Oklahoma-TSP
Designated area | Does not meet primary standards | Does not meet secondary standards | Cannot be classified | Better than national standards |
AQCR 017 | X | |||
AQCR 022 | X | |||
AQCR 184 | X | |||
AQCR 185 | X | |||
AQCR 186: | ||||
Tulsa County | X | |||
Portions of Muskogee County | X | |||
Portions of Mayes County | X | |||
Remainder of AQCR | X | |||
AQCR 187 | X | |||
AQCR 188 | X | |||
AQCR 189: | ||||
Portion of Comanche County | X | |||
Remainder of AQCR | X |
Oklahoma-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 |
AQCR 017 | X | |||
AQCR 184 | X | |||
AQCR 185 | X | |||
AQCR 186 | X | |||
AQCR 187 | X | |||
AQCR 188 | X | |||
AQCR 189 | X |
Oklahoma-2010 Sulfur Dioxide NAAQS
[Primary]
Designated area1 | Designation | |
Date2 | Type | |
Adair County | Attainment/Unclassifiable. | |
Alfalfa County | Attainment/Unclassifiable. | |
Atoka County | Attainment/Unclassifiable. | |
Beaver County | Attainment/Unclassifiable. | |
Beckham County | Attainment/Unclassifiable. | |
Blaine County | Attainment/Unclassifiable. | |
Bryan County | Attainment/Unclassifiable. | |
Caddo County | Attainment/Unclassifiable. | |
Canadian County | Attainment/Unclassifiable. | |
Carter County | Attainment/Unclassifiable. | |
Cherokee County | Attainment/Unclassifiable. | |
Choctaw County | 9/12/16 | Attainment/Unclassifiable. |
Cimarron County | Attainment/Unclassifiable. | |
Cleveland County | Attainment/Unclassifiable. | |
Coal County | Attainment/Unclassifiable. | |
Comanche County | Attainment/Unclassifiable. | |
Cotton County | Attainment/Unclassifiable. | |
Craig County | Attainment/Unclassifiable. | |
Creek County | Attainment/Unclassifiable. | |
Custer County | Attainment/Unclassifiable. | |
Delaware County | Attainment/Unclassifiable. | |
Dewey County | Attainment/Unclassifiable. | |
Ellis County | Attainment/Unclassifiable. | |
Garfield County | 4/30/2021 | Attainment/Unclassifiable. |
Garvin County | Attainment/Unclassifiable. | |
Grady County | Attainment/Unclassifiable. | |
Grant County | Attainment/Unclassifiable. | |
Greer County | Attainment/Unclassifiable. | |
Harmon County | Attainment/Unclassifiable. | |
Harper County | Attainment/Unclassifiable. | |
Haskell County | Attainment/Unclassifiable. | |
Hughes County | Attainment/Unclassifiable. | |
Jackson County | Attainment/Unclassifiable. | |
Jefferson County | Attainment/Unclassifiable. | |
Johnston County | Attainment/Unclassifiable. | |
Kay County | Attainment/Unclassifiable. | |
Kingfisher County | Attainment/Unclassifiable. | |
Kiowa County | Attainment/Unclassifiable. | |
Latimer County | Attainment/Unclassifiable. | |
Le Flore County | Attainment/Unclassifiable. | |
Lincoln County | Attainment/Unclassifiable. | |
Logan County | Attainment/Unclassifiable. | |
Love County | Attainment/Unclassifiable. | |
McClain County | Attainment/Unclassifiable. | |
McCurtain County | Attainment/Unclassifiable. | |
McIntosh County | Attainment/Unclassifiable. | |
Major County | Attainment/Unclassifiable. | |
Marshall County | Attainment/Unclassifiable. | |
Mayes County | 4/30/2021 | Attainment/Unclassifiable. |
Murray County | Attainment/Unclassifiable. | |
Muskogee County | 4/30/2021 | Attainment/Unclassifiable. |
Noble County | 9/12/16 | Attainment/Unclassifiable. |
Nowata County | Attainment/Unclassifiable. | |
Okfuskee County | Attainment/Unclassifiable. | |
Oklahoma County | Attainment/Unclassifiable. | |
Okmulgee County | Attainment/Unclassifiable. | |
Osage County | Attainment/Unclassifiable. | |
Ottawa County | Attainment/Unclassifiable. | |
Pawnee County | Attainment/Unclassifiable. | |
Payne County | Attainment/Unclassifiable. | |
Pittsburg County | Attainment/Unclassifiable. | |
Pontotoc County | Attainment/Unclassifiable. | |
Pottawatomie County | Attainment/Unclassifiable. | |
Pushmataha County | Attainment/Unclassifiable. | |
Roger Mills County | Attainment/Unclassifiable. | |
Rogers County | Attainment/Unclassifiable. | |
Seminole County | Attainment/Unclassifiable. | |
Sequoyah County | Attainment/Unclassifiable. | |
Stephens County | Attainment/Unclassifiable. | |
Texas County | Attainment/Unclassifiable. | |
Tillman County | Attainment/Unclassifiable. | |
Tulsa County | Attainment/Unclassifiable. | |
Wagoner County | Attainment/Unclassifiable. | |
Washington County | Attainment/Unclassifiable. | |
Washita County | Attainment/Unclassifiable. | |
Woods County | Attainment/Unclassifiable. | |
Woodward 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 April 9, 2018, unless otherwise noted.
