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Thomas County, Nebraska: environmental and disease records

Federal databases place 42 regulated facilities, sites and hazards inside the county, led by Rail grade crossing (30), Air permit holder (minor source) (9), EPA air quality monitor (1). 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: 41.9396, -100.5557.

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 Thomas County compared with the United States
CancerMeasureCounty rateU.S. rateTimes U.S.95% intervalYears
All cancerNew cases399.4453.40.88x236.1 to 648.22019-2023

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 Thomas County
MeasureCountyU.S. medianDifferenceUnit
Premature deathn/a9,842.6n/ayears of life lost before age 75 per 100,000
Life expectancyn/a75.3n/ayears
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.

  • Formaldehyde10.58 per million
  • Carbon Tetrachloride2.74 per million
  • Acetaldehyde0.66 per million
  • Benzene0.39 per million

EPA Air Quality Index 2025

Monitored on 92 days: 85 good, 0 unhealthy for sensitive groups or worse. Median AQI 22, peak 87.

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 crossing30
  • Air permit holder (minor source)9
  • EPA air quality monitor1
  • Commercial airport1
  • Gas station (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.

  1. Thomas County, Thedford

    Commercial airport. O.

    Record ID TIF (FAA / U.S. DOT)

    Severity 2

  2. Blank, Halsey

    Rail grade crossing.

    Record ID 064654K (Federal Railroad Administration)

    Severity 1.3

  3. S86b Spur, Halsey

    Rail grade crossing.

    Record ID 064655S (Federal Railroad Administration)

    Severity 1.3

  4. Private, Thedford

    Rail grade crossing.

    Record ID 064657F (Federal Railroad Administration)

    Severity 1.3

  5. Private, Thedford

    Rail grade crossing.

    Record ID 064658M (Federal Railroad Administration)

    Severity 1.3

  6. Private, Thedford

    Rail grade crossing.

    Record ID 064659U (Federal Railroad Administration)

    Severity 1.3

  7. Private, Thedford

    Rail grade crossing.

    Record ID 064660N (Federal Railroad Administration)

    Severity 1.3

  8. Private, Thedford

    Rail grade crossing.

    Record ID 064662C (Federal Railroad Administration)

    Severity 1.3

  9. Private, Thedford

    Rail grade crossing.

    Record ID 064663J (Federal Railroad Administration)

    Severity 1.3

  10. Gaston Road 259, Thedford

    Rail grade crossing.

    Record ID 064665X (Federal Railroad Administration)

    Severity 1.3

  11. Private, Thedford

    Rail grade crossing.

    Record ID 064667L (Federal Railroad Administration)

    Severity 1.3

  12. Airport Rd, Thedford

    Rail grade crossing.

    Record ID 064668T (Federal Railroad Administration)

    Severity 1.3

  13. Gravel Pit, Thedford

    Rail grade crossing.

    Record ID 064669A (Federal Railroad Administration)

    Severity 1.3

  14. County Road, Thedford

    Rail grade crossing.

    Record ID 064670U (Federal Railroad Administration)

    Severity 1.3

  15. Maple St, Thedford

    Rail grade crossing.

    Record ID 064673P (Federal Railroad Administration)

    Severity 1.3

  16. Private, Thedford

    Rail grade crossing.

    Record ID 064674W (Federal Railroad Administration)

    Severity 1.3

  17. Private, Thedford

    Rail grade crossing.

    Record ID 064675D (Federal Railroad Administration)

    Severity 1.3

  18. County Road, Thedford

    Rail grade crossing.

    Record ID 064677S (Federal Railroad Administration)

    Severity 1.3

  19. Private, Thedford

    Rail grade crossing.

    Record ID 064678Y (Federal Railroad Administration)

    Severity 1.3

  20. Private, Thedford

    Rail grade crossing.

    Record ID 064679F (Federal Railroad Administration)

    Severity 1.3

  21. N S Sec, Thedford

    Rail grade crossing.

    Record ID 064681G (Federal Railroad Administration)

    Severity 1.3

  22. Yucca Rd, Thedford

    Rail grade crossing.

    Record ID 064683V (Federal Railroad Administration)

    Severity 1.3

  23. Arrowhead Rd, Thedford

    Rail grade crossing.

    Record ID 064684C (Federal Railroad Administration)

    Severity 1.3

  24. Private, Seneca

    Rail grade crossing.

    Record ID 064687X (Federal Railroad Administration)

    Severity 1.3

  25. Private, Seneca

    Rail grade crossing.

    Record ID 064689L (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 Thomas 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 Thomas 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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