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Sherman County, Nebraska: environmental and disease records

Cancer mortality in Sherman County is 110.1 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 42 regulated facilities, sites and hazards inside the county, led by Rail grade crossing (24), Air permit holder (minor source) (8), NPDES wastewater discharge permit (8). 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: 41.2351, -98.976.

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 Sherman County compared with the United States
CancerMeasureCounty rateU.S. rateTimes U.S.95% intervalYears
All cancerNew cases369.7453.40.82x288.4 to 469.32019-2023
All cancerDeaths110.1143.20.77x74.4 to 162.52020-2024

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 Sherman County
MeasureCountyU.S. medianDifferenceUnit
Premature death5,617.89,842.6-43%years of life lost before age 75 per 100,000
Life expectancy79.475.3+6%years
Child mortalityn/a59.8n/adeaths under age 18 per 100,000
Infant mortalityn/a6.2n/adeaths under age 1 per 1,000 live births
Injury deathsn/a96.9n/adeaths per 100,000
Drug overdose deathsn/a28.6n/adeaths 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.

  • Formaldehyde12.82 per million
  • Carbon Tetrachloride2.82 per million
  • Acetaldehyde0.96 per million
  • Benzene0.47 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

  • Rail grade crossing24
  • Air permit holder (minor source)8
  • NPDES wastewater discharge permit8
  • Public airport1
  • Brownfield property1

Highest-severity records

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

  1. Kfsh, Llc Development Site, Loup City

    Brownfield property.

    EPA FRS registry ID 110043242130 (U.S. EPA Brownfields (ACRES)) Agency record

    Severity 3

  2. Loup City Wastewater Treatment, Loup City

    NPDES wastewater discharge permit.

    EPA FRS registry ID 110009841092 (U.S. EPA ECHO) Agency record

    Severity 2

  3. Loup City Muni, Loup City

    Public airport. O.

    Record ID 0F4 (FAA / U.S. DOT)

    Severity 2

  4. Ashton Wastewater Treatment Facility, Ashton

    NPDES wastewater discharge permit.

    EPA FRS registry ID 110012167957 (U.S. EPA ECHO) Agency record

    Severity 1.5

  5. K & N Mac Farms, Rockville

    NPDES wastewater discharge permit.

    EPA FRS registry ID 110037098137 (U.S. EPA ECHO) Agency record

    Severity 1.5

  6. K & N Mac Farms East, Rockville

    NPDES wastewater discharge permit.

    EPA FRS registry ID 110045727148 (U.S. EPA ECHO) Agency record

    Severity 1.5

  7. Dmx Feeders, Llc, Loup City

    NPDES wastewater discharge permit.

    EPA FRS registry ID 110045776246 (U.S. EPA ECHO) Agency record

    Severity 1.5

  8. Setlik Feedyard Llc, Loup City

    NPDES wastewater discharge permit.

    EPA FRS registry ID 110045793254 (U.S. EPA ECHO) Agency record

    Severity 1.5

  9. Baker Ag, Llc, Ashton

    NPDES wastewater discharge permit.

    EPA FRS registry ID 110070831735 (U.S. EPA ECHO) Agency record

    Severity 1.5

  10. Baker Ag, Llc, Ashton

    NPDES wastewater discharge permit.

    EPA FRS registry ID 110071877571 (U.S. EPA ECHO) Agency record

    Severity 1.5

  11. Private, Hazard

    Rail grade crossing.

    Record ID 064495F (Federal Railroad Administration)

    Severity 1.3

  12. Private, Hazard

    Rail grade crossing.

    Record ID 064496M (Federal Railroad Administration)

    Severity 1.3

  13. Private, Hazard

    Rail grade crossing.

    Record ID 064497U (Federal Railroad Administration)

    Severity 1.3

  14. Private, Hazard

    Rail grade crossing.

    Record ID 064498B (Federal Railroad Administration)

    Severity 1.3

  15. E-W Sec, Hazard

    Rail grade crossing.

    Record ID 064499H (Federal Railroad Administration)

    Severity 1.3

  16. 470th Ave, Hazard

    Rail grade crossing.

    Record ID 064500A (Federal Railroad Administration)

    Severity 1.3

  17. 469th Ave, Hazard

    Rail grade crossing.

    Record ID 064501G (Federal Railroad Administration)

    Severity 1.3

  18. Douglass St, Hazard

    Rail grade crossing.

    Record ID 064502N (Federal Railroad Administration)

    Severity 1.3

  19. State Highway 10, Hazard

    Rail grade crossing.

    Record ID 064503V (Federal Railroad Administration)

    Severity 1.3

  20. E-W Sec, Hazard

    Rail grade crossing.

    Record ID 064504C (Federal Railroad Administration)

    Severity 1.3

  21. Private, Hazard

    Rail grade crossing.

    Record ID 064505J (Federal Railroad Administration)

    Severity 1.3

  22. E-W Sec, Hazard

    Rail grade crossing.

    Record ID 064507X (Federal Railroad Administration)

    Severity 1.3

  23. Private, Hazard

    Rail grade crossing.

    Record ID 064508E (Federal Railroad Administration)

    Severity 1.3

  24. Private, Litchfield

    Rail grade crossing.

    Record ID 064509L (Federal Railroad Administration)

    Severity 1.3

  25. N-Ssec, Litchfield

    Rail grade crossing.

    Record ID 064510F (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 Sherman 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 Sherman 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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