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Grant County, New Mexico: environmental and disease records

Cancer mortality in Grant County is 127.3 deaths per 100,000 people per year against a U.S. rate of 143.2. Federal databases place 174 regulated facilities, sites and hazards inside the county, led by NPDES wastewater discharge permit (45), Rail grade crossing (35), Air permit holder (minor source) (27). EPA AirToxScreen estimates a lifetime cancer risk from outdoor air toxics of 10 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: 32.5477, -108.2853.

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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 Grant County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
Liver & bile duct	New cases	11	8.7	1.26x	7.1 to 16.8	2019-2023
Liver & bile duct	Deaths	7.8	6.6	1.18x	4.9 to 12.5	2020-2024
Pancreas	Deaths	10.7	11.3	0.95x	6.9 to 16.4	2020-2024
Thyroid	New cases	11.8	13	0.91x	6.8 to 19.1	2019-2023
All cancer	Deaths	127.3	143.2	0.89x	113.4 to 142.9	2020-2024
Leukemia	New cases	12.3	14.5	0.85x	8 to 18.5	2019-2023
Kidney & renal pelvis	New cases	14.7	17.9	0.82x	9.2 to 22.5	2019-2023
Pancreas	New cases	10.9	13.9	0.78x	7.1 to 16.5	2019-2023
All cancer	New cases	336.6	453.4	0.74x	311.2 to 363.9	2019-2023
Melanoma of the skin	New cases	16.8	23.8	0.71x	11.2 to 24.4	2019-2023
Non-Hodgkin lymphoma	New cases	12.5	18.5	0.68x	7.3 to 20	2019-2023
Bladder	New cases	11.2	18.7	0.6x	7.2 to 17.2	2019-2023
Lung & bronchus	Deaths	17	30.2	0.56x	12.6 to 23	2020-2024
Lung & bronchus	New cases	27.7	51.8	0.53x	22 to 35.1	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 Grant County
Measure	County	U.S. median	Difference	Unit
Premature death	12,951.2	9,842.6	+32%	years of life lost before age 75 per 100,000
Life expectancy	74.3	75.3	-1%	years
Child mortality	68.2	59.8	+14%	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	142.4	96.9	+47%	deaths per 100,000
Drug overdose deaths	36.3	28.6	+27%	deaths per 100,000

Air toxics and air quality

EPA AirToxScreen 2020

Lifetime cancer risk from outdoor air toxics: 10 in a million. EPA treats 100 in a million as the upper end of acceptable risk and 1 in a million as the goal.

Formaldehyde10.23 per million
Carbon Tetrachloride2.41 per million
Acetaldehyde0.63 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

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

NPDES wastewater discharge permit45
Rail grade crossing35
Air permit holder (minor source)27
Brownfield property18
Gas station (mapped facility)18
Scrapyard (mapped facility)9
Public airport3
Major air pollution source2
Large hazardous waste generator2
Small hazardous waste generator2
TRI reporting facility2
Toxic chemical release facility (TRI)2
Commercial airport1
Dry cleaner (mapped facility)1
Large greenhouse gas emitter1
Heliport1
Landfill (mapped facility)1
Gas power plant1
Oil-fired power plant1
Solar power plant1
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.

Chino Mines Co Mine Concentrator-Sxew Plants, Vanadium
Toxic chemical release facility (TRI). Chemicals: Lead And Lead Compounds, Chromium, Cobalt And Cobalt Compounds, Arsenic and 4 more. Reports carcinogens. 6,349,792 lbs released over 5 years.
TRI facility ID 88043CHNMN210CO (U.S. EPA Toxics Release Inventory)
Severity 9.7
Freeport-Mcmoran Tyrone Inc., Tyrone
Toxic chemical release facility (TRI). Chemicals: Lead And Lead Compounds, Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Copper And Copper Compounds, Nitrate compounds (water dissociable; reportable only when in aqueous solution) and 3 more. Reports carcinogens. 1,788,962 lbs released over 5 years.
TRI facility ID 88065PHLPSHWY90 (U.S. EPA Toxics Release Inventory)
Severity 9.3
Chino Mines Co Mine Concentrator-Sxew Plants, Vanadium
TRI reporting facility.
EPA FRS registry ID 110028023467 (U.S. EPA ECHO) Agency record
Severity 6.9
Freeport-Mcmoran Tyrone Mine, Tyrone
TRI reporting facility.
EPA FRS registry ID 110042056333 (U.S. EPA ECHO) Agency record
Severity 6.5
Grant County, Silver City
Commercial airport. O.
Record ID SVC (FAA / U.S. DOT)
Severity 5
Souhwest New Mexico Regional Landfill, Silver City
NPDES wastewater discharge permit.
EPA FRS registry ID 110034142791 (U.S. EPA ECHO) Agency record
Severity 4.3
Wastewater Treatment Plant, Silver City
NPDES wastewater discharge permit.
EPA FRS registry ID 110064780483 (U.S. EPA ECHO) Agency record
Severity 4.3
Freeport Mcmoran, Tyrone
Oil-fired power plant.
Record ID 54734 (U.S. Energy Information Administration)
Severity 4
Gila Regional Medical Cntr, Silver City
Large hazardous waste generator.
EPA FRS registry ID 110009457890 (U.S. EPA ECHO) Agency record
Severity 4
Silver City Plant, Silver City
NPDES wastewater discharge permit.
EPA FRS registry ID 110066932546 (U.S. EPA ECHO) Agency record
Severity 3.8
Chino Mine, Bayard
Major air pollution source.
EPA FRS registry ID 110041180904 (U.S. EPA ECHO) Agency record
Severity 3.5
Freeport-Mcmoran Tyrone Mine, Tyrone
Major air pollution source.
EPA FRS registry ID 110042056333 (U.S. EPA ECHO) Agency record
Severity 3.5
Silver City (City Of) - Wastewater Treatment Plant, Silver City
NPDES wastewater discharge permit.
EPA FRS registry ID 110022692175 (U.S. EPA ECHO) Agency record
Severity 3.3
Chino Mines, Hurley
Gas power plant.
Record ID 54667 (U.S. Energy Information Administration)
Severity 3.1
Old Silver City Landfill, Silver City
Brownfield property.
EPA FRS registry ID 110015332772 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Hillcrest Hospital, Silver City
Brownfield property.
EPA FRS registry ID 110028003158 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
San Vicente Creek, Silver City
Brownfield property.
EPA FRS registry ID 110038691706 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Wisconsin Mill, Silver City
Brownfield property.
EPA FRS registry ID 110038691742 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Boston Hill, Silver City
Brownfield property.
EPA FRS registry ID 110038705327 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Pope Mill, Silver City
Brownfield property.
EPA FRS registry ID 110038740672 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
La Capilla, Silver City
Brownfield property.
EPA FRS registry ID 110039546587 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Ancheta Mill, Silver City
Brownfield property.
EPA FRS registry ID 110039546621 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
California Mill, Silver City
Brownfield property.
EPA FRS registry ID 110039546658 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Old Waterworks, Silver City
Brownfield property.
EPA FRS registry ID 110039546685 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Big Ditch South, Silver City
Brownfield property.
EPA FRS registry ID 110039546729 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3

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 Grant County

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