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Seminole County, Florida: environmental and disease records

Cancer mortality in Seminole County is 138.4 deaths per 100,000 people per year against a U.S. rate of 143.2. The strongest disease signals are Bladder deaths at 1.3 times the U.S. rate. Federal databases place 1,056 regulated facilities, sites and hazards inside the county, led by NPDES wastewater discharge permit (435), Industrial wastewater discharge (151), Gas station (mapped facility) (97). EPA AirToxScreen estimates a lifetime cancer risk from outdoor air toxics of 30 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: 28.7448, -81.2394.

How this county ranks in Florida

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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 Seminole County compared with the United States
CancerMeasureCounty rateU.S. rateTimes U.S.95% intervalYears
BladderDeaths5.44.11.32xSignificant4.6 to 6.32020-2024
LeukemiaNew cases17.514.51.21xSignificant15.9 to 19.12019-2023
Childhood cancer (under 15)New cases19.516.41.19x15.4 to 24.42019-2023
Brain & nervous systemDeaths5.24.41.18x4.4 to 6.12020-2024
Melanoma of the skinNew cases27.423.81.15xSignificant25.5 to 29.42019-2023
Brain & nervous systemNew cases7.16.21.15x6.1 to 8.22019-2023
Non-Hodgkin lymphomaNew cases20.618.51.11xSignificant18.9 to 22.32019-2023
Melanoma of the skinDeaths2.221.1x1.7 to 2.92020-2024
ThyroidNew cases13.9131.07x12.5 to 15.52019-2023
All cancerNew cases481.9453.41.06xSignificant473.9 to 490.12019-2023
Kidney & renal pelvisNew cases18.517.91.03x16.9 to 20.12019-2023
PancreasNew cases14.313.91.03x13 to 15.82019-2023
EsophagusDeaths3.83.71.03x3.2 to 4.62020-2024
EsophagusNew cases4.74.61.02x3.9 to 5.52019-2023
LeukemiaDeaths5.85.71.02x4.9 to 6.82020-2024
Kidney & renal pelvisDeaths3.43.41x2.7 to 4.12020-2024
Liver & bile ductDeaths6.66.61x5.7 to 7.62020-2024
PancreasDeaths11.311.31x10.2 to 12.62020-2024
BladderNew cases18.318.70.98x16.8 to 19.92019-2023
All cancerDeaths138.4143.20.97x134.2 to 142.72020-2024
Lung & bronchusNew cases49.151.80.95x46.6 to 51.72019-2023
Liver & bile ductNew cases7.88.70.9x6.9 to 8.92019-2023
Non-Hodgkin lymphomaDeaths4.34.80.9x3.6 to 5.22020-2024
Lung & bronchusDeaths26.630.20.88x24.8 to 28.52020-2024
StomachNew cases5.26.60.79x4.4 to 6.12019-2023
StomachDeaths1.72.70.63x1.3 to 2.32020-2024

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 Seminole County
MeasureCountyU.S. medianDifferenceUnit
Premature death7,0029,842.6-29%years of life lost before age 75 per 100,000
Life expectancy79.175.3+5%years
Child mortality47.359.8-21%deaths under age 18 per 100,000
Infant mortality5.56.2-12%deaths under age 1 per 1,000 live births
Injury deaths81.396.9-16%deaths per 100,000
Drug overdose deaths30.328.6+6%deaths per 100,000

Air toxics and air quality

EPA AirToxScreen 2020

Lifetime cancer risk from outdoor air toxics: 30 in a million. EPA treats 100 in a million as the upper end of acceptable risk and 1 in a million as the goal.

  • Formaldehyde21.65 per million
  • Carbon Tetrachloride2.88 per million
  • Acetaldehyde1.75 per million
  • Benzene0.98 per million

EPA Air Quality Index 2025

Monitored on 363 days: 307 good, 0 unhealthy for sensitive groups or worse. Median AQI 39, peak 97.

Regulated facilities, sites and hazards by type

1,056 active records inside the county from EPA ECHO, TRI, Superfund, Brownfields, NPDES, EIA, FAA, FRA and corrections data.

  • NPDES wastewater discharge permit435
  • Industrial wastewater discharge151
  • Gas station (mapped facility)97
  • Small hazardous waste generator87
  • Rail grade crossing72
  • Air permit holder (minor source)55
  • Brownfield property45
  • Auto repair or body shop (mapped facility)29
  • Wastewater plant (mapped facility)24
  • Toxic chemical release facility (TRI)9
  • TRI reporting facility8
  • Large hazardous waste generator7
  • Airfield6
  • Heliport6
  • Dry cleaner (mapped facility)5
  • Public airport3
  • Hazardous waste transporter3
  • Major air pollution source2
  • Landfill (mapped facility)2
  • Solar power plant2
  • Scrapyard (mapped facility)2
  • Superfund (NPL) site2
  • EPA air quality monitor1
  • Commercial airport1
  • Large greenhouse gas emitter1
  • Biomass power plant1

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. Sanford Dry Cleaners, Sanford

    Superfund (NPL) site. Hazard Ranking System score 50. NPL Site.

    EPA site ID FLD032728032 (U.S. EPA Superfund (SEMS/NPL)) Agency record

    Severity 10

  2. General Dynamics Longwood, Longwood

    Superfund (NPL) site. Hazard Ranking System score 50. NPL Site.

    EPA site ID FLR000091322 (U.S. EPA Superfund (SEMS/NPL)) Agency record

    Severity 10

  3. Inliner Solutions Llc, Sanford

    Toxic chemical release facility (TRI). Chemicals: Styrene. Reports carcinogens. 7,028 lbs released over 5 years.

