1. Regulations
  2. title 40
  3. chapter I-i19
  4. part 81
  5. subpart C
  6. § 81.334

View all text of Subpart C [§ 81.300 - § 81.356]

§ 81.334 - North Carolina.

Link to an amendment published at 86 FR 53557, Sept. 28, 2021.

North Carolina—TSP

Designated area Does not meet primary standards Does not meet secondary standards Cannot be classified Better than national standards Alamance CountyX Alexander CountyX Alleghany CountyX Anson CountyX Ashe CountyX Avery CountyX Beaufort CountyX Bertie CountyX Bladen CountyX Brunswick CountyX Buncombe CountyX Burke CountyX Cabarrus CountyX Caldwell CountyX Camden CountyX Carteret CountyX Caswell CountyX Catawba CountyX Chatham CountyX Cherokee CountyX Chowan CountyX Clay CountyX Cleveland CountyX Columbus CountyX Craven CountyX Cumberland CountyX Currituck CountyX Dare CountyX Davidson CountyX Davie CountyX Duplin CountyX Durham CountyX Edgecombe CountyX Forsyth CountyX Franklin CountyX Gaston CountyX Gates CountyX Graham CountyX Granville CountyX Greene CountyX Guilford CountyX Halifax CountyX Harnett CountyX Haywood CountyX Henderson CountyX Hertford CountyX Hoke CountyX Hyde CountyX Iredell CountyX Jackson CountyX Johnston CountyX Jones CountyX Lee CountyX Lenoir CountyX Lincoln CountyX McDowell CountyX Macon CountyX Madison CountyX Martin CountyX Mecklenburg CountyX Mitchell CountyX Montgomery CountyX Moore CountyX Nash CountyX New Hanover CountyX Northampton CountyX Onslow CountyX Orange CountyX Pamlico CountyX Pasquotank CountyX Pender CountyX Perquimans CountyX Person CountyX Pitt CountyX Polk CountyX Randolph CountyX Richmond CountyX Robeson CountyX Rockingham CountyX Rowan CountyX Rutherford CountyX Sampson CountyX Scotland CountyX Stanly CountyX Stokes CountyX Surry CountyX Swain CountyX Transylvania CountyX Tyrrell CountyX Union CountyX Vance CountyX Wake CountyX Warren CountyX Washington CountyX Watauga CountyX Wayne CountyX Wilkes CountyX Wilson CountyX Yadkin CountyX Yancey CountyX

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 CountyX Alexander CountyX Alleghany CountyX Anson CountyX Ashe CountyX Avery CountyX Beaufort CountyX Bertie CountyX Bladen CountyX Brunswick CountyX Buncombe CountyX Burke CountyX Cabarrus CountyX Caldwell CountyX Camden CountyX Carteret CountyX Caswell CountyX Catawba CountyX Chatham CountyX Cherokee CountyX Chowan CountyX Clay CountyX Cleveland CountyX Columbus CountyX Craven CountyX Cumberland CountyX Currituck CountyX Dare CountyX Davidson CountyX Davie CountyX Duplin CountyX Durham CountyX Edgecombe CountyX Forsyth CountyX Franklin CountyX Gaston CountyX Gates CountyX Graham CountyX Granville CountyX Greene CountyX Guilford CountyX Halifax CountyX Harnett CountyX Haywood CountyX Henderson CountyX Hertford CountyX Hoke CountyX Hyde CountyX Iredell CountyX Jackson CountyX Johnston CountyX Jones CountyX Lee CountyX Lenoir CountyX Lincoln CountyX McDowell CountyX Macon CountyX Madison CountyX Martin CountyX Mecklenburg CountyX Mitchell CountyX Montgomery CountyX Moore CountyX Nash CountyX New Hanover CountyX Northampton CountyX Onslow CountyX Orange CountyX Pamlico CountyX Pasquotank CountyX Pender CountyX Perquimans CountyX Person CountyX Pitt CountyX Polk CountyX Randolph CountyX Richmond CountyX Robeson CountyX Rockingham CountyX Rowan CountyX Rutherford CountyX Sampson CountyX Scotland CountyX Stanly CountyX Stokes CountyX Surry CountyX Swain CountyX Transylvania CountyX Tyrrell CountyX Union CountyX Vance CountyX Wake CountyX Warren CountyX Washington CountyX Watauga CountyX Wayne CountyX Wilkes CountyX Wilson CountyX Yadkin CountyX Yancey CountyX

North Carolina—2010 Sulfur Dioxide NAAQS

[Primary]

