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Sheridan County, North Dakota: environmental and disease records

Federal databases place 192 regulated facilities, sites and hazards inside the county, led by NPDES wastewater discharge permit (166), Rail grade crossing (12), Air permit holder (minor source) (6). 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: 47.5564, -100.353.

How this county ranks in North Dakota

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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 Sheridan County compared with the United States
Cancer	Measure	County rate	U.S. rate	Times U.S.	95% interval	Years
All cancer	New cases	443.1	453.4	0.98x	301.8 to 635	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 Sheridan County
Measure	County	U.S. median	Difference	Unit
Premature death	15,039.4	9,842.6	+53%	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	n/a	96.9	n/a	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.

Formaldehyde10.83 per million
Carbon Tetrachloride2.9 per million
Acetaldehyde0.77 per million
Benzene0.62 per million

EPA Air Quality Index

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

Regulated facilities, sites and hazards by type

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

NPDES wastewater discharge permit166
Rail grade crossing12
Air permit holder (minor source)6
Public airport2
Brownfield property2
Scrapyard (mapped facility)2
Airfield1
Auto repair or body shop (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.

Zenergy Inc-Jackson Saltwater Spill Site, Remote
NPDES wastewater discharge permit.
EPA FRS registry ID 110070945817 (U.S. EPA ECHO) Agency record
Severity 4.3
Garney Companies, Inc Dba Garney Construction, Unknown
NPDES wastewater discharge permit.
EPA FRS registry ID 110071076258 (U.S. EPA ECHO) Agency record
Severity 4.3
Ks Industries, Llc, Unknown
NPDES wastewater discharge permit.
EPA FRS registry ID 110071155495 (U.S. EPA ECHO) Agency record
Severity 4.3
Viking Homes Llc, Unknown
NPDES wastewater discharge permit.
EPA FRS registry ID 110071337163 (U.S. EPA ECHO) Agency record
Severity 4.3
Mcclusky City Of, Mcclusky
NPDES wastewater discharge permit.
EPA FRS registry ID 110056175017 (U.S. EPA ECHO) Agency record
Severity 3.5
Former Maintenance, Wood Lake
Brownfield property.
EPA FRS registry ID 110039541779 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Dakota Survival Institute And Museum, Mcclusky
Brownfield property.
EPA FRS registry ID 110039544632 (U.S. EPA Brownfields (ACRES)) Agency record
Severity 3
Petes Tractor Salvage, Inc., Anamoose
NPDES wastewater discharge permit.
EPA FRS registry ID 110056175240 (U.S. EPA ECHO) Agency record
Severity 2
Mc Clusky Muni, Mc Clusky
Public airport. O.
Record ID 7G2 (FAA / U.S. DOT)
Severity 2
Martin City Of, Martin
NPDES wastewater discharge permit.
EPA FRS registry ID 110011043076 (U.S. EPA ECHO) Agency record
Severity 1.8
Goodrich City Of, Goodrich
NPDES wastewater discharge permit.
EPA FRS registry ID 110056168249 (U.S. EPA ECHO) Agency record
Severity 1.5
Bnsf Railway, Unknown
NPDES wastewater discharge permit.
EPA FRS registry ID 110070099623 (U.S. EPA ECHO) Agency record
Severity 1.5
Garrison Diversion Conservancy District, (Unknown City)
NPDES wastewater discharge permit.
EPA FRS registry ID 110070210413 (U.S. EPA ECHO) Agency record
Severity 1.5
Ransom County Weed Board, Unknown
NPDES wastewater discharge permit.
EPA FRS registry ID 110070214038 (U.S. EPA ECHO) Agency record
Severity 1.5
Brekke Aviation, Unknown
NPDES wastewater discharge permit.
EPA FRS registry ID 110070214746 (U.S. EPA ECHO) Agency record
Severity 1.5
Dickey County Weed Board, Unknown
NPDES wastewater discharge permit.
EPA FRS registry ID 110070216646 (U.S. EPA ECHO) Agency record
Severity 1.5
Coteau Properties Company, Unknown
NPDES wastewater discharge permit.
EPA FRS registry ID 110070219076 (U.S. EPA ECHO) Agency record
Severity 1.5
Stark County Weed Control, Unknown
NPDES wastewater discharge permit.
EPA FRS registry ID 110070221609 (U.S. EPA ECHO) Agency record
Severity 1.5
Bear Creek Flying Service, Unknown
NPDES wastewater discharge permit.
EPA FRS registry ID 110070222253 (U.S. EPA ECHO) Agency record
Severity 1.5
Bakken Pipeline Company Lp (Bakken), (Unknown City)
NPDES wastewater discharge permit.
EPA FRS registry ID 110070616836 (U.S. EPA ECHO) Agency record
Severity 1.5
Kamrose Construction, Unknown
NPDES wastewater discharge permit.
EPA FRS registry ID 110070616837 (U.S. EPA ECHO) Agency record
Severity 1.5
Steele County, Unknown
NPDES wastewater discharge permit.
EPA FRS registry ID 110070616906 (U.S. EPA ECHO) Agency record
Severity 1.5
Robb Sattler, Unknown
NPDES wastewater discharge permit.
EPA FRS registry ID 110070616910 (U.S. EPA ECHO) Agency record
Severity 1.5
Dickey County Highway Dept., Unknown
NPDES wastewater discharge permit.
EPA FRS registry ID 110070616937 (U.S. EPA ECHO) Agency record
Severity 1.5
Dunn County, Unknown
NPDES wastewater discharge permit.
EPA FRS registry ID 110070617002 (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 Sheridan County

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