Oklahoma-Carbon Monoxide
Designated Area | Designation | Classification | ||
Date1 | Type | Date1 | Type | |
AQCR 017 Metropolitan Fort Smith Interstate | Unclassifiable/Attainment | |||
Adair County | ||||
Cherokee County | ||||
Le Flore County | ||||
Sequoyah County | ||||
AQCR 022 Shreveport-Texarkana-Tyler Interstate | Unclassifiable/Attainment | |||
McCurtain County | ||||
AQCR 184 Central Oklahoma Intrastate | Unclassifiable/Attainment | |||
Canadian County | ||||
Cleveland County | ||||
Grady County | ||||
Kingfisher County | ||||
Lincoln County | ||||
Logan County | ||||
McClain County | ||||
Oklahoma County | ||||
Pottawatomie County | ||||
AQCR 185 North Central Oklahoma Intrastate | Unclassifiable/Attainment | |||
Garfield County | ||||
Grant County | ||||
Kay County | ||||
Noble County | ||||
Payne County | ||||
AQCR 186 Northeastern Oklahoma Intrastate | Unclassifiable/Attainment | |||
Craig County | ||||
Creek County | ||||
Delaware County | ||||
Mayes County | ||||
Muskogee County | ||||
Nowata County | ||||
Okmulgee County | ||||
Osage County | ||||
Ottawa County | ||||
Pawnee County | ||||
Rogers County | ||||
Tulsa County | ||||
Wagoner County | ||||
Washington County | ||||
AQCR 187 Northwestern Oklahoma Intrastate | Unclassifiable/Attainment | |||
Alfalfa County | ||||
Beaver County | ||||
Blaine County | ||||
Cimarron County | ||||
Custer County | ||||
Dewey County | ||||
Ellis County | ||||
Harper County | ||||
Major County | ||||
Roger Mills County | ||||
Texas County | ||||
Woods County | ||||
Woodward County | ||||
AQCR 188 Southeastern Oklahoma Intrastate | Unclassifiable/Attainment | |||
Atoka County | ||||
Bryan County | ||||
Carter County | ||||
Choctaw County | ||||
Coal County | ||||
Garvin County | ||||
Haskell County | ||||
Hughes County | ||||
Johnston County | ||||
Latimer County | ||||
Love County | ||||
Marshall County | ||||
McIntosh County | ||||
Murray County | ||||
Okfuskee County | ||||
Pittsburg County | ||||
Pontotoc County | ||||
Pushmataha County | ||||
Seminole County | ||||
AQCR 189 Southwestern Oklahoma Intrastate | Unclassifiable/Attainment | |||
Beckham County | ||||
Caddo County | ||||
Comanche County | ||||
Cotton County | ||||
Greer County | ||||
Harmon County | ||||
Jackson County | ||||
Jefferson County | ||||
Kiowa County | ||||
Stephens County | ||||
Tillman County | ||||
Washita County |
1 This date is November 15, 1990, unless otherwise noted.
Oklahoma-Ozone (1-Hour Standard)2
Designated area | Designation | Classification | ||
Date1 | Type | Date1 | Type | |
AQCR 017 Metropolitan Fort Smith Interstate | Unclassifiable/Attainment | |||
Adair County | ||||
Cherokee County | ||||
Le Flore County | ||||
Sequoyah County | ||||
AQCR 022 Shreveport-Texarkana-Tyler Intrastate | Unclassifiable/Attainment | |||
McCurtain County | ||||
AQCR 184 Central Oklahoma Intrastate (part) | ||||
Cleveland County | Unclassifiable/Attainment | |||
Oklahoma County | Unclassifiable/Attainment | |||
AQCR 184 Central Oklahoma Intrastate (Remainder of) | Unclassifiable/Attainment | |||
Canadian County | ||||
Grady County | ||||
Kingfisher County | ||||
Lincoln County | ||||
Logan County | ||||
McClain County | ||||
Pottawatomie County | ||||
AQCR 185 North Central Oklahoma Intrastate | Unclassifiable/Attainment | |||
Garfield County | ||||
Grant County | ||||
Kay County | ||||
Noble County | ||||
Payne County | ||||
AQCR 186 Northeastern Oklahoma Intrastate | Unclassifiable/Attainment | |||
Craig County | ||||
Creek County | ||||
Delaware County | ||||
Mayes County | ||||
Muskogee County | ||||
Nowata County | ||||
Okmulgee County | ||||
Osage County | ||||
Ottawa County | ||||
Pawnee County | ||||
Rogers County | ||||
Tulsa County | ||||
Wagoner County | ||||
Washington County | ||||
AQCR 187 Northwestern Oklahoma Intrastate | Unclassifiable/Attainment | |||
Alfalfa County | ||||
Beaver County | ||||
Blaine County | ||||
Cimarron County | ||||
Custer County | ||||
Dewey County | ||||
Ellis County | ||||
Harper County | ||||
Major County | ||||
Roger Mills County | ||||
Texas County | ||||
Woods County | ||||
Woodward County | ||||
AQCR 188 Southeastern Oklahoma Intrastate | Unclassifiable/Attainment | |||
Atoka County | ||||
Bryan County | ||||
Carter County | ||||
Choctaw County | ||||
Coal County | ||||
Garvin County | ||||
Haskell County | ||||
Hughes County | ||||
Johnston County | ||||
Latimer County | ||||
Love County | ||||
Marshall County | ||||
McIntosh County | ||||
Murray County | ||||
Okfuskee County | ||||
Pittsburg County | ||||
Pontotoc County | ||||
Pushmataha County | ||||
Seminole County | ||||
AQCR 189 Southwestern Oklahoma Intrastate | Unclassifiable/Attainment | |||
Beckham County | ||||
Caddo County | ||||
Comanche County | ||||
Cotton County | ||||
Greer County | ||||
Harmon County | ||||
Jackson County | ||||
Jefferson County | ||||
Kiowa County | ||||
Stephens County | ||||
Tillman County | ||||
Washita 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 Oklahoma.
