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Duval County, Texas: environmental and disease records

Cancer mortality in Duval County is 180.3 deaths per 100,000 people per year against a U.S. rate of 143.2, a statistically significant excess. Federal databases place 101 regulated facilities, sites and hazards inside the county, led by Rail grade crossing (49), NPDES wastewater discharge permit (19), Public airport (9). 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: 27.6802, -98.5174.

How this county ranks in Texas

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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 Duval County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
Kidney & renal pelvis	New cases	41.2	17.9	2.3xSignificant	25.6 to 62.8	2019-2023
All cancer	Deaths	180.3	143.2	1.26xSignificant	147.2 to 218.9	2020-2024
All cancer	New cases	424.5	453.4	0.94x	372.1 to 482.3	2019-2023
Lung & bronchus	New cases	40.1	51.8	0.77x	26.1 to 59.7	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 Duval County
Measure	County	U.S. median	Difference	Unit
Premature death	15,818.1	9,842.6	+61%	years of life lost before age 75 per 100,000
Life expectancy	70.3	75.3	-7%	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	88.6	96.9	-9%	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.

Formaldehyde16.54 per million
Carbon Tetrachloride2.85 per million
Acetaldehyde0.95 per million
Benzene0.45 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

Rail grade crossing49
NPDES wastewater discharge permit19
Public airport9
Major air pollution source7
Air permit holder (minor source)6
Gas station (mapped facility)3
Hazardous waste transporter3
Small hazardous waste generator2
Brownfield property1
Heliport1
Wind 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.

Enterprise Shilling Gas Processing Plant, Freer
Major air pollution source.
EPA FRS registry ID 110006131275 (U.S. EPA ECHO) Agency record
Severity 3.5
Hagist Ranch Compressor Station, Freer
Major air pollution source.
EPA FRS registry ID 110007206512 (U.S. EPA ECHO) Agency record
Severity 3.5
Freer Compressor Station, Freer
Major air pollution source.
EPA FRS registry ID 110033179147 (U.S. EPA ECHO) Agency record
Severity 3.5
Freer Compressor Station 551, Freer
Major air pollution source.
EPA FRS registry ID 110035783177 (U.S. EPA ECHO) Agency record
Severity 3.5
624 Station, Freer
Major air pollution source.
EPA FRS registry ID 110043432755 (U.S. EPA ECHO) Agency record
Severity 3.5
Freer 44 Compressor Station, Freer
Major air pollution source.
EPA FRS registry ID 110044799153 (U.S. EPA ECHO) Agency record
Severity 3.5
Freer Liquids Station, Freer
Major air pollution source.
EPA FRS registry ID 110064846966 (U.S. EPA ECHO) Agency record
Severity 3.5
Abandoned Retail Building, Benavides
Brownfield property.
EPA FRS registry ID 110015332870 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Realitos Wwtp, Realitos
NPDES wastewater discharge permit.
EPA FRS registry ID 110020148302 (U.S. EPA ECHO) Agency record
Severity 3
Duval-Freer, Freer
Public airport. O.
Record ID T19 (FAA / U.S. DOT)
Severity 2
Benavides Station, Benavides
Small hazardous waste generator.
EPA FRS registry ID 110007202927 (U.S. EPA ECHO) Agency record
Severity 1.5
Baker Petrolite Freer, Freer
NPDES wastewater discharge permit.
EPA FRS registry ID 110033324347 (U.S. EPA ECHO) Agency record
Severity 1.5
Gulfmark Energy, Freer
NPDES wastewater discharge permit.
EPA FRS registry ID 110033941368 (U.S. EPA ECHO) Agency record
Severity 1.5
Hoffman Pit, San Diego
NPDES wastewater discharge permit.
EPA FRS registry ID 110033952881 (U.S. EPA ECHO) Agency record
Severity 1.5
Stripes 7457, Freer
NPDES wastewater discharge permit.
EPA FRS registry ID 110038111307 (U.S. EPA ECHO) Agency record
Severity 1.5
Benavides Wwtp, Benavides
NPDES wastewater discharge permit.
EPA FRS registry ID 110039882320 (U.S. EPA ECHO) Agency record
Severity 1.5
Wright Materials Realitos Plant No 2, Realitos
NPDES wastewater discharge permit.
EPA FRS registry ID 110061516097 (U.S. EPA ECHO) Agency record
Severity 1.5
Freer-Weil D Saltwater Disposal Facility, Freer
NPDES wastewater discharge permit.
EPA FRS registry ID 110070367604 (U.S. EPA ECHO) Agency record
Severity 1.5
2017 2018 Sewer Improvements At Wwtp Txcdbg No 7216171, Freer
NPDES wastewater discharge permit.
EPA FRS registry ID 110070374185 (U.S. EPA ECHO) Agency record
Severity 1.5
Plant 17, Hebbronville
NPDES wastewater discharge permit.
EPA FRS registry ID 110070375221 (U.S. EPA ECHO) Agency record
Severity 1.5
Aegis Chemical Solutions Freer, Freer
Small hazardous waste generator.
EPA FRS registry ID 110070435212 (U.S. EPA ECHO) Agency record
Severity 1.5
Chiltipin-San Fernando Creek Watershed Site 2 Repair, Freer
NPDES wastewater discharge permit.
EPA FRS registry ID 110071254257 (U.S. EPA ECHO) Agency record
Severity 1.5
Live Oak Ready Mix Concrete Batch Plant 2, Gregory
NPDES wastewater discharge permit.
EPA FRS registry ID 110071344796 (U.S. EPA ECHO) Agency record
Severity 1.5
Sweden Ranch, Benavides
NPDES wastewater discharge permit.
EPA FRS registry ID 110071662575 (U.S. EPA ECHO) Agency record
Severity 1.5
Caliche Pit Integrity Contracting, Benavides
NPDES wastewater discharge permit.
EPA FRS registry ID 110071825459 (U.S. EPA ECHO) Agency record
Severity 1.5

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 Duval County

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