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Grand County, Colorado: environmental and disease records

Cancer mortality in Grand County is 76.3 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 425 regulated facilities, sites and hazards inside the county, led by Industrial wastewater discharge (181), NPDES wastewater discharge permit (129), Air permit holder (minor source) (47). 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: 40.0861, -106.1361.

How this county ranks in Colorado

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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 County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
Bladder	New cases	25.3	18.7	1.35x	15.3 to 39.6	2019-2023
All cancer	New cases	289.1	453.4	0.64x	256 to 325.8	2019-2023
Melanoma of the skin	New cases	14.2	23.8	0.6x	7.9 to 24.4	2019-2023
Lung & bronchus	Deaths	16.3	30.2	0.54x	8.8 to 28.2	2020-2024
All cancer	Deaths	76.3	143.2	0.53x	59.3 to 97.2	2020-2024
Lung & bronchus	New cases	25.3	51.8	0.49x	15.8 to 38.8	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 Grand County
Measure	County	U.S. median	Difference	Unit
Premature death	7,066.2	9,842.6	-28%	years of life lost before age 75 per 100,000
Life expectancy	83.9	75.3	+11%	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	95.3	96.9	-2%	deaths per 100,000
Drug overdose deaths	33.7	28.6	+18%	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.

Formaldehyde16.11 per million
Naphthalene4.4 per million
Pahpom2.29 per million
Carbon Tetrachloride2.24 per million

EPA Air Quality Index 2025

Monitored on 158 days: 126 good, 0 unhealthy for sensitive groups or worse. Median AQI 44, peak 77.

Regulated facilities, sites and hazards by type

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

Industrial wastewater discharge181
NPDES wastewater discharge permit129
Air permit holder (minor source)47
Rail grade crossing36
Gas station (mapped facility)10
Heliport5
Wastewater plant (mapped facility)3
Small hazardous waste generator2
Hydroelectric plant2
TRI reporting facility2
Toxic chemical release facility (TRI)2
Major air pollution source1
EPA air quality monitor1
Public airport1
Commercial airport1
Auto repair or body shop (mapped facility)1
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.

Climax Molybdenum Co Henderson Mill, Parshall
Toxic chemical release facility (TRI). Chemicals: Lead And Lead Compounds, Nonylphenol Ethoxylates, Chromium, Nickel and 4 more. Reports carcinogens. 5,715,368 lbs released over 5 years.
TRI facility ID 80468CLMXM19302 (U.S. EPA Toxics Release Inventory)
Severity 9.7
Climax Molybdenum-Henderson Mill, Parshall
TRI reporting facility.
EPA FRS registry ID 110000600190 (U.S. EPA ECHO) Agency record
Severity 6.9
Granby Sanitation District Wwtf, Granby
NPDES wastewater discharge permit.
EPA FRS registry ID 110006781544 (U.S. EPA ECHO) Agency record
Severity 6
Kilgore Dba Peak Mat - Fraser Plants, Fraser
Toxic chemical release facility (TRI). Chemicals: Lead, Polycyclic aromatic compounds, Propylene. Reports carcinogens. 15 lbs released over 5 years.
TRI facility ID 8044WKLGRD2254C (U.S. EPA Toxics Release Inventory)
Severity 5.4
Kilgore Dba Peak Mat - Fraser Plants, Fraser Area
TRI reporting facility. Penalties $15,750.
EPA FRS registry ID 110043176390 (U.S. EPA ECHO) Agency record
Severity 5.3
Upper Fraser Valley Tp, Fraser
NPDES wastewater discharge permit.
EPA FRS registry ID 110002041442 (U.S. EPA ECHO) Agency record
Severity 4.5
70 W Trucking - Fraser Ready Mix Plant, Fraser
NPDES wastewater discharge permit.
EPA FRS registry ID 110007240510 (U.S. EPA ECHO) Agency record
Severity 4.5
Ouray Ranch Homeowners Assn Wwtf, Grand County
NPDES wastewater discharge permit.
EPA FRS registry ID 110010055607 (U.S. EPA ECHO) Agency record
Severity 4.5
Crooked Creek Ranch, Fraser
NPDES wastewater discharge permit.
EPA FRS registry ID 110016678638 (U.S. EPA ECHO) Agency record
Severity 4.5
Cr 5001 Wwtf, Fraser
NPDES wastewater discharge permit.
EPA FRS registry ID 110024383139 (U.S. EPA ECHO) Agency record
Severity 4.5
Kremmling Mcelroy Airfield, Kremmling
NPDES wastewater discharge permit.
EPA FRS registry ID 110046298109 (U.S. EPA ECHO) Agency record
Severity 4.5
Trash Company, Granby
NPDES wastewater discharge permit.
EPA FRS registry ID 110046304708 (U.S. EPA ECHO) Agency record
Severity 4.5
Granby Airport, Granby
NPDES wastewater discharge permit.
EPA FRS registry ID 110046330975 (U.S. EPA ECHO) Agency record
Severity 4.5
Hot Sulphur Spr. Wwtp, Hot Sulphur Springs
NPDES wastewater discharge permit.
EPA FRS registry ID 110055979945 (U.S. EPA ECHO) Agency record
Severity 4.5
Snow Mountain Ranch Wwtf, Granby
NPDES wastewater discharge permit.
EPA FRS registry ID 110064761057 (U.S. EPA ECHO) Agency record
Severity 4.5
Brigg Pit Bumgardner Ranches Gravel Pit, Kremmling
NPDES wastewater discharge permit.
EPA FRS registry ID 110070052555 (U.S. EPA ECHO) Agency record
Severity 4.5
Kremmling Airport Pit, Kremmling
NPDES wastewater discharge permit.
EPA FRS registry ID 110070053225 (U.S. EPA ECHO) Agency record
Severity 4.5
Grand Gravel, Kremmling
NPDES wastewater discharge permit.
EPA FRS registry ID 110070053902 (U.S. EPA ECHO) Agency record
Severity 4.5
Morrow Murphy Pit, Fraser
NPDES wastewater discharge permit.
EPA FRS registry ID 110070063530 (U.S. EPA ECHO) Agency record
Severity 4.5
Parshall Pit, Parshall
NPDES wastewater discharge permit.
EPA FRS registry ID 110070063536 (U.S. EPA ECHO) Agency record
Severity 4.5
Pickering Family Pit, Granby
NPDES wastewater discharge permit.
EPA FRS registry ID 110070063575 (U.S. EPA ECHO) Agency record
Severity 4.5
Grand County Cr 3 Pit, Parshall
NPDES wastewater discharge permit.
EPA FRS registry ID 110070063607 (U.S. EPA ECHO) Agency record
Severity 4.5
South Fork Pit, Parshall
NPDES wastewater discharge permit.
EPA FRS registry ID 110070063609 (U.S. EPA ECHO) Agency record
Severity 4.5
Scholl Pit, Kremmling
NPDES wastewater discharge permit.
EPA FRS registry ID 110070063611 (U.S. EPA ECHO) Agency record
Severity 4.5
Cottonwood Quarry, Grand County
NPDES wastewater discharge permit.
EPA FRS registry ID 110070072809 (U.S. EPA ECHO) Agency record
Severity 4.5

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 County

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