Oklahoma-1997 Annual PM2.5 NAAQS
[Primary and Secondary]
Designated area | Designationa | Classification | ||
Date1 | Type | Date | Type | |
AQCR 017 Metropolitan Fort Smith Interstate: | ||||
Adair County | Unclassifiable/Attainment | |||
Cherokee County | Unclassifiable/Attainment | |||
Le Flore County | Unclassifiable/Attainment | |||
Sequoyah County | Unclassifiable/Attainment | |||
AQCR 022 Shreveport-Texarkana-Tyler Intrastate: | ||||
McCurtain County | Unclassifiable/Attainment | |||
AQCR 184 Central Oklahoma Intrastate (part): | ||||
Cleveland County | Unclassifiable/Attainment | |||
Oklahoma County | Unclassifiable/Attainment | |||
AQCR 184 Central Oklahoma Intrastate (remainder of): | ||||
Canadian County | Unclassifiable/Attainment | |||
Grady County | Unclassifiable/Attainment | |||
Kingfisher County | Unclassifiable/Attainment | |||
Lincoln County | Unclassifiable/Attainment | |||
Logan County | Unclassifiable/Attainment | |||
McClain County | Unclassifiable/Attainment | |||
Pottawatomie County | Unclassifiable/Attainment | |||
AQCR 185 North Central Oklahoma Intrastate: | ||||
Garfield County | Unclassifiable/Attainment | |||
Grant County | Unclassifiable/Attainment | |||
Kay County | Unclassifiable/Attainment | |||
Noble County | Unclassifiable/Attainment | |||
Payne County | Unclassifiable/Attainment | |||
AQCR 186 Northeastern Oklahoma Intrastate: | ||||
Craig County | Unclassifiable/Attainment | |||
Creek County | Unclassifiable/Attainment | |||
Delaware County | Unclassifiable/Attainment | |||
Mayes County | Unclassifiable/Attainment | |||
Muskogee County | Unclassifiable/Attainment | |||
Nowata County | Unclassifiable/Attainment | |||
Okmulgee County | Unclassifiable/Attainment | |||
Osage County | Unclassifiable/Attainment | |||
Ottawa County | Unclassifiable/Attainment | |||
Pawnee County | Unclassifiable/Attainment | |||
Rogers County | Unclassifiable/Attainment | |||
Tulsa County | Unclassifiable/Attainment | |||
Wagoner County | Unclassifiable/Attainment | |||
Washington County | Unclassifiable/Attainment | |||
AQCR 187 Northwestern Oklahoma Intrastate: | ||||
Alfalfa County | Unclassifiable/Attainment | |||
Beaver County | Unclassifiable/Attainment | |||
Blaine County | Unclassifiable/Attainment | |||
Cimarron County | Unclassifiable/Attainment | |||
Custer County | Unclassifiable/Attainment | |||
Dewey County | Unclassifiable/Attainment | |||
Ellis County | Unclassifiable/Attainment | |||
Harper County | Unclassifiable/Attainment | |||
Major County | Unclassifiable/Attainment | |||
Roger Mills County | Unclassifiable/Attainment | |||
Texas County | Unclassifiable/Attainment | |||
Woods County | Unclassifiable/Attainment | |||
Woodward County | Unclassifiable/Attainment | |||
AQCR 188 Southeastern Oklahoma Intrastate: | ||||
Atoka County | Unclassifiable/Attainment | |||
Bryan County | Unclassifiable/Attainment | |||
Carter County | Unclassifiable/Attainment | |||
Choctaw County | Unclassifiable/Attainment | |||
Coal County | Unclassifiable/Attainment | |||
Garvin County | Unclassifiable/Attainment | |||
Haskell County | Unclassifiable/Attainment | |||
Hughes County | Unclassifiable/Attainment | |||
Johnston County | Unclassifiable/Attainment | |||
Latimer County | Unclassifiable/Attainment | |||
Love County | Unclassifiable/Attainment | |||
McIntosh County | Unclassifiable/Attainment | |||
Marshall County | Unclassifiable/Attainment | |||
Murray County | Unclassifiable/Attainment | |||
Okfuskee County | Unclassifiable/Attainment | |||
Pittsburg County | Unclassifiable/Attainment | |||
Pontotoc County | Unclassifiable/Attainment | |||
Pushmataha County | Unclassifiable/Attainment | |||
Seminole County | Unclassifiable/Attainment | |||
AQCR 189 Southwestern Oklahoma Intrastate: | ||||
Beckham County | Unclassifiable/Attainment | |||
Caddo County | Unclassifiable/Attainment | |||
Comanche County | Unclassifiable/Attainment | |||
Cotton County | Unclassifiable/Attainment | |||
Greer County | Unclassifiable/Attainment | |||
Harmon County | Unclassifiable/Attainment | |||
Jackson County | Unclassifiable/Attainment | |||
Jefferson County | Unclassifiable/Attainment | |||
Kiowa County | Unclassifiable/Attainment | |||
Stephens County | Unclassifiable/Attainment | |||
Tillman County | Unclassifiable/Attainment | |||
Washita 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.
Oklahoma-2012 Annual PM2.5 NAAQS
[Primary]
Designated area1 | Designation | Classification | ||
Date2 | Type | Date2 | Type | |
AQCR 017 Metropolitan Fort Smith Interstate: | ||||
Adair County | Unclassifiable/Attainment | |||
Cherokee County | Unclassifiable/Attainment | |||
Le Flore County | Unclassifiable/Attainment | |||
Sequoyah County | Unclassifiable/Attainment | |||
AQCR 022 Shreveport-Texarkana-Tyler Intrastate: | ||||
McCurtain County | Unclassifiable/Attainment | |||
AQCR 184 Central Oklahoma Intrastate: | ||||
Canadian County | Unclassifiable/Attainment | |||
Cleveland County | Unclassifiable/Attainment | |||
Grady County | Unclassifiable/Attainment | |||
Kingfisher County | Unclassifiable/Attainment | |||
Lincoln County | Unclassifiable/Attainment | |||
Logan County | Unclassifiable/Attainment | |||
McClain County | Unclassifiable/Attainment | |||
Oklahoma County | Unclassifiable/Attainment | |||
Pottawatomie County | Unclassifiable/Attainment | |||
AQCR 185 North Central Oklahoma Intrastate: | ||||
Garfield County | Unclassifiable/Attainment | |||
Grant County | Unclassifiable/Attainment | |||
Kay County | Unclassifiable/Attainment | |||
Noble County | Unclassifiable/Attainment | |||
Payne County | Unclassifiable/Attainment | |||
AQCR 186 Northeastern Oklahoma Intrastate: | ||||
Craig County | Unclassifiable/Attainment | |||
Creek County | Unclassifiable/Attainment | |||
Delaware County | Unclassifiable/Attainment | |||
Mayes County | Unclassifiable/Attainment | |||
Muskogee County | Unclassifiable/Attainment | |||
Nowata County | Unclassifiable/Attainment | |||
Okmulgee County | Unclassifiable/Attainment | |||
Osage County | Unclassifiable/Attainment | |||
Ottawa County | Unclassifiable/Attainment | |||
Pawnee County | Unclassifiable/Attainment | |||
Rogers County | Unclassifiable/Attainment | |||
Tulsa County | Unclassifiable/Attainment | |||
Wagoner County | Unclassifiable/Attainment | |||
Washington County | Unclassifiable/Attainment | |||
AQCR 187 Northwestern Oklahoma Intrastate: | ||||
Alfalfa County | Unclassifiable/Attainment | |||
Beaver County | Unclassifiable/Attainment | |||
