Code of Federal Regulations (Last Updated: May 6, 2024) |
Title 40 - Protection of Environment |
Chapter I - Environmental Protection Agency |
SubChapter C - Air Programs |
Part 81 - Designation of Areas for Air Quality Planning Purposes |
Subpart C - Section 107 Attainment Status Designations |
§ 81.334 - North Carolina.
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§ 81.334 North Carolina.
North Carolina - TSP
Designated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards Alamance County X Alexander County X Alleghany County X Anson County X Ashe County X Avery County X Beaufort County X Bertie County X Bladen County X Brunswick County X Buncombe County X Burke County X Cabarrus County X Caldwell County X Camden County X Carteret County X Caswell County X Catawba County X Chatham County X Cherokee County X Chowan County X Clay County X Cleveland County X Columbus County X Craven County X Cumberland County X Currituck County X Dare County X Davidson County X Davie County X Duplin County X Durham County X Edgecombe County X Forsyth County X Franklin County X Gaston County X Gates County X Graham County X Granville County X Greene County X Guilford County X Halifax County X Harnett County X Haywood County X Henderson County X Hertford County X Hoke County X Hyde County X Iredell County X Jackson County X Johnston County X Jones County X Lee County X Lenoir County X Lincoln County X McDowell County X Macon County X Madison County X Martin County X Mecklenburg County X Mitchell County X Montgomery County X Moore County X Nash County X New Hanover County X Northampton County X Onslow County X Orange County X Pamlico County X Pasquotank County X Pender County X Perquimans County X Person County X Pitt County X Polk County X Randolph County X Richmond County X Robeson County X Rockingham County X Rowan County X Rutherford County X Sampson County X Scotland County X Stanly County X Stokes County X Surry County X Swain County X Transylvania County X Tyrrell County X Union County X Vance County X Wake County X Warren County X Washington County X Watauga County X Wayne County X Wilkes County X Wilson County X Yadkin County X Yancey County X North Carolina - 1971 Sulfur Dioxide NAAQS
[Primary and Secondary]
Designated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards Alamance County X Alexander County X Alleghany County X Anson County X Ashe County X Avery County X Beaufort County X Bertie County X Bladen County X Brunswick County X Buncombe County X Burke County X Cabarrus County X Caldwell County X Camden County X Carteret County X Caswell County X Catawba County X Chatham County X Cherokee County X Chowan County X Clay County X Cleveland County X Columbus County X Craven County X Cumberland County X Currituck County X Dare County X Davidson County X Davie County X Duplin County X Durham County X Edgecombe County X Forsyth County X Franklin County X Gaston County X Gates County X Graham County X Granville County X Greene County X Guilford County X Halifax County X Harnett County X Haywood County X Henderson County X Hertford County X Hoke County X Hyde County X Iredell County X Jackson County X Johnston County X Jones County X Lee County X Lenoir County X Lincoln County X McDowell County X Macon County X Madison County X Martin County X Mecklenburg County X Mitchell County X Montgomery County X Moore County X Nash County X New Hanover County X Northampton County X Onslow County X Orange County X Pamlico County X Pasquotank County X Pender County X Perquimans County X Person County X Pitt County X Polk County X Randolph County X Richmond County X Robeson County X Rockingham County X Rowan County X Rutherford County X Sampson County X Scotland County X Stanly County X Stokes County X Surry County X Swain County X Transylvania County X Tyrrell County X Union County X Vance County X Wake County X Warren County X Washington County X Watauga County X Wayne County X Wilkes County X Wilson County X Yadkin County X Yancey County X North Carolina - 2010 Sulfur Dioxide NAAQS
[Primary]
Designated area Designation Date1 Type Brunswick County, NC2 9/12/16 Unclassifiable. Brunswick County Lockwood Folly Township, Northwest Township, Shallotte Township, Smithville Township, Town Creek Township, Waccamaw Township Rest of State:3 Alamance County Attainment/Unclassifiable. Each Individual Township Alexander County Attainment/Unclassifiable. Each Individual Township Alleghany County Attainment/Unclassifiable. Each Individual Township Anson County Attainment/Unclassifiable. Each Individual Township Ashe County Attainment/Unclassifiable. Each Individual Township Avery County Attainment/Unclassifiable. Each Individual Township Beaufort County Attainment/Unclassifiable. Each Individual Township Bertie County Attainment/Unclassifiable. Each Individual Township Bladen County Attainment/Unclassifiable. Each Individual Township Buncombe County Attainment/Unclassifiable. All Townships except Limestone Township. Limestone Township 4/30/2021 Burke County Attainment/Unclassifiable. Each Individual Township Cabarrus County Attainment/Unclassifiable. Each Individual Township Caldwell County Attainment/Unclassifiable. Each Individual Township Camden County Attainment/Unclassifiable. Each Individual Township Carteret County Attainment/Unclassifiable. Each Individual Township Caswell County Attainment/Unclassifiable. Each Individual Township Catawba County Attainment/Unclassifiable. Each Individual Township Chatham County Attainment/Unclassifiable. Each Individual Township Cherokee County Attainment/Unclassifiable. Each Individual Township Chowan County Attainment/Unclassifiable. Each Individual Township Clay County Attainment/Unclassifiable. Each Individual Township Cleveland County Attainment/Unclassifiable. Each Individual Township Columbus County Attainment/Unclassifiable. Each Individual Township Craven County Attainment/Unclassifiable. Each Individual Township Cumberland County Attainment/Unclassifiable. Each Individual Township Currituck County Attainment/Unclassifiable. Each Individual Township Dare County Attainment/Unclassifiable. Each Individual Township Davidson County