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Marshall County, Mississippi: environmental and disease records

Cancer mortality in Marshall County is 211.6 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 2.2 times the U.S. rate. Federal databases place 241 regulated facilities, sites and hazards inside the county, led by NPDES wastewater discharge permit (103), Rail grade crossing (57), Brownfield property (26). 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: 34.7492, -89.5112.

How this county ranks in Mississippi

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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 Marshall County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
Lung & bronchus	Deaths	65.1	30.2	2.16xSignificant	54.9 to 76.9	2020-2024
Lung & bronchus	New cases	83.2	51.8	1.61xSignificant	71.7 to 96.2	2019-2023
All cancer	Deaths	211.6	143.2	1.48xSignificant	192.7 to 232.1	2020-2024
Liver & bile duct	New cases	11.8	8.7	1.36x	7.7 to 17.5	2019-2023
Kidney & renal pelvis	New cases	21.5	17.9	1.2x	15.7 to 28.9	2019-2023
Stomach	New cases	7.9	6.6	1.2x	4.7 to 12.9	2019-2023
Pancreas	Deaths	11.5	11.3	1.02x	7.6 to 17.1	2020-2024
All cancer	New cases	456.1	453.4	1.01x	428.1 to 485.7	2019-2023
Liver & bile duct	Deaths	6.5	6.6	0.98x	3.6 to 11	2020-2024
Leukemia	New cases	12.6	14.5	0.87x	8 to 19	2019-2023
Pancreas	New cases	11.4	13.9	0.82x	7.4 to 17.1	2019-2023
Bladder	New cases	13.1	18.7	0.7x	9 to 18.9	2019-2023
Non-Hodgkin lymphoma	New cases	8.6	18.5	0.46x	5.3 to 13.6	2019-2023
Melanoma of the skin	New cases	8.2	23.8	0.34x	4.7 to 13.4	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 Marshall County
Measure	County	U.S. median	Difference	Unit
Premature death	16,966.8	9,842.6	+72%	years of life lost before age 75 per 100,000
Life expectancy	69.7	75.3	-7%	years
Child mortality	102.2	59.8	+71%	deaths under age 18 per 100,000
Infant mortality	9.6	6.2	+54%	deaths under age 1 per 1,000 live births
Injury deaths	129.4	96.9	+33%	deaths per 100,000
Drug overdose deaths	19.4	28.6	-32%	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.

Formaldehyde24.59 per million
Carbon Tetrachloride2.92 per million
Acetaldehyde2.42 per million
Benzene0.75 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

NPDES wastewater discharge permit103
Rail grade crossing57
Brownfield property26
Gas station (mapped facility)14
Air permit holder (minor source)11
Toxic chemical release facility (TRI)6
Public airport5
Small hazardous waste generator5
TRI reporting facility5
Major air pollution source2
Large greenhouse gas emitter2
Large hazardous waste generator2
Auto repair or body shop (mapped facility)1
Hazardous waste transporter1
Landfill (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.

Roxul Usa Inc, Byhalia
Toxic chemical release facility (TRI). Chemicals: Ammonia, Formaldehyde, Chromium compounds (except for chromite ore mined in the Transvaal Region), Lead compounds. Reports carcinogens. 796,946 lbs released over 5 years.
TRI facility ID 3861WRXLSN4572C (U.S. EPA Toxics Release Inventory)
Severity 9
Ac Polymers Inc, Byhalia
Toxic chemical release facility (TRI). Chemicals: Styrene. Reports carcinogens. 27,055 lbs released over 5 years.
TRI facility ID 3861WCPLYM13LWR (U.S. EPA Toxics Release Inventory)
Severity 7.9
Ac Polymers Inc, Byhalia
TRI reporting facility.
EPA FRS registry ID 110064645291 (U.S. EPA ECHO) Agency record
Severity 7.8
Roxul Usa, Inc., Byhalia
TRI reporting facility.
EPA FRS registry ID 110070148653 (U.S. EPA ECHO) Agency record
Severity 6.5
Cite Armored Holly Springs, Holly Springs
Toxic chemical release facility (TRI). Chemicals: Nickel, Cobalt, Chromium, Manganese and 1 more. Reports carcinogens. 25 lbs released over 5 years.
TRI facility ID 3863WCTRMR54SIN (U.S. EPA Toxics Release Inventory)
Severity 5.6
Mmc Materials Inc - Byhalia Plnt, Byhalia
Toxic chemical release facility (TRI). Chemicals: Lead. Reports carcinogens. 1 lbs released over 5 years.
TRI facility ID 3861WMMCMT36EST (U.S. EPA Toxics Release Inventory)
Severity 4.7
Cite Armored Holly Springs, Holly Springs
TRI reporting facility.
EPA FRS registry ID 110071956476 (U.S. EPA ECHO) Agency record
Severity 4.7
Kp Building Products, Holly Springs
Toxic chemical release facility (TRI). Chemicals: Chromium compounds (except for chromite ore mined in the Transvaal Region). 27 lbs released over 5 years.
TRI facility ID 38635BTCLS820HW (U.S. EPA Toxics Release Inventory)
Severity 4.1
Mmc Materials Inc, Byhalia Plnt, Byhalia
TRI reporting facility.
EPA FRS registry ID 110030451614 (U.S. EPA ECHO) Agency record
Severity 4
Cargill Animal Nutrition, New Feed Mill, Byhalia
TRI reporting facility.
EPA FRS registry ID 110038238760 (U.S. EPA ECHO) Agency record
Severity 4
Roxul Usa, Inc., Byhalia
Major air pollution source.
EPA FRS registry ID 110070148653 (U.S. EPA ECHO) Agency record
Severity 3.8
Ac Polymers Inc, Byhalia
NPDES wastewater discharge permit.
EPA FRS registry ID 110064645291 (U.S. EPA ECHO) Agency record
Severity 3.5
Quad County Environmental Solutions Llc, Byhalia
Major air pollution source.
EPA FRS registry ID 110070079476 (U.S. EPA ECHO) Agency record
Severity 3.5
Cobb Environmental And Technical Services Inc, Cousin'S Total Savings, Holly Springs
NPDES wastewater discharge permit.
EPA FRS registry ID 110071540412 (U.S. EPA ECHO) Agency record
Severity 3.5
Roxul Usa, Inc., Byhalia
Large hazardous waste generator.
EPA FRS registry ID 110070148653 (U.S. EPA ECHO) Agency record
Severity 3.3
Roxul Usa, Inc., Byhalia
NPDES wastewater discharge permit.
EPA FRS registry ID 110070148653 (U.S. EPA ECHO) Agency record
Severity 3.3
Express Stop No. 14, Holly Springs
Brownfield property.
EPA FRS registry ID 110044439845 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Sunbeam Property, Holly Springs
Brownfield property.
EPA FRS registry ID 110071970604 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Mississippi Industrial College, Holly Springs
Brownfield property.
EPA FRS registry ID 110071970802 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Cotton Warehouse/Piano Warehouse, Holly Springs
Brownfield property.
EPA FRS registry ID 110071970803 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Former Water Works/Police Station, Holly Springs
Brownfield property.
EPA FRS registry ID 110071971141 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Fitch Gas Station North, Holly Springs
Brownfield property.
EPA FRS registry ID 110071971191 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Old Compress, Holly Springs
Brownfield property.
EPA FRS registry ID 110071971192 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Old Fitch Gas Station South, Holly Springs
Brownfield property.
EPA FRS registry ID 110071971193 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Sims School, Holly Spring
Brownfield property.
EPA FRS registry ID 110071971194 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 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 Marshall County

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