Blaine County | Unclassifiable/Attainment | |||
Cimarron County | Unclassifiable/Attainment | |||
Custer County | Unclassifiable/Attainment | |||
Dewey County | Unclassifiable/Attainment | |||
Ellis County | Unclassifiable/Attainment | |||
Harper County | Unclassifiable/Attainment | |||
Major County | Unclassifiable/Attainment | |||
Roger Mills County | Unclassifiable/Attainment | |||
Texas County | Unclassifiable/Attainment | |||
Woods County | Unclassifiable/Attainment | |||
Woodward County | Unclassifiable/Attainment | |||
AQCR 188 Southeastern Oklahoma Intrastate: | ||||
Atoka County | Unclassifiable/Attainment | |||
Bryan County | Unclassifiable/Attainment | |||
Carter County | Unclassifiable/Attainment | |||
Choctaw County | Unclassifiable/Attainment | |||
Coal County | Unclassifiable/Attainment | |||
Garvin County | Unclassifiable/Attainment | |||
Haskell County | Unclassifiable/Attainment | |||
Hughes County | Unclassifiable/Attainment | |||
Johnston County | Unclassifiable/Attainment | |||
Latimer County | Unclassifiable/Attainment | |||
Love County | Unclassifiable/Attainment | |||
McIntosh County | Unclassifiable/Attainment | |||
Marshall County | Unclassifiable/Attainment | |||
Murray County | Unclassifiable/Attainment | |||
Okfuskee County | Unclassifiable/Attainment | |||
Pittsburg County | Unclassifiable/Attainment | |||
Pontotoc County | Unclassifiable/Attainment | |||
Pushmataha County | Unclassifiable/Attainment | |||
Seminole County | Unclassifiable/Attainment | |||
AQCR 189 Southwestern Oklahoma Intrastate: | ||||
Beckham County | Unclassifiable/Attainment | |||
Caddo County | Unclassifiable/Attainment | |||
Comanche County | Unclassifiable/Attainment | |||
Cotton County | Unclassifiable/Attainment | |||
Greer County | Unclassifiable/Attainment | |||
Harmon County | Unclassifiable/Attainment | |||
Jackson County | Unclassifiable/Attainment | |||
Jefferson County | Unclassifiable/Attainment | |||
Kiowa County | Unclassifiable/Attainment | |||
Stephens County | Unclassifiable/Attainment | |||
Tillman County | Unclassifiable/Attainment | |||
Washita 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.
Oklahoma-1997 24-Hour PM2.5 NAAQS
[Primary and Secondary]
Designated area | Designationa | Classification | ||
Date1 | Type | Date | Type | |
AQCR 017 Metropolitan Fort Smith Interstate: | ||||
Adair County | Unclassifiable/Attainment. | |||
Cherokee County | Unclassifiable/Attainment. | |||
Le Flore County | Unclassifiable/Attainment. | |||
Sequoyah County | Unclassifiable/Attainment. | |||
AQCR 022 Shreveport-Texarkana-Tyler Intrastate: | ||||
McCurtain County | Unclassifiable/Attainment. | |||
AQCR 184 Central Oklahoma Intrastate: | ||||
Canadian County | Unclassifiable/Attainment. | |||
Cleveland County | Unclassifiable/Attainment. | |||
Grady County | Unclassifiable/Attainment. | |||
Kingfisher County | Unclassifiable/Attainment. | |||
Lincoln County | Unclassifiable/Attainment. | |||
Logan County | Unclassifiable/Attainment. | |||
McClain County | Unclassifiable/Attainment. | |||
Oklahoma County | Unclassifiable/Attainment. | |||
Pottawatomie County | Unclassifiable/Attainment. | |||
AQCR 185 North Central Oklahoma Intrastate: | ||||
Garfield County | Unclassifiable/Attainment. | |||
Grant County | Unclassifiable/Attainment. | |||
Kay County | Unclassifiable/Attainment. | |||
Noble County | Unclassifiable/Attainment. | |||
Payne County | Unclassifiable/Attainment. | |||
AQCR 186 Northeastern Oklahoma Intrastate: | ||||
Craig County | Unclassifiable/Attainment. | |||
Creek County | Unclassifiable/Attainment. | |||
Delaware County | Unclassifiable/Attainment. | |||
Mayes County | Unclassifiable/Attainment. | |||
Muskogee County | Unclassifiable/Attainment. | |||
Nowata County | Unclassifiable/Attainment. | |||
Okmulgee County | Unclassifiable/Attainment. | |||
Osage County | Unclassifiable/Attainment. | |||
Ottawa County | Unclassifiable/Attainment. | |||
Pawnee County | Unclassifiable/Attainment. | |||
Rogers County | Unclassifiable/Attainment. | |||
Tulsa County | Unclassifiable/Attainment. | |||
Wagoner County | Unclassifiable/Attainment. | |||
Washington County | Unclassifiable/Attainment. | |||
AQCR 187 Northwestern Oklahoma Intrastate: | ||||
Alfalfa County | Unclassifiable/Attainment. | |||
Beaver County | Unclassifiable/Attainment. | |||
Blaine County | Unclassifiable/Attainment. | |||
Cimarron County | Unclassifiable/Attainment. | |||
Custer County | Unclassifiable/Attainment. | |||
Dewey County | Unclassifiable/Attainment. | |||
Ellis County | Unclassifiable/Attainment. | |||
Harper County | Unclassifiable/Attainment. | |||
Major County | Unclassifiable/Attainment. | |||
Roger Mills County | Unclassifiable/Attainment. | |||
Texas County | Unclassifiable/Attainment. | |||
Woods County | Unclassifiable/Attainment. | |||
Woodward County | Unclassifiable/Attainment. | |||
AQCR 188 Southeastern Oklahoma Intrastate: | ||||
Atoka County | Unclassifiable/Attainment. | |||
Bryan County | Unclassifiable/Attainment. | |||
Carter County | Unclassifiable/Attainment. | |||
Choctaw County | Unclassifiable/Attainment. | |||
Coal County | Unclassifiable/Attainment. | |||
Garvin County | Unclassifiable/Attainment. | |||
Haskell County | Unclassifiable/Attainment. | |||
Hughes County | Unclassifiable/Attainment. | |||
Johnston County | Unclassifiable/Attainment. | |||
Latimer County | Unclassifiable/Attainment. | |||
Love County | Unclassifiable/Attainment. | |||
McIntosh County | Unclassifiable/Attainment. | |||
Marshall County | Unclassifiable/Attainment. | |||
Murray County | Unclassifiable/Attainment. | |||
Okfuskee County | Unclassifiable/Attainment. | |||
Pittsburg County | Unclassifiable/Attainment. | |||
Pontotoc County | Unclassifiable/Attainment. | |||
Pushmataha County | Unclassifiable/Attainment. | |||
Seminole County | Unclassifiable/Attainment. | |||
AQCR 189 Southwestern Oklahoma Intrastate: | ||||
Beckham County | Unclassifiable/Attainment. | |||
Caddo County | Unclassifiable/Attainment. | |||
Comanche County | Unclassifiable/Attainment. | |||
Cotton County | Unclassifiable/Attainment. | |||
Greer County | Unclassifiable/Attainment. | |||
Harmon County | Unclassifiable/Attainment. | |||
Jackson County | Unclassifiable/Attainment. | |||
Jefferson County | Unclassifiable/Attainment. | |||
Kiowa County | Unclassifiable/Attainment. | |||
Stephens County | Unclassifiable/Attainment. | |||
Tillman County | Unclassifiable/Attainment. | |||
Washita 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.