Attainment/Unclassifiable. Each Individual Township Davie County Attainment/Unclassifiable. Each Individual Township Duplin County Attainment/Unclassifiable. Each Individual Township Durham County Attainment/Unclassifiable. Each Individual Township Edgecombe County Attainment/Unclassifiable. Each Individual Township Forsyth County Attainment/Unclassifiable. Each Individual Township Franklin County Attainment/Unclassifiable. Each Individual Township Gaston County Attainment/Unclassifiable. Each Individual Township Gates County Attainment/Unclassifiable. Each Individual Township Graham County Attainment/Unclassifiable. Each Individual Township Granville County Attainment/Unclassifiable. Each Individual Township Greene County Attainment/Unclassifiable. Each Individual Township Guilford County Attainment/Unclassifiable. Each Individual Township Halifax County Attainment/Unclassifiable. Each Individual Township Harnett County Attainment/Unclassifiable. Each Individual Township Haywood County Attainment/Unclassifiable. All Townships except Beaverdam Township. Beaverdam Township 4/30/2021 Henderson County Attainment/Unclassifiable. Each Individual Township Hertford County Attainment/Unclassifiable. Each Individual Township Hoke County Attainment/Unclassifiable. Each Individual Township Hyde County Attainment/Unclassifiable. Each Individual Township Iredell County Attainment/Unclassifiable. Each Individual Township Jackson County Attainment/Unclassifiable. Each Individual Township Johnston County Attainment/Unclassifiable. Each Individual Township Jones County Attainment/Unclassifiable. Each Individual Township Lee County Attainment/Unclassifiable. Each Individual Township Lenoir County Attainment/Unclassifiable. Each Individual Township Lincoln County Attainment/Unclassifiable. Each Individual Township McDowell County Attainment/Unclassifiable. Each Individual Township Macon County Attainment/Unclassifiable. Each Individual Township Madison County Attainment/Unclassifiable. Each Individual Township Martin County Attainment/Unclassifiable. Each Individual Township Mecklenburg County Attainment/Unclassifiable. Each Individual Township Mitchell County Attainment/Unclassifiable. Each Individual Township Montgomery County Attainment/Unclassifiable. Each Individual Township Moore County Attainment/Unclassifiable. Each Individual Township Nash County Attainment/Unclassifiable. Each Individual Township New Hanover County Attainment/Unclassifiable. Each Individual Township Northampton County Attainment/Unclassifiable. Each Individual Township Onslow County Attainment/Unclassifiable. Each Individual Township Orange County Attainment/Unclassifiable. Each Individual Township Pamlico County Attainment/Unclassifiable. Each Individual Township Pasquotank County Attainment/Unclassifiable. Each Individual Township Pender County Attainment/Unclassifiable. Each Individual Township Perquimans County Attainment/Unclassifiable. Each Individual Township Person County Attainment/Unclassifiable. All Townships except Cunningham Township. Cunningham Township 4/30/2021 Pitt County Attainment/Unclassifiable. Each Individual Township Polk County Attainment/Unclassifiable. Each Individual Township Randolph County Attainment/Unclassifiable. Each Individual Township Richmond County Attainment/Unclassifiable. Each Individual Township Robeson County Attainment/Unclassifiable. Each Individual Township Rockingham County Attainment/Unclassifiable. Each Individual Township Rowan County Attainment/Unclassifiable. Each Individual Township Rutherford County Attainment/Unclassifiable. Each Individual Township Sampson County Attainment/Unclassifiable. Each Individual Township Scotland County Attainment/Unclassifiable. Each Individual Township Stanly County Attainment/Unclassifiable. Each Individual Township Stokes County Attainment/Unclassifiable. Each Individual Township Surry County Attainment/Unclassifiable. Each Individual Township Swain County Attainment/Unclassifiable. Each Individual Township Transylvania County Attainment/Unclassifiable. Each Individual Township Tyrrell County Attainment/Unclassifiable. Each Individual Township Union County Attainment/Unclassifiable. Each Individual Township Vance County Attainment/Unclassifiable. Each Individual Township Wake County Attainment/Unclassifiable. Each Individual Township Warren County Attainment/Unclassifiable. Each Individual Township Washington County Attainment/Unclassifiable. Each Individual Township Watauga County Attainment/Unclassifiable. Each Individual Township Wayne County Attainment/Unclassifiable. Each Individual Township Wilkes County Attainment/Unclassifiable. Each Individual Township Wilson County Attainment/Unclassifiable. Each Individual Township Yadkin County Attainment/Unclassifiable. Each Individual Township Yancey County Attainment/Unclassifiable. Each Individual Township North Carolina - Carbon Monoxide
Designated Area Designation Classification Date1 Type Date1 Type Winston-Salem Area Forsyth County 11/7/94 Statewide Unclassifiable/Attainment Alamance County Alexander County Alleghany County Anson County Ashe County Avery County Beaufort County Bertie County Bladen County Brunswick County Buncombe County Burke County Cabarrus County Caldwell County Camden County Carteret County Caswell County Catawba County Chatham County Cherokee County Chowan County Clay County Cleveland County Columbus County Craven County Cumberland County Currituck County Dare County Davidson County Davie County Duplin County Durham County 9/18/95 Edgecombe County Franklin County Gaston County Gates County Graham County Granville County Greene County Guilford County Halifax County Harnett County Haywood County Henderson County Hertford County Hoke County Hyde County Iredell County Jackson County Johnston County Jones County Lee County Lenoir County Lincoln County Macon County Madison County Martin County McDowell County Mecklenburg County 9/18/95 Mitchell County Montgomery County Moore County Nash County New Hanover County Northampton County Onslow County Orange County Pamlico County Pasquotank County Pender County Perquimans County Person County Pitt County Polk County Randolph County Richmond County Robeson County Rockingham County Rowan County Rutherford County Sampson County Scotland County Stanly County Stokes County Surry County Swain County Transylvania County Tyrrell County Union County Vance County Wake County 9/18/95 Warren County Washington County Watauga County Wayne County Wilkes County Wilson County Yadkin County Yancey County North Carolina - Ozone (1-Hour Standard)2