Designated area Designation Date 1Type Brunswick County, NC 29/12/16Unclassifiable. Brunswick County Lockwood Folly Township, Northwest Township, Shallotte Township, Smithville Township, Town Creek Township, Waccamaw Township Rest of State: 3Alamance CountyAttainment/Unclassifiable. Each Individual Township Alexander CountyAttainment/Unclassifiable. Each Individual Township Alleghany CountyAttainment/Unclassifiable. Each Individual Township Anson CountyAttainment/Unclassifiable. Each Individual Township Ashe CountyAttainment/Unclassifiable. Each Individual Township Avery CountyAttainment/Unclassifiable. Each Individual Township Beaufort CountyAttainment/Unclassifiable. Each Individual Township Bertie CountyAttainment/Unclassifiable. Each Individual Township Bladen CountyAttainment/Unclassifiable. Each Individual Township Buncombe CountyAttainment/Unclassifiable. All Townships except Limestone Township. Limestone Township4/30/2021 Burke CountyAttainment/Unclassifiable. Each Individual Township Cabarrus CountyAttainment/Unclassifiable. Each Individual Township Caldwell CountyAttainment/Unclassifiable. Each Individual Township Camden CountyAttainment/Unclassifiable. Each Individual Township Carteret CountyAttainment/Unclassifiable. Each Individual Township Caswell CountyAttainment/Unclassifiable. Each Individual Township Catawba CountyAttainment/Unclassifiable. Each Individual Township Chatham CountyAttainment/Unclassifiable. Each Individual Township Cherokee CountyAttainment/Unclassifiable. Each Individual Township Chowan CountyAttainment/Unclassifiable. Each Individual Township Clay CountyAttainment/Unclassifiable. Each Individual Township Cleveland CountyAttainment/Unclassifiable. Each Individual Township Columbus CountyAttainment/Unclassifiable. Each Individual Township Craven CountyAttainment/Unclassifiable. Each Individual Township Cumberland CountyAttainment/Unclassifiable. Each Individual Township Currituck CountyAttainment/Unclassifiable. Each Individual Township Dare CountyAttainment/Unclassifiable. Each Individual Township Davidson CountyAttainment/Unclassifiable. Each Individual Township Davie CountyAttainment/Unclassifiable. Each Individual Township Duplin CountyAttainment/Unclassifiable. Each Individual Township Durham CountyAttainment/Unclassifiable. Each Individual Township Edgecombe CountyAttainment/Unclassifiable. Each Individual Township Forsyth CountyAttainment/Unclassifiable. Each Individual Township Franklin CountyAttainment/Unclassifiable. Each Individual Township Gaston CountyAttainment/Unclassifiable. Each Individual Township Gates CountyAttainment/Unclassifiable. Each Individual Township Graham CountyAttainment/Unclassifiable. Each Individual Township Granville CountyAttainment/Unclassifiable. Each Individual Township Greene CountyAttainment/Unclassifiable. Each Individual Township Guilford CountyAttainment/Unclassifiable. Each Individual Township Halifax CountyAttainment/Unclassifiable. Each Individual Township Harnett CountyAttainment/Unclassifiable. Each Individual Township Haywood CountyAttainment/Unclassifiable. All Townships except Beaverdam Township. Beaverdam Township4/30/2021 Henderson CountyAttainment/Unclassifiable. Each Individual Township Hertford CountyAttainment/Unclassifiable. Each Individual Township Hoke CountyAttainment/Unclassifiable. Each Individual Township Hyde CountyAttainment/Unclassifiable. Each Individual Township Iredell CountyAttainment/Unclassifiable. Each Individual Township Jackson CountyAttainment/Unclassifiable. Each Individual Township Johnston CountyAttainment/Unclassifiable. Each Individual Township Jones CountyAttainment/Unclassifiable. Each Individual Township Lee CountyAttainment/Unclassifiable. Each Individual Township Lenoir CountyAttainment/Unclassifiable. Each Individual Township Lincoln CountyAttainment/Unclassifiable. Each Individual Township McDowell CountyAttainment/Unclassifiable. Each Individual Township Macon CountyAttainment/Unclassifiable. Each Individual Township Madison CountyAttainment/Unclassifiable. Each Individual Township Martin CountyAttainment/Unclassifiable. Each Individual Township Mecklenburg CountyAttainment/Unclassifiable. Each Individual Township Mitchell CountyAttainment/Unclassifiable. Each Individual Township Montgomery CountyAttainment/Unclassifiable. Each Individual Township Moore CountyAttainment/Unclassifiable. Each Individual Township Nash CountyAttainment/Unclassifiable. Each Individual Township New Hanover CountyAttainment/Unclassifiable. Each Individual Township Northampton CountyAttainment/Unclassifiable. Each Individual Township Onslow CountyAttainment/Unclassifiable. Each Individual Township Orange CountyAttainment/Unclassifiable. Each Individual Township Pamlico CountyAttainment/Unclassifiable. Each Individual Township Pasquotank CountyAttainment/Unclassifiable. Each Individual Township Pender CountyAttainment/Unclassifiable. Each Individual Township Perquimans CountyAttainment/Unclassifiable. Each Individual Township Person CountyAttainment/Unclassifiable. All Townships except Cunningham Township. Cunningham Township4/30/2021 Pitt CountyAttainment/Unclassifiable. Each Individual Township Polk CountyAttainment/Unclassifiable. Each Individual Township Randolph CountyAttainment/Unclassifiable. Each Individual Township Richmond CountyAttainment/Unclassifiable. Each Individual Township Robeson CountyAttainment/Unclassifiable. Each Individual Township Rockingham CountyAttainment/Unclassifiable. Each Individual Township Rowan CountyAttainment/Unclassifiable. Each Individual Township Rutherford CountyAttainment/Unclassifiable. Each Individual Township Sampson CountyAttainment/Unclassifiable. Each Individual Township Scotland CountyAttainment/Unclassifiable. Each Individual Township Stanly CountyAttainment/Unclassifiable. Each Individual Township Stokes CountyAttainment/Unclassifiable. Each Individual Township Surry CountyAttainment/Unclassifiable. Each Individual Township Swain CountyAttainment/Unclassifiable. Each Individual Township Transylvania CountyAttainment/Unclassifiable. Each Individual Township Tyrrell CountyAttainment/Unclassifiable. Each Individual Township Union CountyAttainment/Unclassifiable. Each Individual Township Vance CountyAttainment/Unclassifiable. Each Individual Township Wake CountyAttainment/Unclassifiable. Each Individual Township Warren CountyAttainment/Unclassifiable. Each Individual Township Washington CountyAttainment/Unclassifiable. Each Individual Township Watauga CountyAttainment/Unclassifiable. Each Individual Township Wayne CountyAttainment/Unclassifiable. Each Individual Township Wilkes CountyAttainment/Unclassifiable. Each Individual Township Wilson CountyAttainment/Unclassifiable. Each Individual Township Yadkin CountyAttainment/Unclassifiable. Each Individual Township Yancey CountyAttainment/Unclassifiable. Each Individual Township

1 This date is April 9, 2018, unless otherwise noted.

2 Excludes Indian country located in each area, if any, unless otherwise specified.

3 Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the boundaries of any area of Indian country in this table, including any area of Indian country located in the larger designation area. The inclusion of any Indian country in the designation area is not a determination that the state has regulatory authority under the Clean Air Act for such Indian country.

North Carolina—Carbon Monoxide

Designated Area Designation Classification Date 1Type Date 1Type Winston-Salem Area Forsyth County11/7/94 StatewideUnclassifiable/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 County9/18/95 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 County9/18/95 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 County9/18/95 Warren County Washington County Watauga County Wayne County Wilkes County Wilson County Yadkin County Yancey County

1 This date is November 15, 1990, unless otherwise noted.

North Carolina—Ozone (1-Hour Standard) 2

Designated area Designation Classification Date 1Type Date 1Type StatewideUnclassifiable/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

1 This date is October 18, 2000, unless otherwise noted.

2 The 1-hour ozone standard is revoked effective June 15, 2005 for all areas in North Carolina except the Cumberland Co. (Fayetteville), Triad (Greensboro-Winston-Salem-High Point), and Unifour (Hickory-Morgantown-Lenoir areas where it is revoked effective April 15, 2009.

