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Greenlee County, Arizona: environmental and disease records

Cancer mortality in Greenlee County is 158.1 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 109 regulated facilities, sites and hazards inside the county, led by Rail grade crossing (46), Industrial wastewater discharge (22), NPDES wastewater discharge permit (15). 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: 33.1002, -109.2714.

How this county ranks in Arizona

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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 Greenlee County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
Kidney & renal pelvis	New cases	34.4	17.9	1.92xSignificant	19.8 to 55.6	2019-2023
All cancer	Deaths	158.1	143.2	1.1x	124.1 to 198.6	2020-2024
Lung & bronchus	New cases	55.7	51.8	1.08x	36.3 to 81.7	2019-2023
All cancer	New cases	355.8	453.4	0.78x	304.3 to 413.6	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 Greenlee County
Measure	County	U.S. median	Difference	Unit
Premature death	11,216.6	9,842.6	+14%	years of life lost before age 75 per 100,000
Life expectancy	75.1	75.3	-0%	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	102.1	96.9	+5%	deaths per 100,000
Drug overdose deaths	35.7	28.6	+25%	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.

Formaldehyde11.34 per million
Carbon Tetrachloride2.53 per million
Acetaldehyde0.77 per million
Pahpom0.46 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

Rail grade crossing46
Industrial wastewater discharge22
NPDES wastewater discharge permit15
Brownfield property8
Gas station (mapped facility)4
Hazardous waste transporter2
Scrapyard (mapped facility)2
Major air pollution source1
Air permit holder (minor source)1
Public airport1
Commercial airport1
Large greenhouse gas emitter1
Large hazardous waste generator1
Landfill (mapped facility)1
TRI reporting facility1
Toxic chemical release facility (TRI)1
Wastewater plant (mapped facility)1

Highest-severity records

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

Freeport-Mcmoran Morenci Inc, Morenci
Toxic chemical release facility (TRI). Chemicals: Lead And Lead Compounds, Zinc compounds, Chromium, Manganese And Manganese Compounds and 4 more. Reports carcinogens. 33,303,981 lbs released over 5 years.
TRI facility ID 85540PHLPS4521U (U.S. EPA Toxics Release Inventory)
Severity 10
Phelps Dodge Morenci, Inc., Morenci
TRI reporting facility.
EPA FRS registry ID 110039256275 (U.S. EPA ECHO) Agency record
Severity 7.5
Phelps Dodge Morenci, Inc., Morenci
Major air pollution source.
EPA FRS registry ID 110039256275 (U.S. EPA ECHO) Agency record
Severity 4
Phelps Dodge Morenci, Inc., Morenci
Large hazardous waste generator.
EPA FRS registry ID 110039256275 (U.S. EPA ECHO) Agency record
Severity 3.5
Phelps Dodge Morenci, Inc., Morenci
NPDES wastewater discharge permit.
EPA FRS registry ID 110039256275 (U.S. EPA ECHO) Agency record
Severity 3.5
Greenlee County Airport, Clifton
Brownfield property.
EPA FRS registry ID 110039277868 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Schrugg Dairy, Duncan
Brownfield property.
EPA FRS registry ID 110039544614 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Memorial Airfield, Gila River Indian Community
Brownfield property.
EPA FRS registry ID 110060989925 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
287-291 Chase Creek, Clifton, Az, Clifton
Brownfield property.
EPA FRS registry ID 110071973815 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Duncan Gin, Duncan
Brownfield property.
EPA FRS registry ID 110071979301 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
171 N Coronado, Clifton
Brownfield property.
EPA FRS registry ID 110071985321 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
100 North Coronado Boulevard, Clifton
Brownfield property.
EPA FRS registry ID 110072114915 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Tyler Farms, Duncan
Brownfield property.
EPA FRS registry ID 110072195722 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Phelps Dodge Morenci, Inc., Morenci
Large greenhouse gas emitter.
EPA FRS registry ID 110039256275 (U.S. EPA ECHO) Agency record
Severity 3
Loma Linda Landfill, Clifton
NPDES wastewater discharge permit.
EPA FRS registry ID 110039292725 (U.S. EPA ECHO) Agency record
Severity 2
Greenlee County, Clifton/Morenci
Commercial airport. O.
Record ID CFT (FAA / U.S. DOT)
Severity 2
Landfill
Landfill (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/1090363711 (OpenStreetMap contributors) Agency record
Severity 2
Wastewater Plant
Wastewater plant (mapped facility). Mapped facility presence only; no compliance or exposure measurements.
Record ID way/675827059 (OpenStreetMap contributors) Agency record
Severity 2
Blue Msw Landfill, Blue
NPDES wastewater discharge permit.
EPA FRS registry ID 110034129896 (U.S. EPA ECHO) Agency record
Severity 1.5
Virden Gravel Pit, Duncan
NPDES wastewater discharge permit.
EPA FRS registry ID 110042514222 (U.S. EPA ECHO) Agency record
Severity 1.5
Adot Fourbar Mesa Material Source, Clifton
NPDES wastewater discharge permit.
EPA FRS registry ID 110070133903 (U.S. EPA ECHO) Agency record
Severity 1.5
Adot Crabtree Material Source, Clifton
NPDES wastewater discharge permit.
EPA FRS registry ID 110070134367 (U.S. EPA ECHO) Agency record
Severity 1.5
Greenlee County - Airport, Three Way
NPDES wastewater discharge permit.
EPA FRS registry ID 110071274753 (U.S. EPA ECHO) Agency record
Severity 1.5
Negro Canyon Material Pit, Clifton
NPDES wastewater discharge permit.
EPA FRS registry ID 110071276770 (U.S. EPA ECHO) Agency record
Severity 1.5
Sands Wash Swts, Unknown
NPDES wastewater discharge permit.
EPA FRS registry ID 110071277347 (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 Greenlee County

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