Designated area Designation Classification Date1 Type Date1 Type Statewide Unclassifiable/Attainment Alamance County Alexander County Alleghany County Anson County Ashe County Avery County Beaufort County Bertie County Bladen County Brunswick County Buncombe County Burke County Cabarrus County Caldwell County Camden County Carteret County Caswell County Catawba County Chatham County Cherokee County Chowan County Clay County Cleveland County Columbus County Craven County Cumberland County Currituck County Dare County Davidson County Davie County Durham County Duplin County Edgecombe County Forsyth County Franklin County Gaston County Gates County Graham County Granville County Greene County Guilford County Halifax County Harnett County Haywood County Henderson County Hertford County Hoke County Hyde County Iredell County Jackson County Johnston County Jones County Lee County Lenoir County Lincoln County McDowell County Macon County Madison County Martin County Mecklenburg County Mitchell County Montgomery County Moore County Nash County New Hanover County Northhampton County Onslow County Orange County Pamlico County Pasquotank County Pender County Perquimans County Person County Pitt County Polk County Randolph County Richmond County Robeson County Rockingham County Rowan County Rutherford County Sampson County Scotland County Stanly County Stokes County Surry County Swain County Transylvania County Tyrrell County Union County Vance County Wake County Warren County Washington County Watauga County Wayne County Wilkes County Wilson County Yadkin County Yancey County North Carolina - 1997 Annual PM2.5NAAQS
[Primary and Secondary]
Designated area Designationa Classification Date1 Type Date2 Type Greensboro-Winston Salem-High Point, NC: Davidson County 12/19/11 Attainment. Guilford County 12/19/11 Attainment. Hickory-Morganton-Lenoir, NC: Catawba County 12/19/11 Attainment. Rest of State: Alamance County Unclassifiable/Attainment. Alexander County Unclassifiable/Attainment. Alleghany County Unclassifiable/Attainment. Anson County Unclassifiable/Attainment. Ashe County Unclassifiable/Attainment. Avery County Unclassifiable/Attainment. Beaufort County Unclassifiable/Attainment. Bertie County Unclassifiable/Attainment. Bladen County Unclassifiable/Attainment. Brunswick County Unclassifiable/Attainment. Buncombe County Unclassifiable/Attainment. Burke County Unclassifiable/Attainment. Cabarrus County Unclassifiable/Attainment. Caldwell County Unclassifiable/Attainment. Camden County Unclassifiable/Attainment. Carteret County Unclassifiable/Attainment. Caswell County Unclassifiable/Attainment. Catawba County Unclassifiable/Attainment. Chatham County Unclassifiable/Attainment. Cherokee County Unclassifiable/Attainment. Chowan County Unclassifiable/Attainment. Clay County Unclassifiable/Attainment. Cleveland County Unclassifiable/Attainment. Columbus County Unclassifiable/Attainment. Craven County Unclassifiable/Attainment. Cumberland County Unclassifiable/Attainment. Currituck County Unclassifiable/Attainment. Dare County Unclassifiable/Attainment. Davidson County Unclassifiable/Attainment. Davie County Unclassifiable/Attainment. Duplin County Unclassifiable/Attainment. Durham County Unclassifiable/Attainment. Edgecombe County Unclassifiable/Attainment. Forsyth County Unclassifiable/Attainment. Franklin County Unclassifiable/Attainment. Gaston County Unclassifiable/Attainment. Gates County Unclassifiable/Attainment. Graham County Unclassifiable/Attainment. Granville County Unclassifiable/Attainment. Greene County Unclassifiable/Attainment. Guilford County Unclassifiable/Attainment. Halifax County Unclassifiable/Attainment. Harnett County Unclassifiable/Attainment. Haywood County Unclassifiable/Attainment. Henderson County Unclassifiable/Attainment. Hertford County Unclassifiable/Attainment. Hoke County Unclassifiable/Attainment. Hyde County Unclassifiable/Attainment. Iredell County Unclassifiable/Attainment. Jackson County Unclassifiable/Attainment. Johnston County Unclassifiable/Attainment. Jones County Unclassifiable/Attainment. Lee County Unclassifiable/Attainment. Lenoir County Unclassifiable/Attainment. Lincoln County Unclassifiable/Attainment. McDowell County Unclassifiable/Attainment. Macon County Unclassifiable/Attainment. Madison County Unclassifiable/Attainment. Martin County Unclassifiable/Attainment. Mecklenburg County Unclassifiable/Attainment. Mitchell County Unclassifiable/Attainment. Montgomery County Unclassifiable/Attainment. Moore County Unclassifiable/Attainment. Nash County Unclassifiable/Attainment. New Hanover County Unclassifiable/Attainment. Northampton County Unclassifiable/Attainment. Onslow County Unclassifiable/Attainment. Orange County Unclassifiable/Attainment. Pamlico County Unclassifiable/Attainment. Pasquotank County Unclassifiable/Attainment. Pender County Unclassifiable/Attainment. Perquimans County Unclassifiable/Attainment. Person County Unclassifiable/Attainment. Pitt County Unclassifiable/Attainment. Polk County Unclassifiable/Attainment. Randolph County Unclassifiable/Attainment. Richmond County Unclassifiable/Attainment. Robeson County Unclassifiable/Attainment. Rockingham County Unclassifiable/Attainment. Rowan County Unclassifiable/Attainment. Rutherford County Unclassifiable/Attainment. Sampson County Unclassifiable/Attainment. Scotland County Unclassifiable/Attainment. Stanly County Unclassifiable/Attainment. Stokes County Unclassifiable/Attainment. Surry County Unclassifiable/Attainment. Swain County Unclassifiable/Attainment. Transylvania County Unclassifiable/Attainment. Tyrrell County Unclassifiable/Attainment. Union County Unclassifiable/Attainment. Vance County Unclassifiable/Attainment. Wake County Unclassifiable/Attainment. Warren County Unclassifiable/Attainment. Washington County Unclassifiable/Attainment. Watauga County Unclassifiable/Attainment. Wayne County Unclassifiable/Attainment. Wilkes County Unclassifiable/Attainment. Wilson County Unclassifiable/Attainment. Yadkin County Unclassifiable/Attainment. Yancey County Unclassifiable/Attainment. North Carolina - 2012 Annual PM2.5 NAAQS