North Carolina—1997 Annual PM2.5NAAQS

[Primary and Secondary]

Designated area Designation aClassification Date 1Type Date 2Type Greensboro-Winston Salem-High Point, NC: Davidson County12/19/11Attainment. Guilford County12/19/11Attainment. Hickory-Morganton-Lenoir, NC: Catawba County12/19/11Attainment. Rest of State: Alamance CountyUnclassifiable/Attainment. Alexander CountyUnclassifiable/Attainment. Alleghany CountyUnclassifiable/Attainment. Anson CountyUnclassifiable/Attainment. Ashe CountyUnclassifiable/Attainment. Avery CountyUnclassifiable/Attainment. Beaufort CountyUnclassifiable/Attainment. Bertie CountyUnclassifiable/Attainment. Bladen CountyUnclassifiable/Attainment. Brunswick CountyUnclassifiable/Attainment. Buncombe CountyUnclassifiable/Attainment. Burke CountyUnclassifiable/Attainment. Cabarrus CountyUnclassifiable/Attainment. Caldwell CountyUnclassifiable/Attainment. Camden CountyUnclassifiable/Attainment. Carteret CountyUnclassifiable/Attainment. Caswell CountyUnclassifiable/Attainment. Catawba CountyUnclassifiable/Attainment. Chatham CountyUnclassifiable/Attainment. Cherokee CountyUnclassifiable/Attainment. Chowan CountyUnclassifiable/Attainment. Clay CountyUnclassifiable/Attainment. Cleveland CountyUnclassifiable/Attainment. Columbus CountyUnclassifiable/Attainment. Craven CountyUnclassifiable/Attainment. Cumberland CountyUnclassifiable/Attainment. Currituck CountyUnclassifiable/Attainment. Dare CountyUnclassifiable/Attainment. Davidson CountyUnclassifiable/Attainment. Davie CountyUnclassifiable/Attainment. Duplin CountyUnclassifiable/Attainment. Durham CountyUnclassifiable/Attainment. Edgecombe CountyUnclassifiable/Attainment. Forsyth CountyUnclassifiable/Attainment. Franklin CountyUnclassifiable/Attainment. Gaston CountyUnclassifiable/Attainment. Gates CountyUnclassifiable/Attainment. Graham CountyUnclassifiable/Attainment. Granville CountyUnclassifiable/Attainment. Greene CountyUnclassifiable/Attainment. Guilford CountyUnclassifiable/Attainment. Halifax CountyUnclassifiable/Attainment. Harnett CountyUnclassifiable/Attainment. Haywood CountyUnclassifiable/Attainment. Henderson CountyUnclassifiable/Attainment. Hertford CountyUnclassifiable/Attainment. Hoke CountyUnclassifiable/Attainment. Hyde CountyUnclassifiable/Attainment. Iredell CountyUnclassifiable/Attainment. Jackson CountyUnclassifiable/Attainment. Johnston CountyUnclassifiable/Attainment. Jones CountyUnclassifiable/Attainment. Lee CountyUnclassifiable/Attainment. Lenoir CountyUnclassifiable/Attainment. Lincoln CountyUnclassifiable/Attainment. McDowell CountyUnclassifiable/Attainment. Macon CountyUnclassifiable/Attainment. Madison CountyUnclassifiable/Attainment. Martin CountyUnclassifiable/Attainment. Mecklenburg CountyUnclassifiable/Attainment. Mitchell CountyUnclassifiable/Attainment. Montgomery CountyUnclassifiable/Attainment. Moore CountyUnclassifiable/Attainment. Nash CountyUnclassifiable/Attainment. New Hanover CountyUnclassifiable/Attainment. Northampton CountyUnclassifiable/Attainment. Onslow CountyUnclassifiable/Attainment. Orange CountyUnclassifiable/Attainment. Pamlico CountyUnclassifiable/Attainment. Pasquotank CountyUnclassifiable/Attainment. Pender CountyUnclassifiable/Attainment. Perquimans CountyUnclassifiable/Attainment. Person CountyUnclassifiable/Attainment. Pitt CountyUnclassifiable/Attainment. Polk CountyUnclassifiable/Attainment. Randolph CountyUnclassifiable/Attainment. Richmond CountyUnclassifiable/Attainment. Robeson CountyUnclassifiable/Attainment. Rockingham CountyUnclassifiable/Attainment. Rowan CountyUnclassifiable/Attainment. Rutherford CountyUnclassifiable/Attainment. Sampson CountyUnclassifiable/Attainment. Scotland CountyUnclassifiable/Attainment. Stanly CountyUnclassifiable/Attainment. Stokes CountyUnclassifiable/Attainment. Surry CountyUnclassifiable/Attainment. Swain CountyUnclassifiable/Attainment. Transylvania CountyUnclassifiable/Attainment. Tyrrell CountyUnclassifiable/Attainment. Union CountyUnclassifiable/Attainment. Vance CountyUnclassifiable/Attainment. Wake CountyUnclassifiable/Attainment. Warren CountyUnclassifiable/Attainment. Washington CountyUnclassifiable/Attainment. Watauga CountyUnclassifiable/Attainment. Wayne CountyUnclassifiable/Attainment. Wilkes CountyUnclassifiable/Attainment. Wilson CountyUnclassifiable/Attainment. Yadkin CountyUnclassifiable/Attainment. Yancey CountyUnclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is 30 days after November 13, 2009, unless otherwise noted.

