc, Baker
NPDES wastewater discharge permit.
EPA FRS registry ID 110070251612 (U.S. EPA ECHO) Agency record
Severity 3.3
Old Washington School, Baker
Brownfield property.
EPA FRS registry ID 110071975898 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Baker Insurance Building, Baker
Brownfield property.
EPA FRS registry ID 110071981591 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Baker Ready Mix Facility, Baker
NPDES wastewater discharge permit.
EPA FRS registry ID 110038440318 (U.S. EPA ECHO) Agency record
Severity 2.3
Baker Muni, Baker
Commercial airport. O.
Record ID BHK (FAA / U.S. DOT)
Severity 2
Landfill
Landfill (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/1502210738 (OpenStreetMap contributors) Agency record
Severity 2
Landfill
Landfill (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/1502210739 (OpenStreetMap contributors) Agency record
Severity 2
Wbip Baker Office Pipeyard And Warehouse, Baker
NPDES wastewater discharge permit.
EPA FRS registry ID 110007653681 (U.S. EPA ECHO) Agency record
Severity 1.5
Fidelity Exploration & Production Co - Pennel Creek (2) 318 Permit, Baker
NPDES wastewater discharge permit.
EPA FRS registry ID 110030918176 (U.S. EPA ECHO) Agency record
Severity 1.5
Fidelity Exploration & Production Co - Pennel Creek 318 Permit, Baker
NPDES wastewater discharge permit.
EPA FRS registry ID 110030918185 (U.S. EPA ECHO) Agency record
Severity 1.5
Dale Butori - South Sandstone Creek 308 Permit, Baker
NPDES wastewater discharge permit.
EPA FRS registry ID 110030918274 (U.S. EPA ECHO) Agency record
Severity 1.5
Denbury Onshore - Little Beaver 31x-14, Baker
NPDES wastewater discharge permit.
EPA FRS registry ID 110035855036 (U.S. EPA ECHO) Agency record
Severity 1.5
Foothills Contracting Mdt - Baker Lake 318, Baker
NPDES wastewater discharge permit.
EPA FRS registry ID 110039194911 (U.S. EPA ECHO) Agency record
Severity 1.5
Wickens Construction Mdt Sandstone Creek To Timber Creek 318, Baker
NPDES wastewater discharge permit.
EPA FRS registry ID 110040092379 (U.S. EPA ECHO) Agency record
Severity 1.5
Williston Basin Interstate Pipeline Co - 2011 Baker Storage Enhancement Wells, Baker
NPDES wastewater discharge permit.
EPA FRS registry ID 110043269094 (U.S. EPA ECHO) Agency record
Severity 1.5
Williston Basin Interstate Pipeline Co - 2011 Baker Storage Well Replacements, Baker
NPDES wastewater discharge permit.
EPA FRS registry ID 110043269343 (U.S. EPA ECHO) Agency record
Severity 1.5
Nalco Company Baker Warehouse, Baker
Small hazardous waste generator.
EPA FRS registry ID 110043311715 (U.S. EPA ECHO) Agency record
Severity 1.5
Texon Crude Oil Operating - Baker Crude Oil Station, Plevna
NPDES wastewater discharge permit.
EPA FRS registry ID 110044259478 (U.S. EPA ECHO) Agency record
Severity 1.5
Oneok Fallon County Bakken Pipeline 318, Baker
NPDES wastewater discharge permit.
EPA FRS registry ID 110045495647 (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 Fallon 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 Fallon 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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