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Alpine County, California: environmental and disease records

Cancer mortality in Alpine County is 216.6 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 30 regulated facilities, sites and hazards inside the county, led by NPDES wastewater discharge permit (14), Small hazardous waste generator (6), Gas station (mapped facility) (4). 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: 38.6305, -119.8446.

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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 Alpine County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
All cancer	Deaths	216.6	143.2	1.51x	131.3 to 351.6	2020-2024
All cancer	New cases	201.5	453.4	0.44x	117.9 to 335.5	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 Alpine County
Measure	County	U.S. median	Difference	Unit
Premature death	27,650.3	9,842.6	+181%	years of life lost before age 75 per 100,000
Life expectancy	n/a	75.3	n/a	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	311.7	96.9	+222%	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.

Formaldehyde12.72 per million
Carbon Tetrachloride2.4 per million
Acetaldehyde1.48 per million
Pahpom0.87 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 permit14
Small hazardous waste generator6
Gas station (mapped facility)4
Public airport2
Air permit holder (minor source)1
Auto repair or body shop (mapped facility)1
Industrial wastewater discharge1
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.

Leviathan Mine, Markleeville
Superfund (NPL) site. Hazard Ranking System score 50. NPL Site.
EPA site ID CAD980673685 (U.S. EPA Superfund (SEMS/NPL)) Agency record
Severity 10
Bear Valley Water District, Bear Valley
NPDES wastewater discharge permit.
EPA FRS registry ID 110024382960 (U.S. EPA ECHO) Agency record
Severity 2
Alpine County, Markleeville
Public airport. O.
Record ID M45 (FAA / U.S. DOT)
Severity 2
Tahoe Asphalt Inc Quarry, Markleeville
NPDES wastewater discharge permit.
EPA FRS registry ID 110071410114 (U.S. EPA ECHO) Agency record
Severity 1.8
Cal Trans, Markleeville
Small hazardous waste generator.
EPA FRS registry ID 110005995968 (U.S. EPA ECHO) Agency record
Severity 1.5
Dohs-Alpine Co., Markleeville
Small hazardous waste generator.
EPA FRS registry ID 110008267623 (U.S. EPA ECHO) Agency record
Severity 1.5
Cal Trans, Kirkwood
Small hazardous waste generator.
EPA FRS registry ID 110008279139 (U.S. EPA ECHO) Agency record
Severity 1.5
Grover Hot Springs, Markleeville
NPDES wastewater discharge permit.
EPA FRS registry ID 110012688519 (U.S. EPA ECHO) Agency record
Severity 1.5
Alpine County Unified School Dist, Markleeville
Small hazardous waste generator.
EPA FRS registry ID 110055796401 (U.S. EPA ECHO) Agency record
Severity 1.5
Lake Alpine Water Co. Potable Water System Maint. Project, Markleeville
NPDES wastewater discharge permit.
EPA FRS registry ID 110070083955 (U.S. EPA ECHO) Agency record
Severity 1.5
Lovestedt Tailings Site, Markleeville
Small hazardous waste generator.
EPA FRS registry ID 110070799441 (U.S. EPA ECHO) Agency record
Severity 1.5
Arco Environmental Remediation, Markleeville
Small hazardous waste generator.
EPA FRS registry ID 110070801221 (U.S. EPA ECHO) Agency record
Severity 1.5
Kirkwood Mountain Resort, Kirkwood
NPDES wastewater discharge permit.
EPA FRS registry ID x31fad81725001563d05af902beeef3f5 (U.S. EPA ECHO) Agency record
Severity 1.5
Markleeville Water System Improvements, Markleeville
NPDES wastewater discharge permit.
EPA FRS registry ID x329b96fa2e0001bb8b5eb0a0aa78d747 (U.S. EPA ECHO) Agency record
Severity 1.5
Diamond Valley Ranch Phase 1, Markleeville
NPDES wastewater discharge permit.
EPA FRS registry ID x505340bf3e623993b30f4dfd4de9a471 (U.S. EPA ECHO) Agency record
Severity 1.5
Caples Lake Campground, Kirkwood
NPDES wastewater discharge permit.
EPA FRS registry ID x58d07bfc4291df8b7efca36d8c513822 (U.S. EPA ECHO) Agency record
Severity 1.5
1p0604 And 1q4904 Route 89 Emergency, Markleeville
NPDES wastewater discharge permit.
EPA FRS registry ID x60b1f92887cb68e4ef2a33408482a9be (U.S. EPA ECHO) Agency record
Severity 1.5
Williams Martinson Common Plan Of Development Road, Markleeville
NPDES wastewater discharge permit.
EPA FRS registry ID x64985555a06c153276a7abacff6bb25c (U.S. EPA ECHO) Agency record
Severity 1.5
Hot Springs Creek Bridge Replacement, Markleeville
NPDES wastewater discharge permit.
EPA FRS registry ID x9d9a2b89bd49446f2364f1416e2a674c (U.S. EPA ECHO) Agency record
Severity 1.5
Hot Springs Road Reconstruction Project, Markleeville
NPDES wastewater discharge permit.
EPA FRS registry ID xadb037e79db1a868e8f64b4aa9133c06 (U.S. EPA ECHO) Agency record
Severity 1.5
Upper Blue Lake Dam Seismic Retrofit, Markleeville
NPDES wastewater discharge permit.
EPA FRS registry ID xf1305422b6bb536d751906862fd6cf92 (U.S. EPA ECHO) Agency record
Severity 1.5
Caples Lake Project Phase 2, Kirkwood
NPDES wastewater discharge permit.
EPA FRS registry ID xf3e4a290286d23b46a5100b38153a15d (U.S. EPA ECHO) Agency record
Severity 1.5
Mountain Utilities, Kirkwood
Air permit holder (minor source).
EPA FRS registry ID 110002048347 (U.S. EPA ECHO) Agency record
Severity 1
Markleeville Gas Station
Gas station (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID node/3399650369 (OpenStreetMap contributors) Agency record
Severity 1
Woodfords Auto Service and Towing
Auto repair or body shop (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID node/3547861213 (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 Alpine County

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