    TRI facility ID 32771LCLRM2531J (U.S. EPA Toxics Release Inventory)

    Severity 7.5

  4. Core Pipe Products Inc., Sanford

    Toxic chemical release facility (TRI). Chemicals: Hydrogen fluoride, Nitric acid, Nickel, Chromium and 2 more. Reports carcinogens. 4,339 lbs released over 5 years.

    TRI facility ID 32771CRPPP31BRW (U.S. EPA Toxics Release Inventory)

    Severity 7.3

  5. Sanford, City Of - North Wwtf, Sanford

    NPDES wastewater discharge permit. Penalties $844,872.

    EPA FRS registry ID 110027948755 (U.S. EPA ECHO) Agency record

    Severity 7

  6. Safety-Kleen Systems Inc - Sanford Facility, Sanford

    TRI reporting facility. Penalties $3,090.

    EPA FRS registry ID 110000845337 (U.S. EPA ECHO) Agency record

    Severity 7

  7. Decimal Llc, Sanford

    Toxic chemical release facility (TRI). Chemicals: Lead, Copper. Reports carcinogens. 733 lbs released over 5 years.

    TRI facility ID 32771DCMLN121CE (U.S. EPA Toxics Release Inventory)

    Severity 6.7

  8. Core Pipe Products Inc, Sanford

    TRI reporting facility.

    EPA FRS registry ID 110005591797 (U.S. EPA ECHO) Agency record

    Severity 6.4

  9. Orlando/Iron Bridge Regional Wrf, Oviedo

    NPDES wastewater discharge permit.

    EPA FRS registry ID 110000508914 (U.S. EPA ECHO) Agency record

    Severity 6

  10. Safety-Kleen Systems Inc - Sanford Facility, Sanford

    Large hazardous waste generator. Penalties $3,090.

    EPA FRS registry ID 110000845337 (U.S. EPA ECHO) Agency record

    Severity 5.8

  11. Safety-Kleen Systems Inc - Sanford Facility, Sanford

    NPDES wastewater discharge permit. Penalties $3,090.

    EPA FRS registry ID 110000845337 (U.S. EPA ECHO) Agency record

    Severity 5.8

  12. Osceola Landfill, Geneva

    Major air pollution source. Penalties $250.

    EPA FRS registry ID 110001749341 (U.S. EPA ECHO) Agency record

    Severity 5.8

  13. Earnest Products, Sanford

    Toxic chemical release facility (TRI). Chemicals: Chromium, Nickel, Copper. Reports carcinogens. 20 lbs released over 5 years.

    TRI facility ID 3277WRNSTP2ELAK (U.S. EPA Toxics Release Inventory)

    Severity 5.5

  14. Layne Inliner Llc, Sanford

    TRI reporting facility.

    EPA FRS registry ID 110005637329 (U.S. EPA ECHO) Agency record

    Severity 5.4

  15. Safety-Kleen Systems Sanford (San), Sanford

    Toxic chemical release facility (TRI). Chemicals: Ethylene glycol, Benzo[g,h,i]perylene, Lead, Polycyclic aromatic compounds. Reports carcinogens. 11 lbs released over 5 years.

    TRI facility ID 32771SFTYK6CENT (U.S. EPA Toxics Release Inventory)

    Severity 5.3

  16. Osceola Landfill, Geneva

    NPDES wastewater discharge permit. Penalties $250.

    EPA FRS registry ID 110001749341 (U.S. EPA ECHO) Agency record

    Severity 5.3

  17. Signature Nail Systems, Oviedo

    Large hazardous waste generator.

    EPA FRS registry ID 110071531550 (U.S. EPA ECHO) Agency record

    Severity 5.3

  18. Decimal Inc, Sanford

    TRI reporting facility. Penalties $13,278.

    EPA FRS registry ID 110031002475 (U.S. EPA ECHO) Agency record

    Severity 5

  19. Orlando Sanford Intl, Orlando

    Commercial airport. O.

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

    Severity 5

  20. Maschmeyer-Casselberry Rm, Longwood

    Toxic chemical release facility (TRI). Chemicals: Lead. Reports carcinogens. 1 lbs released over 5 years.

    TRI facility ID 3270WMSCHM161CR (U.S. EPA Toxics Release Inventory)

    Severity 4.8

  21. Osceola Landfill, Geneva

    Large greenhouse gas emitter. Penalties $250.

    EPA FRS registry ID 110001749341 (U.S. EPA ECHO) Agency record

    Severity 4.8

  22. Argos Sanford Concrete Plant, Sanford

    Toxic chemical release facility (TRI). Chemicals: Lead. Reports carcinogens. 1 lbs released over 5 years.

    TRI facility ID 3277WRGSSN415MA (U.S. EPA Toxics Release Inventory)

    Severity 4.7

  23. Titan Florida-Longwood Rmc Plant, Longwood

    Toxic chemical release facility (TRI). Chemicals: Lead. Reports carcinogens. 1 lbs released over 5 years.

    TRI facility ID 3275WTRMCM145RN (U.S. EPA Toxics Release Inventory)

    Severity 4.7

  24. Orlando/Iron Bridge Regional Wrf, Oviedo

    Small hazardous waste generator.

    EPA FRS registry ID 110000508914 (U.S. EPA ECHO) Agency record

    Severity 4.5

  25. Eastcape Boats, Longwood

    Small hazardous waste generator.

    EPA FRS registry ID 110071248516 (U.S. EPA ECHO) Agency record

    Severity 4.5

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 Seminole County

  • Florida 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 Seminole County, and their findings.

  • Florida vital statistics office

    Death certificate counts by cause of death and residence tract or ZIP code, and the years behind the mortality measures above.

  • Florida health department, environmental epidemiology

    Health consultations or assessments by ATSDR or the state health department covering the county, and any exposure investigations.

  • Florida 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.

  • Florida 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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