Title 40
SECTION 81.334
81.334 North Carolina.
§ 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 | |
|---|---|---|
| Date 1 | Type | |
| Brunswick County, NC 2 | 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 (part) 4 | Attainment/Unclassifiable. | |
| All Townships except Limestone Township | ||
| 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 (part) 4 | Attainment/Unclassifiable. | |
| All Townships except Beaverdam Township | ||
| 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 (part) 4 | Attainment/Unclassifiable. | |
| All Townships except Cunningham Township | ||
| 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 | ||
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.
4 The remaining portions of Buncombe, Haywood, and Person Counties will be designated by December 31, 2020.
North Carolina - Carbon Monoxide
| Designated Area | Designation | Classification | ||
|---|---|---|---|---|
| Date 1 | Type | Date 1 | 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 | ||||
1 This date is November 15, 1990, unless otherwise noted.
North Carolina - Ozone (1-Hour Standard) 2
| Designated area | Designation | Classification | ||
|---|---|---|---|---|
| Date 1 | Type | Date 1 | 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 | ||||
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 a | Classification | ||
|---|---|---|---|---|
| Date 1 | Type | Date 2 | 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. | |||
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 1 | Designation | Classification | ||
|---|---|---|---|---|
| Date 2 | Type | Date 2 | 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 | |||
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 a | Classification | ||
|---|---|---|---|---|
| Date 1 | 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. | |||
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 a | Classification | ||
|---|---|---|---|---|
| Date 1 | 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. | |||
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 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 | Designation a | |
|---|---|---|
| Date 1 | 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. | |
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 a | Category/classification | ||
|---|---|---|---|---|
| Date 1 | Type | Date 1 | 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 | ||||
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 2 | 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 | |||
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 1 | Designation | Classification | ||
|---|---|---|---|---|
| Date 2 | 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 | |||
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 a | |
|---|---|---|
| Date 1 | Type | |
| Whole State | Unclassifiable/Attainment. | |
a Includes Indian Country located in each county or area, except as otherwise specified.
1 December 31, 2011 unless otherwise noted.