[Primary]
Designated area1 Designation Classification Date2 Type Date2 Type Statewide: Alamance County Unclassifiable/Attainment Alexander County Unclassifiable/Attainment Alleghany County Unclassifiable/Attainment Anson County Unclassifiable/Attainment Ashe County Unclassifiable/Attainment Avery County Unclassifiable/Attainment Beaufort County Unclassifiable/Attainment Bertie County Unclassifiable/Attainment Bladen County Unclassifiable/Attainment Brunswick County Unclassifiable/Attainment Buncombe County Unclassifiable/Attainment Burke County Unclassifiable/Attainment Cabarrus County Unclassifiable/Attainment Caldwell County Unclassifiable/Attainment Camden County Unclassifiable/Attainment Carteret County Unclassifiable/Attainment Caswell County Unclassifiable/Attainment Catawba County Unclassifiable/Attainment Chatham County Unclassifiable/Attainment Cherokee County Unclassifiable/Attainment Chowan County Unclassifiable/Attainment Clay County Unclassifiable/Attainment Cleveland County Unclassifiable/Attainment Columbus County Unclassifiable/Attainment Craven County Unclassifiable/Attainment Cumberland County Unclassifiable/Attainment Currituck County Unclassifiable/Attainment Dare County Unclassifiable/Attainment Davidson County Unclassifiable/Attainment Davie County Unclassifiable/Attainment Duplin County Unclassifiable/Attainment Durham County Unclassifiable/Attainment Edgecombe County Unclassifiable/Attainment Forsyth County Unclassifiable/Attainment Franklin County Unclassifiable/Attainment Gaston County Unclassifiable/Attainment Gates County Unclassifiable/Attainment Graham County Unclassifiable/Attainment Granville County Unclassifiable/Attainment Greene County Unclassifiable/Attainment Guilford County Unclassifiable/Attainment Halifax County Unclassifiable/Attainment Harnett County Unclassifiable/Attainment Haywood County Unclassifiable/Attainment Henderson County Unclassifiable/Attainment Hertford County Unclassifiable/Attainment Hoke County Unclassifiable/Attainment Hyde County Unclassifiable/Attainment Iredell County Unclassifiable/Attainment Jackson County Unclassifiable/Attainment Johnston County Unclassifiable/Attainment Jones County Unclassifiable/Attainment Lee County Unclassifiable/Attainment Lenoir County Unclassifiable/Attainment Lincoln County Unclassifiable/Attainment McDowell County Unclassifiable/Attainment Macon County Unclassifiable/Attainment Madison County Unclassifiable/Attainment Martin County Unclassifiable/Attainment Mecklenburg County Unclassifiable/Attainment Mitchell County Unclassifiable/Attainment Montgomery County Unclassifiable/Attainment Moore County Unclassifiable/Attainment Nash County Unclassifiable/Attainment New Hanover County Unclassifiable/Attainment Northampton County Unclassifiable/Attainment Onslow County Unclassifiable/Attainment Orange County Unclassifiable/Attainment Pamlico County Unclassifiable/Attainment Pasquotank County Unclassifiable/Attainment Pender County Unclassifiable/Attainment Perquimans County Unclassifiable/Attainment Person County Unclassifiable/Attainment Pitt County Unclassifiable/Attainment Polk County Unclassifiable/Attainment Randolph County Unclassifiable/Attainment Richmond County Unclassifiable/Attainment Robeson County Unclassifiable/Attainment Rockingham County Unclassifiable/Attainment Rowan County Unclassifiable/Attainment Rutherford County Unclassifiable/Attainment Sampson County Unclassifiable/Attainment Scotland County Unclassifiable/Attainment Stanly County Unclassifiable/Attainment Stokes County Unclassifiable/Attainment Surry County Unclassifiable/Attainment Swain County Unclassifiable/Attainment Transylvania County Unclassifiable/Attainment Tyrrell County Unclassifiable/Attainment Union County Unclassifiable/Attainment Vance County Unclassifiable/Attainment Wake County Unclassifiable/Attainment Warren County Unclassifiable/Attainment Washington County Unclassifiable/Attainment Watauga County Unclassifiable/Attainment Wayne County Unclassifiable/Attainment Wilkes County Unclassifiable/Attainment Wilson County Unclassifiable/Attainment Yadkin County Unclassifiable/Attainment Yancey County Unclassifiable/Attainment North Carolina - 1997 24-Hour PM2.5 NAAQS
[Primary and Secondary]
Designated area Designationa Classification Date1 Type Date Type Statewide: Alamance County Unclassifiable/Attainment. Alexander County Unclassifiable/Attainment. Alleghany County Unclassifiable/Attainment. Anson County Unclassifiable/Attainment. Ashe County Unclassifiable/Attainment. Avery County Unclassifiable/Attainment. Beaufort County Unclassifiable/Attainment. Bertie County Unclassifiable/Attainment. Bladen County Unclassifiable/Attainment. Brunswick County Unclassifiable/Attainment. Buncombe County Unclassifiable/Attainment. Burke County Unclassifiable/Attainment. Cabarrus County Unclassifiable/Attainment. Caldwell County Unclassifiable/Attainment. Camden County Unclassifiable/Attainment. Carteret County Unclassifiable/Attainment. Caswell County Unclassifiable/Attainment. Chatham County Unclassifiable/Attainment. Cherokee County Unclassifiable/Attainment. Chowan County Unclassifiable/Attainment. Clay County Unclassifiable/Attainment. Cleveland County Unclassifiable/Attainment. Columbus County Unclassifiable/Attainment. Craven County Unclassifiable/Attainment. Cumberland County Unclassifiable/Attainment. Currituck County Unclassifiable/Attainment. Dare County Unclassifiable/Attainment. Davidson County Unclassifiable/Attainment. Davie County Unclassifiable/Attainment. Duplin County Unclassifiable/Attainment. Durham County Unclassifiable/Attainment. Edgecombe County Unclassifiable/Attainment. Forsyth County Unclassifiable/Attainment. Franklin County Unclassifiable/Attainment. Gaston County Unclassifiable/Attainment. Gates