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Webster Parish, Louisiana: environmental and disease records

Cancer mortality in Webster Parish is 197.9 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 1.8 times the U.S. rate and Liver & bile duct deaths at 1.6 times the U.S. rate. Federal databases place 639 regulated facilities, sites and hazards inside the county, led by Air permit holder (minor source) (290), NPDES wastewater discharge permit (82), Industrial wastewater discharge (81). One correctional facility operates in the county. 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: 32.7016, -93.3158.

How this county ranks in Louisiana

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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 Webster Parish compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
Lung & bronchus	Deaths	53.6	30.2	1.77xSignificant	45.3 to 63.2	2020-2024
Kidney & renal pelvis	Deaths	6	3.4	1.76x	3.4 to 10.2	2020-2024
Liver & bile duct	Deaths	10.8	6.6	1.64xSignificant	7.2 to 15.9	2020-2024
Pancreas	Deaths	17.5	11.3	1.55xSignificant	12.9 to 23.6	2020-2024
Liver & bile duct	New cases	12.6	8.7	1.45x	8.7 to 17.9	2019-2023
Lung & bronchus	New cases	72.3	51.8	1.4xSignificant	62.4 to 83.6	2019-2023
All cancer	Deaths	197.9	143.2	1.38xSignificant	180.9 to 216.2	2020-2024
Pancreas	New cases	18.5	13.9	1.33x	13.8 to 24.5	2019-2023
Leukemia	New cases	18	14.5	1.24x	13 to 24.4	2019-2023
Kidney & renal pelvis	New cases	21.8	17.9	1.22x	16.4 to 28.5	2019-2023
Leukemia	Deaths	6.8	5.7	1.19x	4 to 11	2020-2024
All cancer	New cases	521.2	453.4	1.15xSignificant	492.9 to 550.8	2019-2023
Non-Hodgkin lymphoma	New cases	19.9	18.5	1.08x	14.7 to 26.5	2019-2023
Bladder	New cases	18.6	18.7	0.99x	13.8 to 24.8	2019-2023
Thyroid	New cases	10.4	13	0.8x	6.3 to 16.2	2019-2023
Melanoma of the skin	New cases	19	23.8	0.8x	13.7 to 25.8	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 Webster Parish
Measure	County	U.S. median	Difference	Unit
Premature death	15,963.9	9,842.6	+62%	years of life lost before age 75 per 100,000
Life expectancy	69.5	75.3	-8%	years
Child mortality	134.8	59.8	+125%	deaths under age 18 per 100,000
Infant mortality	12.9	6.2	+107%	deaths under age 1 per 1,000 live births
Injury deaths	97.4	96.9	+0%	deaths per 100,000
Drug overdose deaths	15.5	28.6	-46%	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.

Formaldehyde24.93 per million
Carbon Tetrachloride2.92 per million
Acetaldehyde2.17 per million
Benzene1.44 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

Air permit holder (minor source)290
NPDES wastewater discharge permit82
Industrial wastewater discharge81
Rail grade crossing78
Gas station (mapped facility)33
Small hazardous waste generator24
Large hazardous waste generator15
Major air pollution source8
Toxic chemical release facility (TRI)5
Brownfield property4
Large greenhouse gas emitter4
TRI reporting facility4
Commercial airport2
Auto repair or body shop (mapped facility)2
Hazardous waste transporter2
Public airport1
Correctional facility (prison or jail)1
Heliport1
Landfill (mapped facility)1
Superfund (NPL) site1

