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Grand Isle County, Vermont: environmental and disease records

Cancer mortality in Grand Isle County is 159.3 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 64 regulated facilities, sites and hazards inside the county, led by NPDES wastewater discharge permit (35), Gas station (mapped facility) (9), Rail grade crossing (8). EPA AirToxScreen estimates a lifetime cancer risk from outdoor air toxics of 20 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: 44.7935, -73.2916.

How this county ranks in Vermont

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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 Grand Isle County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
Leukemia	New cases	29.1	14.5	2.01xSignificant	15.8 to 50.7	2019-2023
Bladder	New cases	37.4	18.7	2xSignificant	22.3 to 60.6	2019-2023
Melanoma of the skin	New cases	35.8	23.8	1.5x	21 to 58.7	2019-2023
All cancer	New cases	539.3	453.4	1.19xSignificant	475 to 611.1	2019-2023
All cancer	Deaths	159.3	143.2	1.11x	124.7 to 201.7	2020-2024
Lung & bronchus	New cases	50.9	51.8	0.98x	33.9 to 75.4	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 Grand Isle County
Measure	County	U.S. median	Difference	Unit
Premature death	6,017.1	9,842.6	-39%	years of life lost before age 75 per 100,000
Life expectancy	78.5	75.3	+4%	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	90.6	96.9	-6%	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: 20 in a million. EPA treats 100 in a million as the upper end of acceptable risk and 1 in a million as the goal.

Formaldehyde13.24 per million
Carbon Tetrachloride3.05 per million
Acetaldehyde1.62 per million
Benzene1.48 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

NPDES wastewater discharge permit35
Gas station (mapped facility)9
Rail grade crossing8
Public airport4
Airfield3
Hazardous waste transporter3
Brownfield property1
Solar power plant1

Highest-severity records

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

South Hero Fire District 4, South Hero
NPDES wastewater discharge permit.
EPA FRS registry ID 110010910737 (U.S. EPA ECHO) Agency record
Severity 4.5
Ed Weed Fish Culture Station, Grand Isle
NPDES wastewater discharge permit.
EPA FRS registry ID 110010911433 (U.S. EPA ECHO) Agency record
Severity 4.5
Grand Isle Fd 4 Wtp, Grand Isle
NPDES wastewater discharge permit.
EPA FRS registry ID 110012686628 (U.S. EPA ECHO) Agency record
Severity 4.5
Champlain Black Marble, Isle La Motte
NPDES wastewater discharge permit.
EPA FRS registry ID 110020125470 (U.S. EPA ECHO) Agency record
Severity 4.5
Alburge Fire District #1 Water Treatment Plant, Alburg
NPDES wastewater discharge permit.
EPA FRS registry ID 110020145537 (U.S. EPA ECHO) Agency record
Severity 3.8
South Hero Meeting House, South Hero
Brownfield property.
EPA FRS registry ID 110071972854 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Bayview Crossing, South Hero
NPDES wastewater discharge permit.
EPA FRS registry ID 110071080788 (U.S. EPA ECHO) Agency record
Severity 2.8
North Hero Water Treatment Facility, North Hero
NPDES wastewater discharge permit.
EPA FRS registry ID 110010910693 (U.S. EPA ECHO) Agency record
Severity 2.5
Grand Isle Consolidated Water Dist, Grand Isle
NPDES wastewater discharge permit.
EPA FRS registry ID 110054933854 (U.S. EPA ECHO) Agency record
Severity 2.5
Alburg Maplefields, Alburgh
NPDES wastewater discharge permit.
EPA FRS registry ID 110071402897 (U.S. EPA ECHO) Agency record
Severity 2.3
Tec Subdivision, Grand Isle
NPDES wastewater discharge permit.
EPA FRS registry ID 110071405305 (U.S. EPA ECHO) Agency record
Severity 1.8
Vallee Rl - Hero'S Welcome, North Hero
NPDES wastewater discharge permit.
EPA FRS registry ID 110071668887 (U.S. EPA ECHO) Agency record
Severity 1.8
North Hero Marina, North Hero
NPDES wastewater discharge permit.
EPA FRS registry ID 110012556037 (U.S. EPA ECHO) Agency record
Severity 1.5
Community Water System, Alburgh
NPDES wastewater discharge permit.
EPA FRS registry ID 110070144970 (U.S. EPA ECHO) Agency record
Severity 1.5
Keeler Bay Campground And Marina - 2020 Construction, South Hero
NPDES wastewater discharge permit.
EPA FRS registry ID 110070839772 (U.S. EPA ECHO) Agency record
Severity 1.5
Lake Champlain Transportation Co. Offices, Grand Isle
NPDES wastewater discharge permit.
EPA FRS registry ID 110070919193 (U.S. EPA ECHO) Agency record
Severity 1.5
South Hero 028-1 (22), South Hero
NPDES wastewater discharge permit.
EPA FRS registry ID 110070924763 (U.S. EPA ECHO) Agency record
Severity 1.5
Keeler Bay Repair, South Hero
NPDES wastewater discharge permit.
EPA FRS registry ID 110070946763 (U.S. EPA ECHO) Agency record
Severity 1.5
Masters Subdivision, Grand Isle
NPDES wastewater discharge permit.
EPA FRS registry ID 110071073477 (U.S. EPA ECHO) Agency record
Severity 1.5
Concrete Lined Waste Storage Facility, Alburgh
NPDES wastewater discharge permit.
EPA FRS registry ID 110071076377 (U.S. EPA ECHO) Agency record
Severity 1.5
Keeler Bay Associates, South Hero
NPDES wastewater discharge permit.
EPA FRS registry ID 110071096386 (U.S. EPA ECHO) Agency record
Severity 1.5
Shore Acres Inn And Restaurant, North Hero
NPDES wastewater discharge permit.
EPA FRS registry ID 110071148090 (U.S. EPA ECHO) Agency record
Severity 1.5
Mkn Brew Pub, South Hero
NPDES wastewater discharge permit.
EPA FRS registry ID 110071177945 (U.S. EPA ECHO) Agency record
Severity 1.5
North Hero-Grand Isle Bhf 028-1(26), North Hero
NPDES wastewater discharge permit.
EPA FRS registry ID 110071223607 (U.S. EPA ECHO) Agency record
Severity 1.5
Keeler Bay Associates, South Hero
NPDES wastewater discharge permit.
EPA FRS registry ID 110071239012 (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 Grand Isle County

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