North Carolina—2012 Annual PM2.5 NAAQS

[Primary]

Designated area 1Designation Classification Date 2Type Date 2Type Statewide: Alamance CountyUnclassifiable/Attainment Alexander CountyUnclassifiable/Attainment Alleghany CountyUnclassifiable/Attainment Anson CountyUnclassifiable/Attainment Ashe CountyUnclassifiable/Attainment Avery CountyUnclassifiable/Attainment Beaufort CountyUnclassifiable/Attainment Bertie CountyUnclassifiable/Attainment Bladen CountyUnclassifiable/Attainment Brunswick CountyUnclassifiable/Attainment Buncombe CountyUnclassifiable/Attainment Burke CountyUnclassifiable/Attainment Cabarrus CountyUnclassifiable/Attainment Caldwell CountyUnclassifiable/Attainment Camden CountyUnclassifiable/Attainment Carteret CountyUnclassifiable/Attainment Caswell CountyUnclassifiable/Attainment Catawba CountyUnclassifiable/Attainment Chatham CountyUnclassifiable/Attainment Cherokee CountyUnclassifiable/Attainment Chowan CountyUnclassifiable/Attainment Clay CountyUnclassifiable/Attainment Cleveland CountyUnclassifiable/Attainment Columbus CountyUnclassifiable/Attainment Craven CountyUnclassifiable/Attainment Cumberland CountyUnclassifiable/Attainment Currituck CountyUnclassifiable/Attainment Dare CountyUnclassifiable/Attainment Davidson CountyUnclassifiable/Attainment Davie CountyUnclassifiable/Attainment Duplin CountyUnclassifiable/Attainment Durham CountyUnclassifiable/Attainment Edgecombe CountyUnclassifiable/Attainment Forsyth CountyUnclassifiable/Attainment Franklin CountyUnclassifiable/Attainment Gaston CountyUnclassifiable/Attainment Gates CountyUnclassifiable/Attainment Graham CountyUnclassifiable/Attainment Granville CountyUnclassifiable/Attainment Greene CountyUnclassifiable/Attainment Guilford CountyUnclassifiable/Attainment Halifax CountyUnclassifiable/Attainment Harnett CountyUnclassifiable/Attainment Haywood CountyUnclassifiable/Attainment Henderson CountyUnclassifiable/Attainment Hertford CountyUnclassifiable/Attainment Hoke CountyUnclassifiable/Attainment Hyde CountyUnclassifiable/Attainment Iredell CountyUnclassifiable/Attainment Jackson CountyUnclassifiable/Attainment Johnston CountyUnclassifiable/Attainment Jones CountyUnclassifiable/Attainment Lee CountyUnclassifiable/Attainment Lenoir CountyUnclassifiable/Attainment Lincoln CountyUnclassifiable/Attainment McDowell CountyUnclassifiable/Attainment Macon CountyUnclassifiable/Attainment Madison CountyUnclassifiable/Attainment Martin CountyUnclassifiable/Attainment Mecklenburg CountyUnclassifiable/Attainment Mitchell CountyUnclassifiable/Attainment Montgomery CountyUnclassifiable/Attainment Moore CountyUnclassifiable/Attainment Nash CountyUnclassifiable/Attainment New Hanover CountyUnclassifiable/Attainment Northampton CountyUnclassifiable/Attainment Onslow CountyUnclassifiable/Attainment Orange CountyUnclassifiable/Attainment Pamlico CountyUnclassifiable/Attainment Pasquotank CountyUnclassifiable/Attainment Pender CountyUnclassifiable/Attainment Perquimans CountyUnclassifiable/Attainment Person CountyUnclassifiable/Attainment Pitt CountyUnclassifiable/Attainment Polk CountyUnclassifiable/Attainment Randolph CountyUnclassifiable/Attainment Richmond CountyUnclassifiable/Attainment Robeson CountyUnclassifiable/Attainment Rockingham CountyUnclassifiable/Attainment Rowan CountyUnclassifiable/Attainment Rutherford CountyUnclassifiable/Attainment Sampson CountyUnclassifiable/Attainment Scotland CountyUnclassifiable/Attainment Stanly CountyUnclassifiable/Attainment Stokes CountyUnclassifiable/Attainment Surry CountyUnclassifiable/Attainment Swain CountyUnclassifiable/Attainment Transylvania CountyUnclassifiable/Attainment Tyrrell CountyUnclassifiable/Attainment Union CountyUnclassifiable/Attainment Vance CountyUnclassifiable/Attainment Wake CountyUnclassifiable/Attainment Warren CountyUnclassifiable/Attainment Washington CountyUnclassifiable/Attainment Watauga CountyUnclassifiable/Attainment Wayne CountyUnclassifiable/Attainment Wilkes CountyUnclassifiable/Attainment Wilson CountyUnclassifiable/Attainment Yadkin CountyUnclassifiable/Attainment Yancey CountyUnclassifiable/Attainment

