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Cheyenne County, Nebraska: environmental and disease records

Cancer mortality in Cheyenne County is 175.3 deaths per 100,000 people per year against a U.S. rate of 143.2, a statistically significant excess. Federal databases place 172 regulated facilities, sites and hazards inside the county, led by Rail grade crossing (91), Air permit holder (minor source) (47), Gas station (mapped facility) (12). 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: 41.2209, -102.9933.

How this county ranks in Nebraska

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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 Cheyenne County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
All cancer	Deaths	175.3	143.2	1.22xSignificant	145.2 to 210.6	2020-2024
Lung & bronchus	Deaths	32	30.2	1.06x	20.1 to 49.3	2020-2024
All cancer	New cases	351.3	453.4	0.77x	306.5 to 401.4	2019-2023
Lung & bronchus	New cases	32.3	51.8	0.62x	20.9 to 48.9	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 Cheyenne County
Measure	County	U.S. median	Difference	Unit
Premature death	10,904.8	9,842.6	+11%	years of life lost before age 75 per 100,000
Life expectancy	75.2	75.3	-0%	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	101.4	96.9	+5%	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.

Formaldehyde10.35 per million
Carbon Tetrachloride2.62 per million
Acetaldehyde0.69 per million
Pahpom0.55 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

Rail grade crossing91
Air permit holder (minor source)47
Gas station (mapped facility)12
NPDES wastewater discharge permit6
Small hazardous waste generator3
Hazardous waste transporter2
Major air pollution source1
Public airport1
Commercial airport1
Auto repair or body shop (mapped facility)1
Brownfield property1
Large hazardous waste generator1
Gas power plant1
Scrapyard (mapped facility)1
TRI reporting facility1
Toxic chemical release facility (TRI)1
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.

Bell Lumber & Pole Co, Sidney
Toxic chemical release facility (TRI). Chemicals: Pentachlorophenol, Polycyclic aromatic compounds, Dioxin and dioxin-like compounds, Hexachlorobenzene. Reports carcinogens. 22 lbs released over 5 years.
TRI facility ID 6916WBLLLM9665R (U.S. EPA Toxics Release Inventory)
Severity 5.6
Bell Lumber & Pole Company, Sidney
TRI reporting facility.
EPA FRS registry ID 110056267864 (U.S. EPA ECHO) Agency record
Severity 4.3
Tigt Huntsman Station 01, Sidney
Major air pollution source.
EPA FRS registry ID 110001514825 (U.S. EPA ECHO) Agency record
Severity 3.8
Sidney Wastewater Treatment Facility, Sidney
NPDES wastewater discharge permit.
EPA FRS registry ID 110008951517 (U.S. EPA ECHO) Agency record
Severity 3.3
Bell Lumber & Pole Company, Sidney
Large hazardous waste generator.
EPA FRS registry ID 110056267864 (U.S. EPA ECHO) Agency record
Severity 3.3
Sidney (Ne), Sidney
Gas power plant.
Record ID 2302 (U.S. Energy Information Administration)
Severity 3
Former Creek Valley Middle School, Lodgepole
Brownfield property.
EPA FRS registry ID 110071974757 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Sidney Muni/Lloyd W Carr Fld, Sidney
Commercial airport. O.
Record ID SNY (FAA / U.S. DOT)
Severity 2
Wastewater Plant
Wastewater plant (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/1372239869 (OpenStreetMap contributors) Agency record
Severity 2
Sidney Power Plant, Sidney
Air permit holder (minor source).
EPA FRS registry ID 110001506745 (U.S. EPA ECHO) Agency record
Severity 1.5
Egging Company, Gurley
Small hazardous waste generator.
EPA FRS registry ID 110001514219 (U.S. EPA ECHO) Agency record
Severity 1.5
Sunset Land & Cattle, Llc, Potter
NPDES wastewater discharge permit.
EPA FRS registry ID 110006557813 (U.S. EPA ECHO) Agency record
Severity 1.5
Dinklage Feed Yard Inc, Sidney
NPDES wastewater discharge permit.
EPA FRS registry ID 110006563316 (U.S. EPA ECHO) Agency record
Severity 1.5
Sioux (Ex) Army Depot, Sidney
Small hazardous waste generator.
EPA FRS registry ID 110015705593 (U.S. EPA ECHO) Agency record
Severity 1.5
Cabela'S, Sidney
NPDES wastewater discharge permit.
EPA FRS registry ID 110018914451 (U.S. EPA ECHO) Agency record
Severity 1.5
St. George Ranch, Sidney
NPDES wastewater discharge permit.
EPA FRS registry ID 110064106186 (U.S. EPA ECHO) Agency record
Severity 1.5
Sidney Wwtf, Sidney
NPDES wastewater discharge permit.
EPA FRS registry ID 110070003809 (U.S. EPA ECHO) Agency record
Severity 1.5
U.S. Xpress, Inc., Sidney
Small hazardous waste generator.
EPA FRS registry ID 110071061823 (U.S. EPA ECHO) Agency record
Severity 1.5
Road 2, Sidney
Rail grade crossing.
Record ID 089020K (Federal Railroad Administration)
Severity 1.3
Rd 4, Sidney
Rail grade crossing.
Record ID 089021S (Federal Railroad Administration)
Severity 1.3
Rd 6, Sidney
Rail grade crossing.
Record ID 089022Y (Federal Railroad Administration)
Severity 1.3
Road 8, Sidney
Rail grade crossing.
Record ID 089023F (Federal Railroad Administration)
Severity 1.3
Rd 12, Sidney
Rail grade crossing.
Record ID 089025U (Federal Railroad Administration)
Severity 1.3
Rd 107, Sidney
Rail grade crossing.
Record ID 089026B (Federal Railroad Administration)
Severity 1.3
Private, Sidney
Rail grade crossing.
Record ID 089027H (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 Cheyenne County

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