Highest-severity records

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

Louisiana Army Ammunition Plant, Doyline
Superfund (NPL) site. Hazard Ranking System score 30.3. NPL Site.
EPA site ID LA0213820533 (U.S. EPA Superfund (SEMS/NPL)) Agency record
Severity 10
Calumet Cotton Valley Refining Llc Calumet Cotton Valley, Cotton Valley
Toxic chemical release facility (TRI). Chemicals: Benzene, n-Hexane, Toluene, Xylene (mixed isomers) and 4 more. Reports carcinogens. 148,499 lbs released over 5 years.
TRI facility ID 71018KRRMCLA7SO (U.S. EPA Toxics Release Inventory)
Severity 8.5
Highmark Energy Operating Llc - Cotton Valley Gas Plant, Cotton Valley
TRI reporting facility. Penalties $57,314.
EPA FRS registry ID 110000538473 (U.S. EPA ECHO) Agency record
Severity 8.4
Cotton Valley Gas Plant, Cotton Valley
Toxic chemical release facility (TRI). Chemicals: n-Hexane, Toluene, Xylene (mixed isomers), Benzene and 1 more. Reports carcinogens. 109,525 lbs released over 5 years.
TRI facility ID 7101WCTTNV1256M (U.S. EPA Toxics Release Inventory)
Severity 8.4
Teijin Automotive Technologies Louisiana Llc, Sarepta
Toxic chemical release facility (TRI). Chemicals: Styrene. Reports carcinogens. 34,592 lbs released over 5 years.
TRI facility ID 71071CNTNN26755 (U.S. EPA Toxics Release Inventory)
Severity 8
Calumet Lubricants Co Lp - Calumet Cotton Valley, Cotton Valley
TRI reporting facility. Penalties $133,122.
EPA FRS registry ID 110000597471 (U.S. EPA ECHO) Agency record
Severity 7.8
Republic Waste, Minden
Major air pollution source. Penalties $48,737.
EPA FRS registry ID 110013980558 (U.S. EPA ECHO) Agency record
Severity 6
Highmark Energy Operating Llc - Cotton Valley Gas Plant, Cotton Valley
Major air pollution source. Penalties $57,314.
EPA FRS registry ID 110000538473 (U.S. EPA ECHO) Agency record
Severity 5.8
Teijin Automotive Technologies Louisiana Llc, Sarepta
TRI reporting facility.
EPA FRS registry ID 110016747868 (U.S. EPA ECHO) Agency record
Severity 5.7
Republic Waste, Minden
NPDES wastewater discharge permit. Penalties $48,737.
EPA FRS registry ID 110013980558 (U.S. EPA ECHO) Agency record
Severity 5.5
Dubberly Refrigeration Plant, Dubberly
Toxic chemical release facility (TRI). Chemicals: Methanol, Ethylene glycol. 870 lbs released over 5 years.
TRI facility ID 7102WDBBRL535SA (U.S. EPA Toxics Release Inventory)
Severity 5.3
Highmark Energy Operating Llc - Cotton Valley Gas Plant, Cotton Valley
NPDES wastewater discharge permit. Penalties $57,314.
EPA FRS registry ID 110000538473 (U.S. EPA ECHO) Agency record
Severity 5.3
Calumet Lubricants Co Lp - Calumet Cotton Valley, Cotton Valley
Major air pollution source. Penalties $133,122.
EPA FRS registry ID 110000597471 (U.S. EPA ECHO) Agency record
Severity 5.3
Republic Waste, Minden
Large greenhouse gas emitter. Penalties $48,737.
EPA FRS registry ID 110013980558 (U.S. EPA ECHO) Agency record
Severity 5
Highmark Energy Operating Llc - Cotton Valley Gas Plant, Cotton Valley
Large greenhouse gas emitter. Penalties $57,314.
EPA FRS registry ID 110000538473 (U.S. EPA ECHO) Agency record
Severity 4.8
Calumet Lubricants Co Lp - Calumet Cotton Valley, Cotton Valley
Large hazardous waste generator. Penalties $133,122.
EPA FRS registry ID 110000597471 (U.S. EPA ECHO) Agency record
Severity 4.8
Calumet Lubricants Co Lp - Calumet Cotton Valley, Cotton Valley
NPDES wastewater discharge permit. Penalties $133,122.
EPA FRS registry ID 110000597471 (U.S. EPA ECHO) Agency record
Severity 4.8
Dcp Midstream Lp - Minden Gas Plant, Minden
Major air pollution source. Penalties $3,000.
EPA FRS registry ID 110000545269 (U.S. EPA ECHO) Agency record
Severity 4.5
Springhill, City Of, Springhill
NPDES wastewater discharge permit.
EPA FRS registry ID 110002046054 (U.S. EPA ECHO) Agency record
Severity 4.5
Cullen, Town Of, Cullen
NPDES wastewater discharge permit.
EPA FRS registry ID 110009019560 (U.S. EPA ECHO) Agency record
Severity 4.5
Calumet Lubricants Co Lp - Calumet Cotton Valley, Cotton Valley
Large greenhouse gas emitter. Penalties $133,122.
EPA FRS registry ID 110000597471 (U.S. EPA ECHO) Agency record
Severity 4.3
Minden, City Of, Minden
NPDES wastewater discharge permit.
EPA FRS registry ID 110002044350 (U.S. EPA ECHO) Agency record
Severity 4.3
Central Elem/Middle School, Dubberly
NPDES wastewater discharge permit.
EPA FRS registry ID 110006809542 (U.S. EPA ECHO) Agency record
Severity 4.3
Lakeside Jr. - Sr. High School, Sibley
NPDES wastewater discharge permit.
EPA FRS registry ID 110006809551 (U.S. EPA ECHO) Agency record
Severity 4.3
Cotton Valley, Town Of, Cotton Valley
NPDES wastewater discharge permit.
EPA FRS registry ID 110008974315 (U.S. EPA ECHO) Agency record
Severity 4.3

Correctional facilities

Prisons, jails and corrections operations with an EPA facility record, and the drinking water and wastewater compliance attached to them.

Bayou Dorcheat Correctional Center, Minden
EPA FRS registry ID
110070594569
Wastewater permit
None on record
EPA detailed facility report

Discovery / public records

Records to request for Webster Parish

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