1 Includes areas of Indian country located in each county or area, except as otherwise specified.

2 This date is April 15, 2015, unless otherwise noted.

North Carolina—1997 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation aClassification Date 1Type Date Type Statewide: Alamance CountyUnclassifiable/Attainment. Alexander CountyUnclassifiable/Attainment. Alleghany CountyUnclassifiable/Attainment. Anson CountyUnclassifiable/Attainment. Ashe CountyUnclassifiable/Attainment. Avery CountyUnclassifiable/Attainment. Beaufort CountyUnclassifiable/Attainment. Bertie CountyUnclassifiable/Attainment. Bladen CountyUnclassifiable/Attainment. Brunswick CountyUnclassifiable/Attainment. Buncombe CountyUnclassifiable/Attainment. Burke CountyUnclassifiable/Attainment. Cabarrus CountyUnclassifiable/Attainment. Caldwell CountyUnclassifiable/Attainment. Camden CountyUnclassifiable/Attainment. Carteret CountyUnclassifiable/Attainment. Caswell CountyUnclassifiable/Attainment. Chatham CountyUnclassifiable/Attainment. Cherokee CountyUnclassifiable/Attainment. Chowan CountyUnclassifiable/Attainment. Clay CountyUnclassifiable/Attainment. Cleveland CountyUnclassifiable/Attainment. Columbus CountyUnclassifiable/Attainment. Craven CountyUnclassifiable/Attainment. Cumberland CountyUnclassifiable/Attainment. Currituck CountyUnclassifiable/Attainment. Dare CountyUnclassifiable/Attainment. Davidson CountyUnclassifiable/Attainment. Davie CountyUnclassifiable/Attainment. Duplin CountyUnclassifiable/Attainment. Durham CountyUnclassifiable/Attainment. Edgecombe CountyUnclassifiable/Attainment. Forsyth CountyUnclassifiable/Attainment. Franklin CountyUnclassifiable/Attainment. Gaston CountyUnclassifiable/Attainment. Gates CountyUnclassifiable/Attainment. Graham CountyUnclassifiable/Attainment. Granville CountyUnclassifiable/Attainment. Greene CountyUnclassifiable/Attainment. Guilford CountyUnclassifiable/Attainment. Halifax CountyUnclassifiable/Attainment. Harnett CountyUnclassifiable/Attainment. Haywood CountyUnclassifiable/Attainment. Henderson CountyUnclassifiable/Attainment. Hertford CountyUnclassifiable/Attainment. Hoke CountyUnclassifiable/Attainment. Hyde CountyUnclassifiable/Attainment. Iredell CountyUnclassifiable/Attainment. Jackson CountyUnclassifiable/Attainment. Johnston CountyUnclassifiable/Attainment. Jones CountyUnclassifiable/Attainment. Lee CountyUnclassifiable/Attainment. Lenoir CountyUnclassifiable/Attainment. Lincoln CountyUnclassifiable/Attainment. McDowell CountyUnclassifiable/Attainment. Macon CountyUnclassifiable/Attainment. Madison CountyUnclassifiable/Attainment. Martin CountyUnclassifiable/Attainment. Mecklenburg CountyUnclassifiable/Attainment. Mitchell CountyUnclassifiable/Attainment. Montgomery CountyUnclassifiable/Attainment. Moore CountyUnclassifiable/Attainment. Nash CountyUnclassifiable/Attainment. New Hanover CountyUnclassifiable/Attainment. Northampton CountyUnclassifiable/Attainment. Onslow CountyUnclassifiable/Attainment. Orange CountyUnclassifiable/Attainment. Pamlico CountyUnclassifiable/Attainment. Pasquotank CountyUnclassifiable/Attainment. Pender CountyUnclassifiable/Attainment. Perquimans CountyUnclassifiable/Attainment. Person CountyUnclassifiable/Attainment. Pitt CountyUnclassifiable/Attainment. Polk CountyUnclassifiable/Attainment. Randolph CountyUnclassifiable/Attainment. Richmond CountyUnclassifiable/Attainment. Robeson CountyUnclassifiable/Attainment. Rockingham CountyUnclassifiable/Attainment. Rowan CountyUnclassifiable/Attainment. Rutherford CountyUnclassifiable/Attainment. Sampson CountyUnclassifiable/Attainment. Scotland CountyUnclassifiable/Attainment. Stanly CountyUnclassifiable/Attainment. Stokes CountyUnclassifiable/Attainment. Surry CountyUnclassifiable/Attainment. Swain CountyUnclassifiable/Attainment. Transylvania CountyUnclassifiable/Attainment. Tyrrell CountyUnclassifiable/Attainment. Union CountyUnclassifiable/Attainment. Vance CountyUnclassifiable/Attainment. Wake CountyUnclassifiable/Attainment. Warren CountyUnclassifiable/Attainment. Washington CountyUnclassifiable/Attainment. Watauga CountyUnclassifiable/Attainment. Wayne CountyUnclassifiable/Attainment. Wilkes CountyUnclassifiable/Attainment. Wilson CountyUnclassifiable/Attainment. Yadkin CountyUnclassifiable/Attainment. Yancey CountyUnclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is 90 days after January 5, 2005, unless otherwise noted.

North Carolina—2006 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation aClassification Date 1Type Date Type Statewide: Alamance CountyUnclassifiable/Attainment. Alexander CountyUnclassifiable/Attainment. Alleghany CountyUnclassifiable/Attainment. Anson CountyUnclassifiable/Attainment. Ashe CountyUnclassifiable/Attainment. Avery CountyUnclassifiable/Attainment. Beaufort CountyUnclassifiable/Attainment. Bertie CountyUnclassifiable/Attainment. Bladen CountyUnclassifiable/Attainment. Brunswick CountyUnclassifiable/Attainment. Buncombe CountyUnclassifiable/Attainment. Burke CountyUnclassifiable/Attainment. Cabarrus CountyUnclassifiable/Attainment. Caldwell CountyUnclassifiable/Attainment. Camden CountyUnclassifiable/Attainment. Carteret CountyUnclassifiable/Attainment. Caswell CountyUnclassifiable/Attainment. Catawba CountyUnclassifiable/Attainment. Chatham CountyUnclassifiable/Attainment. Cherokee CountyUnclassifiable/Attainment. Chowan CountyUnclassifiable/Attainment. Clay CountyUnclassifiable/Attainment. Cleveland CountyUnclassifiable/Attainment. Columbus CountyUnclassifiable/Attainment. Craven CountyUnclassifiable/Attainment. Cumberland CountyUnclassifiable/Attainment. Currituck CountyUnclassifiable/Attainment. Dare CountyUnclassifiable/Attainment. Davidson CountyUnclassifiable/Attainment. Davie CountyUnclassifiable/Attainment. Duplin CountyUnclassifiable/Attainment. Durham CountyUnclassifiable/Attainment. Edgecombe CountyUnclassifiable/Attainment. Forsyth CountyUnclassifiable/Attainment. Franklin CountyUnclassifiable/Attainment. Gaston CountyUnclassifiable/Attainment. Gates CountyUnclassifiable/Attainment. Graham CountyUnclassifiable/Attainment. Granville CountyUnclassifiable/Attainment. Greene CountyUnclassifiable/Attainment. Guilford CountyUnclassifiable/Attainment. Halifax CountyUnclassifiable/Attainment. Harnett CountyUnclassifiable/Attainment. Haywood CountyUnclassifiable/Attainment. Henderson CountyUnclassifiable/Attainment. Hertford CountyUnclassifiable/Attainment. Hoke CountyUnclassifiable/Attainment. Hyde CountyUnclassifiable/Attainment. Iredell CountyUnclassifiable/Attainment. Jackson CountyUnclassifiable/Attainment. Johnston CountyUnclassifiable/Attainment. Jones CountyUnclassifiable/Attainment. Lee CountyUnclassifiable/Attainment. Lenoir CountyUnclassifiable/Attainment. Lincoln CountyUnclassifiable/Attainment. McDowell CountyUnclassifiable/Attainment. Macon CountyUnclassifiable/Attainment. Madison CountyUnclassifiable/Attainment. Martin CountyUnclassifiable/Attainment. Mecklenburg CountyUnclassifiable/Attainment. Mitchell CountyUnclassifiable/Attainment. Montgomery CountyUnclassifiable/Attainment. Moore CountyUnclassifiable/Attainment. Nash CountyUnclassifiable/Attainment. New Hanover CountyUnclassifiable/Attainment. Northampton CountyUnclassifiable/Attainment. Onslow CountyUnclassifiable/Attainment. Orange CountyUnclassifiable/Attainment. Pamlico CountyUnclassifiable/Attainment. Pasquotank CountyUnclassifiable/Attainment. Pender CountyUnclassifiable/Attainment. Perquimans CountyUnclassifiable/Attainment. Person CountyUnclassifiable/Attainment. Pitt CountyUnclassifiable/Attainment. Polk CountyUnclassifiable/Attainment. Randolph CountyUnclassifiable/Attainment. Richmond CountyUnclassifiable/Attainment. Robeson CountyUnclassifiable/Attainment. Rockingham CountyUnclassifiable/Attainment. Rowan CountyUnclassifiable/Attainment. Rutherford CountyUnclassifiable/Attainment. Sampson CountyUnclassifiable/Attainment. Scotland CountyUnclassifiable/Attainment. Stanly CountyUnclassifiable/Attainment. Stokes CountyUnclassifiable/Attainment. Surry CountyUnclassifiable/Attainment. Swain CountyUnclassifiable/Attainment. Transylvania CountyUnclassifiable/Attainment. Tyrrell CountyUnclassifiable/Attainment. Union CountyUnclassifiable/Attainment. Vance CountyUnclassifiable/Attainment. Wake CountyUnclassifiable/Attainment. Warren CountyUnclassifiable/Attainment. Washington CountyUnclassifiable/Attainment. Watauga CountyUnclassifiable/Attainment. Wayne CountyUnclassifiable/Attainment. Wilkes CountyUnclassifiable/Attainment. Wilson CountyUnclassifiable/Attainment. Yadkin CountyUnclassifiable/Attainment. Yancey CountyUnclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is 30 days after November 13, 2009, unless otherwise noted.