County Unclassifiable/Attainment. Graham County Unclassifiable/Attainment. Granville County Unclassifiable/Attainment. Greene County Unclassifiable/Attainment. Guilford County Unclassifiable/Attainment. Halifax County Unclassifiable/Attainment. Harnett County Unclassifiable/Attainment. Haywood County Unclassifiable/Attainment. Henderson County Unclassifiable/Attainment. Hertford County Unclassifiable/Attainment. Hoke County Unclassifiable/Attainment. Hyde County Unclassifiable/Attainment. Iredell County Unclassifiable/Attainment. Jackson County Unclassifiable/Attainment. Johnston County Unclassifiable/Attainment. Jones County Unclassifiable/Attainment. Lee County Unclassifiable/Attainment. Lenoir County Unclassifiable/Attainment. Lincoln County Unclassifiable/Attainment. McDowell County Unclassifiable/Attainment. Macon County Unclassifiable/Attainment. Madison County Unclassifiable/Attainment. Martin County Unclassifiable/Attainment. Mecklenburg County Unclassifiable/Attainment. Mitchell County Unclassifiable/Attainment. Montgomery County Unclassifiable/Attainment. Moore County Unclassifiable/Attainment. Nash County Unclassifiable/Attainment. New Hanover County Unclassifiable/Attainment. Northampton County Unclassifiable/Attainment. Onslow County Unclassifiable/Attainment. Orange County Unclassifiable/Attainment. Pamlico County Unclassifiable/Attainment. Pasquotank County Unclassifiable/Attainment. Pender County Unclassifiable/Attainment. Perquimans County Unclassifiable/Attainment. Person County Unclassifiable/Attainment. Pitt County Unclassifiable/Attainment. Polk County Unclassifiable/Attainment. Randolph County Unclassifiable/Attainment. Richmond County Unclassifiable/Attainment. Robeson County Unclassifiable/Attainment. Rockingham County Unclassifiable/Attainment. Rowan County Unclassifiable/Attainment. Rutherford County Unclassifiable/Attainment. Sampson County Unclassifiable/Attainment. Scotland County Unclassifiable/Attainment. Stanly County Unclassifiable/Attainment. Stokes County Unclassifiable/Attainment. Surry County Unclassifiable/Attainment. Swain County Unclassifiable/Attainment. Transylvania County Unclassifiable/Attainment. Tyrrell County Unclassifiable/Attainment. Union County Unclassifiable/Attainment. Vance County Unclassifiable/Attainment. Wake County Unclassifiable/Attainment. Warren County Unclassifiable/Attainment. Washington County Unclassifiable/Attainment. Watauga County Unclassifiable/Attainment. Wayne County Unclassifiable/Attainment. Wilkes County Unclassifiable/Attainment. Wilson County Unclassifiable/Attainment. Yadkin County Unclassifiable/Attainment. Yancey County Unclassifiable/Attainment. North Carolina - 2006 24-Hour PM2.5 NAAQS
[Primary and Secondary]
Designated area Designationa Classification Date1 Type Date Type Statewide: Alamance County Unclassifiable/Attainment. Alexander County Unclassifiable/Attainment. Alleghany County Unclassifiable/Attainment. Anson County Unclassifiable/Attainment. Ashe County Unclassifiable/Attainment. Avery County Unclassifiable/Attainment. Beaufort County Unclassifiable/Attainment. Bertie County Unclassifiable/Attainment. Bladen County Unclassifiable/Attainment. Brunswick County Unclassifiable/Attainment. Buncombe County Unclassifiable/Attainment. Burke County Unclassifiable/Attainment. Cabarrus County Unclassifiable/Attainment. Caldwell County Unclassifiable/Attainment. Camden County Unclassifiable/Attainment. Carteret County Unclassifiable/Attainment. Caswell County Unclassifiable/Attainment. Catawba County Unclassifiable/Attainment. Chatham County Unclassifiable/Attainment. Cherokee County Unclassifiable/Attainment. Chowan County Unclassifiable/Attainment. Clay County Unclassifiable/Attainment. Cleveland County Unclassifiable/Attainment. Columbus County Unclassifiable/Attainment. Craven County Unclassifiable/Attainment. Cumberland County Unclassifiable/Attainment. Currituck County Unclassifiable/Attainment. Dare County Unclassifiable/Attainment. Davidson County Unclassifiable/Attainment. Davie County Unclassifiable/Attainment. Duplin County Unclassifiable/Attainment. Durham County Unclassifiable/Attainment. Edgecombe County Unclassifiable/Attainment. Forsyth County Unclassifiable/Attainment. Franklin County Unclassifiable/Attainment. Gaston County Unclassifiable/Attainment. Gates County Unclassifiable/Attainment. Graham County Unclassifiable/Attainment. Granville County Unclassifiable/Attainment. Greene County Unclassifiable/Attainment. Guilford County Unclassifiable/Attainment. Halifax County Unclassifiable/Attainment. Harnett County Unclassifiable/Attainment. Haywood County Unclassifiable/Attainment. Henderson County Unclassifiable/Attainment. Hertford County Unclassifiable/Attainment. Hoke County Unclassifiable/Attainment. Hyde County Unclassifiable/Attainment. Iredell County Unclassifiable/Attainment. Jackson County Unclassifiable/Attainment. Johnston County Unclassifiable/Attainment. Jones County Unclassifiable/Attainment. Lee County Unclassifiable/Attainment. Lenoir County Unclassifiable/Attainment. Lincoln County Unclassifiable/Attainment. McDowell County Unclassifiable/Attainment. Macon County Unclassifiable/Attainment. Madison County Unclassifiable/Attainment. Martin County Unclassifiable/Attainment. Mecklenburg County Unclassifiable/Attainment. Mitchell County Unclassifiable/Attainment. Montgomery County Unclassifiable/Attainment. Moore County Unclassifiable/Attainment. Nash County Unclassifiable/Attainment. New Hanover County Unclassifiable/Attainment. Northampton County Unclassifiable/Attainment. Onslow County Unclassifiable/Attainment. Orange County Unclassifiable/Attainment. Pamlico County Unclassifiable/Attainment. Pasquotank County Unclassifiable/Attainment. Pender County Unclassifiable/Attainment. Perquimans County Unclassifiable/Attainment. Person County Unclassifiable/Attainment. Pitt County Unclassifiable/Attainment. Polk County Unclassifiable/Attainment. Randolph County Unclassifiable/Attainment. Richmond County Unclassifiable/Attainment. Robeson County Unclassifiable/Attainment. Rockingham County Unclassifiable/Attainment. Rowan County Unclassifiable/Attainment. Rutherford County Unclassifiable/Attainment. Sampson County Unclassifiable/Attainment. Scotland County Unclassifiable/Attainment. Stanly County Unclassifiable/Attainment. Stokes County Unclassifiable/Attainment. Surry County Unclassifiable/Attainment. Swain County Unclassifiable/Attainment. Transylvania County Unclassifiable/Attainment. Tyrrell County Unclassifiable/Attainment. Union County Unclassifiable/Attainment. Vance County Unclassifiable/Attainment. Wake County Unclassifiable/Attainment. Warren County Unclassifiable/Attainment. Washington County Unclassifiable/Attainment. Watauga County Unclassifiable/Attainment. Wayne County Unclassifiable/Attainment. Wilkes County Unclassifiable/Attainment. Wilson County Unclassifiable/Attainment. Yadkin County Unclassifiable/Attainment. Yancey County Unclassifiable/Attainment. North Carolina - NO2 (1971 Annual Standard)