Oklahoma-2006 24-Hour PM2.5 NAAQS
[Primary and Secondary]
Designated area | Designationa | Classification | ||
Date1 | Type | Date | Type | |
AQCR 017 Metropolitan Fort Smith Interstate: | ||||
Adair County | Unclassifiable/Attainment. | |||
Cherokee County | Unclassifiable/Attainment. | |||
Le Flore County | Unclassifiable/Attainment. | |||
Sequoyah County | Unclassifiable/Attainment. | |||
AQCR 022 Shreveport-Texarkana-Tyler Intrastate: | ||||
McCurtain County | Unclassifiable/Attainment. | |||
AQCR 184 Central Oklahoma Intrastate: | ||||
Canadian County | Unclassifiable/Attainment. | |||
Cleveland County | Unclassifiable/Attainment. | |||
Grady County | Unclassifiable/Attainment. | |||
Kingfisher County | Unclassifiable/Attainment. | |||
Lincoln County | Unclassifiable/Attainment. | |||
Logan County | Unclassifiable/Attainment. | |||
McClain County | Unclassifiable/Attainment. | |||
Oklahoma County | Unclassifiable/Attainment. | |||
Pottawatomie County | Unclassifiable/Attainment. | |||
AQCR 185 North Central Oklahoma Intrastate: | ||||
Garfield County | Unclassifiable/Attainment. | |||
Grant County | Unclassifiable/Attainment. | |||
Kay County | Unclassifiable/Attainment. | |||
Noble County | Unclassifiable/Attainment. | |||
Payne County | Unclassifiable/Attainment. | |||
AQCR 186 Northeastern Oklahoma Intrastate: | ||||
Craig County | Unclassifiable/Attainment. | |||
Creek County | Unclassifiable/Attainment. | |||
Delaware County | Unclassifiable/Attainment. | |||
Mayes County | Unclassifiable/Attainment. | |||
Muskogee County | Unclassifiable/Attainment. | |||
Nowata County | Unclassifiable/Attainment. | |||
Okmulgee County | Unclassifiable/Attainment. | |||
Osage County | Unclassifiable/Attainment. | |||
Ottawa County | Unclassifiable/Attainment. | |||
Pawnee County | Unclassifiable/Attainment. | |||
Rogers County | Unclassifiable/Attainment. | |||
Tulsa County | Unclassifiable/Attainment. | |||
Wagoner County | Unclassifiable/Attainment. | |||
Washington County | Unclassifiable/Attainment. | |||
AQCR 187 Northwestern Oklahoma Intrastate: | ||||
Alfalfa County | Unclassifiable/Attainment. | |||
Beaver County | Unclassifiable/Attainment. | |||
Blaine County | Unclassifiable/Attainment. | |||
Cimarron County | Unclassifiable/Attainment. | |||
Custer County | Unclassifiable/Attainment. | |||
Dewey County | Unclassifiable/Attainment. | |||
Ellis County | Unclassifiable/Attainment. | |||
Harper County | Unclassifiable/Attainment. | |||
Major County | Unclassifiable/Attainment. | |||
Roger Mills County | Unclassifiable/Attainment. | |||
Texas County | Unclassifiable/Attainment. | |||
Woods County | Unclassifiable/Attainment. | |||
Woodward County | Unclassifiable/Attainment. | |||
AQCR 188 Southeastern Oklahoma Intrastate: | ||||
Atoka County | Unclassifiable/Attainment. | |||
Bryan County | Unclassifiable/Attainment. | |||
Carter County | Unclassifiable/Attainment. | |||
Choctaw County | Unclassifiable/Attainment. | |||
Coal County | Unclassifiable/Attainment. | |||
Garvin County | Unclassifiable/Attainment. | |||
Haskell County | Unclassifiable/Attainment. | |||
Hughes County | Unclassifiable/Attainment. | |||
Johnston County | Unclassifiable/Attainment. | |||
Latimer County | Unclassifiable/Attainment. | |||
Love County | Unclassifiable/Attainment. | |||
McIntosh County | Unclassifiable/Attainment. | |||
Marshall County | Unclassifiable/Attainment. | |||
Murray County | Unclassifiable/Attainment. | |||
Okfuskee County | Unclassifiable/Attainment. | |||
Pittsburg County | Unclassifiable/Attainment. | |||
Pontotoc County | Unclassifiable/Attainment. | |||
Pushmataha County | Unclassifiable/Attainment. | |||
Seminole County | Unclassifiable/Attainment. | |||
AQCR 189 Southwestern Oklahoma Intrastate: | ||||
Beckham County | Unclassifiable/Attainment. | |||
Caddo County | Unclassifiable/Attainment. | |||
Comanche County | Unclassifiable/Attainment. | |||
Cotton County | Unclassifiable/Attainment. | |||
Greer County | Unclassifiable/Attainment. | |||
Harmon County | Unclassifiable/Attainment. | |||
Jackson County | Unclassifiable/Attainment. | |||
Jefferson County | Unclassifiable/Attainment. | |||
Kiowa County | Unclassifiable/Attainment. | |||
Stephens County | Unclassifiable/Attainment. | |||
Tillman County | Unclassifiable/Attainment. | |||
Washita 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.
