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McMullen County, Texas: environmental and disease records

Federal databases place 32 regulated facilities, sites and hazards inside the county, led by NPDES wastewater discharge permit (10), Major air pollution source (9), Air permit holder (minor source) (5). 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: 28.3392, -98.5677.

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 McMullen County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
All cancer	New cases	630.5	453.4	1.39x	419.1 to 929.3	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 McMullen County
Measure	County	U.S. median	Difference	Unit
Premature death	n/a	9,842.6	n/a	years of life lost before age 75 per 100,000
Life expectancy	n/a	75.3	n/a	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	n/a	96.9	n/a	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: 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.

Formaldehyde19 per million
Carbon Tetrachloride2.86 per million
Acetaldehyde1.09 per million
Benzene0.94 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

NPDES wastewater discharge permit10
Major air pollution source9
Air permit holder (minor source)5
Gas station (mapped facility)4
Public airport3
Small hazardous waste generator1

Highest-severity records

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

Tilden Wastewater Treatment Facility, Tilden
NPDES wastewater discharge permit. Penalties $12,937.
EPA FRS registry ID 110041911429 (U.S. EPA ECHO) Agency record
Severity 5.5
Hoskins Efs 5h Production Facility, Tilden
Major air pollution source. Penalties $9,000.
EPA FRS registry ID 110067569857 (U.S. EPA ECHO) Agency record
Severity 4.5
Tilden Gas Plant, Tilden
Major air pollution source.
EPA FRS registry ID 110040912965 (U.S. EPA ECHO) Agency record
Severity 3.5
Hill Central Tank Battery, Tilden
Major air pollution source.
EPA FRS registry ID 110061084801 (U.S. EPA ECHO) Agency record
Severity 3.5
Swenson Central Tank Battery, Tilden
Major air pollution source.
EPA FRS registry ID 110061084810 (U.S. EPA ECHO) Agency record
Severity 3.5
Mahoney Central Facility, Tilden
Major air pollution source.
EPA FRS registry ID 110064844655 (U.S. EPA ECHO) Agency record
Severity 3.5
Tilden Compressor Station, Tilden
Major air pollution source.
EPA FRS registry ID 110064847055 (U.S. EPA ECHO) Agency record
Severity 3.5
Pcq Tank Battery, Tilden
Major air pollution source.
EPA FRS registry ID 110067569820 (U.S. EPA ECHO) Agency record
Severity 3.5
Transtex Unit 34 Amine Facility, Tilden
Major air pollution source.
EPA FRS registry ID 110070102331 (U.S. EPA ECHO) Agency record
Severity 3.5
Sts 692 Facility, Fowlerton
Major air pollution source.
EPA FRS registry ID 110070180264 (U.S. EPA ECHO) Agency record
Severity 3.5
J.B. Henry Tank Battery, Victoria
NPDES wastewater discharge permit.
EPA FRS registry ID 110070372343 (U.S. EPA ECHO) Agency record
Severity 3.3
Tilden Wwtf, Tilden
NPDES wastewater discharge permit.
EPA FRS registry ID 110064632517 (U.S. EPA ECHO) Agency record
Severity 2.3
Mcmullen County Wcid 1 Wwtp, Tilden
NPDES wastewater discharge permit.
EPA FRS registry ID 110009773931 (U.S. EPA ECHO) Agency record
Severity 1.5
Saylee Salt Water Disposal, Tilden
Small hazardous waste generator.
EPA FRS registry ID 110060241634 (U.S. EPA ECHO) Agency record
Severity 1.5
Tilden Gas Plant, Tilden
NPDES wastewater discharge permit.
EPA FRS registry ID 110064646655 (U.S. EPA ECHO) Agency record
Severity 1.5
Su-Tian Ranch, Jourdanton
NPDES wastewater discharge permit.
EPA FRS registry ID 110070363014 (U.S. EPA ECHO) Agency record
Severity 1.5
San Miguel Road Pit, Tilden
NPDES wastewater discharge permit.
EPA FRS registry ID 110070377524 (U.S. EPA ECHO) Agency record
Severity 1.5
Dilworth Discharge Pit, Beeville
NPDES wastewater discharge permit.
EPA FRS registry ID 110070380664 (U.S. EPA ECHO) Agency record
Severity 1.5
Txdot Sat Csj 0517-03-035, Tilden
NPDES wastewater discharge permit.
EPA FRS registry ID 110070392274 (U.S. EPA ECHO) Agency record
Severity 1.5
Jbsa-Lackland Afb Atc 6, San Antonio
NPDES wastewater discharge permit.
EPA FRS registry ID 110070696864 (U.S. EPA ECHO) Agency record
Severity 1.5
Koch Pipeline Co., North Tilden Station, Tilden
Air permit holder (minor source).
EPA FRS registry ID 110007183332 (U.S. EPA ECHO) Agency record
Severity 1
Bnp Petroleum Corporation, Tilden
Air permit holder (minor source).
EPA FRS registry ID 110007197522 (U.S. EPA ECHO) Agency record
Severity 1
Petro-Hunt, L.L.C., Tilden
Air permit holder (minor source).
EPA FRS registry ID 110007204872 (U.S. EPA ECHO) Agency record
Severity 1
Tilden Compressor Station, Tilden
Air permit holder (minor source).
EPA FRS registry ID 110007205078 (U.S. EPA ECHO) Agency record
Severity 1
Mcmullen Gas Plant, Tilden
Air permit holder (minor source).
EPA FRS registry ID 110033181107 (U.S. EPA ECHO) Agency record
Severity 1

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 McMullen 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 McMullen 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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