North Carolina—NO2 (1971 Annual Standard)

Designated areas Does not meet primary standards Cannot be classified or better than national standards Alamance CountyX Alexander CountyX Alleghany CountyX Anson CountyX Ashe CountyX Avery CountyX Beaufort CountyX Bertie CountyX Bladen CountyX Brunswick CountyX Buncombe CountyX Burke CountyX Cabarrus CountyX Caldwell CountyX Camden CountyX Carteret CountyX Caswell CountyX Catawba CountyX Chatham CountyX Cherokee CountyX Chowan CountyX Clay CountyX Cleveland CountyX Columbus CountyX Craven CountyX Cumberland CountyX Currituck CountyX Dare CountyX Davidson CountyX Davie CountyX Duplin CountyX Durham CountyX Edgecombe CountyX Forsyth CountyX Franklin CountyX Gaston CountyX Gates CountyX Graham CountyX Granville CountyX Greene CountyX Guilford CountyX Halifax CountyX Harnett CountyX Haywood CountyX Henderson CountyX Hertford CountyX Hoke CountyX Hyde CountyX Iredell CountyX Jackson CountyX Jones CountyX Lee CountyX Lenoir CountyX Lincoln CountyX McDowell CountyX Macon CountyX Madison CountyX Martin CountyX Mecklenburg CountyX Mitchell CountyX Montgomery CountyX Moore CountyX Nash CountyX New Hanover CountyX Northampton CountyX Onslow CountyX Orange CountyX Pamlico CountyX Pasquotank CountyX Pender CountyX Perquimans CountyX Person CountyX Pitt CountyX Polk CountyX Randolph CountyX Richmond CountyX Robeson CountyX Rockingham CountyX Rowan CountyX Rutherford CountyX Sampson CountyX Scotland CountyX Stanly CountyX Stokes CountyX Surry CountyX Swain CountyX Transylvania CountyX Tyrrell CountyX Union CountyX Vance CountyX Wake CountyX Warren CountyX Washington CountyX Watauga CountyX Wayne CountyX Wilkes CountyX Wilson CountyX

North Carolina—NO2 (2010 1-Hour Standard)

Designated area Designation aDate 1Type 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 TownshipUnclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is 90 days after October 31, 2011, unless otherwise noted.

North Carolina—1997 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area Designation aCategory/classification Date 1Type Date 1Type Charlotte-Gastonia-Rock Hill, NC-SCThis action is effective 12/2/13Attainment. Cabarrus CountyThis action is effective 12/2/13Attainment. Gaston CountyThis action is effective 12/2/13Attainment. Iredell County (part) Davidson Township, Coddle Creek TownshipThis action is effective 12/2/13Attainment. Lincoln CountyThis action is effective 12/2/13Attainment. Mecklenburg CountyThis action is effective 12/2/13Attainment. Rowan CountyThis action is effective 12/2/13Attainment. Union CountyThis action is effective 12/2/13Attainment. 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 12/07/09Attainment. Swain County (part)This action is effective 12/07/09Attainment. 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 TownshipThis action is effective December 26, 2007Attainment Durham CountyThis action is effective December 26, 2007Attainment Franklin CountyThis action is effective December 26, 2007Attainment Granville CountyThis action is effective December 26, 2007Attainment Johnston CountyThis action is effective December 26, 2007Attainment Orange CountyThis action is effective December 26, 2007Attainment Person CountyThis action is effective December 26, 2007Attainment Wake CountyThis action is effective December 26, 2007Attainment Rocky Mount, NC: Edgecombe CountyJanuary 5, 2007AttainmentNash CountyJanuary 5, 2007AttainmentRest 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

a Includes Indian Country located in each county or area, except as otherwise specified.