Designated areas Does not meet primary standards Cannot be classified or better than national standards Alamance County X Alexander County X Alleghany County X Anson County X Ashe County X Avery County X Beaufort County X Bertie County X Bladen County X Brunswick County X Buncombe County X Burke County X Cabarrus County X Caldwell County X Camden County X Carteret County X Caswell County X Catawba County X Chatham County X Cherokee County X Chowan County X Clay County X Cleveland County X Columbus County X Craven County X Cumberland County X Currituck County X Dare County X Davidson County X Davie County X Duplin County X Durham County X Edgecombe County X Forsyth County X Franklin County X Gaston County X Gates County X Graham County X Granville County X Greene County X Guilford County X Halifax County X Harnett County X Haywood County X Henderson County X Hertford County X Hoke County X Hyde County X Iredell County X Jackson County X Jones County X Lee County X Lenoir County X Lincoln County X McDowell County X Macon County X Madison County X Martin County X Mecklenburg County X Mitchell County X Montgomery County X Moore County X Nash County X New Hanover County X Northampton County X Onslow County X Orange County X Pamlico County X Pasquotank County X Pender County X Perquimans County X Person County X Pitt County X Polk County X Randolph County X Richmond County X Robeson County X Rockingham County X Rowan County X Rutherford County X Sampson County X Scotland County X Stanly County X Stokes County X Surry County X Swain County X Transylvania County X Tyrrell County X Union County X Vance County X Wake County X Warren County X Washington County X Watauga County X Wayne County X Wilkes County X Wilson County X North Carolina - NO2 (2010 1-Hour Standard)
Designated area Designationa Date1 Type Buncombe County (part) Unclassifiable/Attainment. Asheville Township, Avery Creek Township, Limestone Township, Lower Hominy Township, Reems Creek Township, Swannanoa Township Buncombe County (remainder of county) Unclassifiable/Attainment. Each Individual Township: Caswell County (part) Unclassifiable/Attainment. Dan River Township, Yanceyville Township Caswell County (rest of county) Unclassifiable/Attainment. Each Individual Township Forsyth County (part) Unclassifiable/Attainment. Abbotts Creek Township, Broadbay Township, Kernersville Township, Middle Fork Township, Old Town Township, South Fork Township, Winston Township Forsyth County (rest of county) Unclassifiable/Attainment. Each Individual Township Guilford County (part) Unclassifiable/Attainment. Bruce Township, Center Grove Township, Deep River Township, Fentress Township, Friendship Township, Gilmer Township, High Point Township, Jamestown Township, Jefferson Township, Monroe Township, Morehead Township, Sumner Township Guilford County (rest of county) Unclassifiable/Attainment. Each Individual Township Mecklenburg County (part) Unclassifiable/Attainment. Township 1 Charlotte, Township 2 Berryhill, Township 5 Providence, Township 7 Crab Orchard, Township 12 Paw Creek Mecklenburg County (rest of county) Unclassifiable/Attainment. Each Individual Township New Hanover County (part) Unclassifiable/Attainment. Harnett Township, Masonboro Township, Wilmington Township New Hanover County (rest of county) Unclassifiable/Attainment. Each Individual Township Wake County (part) Unclassifiable/Attainment. Cary Township, Meredith Township Wake County (rest of county) Unclassifiable/Attainment. Each Individual Township Rest of State: Each Individual Township Unclassifiable/Attainment. North Carolina - 1997 8-Hour Ozone NAAQS
[Primary and Secondary]
Designated area Designationa Category/classification Date1 Type Date1 Type Charlotte-Gastonia-Rock Hill, NC-SC This action is effective 12/2/13 Attainment. Cabarrus County This action is effective 12/2/13 Attainment. Gaston County This action is effective 12/2/13 Attainment. Iredell County (part) Davidson Township, Coddle Creek Township This action is effective 12/2/13 Attainment. Lincoln County This action is effective 12/2/13 Attainment. Mecklenburg County This action is effective 12/2/13 Attainment. Rowan County This action is effective 12/2/13 Attainment. Union County This action is effective 12/2/13 Attainment. Fayetteville, NC: Cumberland County (2) Attainment Greensboro-Winston-Salem-High Point, NC: Alamance County (2) Attainment Caswell County (2) Attainment Davidson County (2) Attainment Davie County (2) Attainment Forsyth County (2) Attainment Guilford County (2) Attainment Randolph County (2) Attainment Rockingham County (2) Attainment Haywood and Swain Cos. (Great Smoky NP), NC: Haywood County (part) This action is effective 12/07/09 Attainment. Swain County (part) This action is effective 12/07/09 Attainment. Hickory-Morganton-Lenoir, NC: Alexander County (2) Attainment. Burke County (part) Unifour Metropolitan Planning Organization Boundary (2) Attainment. Caldwell County (part) Unifour Metropolitan Planning Organization Boundary (2) Attainment. Catawba County (2) Attainment. Raleigh-Durham-Chapel Hill, NC: Chatham County (part) Baldwin Township, Center Township, New Hope Township, Williams Township This action is effective December 26, 2007 Attainment Durham County This action is effective