Oklahoma-NO2 (1971 Annual Standard)
Designated area | Does not meet primary standards | Cannot be classified or better than national standards |
AQCR 017 | X | |
AQCR 184 | X | |
AQCR 185 | X | |
AQCR 186 | X | |
AQCR 187 | X | |
AQCR 188 | X | |
AQCR 189 | X |
Oklahoma-NO2 (2010 1-Hour Standard)
Designated area | Designationa | |
Date1 | Type | |
Adair County | Unclassifiable/Attainment. | |
Alfalfa County | Unclassifiable/Attainment. | |
Atoka County | Unclassifiable/Attainment. | |
Beaver County | Unclassifiable/Attainment. | |
Beckham County | Unclassifiable/Attainment. | |
Blaine County | Unclassifiable/Attainment. | |
Bryan County | Unclassifiable/Attainment. | |
Caddo County | Unclassifiable/Attainment. | |
Canadian County | Unclassifiable/Attainment. | |
Carter County | Unclassifiable/Attainment. | |
Cherokee County | Unclassifiable/Attainment. | |
Choctaw County | Unclassifiable/Attainment. | |
Cimarron County | Unclassifiable/Attainment. | |
Cleveland County | Unclassifiable/Attainment. | |
Coal County | Unclassifiable/Attainment. | |
Comanche County | Unclassifiable/Attainment. | |
Cotton County | Unclassifiable/Attainment. | |
Craig County | Unclassifiable/Attainment. | |
Creek County | Unclassifiable/Attainment. | |
Custer County | Unclassifiable/Attainment. | |
Delaware County | Unclassifiable/Attainment. | |
Dewey County | Unclassifiable/Attainment. | |
Ellis County | Unclassifiable/Attainment. | |
Garfield County | Unclassifiable/Attainment. | |
Garvin County | Unclassifiable/Attainment. | |
Grady County | Unclassifiable/Attainment. | |
Grant County | Unclassifiable/Attainment. | |
Greer County | Unclassifiable/Attainment. | |
Harmon County | Unclassifiable/Attainment. | |
Harper County | Unclassifiable/Attainment. | |
Haskell County | Unclassifiable/Attainment. | |
Hughes County | Unclassifiable/Attainment. | |
Jackson County | Unclassifiable/Attainment. | |
Jefferson County | Unclassifiable/Attainment. | |
Johnston County | Unclassifiable/Attainment. | |
Kay County | Unclassifiable/Attainment. | |
Kingfisher County | Unclassifiable/Attainment. | |
Kiowa County | Unclassifiable/Attainment. | |
Latimer County | Unclassifiable/Attainment. | |
Le Flore County | Unclassifiable/Attainment. | |
Lincoln County | Unclassifiable/Attainment. | |
Logan County | Unclassifiable/Attainment. | |
Love County | Unclassifiable/Attainment. | |
Major County | Unclassifiable/Attainment. | |
Marshall County | Unclassifiable/Attainment. | |
Mayes County | Unclassifiable/Attainment. | |
McClain County | Unclassifiable/Attainment. | |
McCurtain County | Unclassifiable/Attainment. | |
McIntosh County | Unclassifiable/Attainment. | |
Murray County | Unclassifiable/Attainment. | |
Muskogee County | Unclassifiable/Attainment. | |
Noble County | Unclassifiable/Attainment. | |
Nowata County | Unclassifiable/Attainment. | |
Okfuskee County | Unclassifiable/Attainment. | |
Oklahoma County | Unclassifiable/Attainment. | |
Okmulgee County | Unclassifiable/Attainment. | |
Osage County | Unclassifiable/Attainment. | |
Ottawa County | Unclassifiable/Attainment. | |
Pawnee County | Unclassifiable/Attainment. | |
Payne County | Unclassifiable/Attainment. | |
Pittsburg County | Unclassifiable/Attainment. | |
Pontotoc County | Unclassifiable/Attainment. | |
Pottawatomie County | Unclassifiable/Attainment. | |
Pushmataha County | Unclassifiable/Attainment. | |
Roger Mills County | Unclassifiable/Attainment. | |
Rogers County | Unclassifiable/Attainment. | |
Seminole County | Unclassifiable/Attainment. | |
Sequoyah County | Unclassifiable/Attainment. | |
Stephens County | Unclassifiable/Attainment. | |
Texas County | Unclassifiable/Attainment. | |
Tillman County | Unclassifiable/Attainment. | |
Tulsa County | Unclassifiable/Attainment. | |
Wagoner County | Unclassifiable/Attainment. | |
Washington County | Unclassifiable/Attainment. | |
Washita County | Unclassifiable/Attainment. | |
Woods County | Unclassifiable/Attainment. | |
Woodward County | 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.
