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Humphreys County, Mississippi: environmental and disease records

Cancer mortality in Humphreys County is 276.8 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 2 times the U.S. rate. Federal databases place 30 regulated facilities, sites and hazards inside the county, led by NPDES wastewater discharge permit (10), Gas station (mapped facility) (8), Air permit holder (minor source) (2). 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: 33.1258, -90.5372.

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 Humphreys County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
Lung & bronchus	Deaths	61.4	30.2	2.03xSignificant	41.2 to 88.9	2020-2024
All cancer	Deaths	276.8	143.2	1.93xSignificant	230.4 to 330.3	2020-2024
Lung & bronchus	New cases	67.6	51.8	1.31x	47.1 to 95	2019-2023
All cancer	New cases	549.9	453.4	1.21xSignificant	483 to 624	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 Humphreys County
Measure	County	U.S. median	Difference	Unit
Premature death	21,431.3	9,842.6	+118%	years of life lost before age 75 per 100,000
Life expectancy	66.6	75.3	-12%	years
Child mortality	174.3	59.8	+192%	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	112.7	96.9	+16%	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.

Formaldehyde23.85 per million
Carbon Tetrachloride2.94 per million
Acetaldehyde2.33 per million
Benzene0.6 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

NPDES wastewater discharge permit10
Gas station (mapped facility)8
Air permit holder (minor source)2
Public airport2
Brownfield property2
TRI reporting facility2
Toxic chemical release facility (TRI)2
Major air pollution source1
Large greenhouse gas emitter1

Highest-severity records

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

Freshwater Farms Products Llc, Belzoni
TRI reporting facility.
EPA FRS registry ID 110064224753 (U.S. EPA ECHO) Agency record
Severity 8.6
Consolidated Catfish Co Llc, Isola
TRI reporting facility. Penalties $24,000.
EPA FRS registry ID 110008511155 (U.S. EPA ECHO) Agency record
Severity 8.5
Consolidated Catfish Co Llc, Isola
Toxic chemical release facility (TRI). Chemicals: Nitrate compounds (water dissociable; reportable only when in aqueous solution). 150,602 lbs released over 5 years.
TRI facility ID 38754CNFSHSOUTH (U.S. EPA Toxics Release Inventory)
Severity 7
Catfish Processors Llc Dba Freshwater Farms, Belzoni
Toxic chemical release facility (TRI). Chemicals: Nitrate compounds (water dissociable; reportable only when in aqueous solution). 138,927 lbs released over 5 years.
TRI facility ID 39038FRSHW4700H (U.S. EPA Toxics Release Inventory)
Severity 6.9
Belzoni Potw, Belzoni
NPDES wastewater discharge permit.
EPA FRS registry ID 110008514704 (U.S. EPA ECHO) Agency record
Severity 4.8
Consolidated Catfish Co Llc, Isola
NPDES wastewater discharge permit. Penalties $24,000.
EPA FRS registry ID 110008511155 (U.S. EPA ECHO) Agency record
Severity 4
Freshwater Farms Products Llc, Belzoni
NPDES wastewater discharge permit.
EPA FRS registry ID 110064224753 (U.S. EPA ECHO) Agency record
Severity 4
Tennessee Gas Pipeline Company, Isola Compressor Station Number 843, Isola
Major air pollution source.
EPA FRS registry ID 110009863077 (U.S. EPA ECHO) Agency record
Severity 3.5
Former Fred'S Dollar Store, Belzoni
Brownfield property.
EPA FRS registry ID 110071975434 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Humphreys Memorial Hospital, Belzoni
Brownfield property.
EPA FRS registry ID 110071982498 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Silver City Potw, Silver City
NPDES wastewater discharge permit.
EPA FRS registry ID 110008516230 (U.S. EPA ECHO) Agency record
Severity 2.8
Texas Gas Transmission - Isola Station, Isola
Large greenhouse gas emitter.
EPA FRS registry ID 110043806600 (U.S. EPA ECHO) Agency record
Severity 2.5
Louise Potw, Louise
NPDES wastewater discharge permit.
EPA FRS registry ID 110008515589 (U.S. EPA ECHO) Agency record
Severity 2.3
Humphreys Academy Foundation, Humphreys Academy, Belzoni
NPDES wastewater discharge permit.
EPA FRS registry ID 110008519932 (U.S. EPA ECHO) Agency record
Severity 2.3
Belzoni Muni, Belzoni
Public airport. O.
Record ID 1M2 (FAA / U.S. DOT)
Severity 2
Isola Potw, Isola
NPDES wastewater discharge permit.
EPA FRS registry ID 110008515482 (U.S. EPA ECHO) Agency record
Severity 1.5
Friends Of Children Of Mississippi Inc, Riven Oaks Headstart Center, Silver City
NPDES wastewater discharge permit.
EPA FRS registry ID 110008519139 (U.S. EPA ECHO) Agency record
Severity 1.5
Belzoni Municipal Airport, Belzoni
NPDES wastewater discharge permit.
EPA FRS registry ID 110038360458 (U.S. EPA ECHO) Agency record
Severity 1.5
Malouf Construction Llc, Grisham Broadlake Road Pit, Belzoni
NPDES wastewater discharge permit.
EPA FRS registry ID 110072113482 (U.S. EPA ECHO) Agency record
Severity 1.5
Humphreys County Memorial Hospital, Belzoni
Air permit holder (minor source).
EPA FRS registry ID 110002215530 (U.S. EPA ECHO) Agency record
Severity 1
Texas Gas Transmission - Isola Station, Isola
Air permit holder (minor source).
EPA FRS registry ID 110043806600 (U.S. EPA ECHO) Agency record
Severity 1
Double Quick
Gas station (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID node/10863215298 (OpenStreetMap contributors) Agency record
Severity 1
Double Quick
Gas station (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/1010360554 (OpenStreetMap contributors) Agency record
Severity 1
C and S Fuels
Gas station (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/1010360594 (OpenStreetMap contributors) Agency record
Severity 1
Citgo
Gas station (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/1010360951 (OpenStreetMap contributors) 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 Humphreys 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 Humphreys 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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