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Dallas County, Missouri: environmental and disease records

Cancer mortality in Dallas County is 182.8 deaths per 100,000 people per year against a U.S. rate of 143.2, a statistically significant excess. The strongest disease signals are Lung & bronchus deaths at 1.7 times the U.S. rate. Federal databases place 76 regulated facilities, sites and hazards inside the county, led by NPDES wastewater discharge permit (41), Air permit holder (minor source) (10), Gas station (mapped facility) (10). 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: 37.6616, -93.012.

How this county ranks in Missouri

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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 Dallas County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
Lung & bronchus	Deaths	50.6	30.2	1.68xSignificant	39.2 to 64.8	2020-2024
All cancer	Deaths	182.8	143.2	1.28xSignificant	159.7 to 208.8	2020-2024
Non-Hodgkin lymphoma	New cases	22.3	18.5	1.21x	14.4 to 33.3	2019-2023
Lung & bronchus	New cases	58.8	51.8	1.14x	46.5 to 73.9	2019-2023
Bladder	New cases	20.9	18.7	1.12x	13.4 to 31.5	2019-2023
Melanoma of the skin	New cases	26.2	23.8	1.1x	16.4 to 39.7	2019-2023
All cancer	New cases	469	453.4	1.03x	428.8 to 512.2	2019-2023
Kidney & renal pelvis	New cases	14.9	17.9	0.83x	8.9 to 24.2	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 Dallas County
Measure	County	U.S. median	Difference	Unit
Premature death	11,842.7	9,842.6	+20%	years of life lost before age 75 per 100,000
Life expectancy	72.3	75.3	-4%	years
Child mortality	111.9	59.8	+87%	deaths under age 18 per 100,000
Infant mortality	13.2	6.2	+113%	deaths under age 1 per 1,000 live births
Injury deaths	101.4	96.9	+5%	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.

Formaldehyde19.29 per million
Carbon Tetrachloride2.88 per million
Acetaldehyde1.89 per million
Pahpom0.85 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

NPDES wastewater discharge permit41
Air permit holder (minor source)10
Gas station (mapped facility)10
Industrial wastewater discharge6
Brownfield property3
Auto repair or body shop (mapped facility)2
Small hazardous waste generator2
Public airport1
Wastewater plant (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.

Ridgeview Estates Wwtf, Fair Grove
NPDES wastewater discharge permit.
EPA FRS registry ID 110060355333 (U.S. EPA ECHO) Agency record
Severity 4.5
Buffalo Head Start, Buffalo
NPDES wastewater discharge permit.
EPA FRS registry ID 110039789538 (U.S. EPA ECHO) Agency record
Severity 4.3
Nemo Sand & Gravel Quarry, Buffalo
NPDES wastewater discharge permit.
EPA FRS registry ID 110013395030 (U.S. EPA ECHO) Agency record
Severity 4
Urbana Wwtf, Urbana
NPDES wastewater discharge permit.
EPA FRS registry ID 110064255238 (U.S. EPA ECHO) Agency record
Severity 4
Nemo Sand & Gravel Quarry, Buffalo
Air permit holder (minor source).
EPA FRS registry ID 110013395030 (U.S. EPA ECHO) Agency record
Severity 3.5
The Boucherie, Fair Grove
NPDES wastewater discharge permit.
EPA FRS registry ID 110071335845 (U.S. EPA ECHO) Agency record
Severity 3.5
4 E Sand And Gravel, Buffalo
NPDES wastewater discharge permit.
EPA FRS registry ID 110043476618 (U.S. EPA ECHO) Agency record
Severity 3.3
Shady Lane Mhp Wwtp, Buffalo
NPDES wastewater discharge permit.
EPA FRS registry ID 110064335296 (U.S. EPA ECHO) Agency record
Severity 3.3
A & R Oak Fencing, Long Lane
Brownfield property.
EPA FRS registry ID 110060422047 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Buffalo Senior Center, Buffalo
Brownfield property.
EPA FRS registry ID 110071979398 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Buffalo Gas Station, Buffalo
Brownfield property.
EPA FRS registry ID 110071981421 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Shrocks Country Butchering, Buffalo
NPDES wastewater discharge permit.
EPA FRS registry ID 110011105810 (U.S. EPA ECHO) Agency record
Severity 3
Urbana Wwtf, Urbana
Industrial wastewater discharge. Significant/Category I Noncompliance.
NPDES permit MO0095176: (U.S. EPA NPDES)
Severity 3
Buffalo Wwtf, Buffalo
Industrial wastewater discharge. No Violation Identified.
NPDES permit MO0094854: (U.S. EPA NPDES)
Severity 2.8
Show Me Custom Butchering, Tunas
NPDES wastewater discharge permit.
EPA FRS registry ID 110071068938 (U.S. EPA ECHO) Agency record
Severity 2.5
Larry'S Cedar Resort Wwtp, Lebanon
NPDES wastewater discharge permit.
EPA FRS registry ID 110006727097 (U.S. EPA ECHO) Agency record
Severity 2
Buffalo Muni, Buffalo
Public airport. O.
Record ID H17 (FAA / U.S. DOT)
Severity 2
Wastewater Plant
Wastewater plant (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/1225682829 (OpenStreetMap contributors) Agency record
Severity 2
Merritts Campground Wwtp, Buffalo
NPDES wastewater discharge permit.
EPA FRS registry ID 110024817019 (U.S. EPA ECHO) Agency record
Severity 1.8
Mfa Bulk Plant-Buffalo, Buffalo
NPDES wastewater discharge permit.
EPA FRS registry ID 110042714970 (U.S. EPA ECHO) Agency record
Severity 1.8
Conco Co Fair Grove Quarry, Fair Grove
NPDES wastewater discharge permit.
EPA FRS registry ID 110012686307 (U.S. EPA ECHO) Agency record
Severity 1.5
Dallas County Farmers Exchange, Urbana
NPDES wastewater discharge permit.
EPA FRS registry ID 110017975495 (U.S. EPA ECHO) Agency record
Severity 1.5
Conco Co Buffalo Hwy 38 Quarry, Buffalo
NPDES wastewater discharge permit.
EPA FRS registry ID 110028275186 (U.S. EPA ECHO) Agency record
Severity 1.5
Walmart #845, Buffalo
Small hazardous waste generator.
EPA FRS registry ID 110031330986 (U.S. EPA ECHO) Agency record
Severity 1.5
Dallas County Recycling Center, Buffalo
NPDES wastewater discharge permit.
EPA FRS registry ID 110060367730 (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 Dallas County

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