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Harmon County, Oklahoma: environmental and disease records

Cancer mortality in Harmon County is 153.8 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 19 regulated facilities, sites and hazards inside the county, led by Air permit holder (minor source) (7), Rail grade crossing (3), Gas station (mapped facility) (2). 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: 34.7819, -99.8601.

How this county ranks in Oklahoma

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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 Harmon County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
All cancer	Deaths	153.8	143.2	1.07x	98.4 to 231.9	2020-2024
All cancer	New cases	326.3	453.4	0.72x	246.7 to 426.9	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 Harmon County
Measure	County	U.S. median	Difference	Unit
Premature death	17,824.7	9,842.6	+81%	years of life lost before age 75 per 100,000
Life expectancy	68.8	75.3	-9%	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	196.5	96.9	+103%	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.

Formaldehyde14.71 per million
Carbon Tetrachloride2.79 per million
Acetaldehyde1.05 per million
Benzene0.55 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

Air permit holder (minor source)7
Rail grade crossing3
Gas station (mapped facility)2
Scrapyard (mapped facility)2
NPDES wastewater discharge permit2
Public airport1
Auto repair or body shop (mapped facility)1
Heliport1

Highest-severity records

The 25 records with the highest Envyrofax severity in the county, with the agency identifier to cite in a records request.

Hollis Muni, Hollis
Public airport. O.
Record ID O35 (FAA / U.S. DOT)
Severity 2
Hollis Wwt, Hollis
NPDES wastewater discharge permit.
EPA FRS registry ID 110012299761 (U.S. EPA ECHO) Agency record
Severity 1.5
Lynx Homes, Odessa
NPDES wastewater discharge permit.
EPA FRS registry ID 110070668522 (U.S. EPA ECHO) Agency record
Severity 1.5
Farmers Union Coop Gin / Vinson Cotton Gin 50425, Vinson
Air permit holder (minor source).
EPA FRS registry ID 110007163880 (U.S. EPA ECHO) Agency record
Severity 1
Us Cellular / Dt Hollis 751398 Us Cellular, Hollis
Air permit holder (minor source).
EPA FRS registry ID 110042149341 (U.S. EPA ECHO) Agency record
Severity 1
Verizon Wireless / Hollis, Hollis
Air permit holder (minor source).
EPA FRS registry ID 110046463938 (U.S. EPA ECHO) Agency record
Severity 1
Cellular Network Partnership Dba Pionee / Hollis, Hollis
Air permit holder (minor source).
EPA FRS registry ID 110070049384 (U.S. EPA ECHO) Agency record
Severity 1
New Cingular Wireless Pcs Llc Dba At An / Cct Hollis 12710958, Hollis
Air permit holder (minor source).
EPA FRS registry ID 110070507451 (U.S. EPA ECHO) Agency record
Severity 1
Tmobile Central Llc / Ok01151a, Hollis
Air permit holder (minor source).
EPA FRS registry ID 110071064172 (U.S. EPA ECHO) Agency record
Severity 1
New Cingular Wireless Pcs Llc Dba At An / Okl01450, Hollis
Air permit holder (minor source).
EPA FRS registry ID 110071293727 (U.S. EPA ECHO) Agency record
Severity 1
Privaterd, Hitchcock
Rail grade crossing.
Record ID 849588W (Federal Railroad Administration)
Severity 1
Privaterd, Hollis
Rail grade crossing.
Record ID 849589D (Federal Railroad Administration)
Severity 1
Private, Hollis
Rail grade crossing.
Record ID 849594A (Federal Railroad Administration)
Severity 1
Love's
Gas station (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID node/12026588938 (OpenStreetMap contributors) Agency record
Severity 1
Fuel Station
Gas station (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID node/12026764263 (OpenStreetMap contributors) Agency record
Severity 1
Scrapyard
Scrapyard (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/1500641668 (OpenStreetMap contributors) Agency record
Severity 1
Scrapyard
Scrapyard (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/1500958999 (OpenStreetMap contributors) Agency record
Severity 1
Rippetoe's Paint and Body, Hollis
Auto repair or body shop (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/833392627 (OpenStreetMap contributors) Agency record
Severity 1
Harmon Memorial Hospital, Hollis
Heliport. O.
Record ID OL50 (FAA / U.S. DOT)
Severity 0.5

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 Harmon County

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