Oklahoma-1997 8-Hour Ozone NAAQS
[Primary and Secondary]
Designated area | Designationa | Category/classification | ||
Date1 | Type | Date1 | Type | |
AQCR 017 Metropolitan Fort Smith Interstate | Unclassifiable/Attainment | |||
Adair County | ||||
Cherokee County | ||||
Le Flore County | ||||
Sequoyah County | ||||
AQCR 022 Shreveport-Texarkana-Tyler Intrastate: McCurtain County | Unclassifiable/Attainment | |||
AQCR 184 Central Oklahoma Intrastate (part): | ||||
Cleveland County | Unclassifiable/Attainment | |||
Oklahoma County | Unclassifiable/Attainment | |||
AQCR 184 Central Oklahoma Intrastate (remainder of) | Unclassifiable/Attainment | |||
Canadian County | ||||
Grady County | ||||
Kingfisher County | ||||
Lincoln County | ||||
Logan County | ||||
McClain County | ||||
Pottawatomie County | ||||
AQCR 185 North Central Oklahoma Intrastate | Unclassifiable/Attainment | |||
Garfield County | ||||
Grant County | ||||
Kay County | ||||
Noble County | ||||
Payne County | ||||
AQCR 186 Northeastern Oklahoma Intrastate | Unclassifiable/Attainment | |||
Craig County | ||||
Creek County | ||||
Delaware County | ||||
Mayes County | ||||
Muskogee County | ||||
Nowata County | ||||
Okmulgee County | ||||
Osage County | ||||
Ottawa County | ||||
Pawnee County | ||||
Rogers County | ||||
Tulsa County | ||||
Wagoner County | ||||
Washington County | ||||
AQCR 187 Northwestern Oklahoma Intrastate | Unclassifiable/Attainment | |||
Alfalfa County | ||||
Beaver County | ||||
Blaine County | ||||
Cimarron County | ||||
Custer County | ||||
Dewey County | ||||
Ellis County | ||||
Harper County | ||||
Major County | ||||
Roger Mills County | ||||
Texas County | ||||
Woods County | ||||
Woodward County | ||||
AQCR 188 Southeastern Oklahoma Intrastate | Unclassifiable/Attainment | |||
Atoka County | ||||
Bryan County | ||||
Carter County | ||||
Choctaw County | ||||
Coal County | ||||
Garvin County | ||||
Haskell County | ||||
Hughes County | ||||
Johnston County | ||||
Latimer County | ||||
Love County | ||||
Marshall County | ||||
McIntosh County | ||||
Murray County | ||||
Okfuskee County | ||||
Pittsburg County | ||||
Pontotoc County | ||||
Pushmataha County | ||||
Seminole County | ||||
AQCR 189 Southwestern Oklahoma Intrastate | Unclassifiable/Attainment | |||
Beckham County | ||||
Caddo County | ||||
Comanche County | ||||
Cotton County | ||||
Greer County | ||||
Harmon County | ||||
Jackson County | ||||
Jefferson County | ||||
Kiowa County | ||||
Stephens County | ||||
Tillman County | ||||
Washita 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.
Oklahoma-2008 8-Hour Ozone NAAQS
[Primary and Secondary]