1 This date is June 15, 2004, unless otherwise noted.

2 Effective April 15, 2008.

3 November 22, 2004.

4 Attainment date extended to June 15, 2011.

North Carolina—2008 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area Designation Classification Date 1 Type Date 1 Type Charlotte-Rock Hill, NC-SC 2This action is effective 7/28/2015AttainmentCabarrus 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 TownshipGaston County (part)Crowders Mountain Township, Dallas Township, Gastonia Township, Riverbend Township, South Point TownshipIredell County (part)Davidson Township, Coddle Creek TownshipLincoln County (part)Catawba Springs Township, Ironton Township, Lincolnton TownshipMecklenburg CountyRowan County (part)Atwell Township, China Grove Township, Franklin Township, Gold Hill Township, Litaker Township, Locke Township, Providence Township, Salisbury Township, Steele Township, Unity TownshipUnion County (part)Goose Creek Township, Marshville Township, Monroe Township, Sandy Ridge Township, Vance TownshipRest of State: 3Alamance CountyUnclassifiable/Attainment Alexander CountyUnclassifiable/Attainment Alleghany CountyUnclassifiable/Attainment Anson CountyUnclassifiable/Attainment Ashe CountyUnclassifiable/Attainment Avery CountyUnclassifiable/Attainment Beaufort CountyUnclassifiable/Attainment Bertie CountyUnclassifiable/Attainment Bladen CountyUnclassifiable/Attainment Brunswick CountyUnclassifiable/Attainment Buncombe CountyUnclassifiable/Attainment Burke CountyUnclassifiable/Attainment Cabarrus County (part) Gold Hill TownshipUnclassifiable/Attainment Caldwell CountyUnclassifiable/Attainment Camden CountyUnclassifiable/Attainment Carteret CountyUnclassifiable/Attainment Caswell CountyUnclassifiable/Attainment Catawba CountyUnclassifiable/Attainment Chatham CountyUnclassifiable/Attainment Cherokee CountyUnclassifiable/Attainment Chowan CountyUnclassifiable/Attainment Clay CountyUnclassifiable/Attainment Cleveland CountyUnclassifiable/Attainment Columbus CountyUnclassifiable/Attainment Craven CountyUnclassifiable/Attainment Cumberland CountyUnclassifiable/Attainment Currituck CountyUnclassifiable/Attainment Dare CountyUnclassifiable/Attainment Davidson CountyUnclassifiable/Attainment Davie CountyUnclassifiable/Attainment Duplin CountyUnclassifiable/Attainment Durham CountyUnclassifiable/Attainment Edgecombe CountyUnclassifiable/Attainment Forsyth CountyUnclassifiable/Attainment Franklin CountyUnclassifiable/Attainment Gaston County (part) Cherryville TownshipUnclassifiable/Attainment Gates CountyUnclassifiable/Attainment Graham CountyUnclassifiable/Attainment Granville CountyUnclassifiable/Attainment Greene CountyUnclassifiable/Attainment Guilford CountyUnclassifiable/Attainment Halifax CountyUnclassifiable/Attainment Harnett CountyUnclassifiable/Attainment Haywood CountyUnclassifiable/Attainment Henderson CountyUnclassifiable/Attainment Hertford CountyUnclassifiable/Attainment Hoke CountyUnclassifiable/Attainment Hyde CountyUnclassifiable/Attainment Iredell County (part) Barringer TownshipUnclassifiable/Attainment Bethany TownshipUnclassifiable/Attainment Chambersburg TownshipUnclassifiable/Attainment Concord TownshipUnclassifiable/Attainment Cool Springs TownshipUnclassifiable/Attainment Eagle Mills TownshipUnclassifiable/Attainment Fallstown TownshipUnclassifiable/Attainment New Hope TownshipUnclassifiable/Attainment Olin TownshipUnclassifiable/Attainment Sharpesburg TownshipUnclassifiable/Attainment Shiloh TownshipUnclassifiable/Attainment Statesville TownshipUnclassifiable/Attainment Turnersburg TownshipUnclassifiable/Attainment Union Grove TownshipUnclassifiable/Attainment Jackson CountyUnclassifiable/Attainment Johnston CountyUnclassifiable/Attainment Jones CountyUnclassifiable/Attainment Lee CountyUnclassifiable/Attainment Lenoir CountyUnclassifiable/Attainment Lincoln County (part) Howard's Creek TownshipUnclassifiable/Attainment North Brook TownshipUnclassifiable/Attainment Macon CountyUnclassifiable/Attainment Madison CountyUnclassifiable/Attainment Martin CountyUnclassifiable/Attainment McDowell CountyUnclassifiable/Attainment Mitchell CountyUnclassifiable/Attainment Montgomery CountyUnclassifiable/Attainment Moore CountyUnclassifiable/Attainment Nash CountyUnclassifiable/Attainment New Hanover CountyUnclassifiable/Attainment Northampton CountyUnclassifiable/Attainment Onslow CountyUnclassifiable/Attainment Orange CountyUnclassifiable/Attainment Pamlico CountyUnclassifiable/Attainment Pasquotank CountyUnclassifiable/Attainment Pender CountyUnclassifiable/Attainment Perquimans CountyUnclassifiable/Attainment Person CountyUnclassifiable/Attainment Pitt CountyUnclassifiable/Attainment Polk CountyUnclassifiable/Attainment Randolph CountyUnclassifiable/Attainment Richmond CountyUnclassifiable/Attainment Robeson CountyUnclassifiable/Attainment Rockingham CountyUnclassifiable/Attainment Rowan County (part) Cleveland TownshipUnclassifiable/Attainment Morgan TownshipUnclassifiable/Attainment Mount Ulla TownshipUnclassifiable/Attainment Scotch Irish TownshipUnclassifiable/Attainment Rutherford CountyUnclassifiable/Attainment Sampson CountyUnclassifiable/Attainment Scotland CountyUnclassifiable/Attainment Stanly CountyUnclassifiable/Attainment Stokes CountyUnclassifiable/Attainment Surry CountyUnclassifiable/Attainment Swain CountyUnclassifiable/Attainment Transylvania CountyUnclassifiable/Attainment Tyrrell CountyUnclassifiable/Attainment Union County (part) Buford TownshipUnclassifiable/Attainment Jackson TownshipUnclassifiable/Attainment Lanes Creek TownshipUnclassifiable/Attainment New Salem TownshipUnclassifiable/Attainment Vance CountyUnclassifiable/Attainment Wake CountyUnclassifiable/Attainment Warren CountyUnclassifiable/Attainment Washington CountyUnclassifiable/Attainment Watauga CountyUnclassifiable/Attainment Wayne CountyUnclassifiable/Attainment Wilkes CountyUnclassifiable/Attainment Wilson CountyUnclassifiable/Attainment Yadkin CountyUnclassifiable/Attainment Yancey CountyUnclassifiable/Attainment

1 This date is July 20, 2012, unless otherwise noted.

2 Excludes Indian country located in each area, unless otherwise noted.

3 Includes any Indian country in each county or area, unless otherwise specified.

North Carolina—2015 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area 1Designation Classification Date 2Type Date Type Alamance CountyAttainment/Unclassifiable Alexander CountyAttainment/Unclassifiable Alleghany CountyAttainment/Unclassifiable Anson CountyAttainment/Unclassifiable Ashe CountyAttainment/Unclassifiable Avery CountyAttainment/Unclassifiable Beaufort CountyAttainment/Unclassifiable Bertie CountyAttainment/Unclassifiable Bladen CountyAttainment/Unclassifiable Brunswick CountyAttainment/Unclassifiable Buncombe CountyAttainment/Unclassifiable Burke CountyAttainment/Unclassifiable Cabarrus CountyAttainment/Unclassifiable Caldwell CountyAttainment/Unclassifiable Camden CountyAttainment/Unclassifiable Carteret CountyAttainment/Unclassifiable Caswell CountyAttainment/Unclassifiable Catawba CountyAttainment/Unclassifiable Chatham CountyAttainment/Unclassifiable Cherokee CountyAttainment/Unclassifiable Chowan CountyAttainment/Unclassifiable Clay CountyAttainment/Unclassifiable Cleveland CountyAttainment/Unclassifiable Columbus CountyAttainment/Unclassifiable Craven CountyAttainment/Unclassifiable Cumberland CountyAttainment/Unclassifiable Currituck CountyAttainment/Unclassifiable Dare CountyAttainment/Unclassifiable Davidson CountyAttainment/Unclassifiable Davie CountyAttainment/Unclassifiable Duplin CountyAttainment/Unclassifiable Durham CountyAttainment/Unclassifiable Edgecombe CountyAttainment/Unclassifiable Forsyth CountyAttainment/Unclassifiable Franklin CountyAttainment/Unclassifiable Gaston CountyAttainment/Unclassifiable Gates CountyAttainment/Unclassifiable Graham CountyAttainment/Unclassifiable Granville CountyAttainment/Unclassifiable Greene CountyAttainment/Unclassifiable Guilford CountyAttainment/Unclassifiable Halifax CountyAttainment/Unclassifiable Harnett CountyAttainment/Unclassifiable Haywood CountyAttainment/Unclassifiable Henderson CountyAttainment/Unclassifiable Hertford CountyAttainment/Unclassifiable Hoke CountyAttainment/Unclassifiable Hyde CountyAttainment/Unclassifiable Iredell CountyAttainment/Unclassifiable Jackson CountyAttainment/Unclassifiable Johnston CountyAttainment/Unclassifiable Jones CountyAttainment/Unclassifiable Lee CountyAttainment/Unclassifiable Lenoir CountyAttainment/Unclassifiable Lincoln CountyAttainment/Unclassifiable McDowell CountyAttainment/Unclassifiable Macon CountyAttainment/Unclassifiable Madison CountyAttainment/Unclassifiable Martin CountyAttainment/Unclassifiable Mecklenburg CountyAttainment/Unclassifiable Mitchell CountyAttainment/Unclassifiable Montgomery CountyAttainment/Unclassifiable Moore CountyAttainment/Unclassifiable Nash CountyAttainment/Unclassifiable New Hanover CountyAttainment/Unclassifiable Northampton CountyAttainment/Unclassifiable Onslow CountyAttainment/Unclassifiable Orange CountyAttainment/Unclassifiable Pamlico CountyAttainment/Unclassifiable Pasquotank CountyAttainment/Unclassifiable Pender CountyAttainment/Unclassifiable Perquimans CountyAttainment/Unclassifiable Person CountyAttainment/Unclassifiable Pitt CountyAttainment/Unclassifiable Polk CountyAttainment/Unclassifiable Randolph CountyAttainment/Unclassifiable Richmond CountyAttainment/Unclassifiable Robeson CountyAttainment/Unclassifiable Rockingham CountyAttainment/Unclassifiable Rowan CountyAttainment/Unclassifiable Rutherford CountyAttainment/Unclassifiable Sampson CountyAttainment/Unclassifiable Scotland CountyAttainment/Unclassifiable Stanly CountyAttainment/Unclassifiable Stokes CountyAttainment/Unclassifiable Surry CountyAttainment/Unclassifiable Swain CountyAttainment/Unclassifiable Transylvania CountyAttainment/Unclassifiable Tyrrell CountyAttainment/Unclassifiable Union CountyAttainment/Unclassifiable Vance CountyAttainment/Unclassifiable Wake CountyAttainment/Unclassifiable Warren CountyAttainment/Unclassifiable Washington CountyAttainment/Unclassifiable Watauga CountyAttainment/Unclassifiable Wayne CountyAttainment/Unclassifiable Wilkes CountyAttainment/Unclassifiable Wilson CountyAttainment/Unclassifiable Yadkin CountyAttainment/Unclassifiable Yancey CountyAttainment/Unclassifiable

1 Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the boundaries of any area of Indian country in this table, including any area of Indian country located in the larger designation area. The inclusion of any Indian country in the designation area is not a determination that the state has regulatory authority under the Clean Air Act for such Indian country.

2 This date is January 16, 2018, unless otherwise noted.

North Carolina—2008 Lead NAAQS

Designated area Designation for the 2008 NAAQS aDate 1Type Whole StateUnclassifiable/Attainment.

a Includes Indian Country located in each county or area, except as otherwise specified.

1 December 31, 2011 unless otherwise noted.

[43 FR 8964, Mar. 3, 1978] Editorial Note:For Federal Register citations affecting § 81.334, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov.

AUTHORITY: 42 U.S.C. 7401,

SOURCE: 36 FR 22421, Nov. 25, 1971, unless otherwise noted.

CITE AS: 40 CFR 81.334