December 26, 2007 Attainment Franklin County This action is effective December 26, 2007 Attainment Granville County This action is effective December 26, 2007 Attainment Johnston County This action is effective December 26, 2007 Attainment Orange County This action is effective December 26, 2007 Attainment Person County This action is effective December 26, 2007 Attainment Wake County This action is effective December 26, 2007 Attainment Rocky Mount, NC: Edgecombe County January 5, 2007 Attainment Nash County January 5, 2007 Attainment Rest of State: Unclassifiable/Attainment Alleghany County Anson County Ashe County Avery County Beaufort County Bertie County Bladen County Brunswick County Buncombe County Burke County (part) remainder Caldwell County (part) remainder Camden County Carteret County Chatham County (part) remainder Cherokee County Chowan County Clay County Cleveland County Columbus County Craven County Currituck County Dare County Duplin County Gates County Graham County Greene County Halifax County Harnett County Haywood County (part) remainder Henderson County Hertford County Hoke County Hyde County Iredell County (part) remainder Jackson County Jones County Lee County Lenoir County Macon County Madison County Martin County McDowell County Mitchell County Montgomery County Moore County New Hanover County Northampton County Onslow County Pamlico County Pasquotank County Pender County Perquimans County Pitt County Polk County Richmond County Robeson County Rutherford County Sampson County Scotland County Stanly County Stokes County Surry County Swain County (part) remainder Transylvania County Tyrrell County Vance County Warren County Washington County Watauga County Wayne County Wilkes County Wilson County Yadkin County Yancey County North Carolina - 2008 8-Hour Ozone NAAQS
[Primary and Secondary]
Designated area Designation Classification Date1 Type Date1 Type Charlotte-Rock Hill, NC-SC2 This action is effective 7/28/2015 Attainment Cabarrus County (part) Central Cabarrus Township, Concord Township, Georgeville Township, Harrisburg Township, Kannapolis Township, Midland Township, Mount Pleasant Township, New Gilead Township, Odell Township, Poplar Tent Township, Rimertown Township Gaston County (part) Crowders Mountain Township, Dallas Township, Gastonia Township, Riverbend Township, South Point Township Iredell County (part) Davidson Township, Coddle Creek Township Lincoln County (part) Catawba Springs Township, Ironton Township, Lincolnton Township Mecklenburg County Rowan County (part) Atwell Township, China Grove Township, Franklin Township, Gold Hill Township, Litaker Township, Locke Township, Providence Township, Salisbury Township, Steele Township, Unity Township Union County (part) Goose Creek Township, Marshville Township, Monroe Township, Sandy Ridge Township, Vance Township Rest of State:3 Alamance County Unclassifiable/Attainment Alexander County Unclassifiable/Attainment Alleghany County Unclassifiable/Attainment Anson County Unclassifiable/Attainment Ashe County Unclassifiable/Attainment Avery County Unclassifiable/Attainment Beaufort County Unclassifiable/Attainment Bertie County Unclassifiable/Attainment Bladen County Unclassifiable/Attainment Brunswick County Unclassifiable/Attainment Buncombe County Unclassifiable/Attainment Burke County Unclassifiable/Attainment Cabarrus County (part) Gold Hill Township Unclassifiable/Attainment Caldwell County Unclassifiable/Attainment Camden County Unclassifiable/Attainment Carteret County Unclassifiable/Attainment Caswell County Unclassifiable/Attainment Catawba County Unclassifiable/Attainment Chatham County Unclassifiable/Attainment Cherokee County Unclassifiable/Attainment Chowan County Unclassifiable/Attainment Clay County Unclassifiable/Attainment Cleveland County Unclassifiable/Attainment Columbus County Unclassifiable/Attainment Craven County Unclassifiable/Attainment Cumberland County Unclassifiable/Attainment Currituck County Unclassifiable/Attainment Dare County Unclassifiable/Attainment Davidson County Unclassifiable/Attainment Davie County Unclassifiable/Attainment Duplin County Unclassifiable/Attainment Durham County Unclassifiable/Attainment Edgecombe County Unclassifiable/Attainment Forsyth County Unclassifiable/Attainment Franklin County Unclassifiable/Attainment Gaston County (part) Cherryville Township Unclassifiable/Attainment Gates County Unclassifiable/Attainment Graham County Unclassifiable/Attainment Granville County Unclassifiable/Attainment Greene County Unclassifiable/Attainment Guilford County Unclassifiable/Attainment Halifax County Unclassifiable/Attainment Harnett County Unclassifiable/Attainment Haywood County Unclassifiable/Attainment Henderson County Unclassifiable/Attainment Hertford County Unclassifiable/Attainment Hoke County Unclassifiable/Attainment Hyde County Unclassifiable/Attainment Iredell County (part) Barringer Township Unclassifiable/Attainment Bethany Township Unclassifiable/Attainment Chambersburg Township Unclassifiable/Attainment Concord Township Unclassifiable/Attainment Cool Springs Township Unclassifiable/Attainment Eagle Mills Township Unclassifiable/Attainment Fallstown Township Unclassifiable/Attainment New Hope Township Unclassifiable/Attainment Olin Township Unclassifiable/Attainment Sharpesburg Township Unclassifiable/Attainment Shiloh Township Unclassifiable/Attainment Statesville Township Unclassifiable/Attainment Turnersburg Township Unclassifiable/Attainment Union Grove Township Unclassifiable/Attainment Jackson County Unclassifiable/Attainment Johnston County Unclassifiable/Attainment Jones County Unclassifiable/Attainment Lee County Unclassifiable/Attainment Lenoir County Unclassifiable/Attainment Lincoln County (part) Howard's Creek Township Unclassifiable/Attainment North Brook Township Unclassifiable/Attainment Macon County Unclassifiable/Attainment Madison County Unclassifiable/Attainment Martin County Unclassifiable/Attainment McDowell County Unclassifiable/Attainment Mitchell County Unclassifiable/Attainment Montgomery County Unclassifiable/Attainment Moore County Unclassifiable/Attainment Nash County Unclassifiable/Attainment New Hanover County Unclassifiable/Attainment Northampton County Unclassifiable/Attainment Onslow County Unclassifiable/Attainment Orange County Unclassifiable/Attainment Pamlico County Unclassifiable/Attainment Pasquotank County Unclassifiable/Attainment Pender County Unclassifiable/Attainment Perquimans County Unclassifiable/Attainment Person County Unclassifiable/Attainment Pitt County Unclassifiable/Attainment Polk County Unclassifiable/Attainment Randolph County Unclassifiable/Attainment Richmond County Unclassifiable/Attainment Robeson County Unclassifiable/Attainment Rockingham County Unclassifiable/Attainment Rowan County (part) Cleveland Township Unclassifiable/Attainment Morgan Township Unclassifiable/Attainment Mount Ulla Township Unclassifiable/Attainment Scotch Irish Township Unclassifiable/Attainment Rutherford County Unclassifiable/Attainment Sampson County Unclassifiable/Attainment Scotland County Unclassifiable/Attainment Stanly County Unclassifiable/Attainment Stokes County Unclassifiable/Attainment Surry County Unclassifiable/Attainment Swain County Unclassifiable/Attainment Transylvania County Unclassifiable/Attainment Tyrrell County Unclassifiable/Attainment Union County (part) Buford Township Unclassifiable/Attainment Jackson Township Unclassifiable/Attainment Lanes Creek Township Unclassifiable/Attainment New Salem Township Unclassifiable/Attainment Vance County Unclassifiable/Attainment Wake County Unclassifiable/Attainment Warren County Unclassifiable/Attainment Washington County Unclassifiable/Attainment Watauga County Unclassifiable/Attainment Wayne County Unclassifiable/Attainment Wilkes County Unclassifiable/Attainment Wilson County Unclassifiable/Attainment Yadkin County Unclassifiable/Attainment Yancey County Unclassifiable/Attainment North Carolina - 2015 8-Hour Ozone NAAQS
[Primary and Secondary]
Designated area1 Designation Classification Date2 Type Date Type Alamance County Attainment/Unclassifiable Alexander County Attainment/Unclassifiable Alleghany County Attainment/Unclassifiable Anson County Attainment/Unclassifiable Ashe County Attainment/Unclassifiable Avery County Attainment/Unclassifiable Beaufort County Attainment/Unclassifiable Bertie County Attainment/Unclassifiable Bladen County Attainment/Unclassifiable Brunswick County Attainment/Unclassifiable Buncombe County Attainment/Unclassifiable Burke County Attainment/Unclassifiable Cabarrus County Attainment/Unclassifiable Caldwell County Attainment/Unclassifiable Camden County Attainment/Unclassifiable Carteret County Attainment/Unclassifiable Caswell County Attainment/Unclassifiable Catawba County Attainment/Unclassifiable Chatham County Attainment/Unclassifiable Cherokee County Attainment/Unclassifiable Chowan County Attainment/Unclassifiable Clay County Attainment/Unclassifiable Cleveland County Attainment/Unclassifiable Columbus County Attainment/Unclassifiable Craven County Attainment/Unclassifiable Cumberland County Attainment/Unclassifiable Currituck County Attainment/Unclassifiable Dare County Attainment/Unclassifiable Davidson County Attainment/Unclassifiable Davie County Attainment/Unclassifiable Duplin County Attainment/Unclassifiable Durham County Attainment/Unclassifiable Edgecombe County Attainment/Unclassifiable Forsyth County Attainment/Unclassifiable Franklin County Attainment/Unclassifiable Gaston County Attainment/Unclassifiable Gates County Attainment/Unclassifiable Graham County Attainment/Unclassifiable Granville County Attainment/Unclassifiable Greene County Attainment/Unclassifiable Guilford County Attainment/Unclassifiable Halifax County Attainment/Unclassifiable Harnett County Attainment/Unclassifiable Haywood County Attainment/Unclassifiable Henderson County Attainment/Unclassifiable Hertford County Attainment/Unclassifiable Hoke County Attainment/Unclassifiable Hyde County Attainment/Unclassifiable Iredell County Attainment/Unclassifiable Jackson County Attainment/Unclassifiable Johnston County Attainment/Unclassifiable Jones County Attainment/Unclassifiable Lee County Attainment/Unclassifiable Lenoir County Attainment/Unclassifiable Lincoln County Attainment/Unclassifiable McDowell County Attainment/Unclassifiable Macon County Attainment/Unclassifiable Madison County Attainment/Unclassifiable Martin County Attainment/Unclassifiable Mecklenburg County Attainment/Unclassifiable Mitchell County Attainment/Unclassifiable Montgomery County Attainment/Unclassifiable Moore County Attainment/Unclassifiable Nash County Attainment/Unclassifiable New Hanover County Attainment/Unclassifiable Northampton County Attainment/Unclassifiable Onslow County Attainment/Unclassifiable Orange County Attainment/Unclassifiable Pamlico County Attainment/Unclassifiable Pasquotank County Attainment/Unclassifiable Pender County Attainment/Unclassifiable Perquimans County Attainment/Unclassifiable Person County Attainment/Unclassifiable Pitt County Attainment/Unclassifiable Polk County Attainment/Unclassifiable Randolph County Attainment/Unclassifiable Richmond County Attainment/Unclassifiable Robeson County Attainment/Unclassifiable Rockingham County Attainment/Unclassifiable Rowan County Attainment/Unclassifiable Rutherford County Attainment/Unclassifiable Sampson County Attainment/Unclassifiable Scotland County Attainment/Unclassifiable Stanly County Attainment/Unclassifiable Stokes County Attainment/Unclassifiable Surry County Attainment/Unclassifiable Swain County Attainment/Unclassifiable Transylvania County Attainment/Unclassifiable Tyrrell County Attainment/Unclassifiable Union County Attainment/Unclassifiable Vance County Attainment/Unclassifiable Wake County Attainment/Unclassifiable Warren County Attainment/Unclassifiable Washington County Attainment/Unclassifiable Watauga County Attainment/Unclassifiable Wayne County Attainment/Unclassifiable Wilkes County Attainment/Unclassifiable Wilson County Attainment/Unclassifiable Yadkin County Attainment/Unclassifiable Yancey County Attainment/Unclassifiable North Carolina - 2008 Lead NAAQS
Designated area Designation for the 2008 NAAQSa Date1 Type Whole State Unclassifiable/Attainment. [43 FR 8964, Mar. 3, 1978]