Designated area1 | Designation | Classification | ||
Date2 | Type | Date2 | Type | |
Adair County | Unclassifiable/Attainment | |||
Alfalfa County | Unclassifiable/Attainment | |||
Atoka County | Unclassifiable/Attainment | |||
Beaver County | Unclassifiable/Attainment | |||
Beckham County | Unclassifiable/Attainment | |||
Blaine County | Unclassifiable/Attainment | |||
Bryan County | Unclassifiable/Attainment | |||
Caddo County | Unclassifiable/Attainment | |||
Canadian County | Unclassifiable/Attainment | |||
Carter County | Unclassifiable/Attainment | |||
Cherokee County | Unclassifiable/Attainment | |||
Choctaw County | Unclassifiable/Attainment | |||
Cimarron County | Unclassifiable/Attainment | |||
Cleveland County | Unclassifiable/Attainment | |||
Coal County | Unclassifiable/Attainment | |||
Comanche County | Unclassifiable/Attainment | |||
Cotton County | Unclassifiable/Attainment | |||
Craig County | Unclassifiable/Attainment | |||
Creek County | Unclassifiable/Attainment | |||
Custer County | Unclassifiable/Attainment | |||
Delaware County | Unclassifiable/Attainment | |||
Dewey County | Unclassifiable/Attainment | |||
Ellis County | Unclassifiable/Attainment | |||
Garfield County | Unclassifiable/Attainment | |||
Garvin County | Unclassifiable/Attainment | |||
Grady County | Unclassifiable/Attainment | |||
Grant County | Unclassifiable/Attainment | |||
Greer County | Unclassifiable/Attainment | |||
Harmon County | Unclassifiable/Attainment | |||
Harper County | Unclassifiable/Attainment | |||
Haskell County | Unclassifiable/Attainment | |||
Hughes County | Unclassifiable/Attainment | |||
Jackson County | Unclassifiable/Attainment | |||
Jefferson County | Unclassifiable/Attainment | |||
Johnston County | Unclassifiable/Attainment | |||
Kay County | Unclassifiable/Attainment | |||
Kingfisher County | Unclassifiable/Attainment | |||
Kiowa County | Unclassifiable/Attainment | |||
Latimer County | Unclassifiable/Attainment | |||
Le Flore County | Unclassifiable/Attainment | |||
Lincoln County | Unclassifiable/Attainment | |||
Logan County | Unclassifiable/Attainment | |||
Love County | Unclassifiable/Attainment | |||
Major County | Unclassifiable/Attainment | |||
Marshall County | Unclassifiable/Attainment | |||
Mayes County | Unclassifiable/Attainment | |||
McClain County | Unclassifiable/Attainment | |||
McCurtain County | Unclassifiable/Attainment | |||
McIntosh County | Unclassifiable/Attainment | |||
Murray County | Unclassifiable/Attainment | |||
Muskogee County | Unclassifiable/Attainment | |||
Noble County | Unclassifiable/Attainment | |||
Nowata County | Unclassifiable/Attainment | |||
Okfuskee County | Unclassifiable/Attainment | |||
Oklahoma County | Unclassifiable/Attainment | |||
Okmulgee County | Unclassifiable/Attainment | |||
Osage County | Unclassifiable/Attainment | |||
Ottawa County | Unclassifiable/Attainment | |||
Pawnee County | Unclassifiable/Attainment | |||
Payne County | Unclassifiable/Attainment | |||
Pittsburg County | Unclassifiable/Attainment | |||
Pontotoc County | Unclassifiable/Attainment | |||
Pottawatomie County | Unclassifiable/Attainment | |||
Pushmataha County | Unclassifiable/Attainment | |||
Roger Mills County | Unclassifiable/Attainment | |||
Rogers County | Unclassifiable/Attainment | |||
Seminole County | Unclassifiable/Attainment | |||
Sequoyah County | Unclassifiable/Attainment | |||
Stephens County | Unclassifiable/Attainment | |||
Texas County | Unclassifiable/Attainment | |||
Tillman County | Unclassifiable/Attainment | |||
Tulsa County | Unclassifiable/Attainment | |||
Wagoner County | Unclassifiable/Attainment | |||
Washington County | Unclassifiable/Attainment | |||
Washita County | Unclassifiable/Attainment | |||
Woods County | Unclassifiable/Attainment | |||
Woodward County | Unclassifiable/Attainment |
1 Includes any Indian country in each county or area, unless otherwise specified.
2 This date is July 20, 2012, unless otherwise noted.
Oklahoma-2015 8-Hour Ozone NAAQS
[Primary and Secondary]
Designated area1 | Designation | Classification | ||
Date2 | Type | Date2 | Type | |
Adair County | 1/16/18 | Attainment/Unclassifiable | ||
Alfalfa County | 1/16/18 | Attainment/Unclassifiable | ||
Atoka County | 1/16/18 | Attainment/Unclassifiable | ||
Beaver County | 1/16/18 | Attainment/Unclassifiable | ||
Beckham County | 1/16/18 | Attainment/Unclassifiable | ||
Blaine County | 1/16/18 | Attainment/Unclassifiable | ||
Bryan County | Attainment/Unclassifiable | |||
Caddo County | 1/16/18 | Attainment/Unclassifiable | ||
Canadian County | 1/16/18 | Attainment/Unclassifiable | ||
Carter County | 1/16/18 | Attainment/Unclassifiable | ||
Cherokee County | 1/16/18 | Attainment/Unclassifiable | ||
Choctaw County | 1/16/18 | Attainment/Unclassifiable | ||
Cimarron County | 1/16/18 | Attainment/Unclassifiable | ||
Cleveland County | 1/16/18 | Attainment/Unclassifiable | ||
Coal County | 1/16/18 | Attainment/Unclassifiable | ||
Comanche County | 1/16/18 | Attainment/Unclassifiable | ||
Cotton County | 1/16/18 | Attainment/Unclassifiable | ||
Craig County | 1/16/18 | Attainment/Unclassifiable | ||
Creek County | 1/16/18 | Attainment/Unclassifiable | ||
Custer County | 1/16/18 | Attainment/Unclassifiable | ||
Delaware County | 1/16/18 | Attainment/Unclassifiable | ||
Dewey County | 1/16/18 | Attainment/Unclassifiable | ||
Ellis County | 1/16/18 | Attainment/Unclassifiable | ||
Garfield County | 1/16/18 | Attainment/Unclassifiable | ||
Garvin County | 1/16/18 | Attainment/Unclassifiable | ||
Grady County | 1/16/18 | Attainment/Unclassifiable | ||
Grant County | 1/16/18 | Attainment/Unclassifiable | ||
Greer County | 1/16/18 | Attainment/Unclassifiable | ||
Harmon County | 1/16/18 | Attainment/Unclassifiable | ||
Harper County | 1/16/18 | Attainment/Unclassifiable | ||
Haskell County | 1/16/18 | Attainment/Unclassifiable | ||
Hughes County | 1/16/18 | Attainment/Unclassifiable | ||
Jackson County | 1/16/18 | Attainment/Unclassifiable | ||
Jefferson County | 1/16/18 | Attainment/Unclassifiable | ||
Johnston County | 1/16/18 | Attainment/Unclassifiable | ||
Kay County | 1/16/18 | Attainment/Unclassifiable | ||
Kingfisher County | 1/16/18 | Attainment/Unclassifiable | ||
Kiowa County | 1/16/18 | Attainment/Unclassifiable | ||
Latimer County | 1/16/18 | Attainment/Unclassifiable | ||
Le Flore County | 1/16/18 | Attainment/Unclassifiable | ||
Lincoln County | 1/16/18 | Attainment/Unclassifiable | ||
Logan County | 1/16/18 | Attainment/Unclassifiable | ||
Love County | 1/16/18 | Attainment/Unclassifiable | ||
McClain County | 1/16/18 | Attainment/Unclassifiable | ||
McCurtain County | 1/16/18 | Attainment/Unclassifiable | ||
McIntosh County | 1/16/18 | Attainment/Unclassifiable | ||
Major County | 1/16/18 | Attainment/Unclassifiable | ||
Marshall County | 1/16/18 | Attainment/Unclassifiable | ||
Mayes County | 1/16/18 | Attainment/Unclassifiable | ||
Murray County | 1/16/18 | Attainment/Unclassifiable | ||
Muskogee County | 1/16/18 | Attainment/Unclassifiable | ||
Noble County | 1/16/18 | Attainment/Unclassifiable | ||
Nowata County | 1/16/18 | Attainment/Unclassifiable | ||
Okfuskee County | 1/16/18 | Attainment/Unclassifiable | ||
Oklahoma County | 1/16/18 | Attainment/Unclassifiable | ||
Okmulgee County | 1/16/18 | Attainment/Unclassifiable | ||
Osage County | 1/16/18 | Attainment/Unclassifiable | ||
Ottawa County | 1/16/18 | Attainment/Unclassifiable | ||
Pawnee County | 1/16/18 | Attainment/Unclassifiable | ||
Payne County | 1/16/18 | Attainment/Unclassifiable | ||
Pittsburg County | 1/16/18 | Attainment/Unclassifiable | ||
Pontotoc County | 1/16/18 | Attainment/Unclassifiable | ||
Pottawatomie County | 1/16/18 | Attainment/Unclassifiable | ||
Pushmataha County | 1/16/18 | Attainment/Unclassifiable | ||
Roger Mills County | 1/16/18 | Attainment/Unclassifiable | ||
Rogers County | 1/16/18 | Attainment/Unclassifiable | ||
Seminole County | 1/16/18 | Attainment/Unclassifiable | ||
Sequoyah County | 1/16/18 | Attainment/Unclassifiable | ||
Stephens County | 1/16/18 | Attainment/Unclassifiable | ||
Texas County | 1/16/18 | Attainment/Unclassifiable | ||
Tillman County | 1/16/18 | Attainment/Unclassifiable | ||
Tulsa County | 1/16/18 | Attainment/Unclassifiable | ||
Wagoner County | 1/16/18 | Attainment/Unclassifiable | ||
Washington County | 1/16/18 | Attainment/Unclassifiable | ||
Washita County | 1/16/18 | Attainment/Unclassifiable | ||
Woods County | 1/16/18 | Attainment/Unclassifiable | ||
Woodward County | 1/16/18 | 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 August 3, 2018, unless otherwise noted.
Oklahoma-2008 Lead NAAQS
Designated area | Designation for the 2008 NAAQSa | |
Date1 | 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.
40 C.F.R. §81.337
For FEDERAL REGISTER citations affecting § 81.337 , see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov.