Regulations last checked for updates: May 16, 2024

Title 40 - Protection of Environment last revised: May 14, 2024
All TitlesTitle 40Chapter IPart 81Subpart C - Subpart C—Section 107 Attainment Status Designations
View all text of Subpart C [§ 81.300 - § 81.356]
§ 81.344 - Texas.

Texas—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 022X
AQCR 106X
AQCR 153:
El Paso County 1 X
Remainder of AQCRX
AQCR 210X
AQCR 211X
AQCR 212X
AQCR 213X
AQCR 214X
AQCR 215X
AQCR 216X
AQCR 217X
AQCR 218X

1 EPA designation replaces State designation.

Texas—2010 Sulfur Dioxide NAAQS

[Primary]

Designated area 1 Designation
Date 2 Type
Freestone and Anderson Counties, TX
Freestone County (part) and Anderson County (part)1/12/17Nonattainment.
Those portions of Freestone and Anderson Counties encompassed by the rectangle with the vertices using Universal Traverse Mercator (UTM) coordinates in UTM zone 14 with datum NAD83 as follows: (1) Vertices—UTM Easting (m) 766752.69, UTM Northing (m) 3536333.0, (2) vertices—UTM Easting (m) 784752.69, UTM Northing (m) 3536333.0, (3) vertices—UTM Easting (m) 784752.69, UTM Northing (m) 3512333.0, (4) vertices—UTM Easting (m) 766752.69, UTM Northing (m) 3512333.0
Howard County, TX (part)4/30/2021Nonattainment.
Those portions of Howard County encompassed by the rectangle with the vertices using Universal Traverse Mercator (UTM) coordinates in UTM zone 14 with datum NAD83 as follows:
(1) Vertices—UTM Easting (m) 271177.6, UTM Northing (m) 3571453.5;
(2) vertices—UTM Easting (m) 274913.8, UTM Northing (m) 3571453.5;
(3) vertices—UTM Easting (m) 274913.8, UTM Northing (m) 3576035.9;
(4) vertices—UTM Easting (m) 271177.6, UTM Northing (m) 3576035.9.
Hutchinson County, TX (part)4/30/2021Nonattainment.
Those portions of Hutchinson County encompassed by the rectangle with the vertices using Universal Traverse Mercator (UTM) coordinates in UTM zone 14 with datum NAD83 as follows:
(1) Vertices—UTM Easting (m) 273540.5, UTM Northing (m) 3945147.6;
(2) vertices—UTM Easting (m) 296187.4, UTM Northing (m) 3944698.5;
(3) vertices—UTM Easting (m) 296187.4, UTM Northing (m) 3959485.8;
(4) vertices—UTM Easting (m) 273540.5, UTM Northing (m) 3959499.4.
Navarro County (part)4/30/2021Nonattainment.
Those portions of Navarro County encompassed by the polygon with the vertices using Universal Traverse Mercator (UTM) coordinates in UTM zone 14 with datum NAD83 as follows:
(1) Vertices—UTM Easting (m) 734940.8, UTM Northing (m) 3520745.2;
(2) vertices—UTM Easting (m) 737000.0, UTM Northing (m) 3520585.9;
(3) vertices—UTM Easting (m) 756678.9, UTM Northing (m) 3532601.9;
(4) vertices—UTM Easting (m) 756678.9, UTM Northing (m) 3542866.0;
(5) vertices—UTM Easting (m) 734940.8, UTM Northing (m) 3542866.0.
Rusk and Panola Counties, TX
Rusk County (part) and Panola County (part)1/12/17Nonattainment.
Those portions of Rusk and Panola Counties encompassed by the rectangle with the vertices using Universal Traverse Mercator (UTM) coordinates in UTM zone 15 with datum NAD83 as follows: (1) Vertices—UTM Easting (m) 340067.31, UTM Northing (m) 3575814.75 (2) vertices—UTM Easting (m) 356767.31, UTM Northing (m) 3575814.75 (3) vertices—UTM Easting (m) 356767.31, UTM Northing (m) 3564314.75 (4) vertices—UTM Easting (m) 340067.31, UTM Northing (m) 3564314.75
Titus County (part)1/12/17Nonattainment.
That portion of Titus County encompassed by the rectangle with the vertices using Universal Traverse Mercator (UTM) coordinates in UTM zone 15 with datum NAD83 as follows: (1) Vertices—UTM Easting (m) 304329.030, UTM Northing (m) 3666971.0, (2) vertices—UTM Easting (m) 311629.030, UTM Northing (m) 3666971.0, (3) vertices—UTM Easting (m) 311629.03, UTM Northing (m) 3661870.5, (4) vertices—UTM Easting (m) 304329.03, UTM Northing (m) 3661870.5
Harrison County4/30/2021Unclassifiable.
Milam County, TX8/16/21Attainment/Unclassifiable.
Orange County4/30/2021Unclassifiable.
Potter County, TX9/12/16Unclassifiable.
Anderson County (part) (remainder)Attainment/Unclassifiable.
Andrews CountyAttainment/Unclassifiable.
Angelina CountyAttainment/Unclassifiable.
Aransas CountyAttainment/Unclassifiable.
Archer CountyAttainment/Unclassifiable.
Armstrong CountyAttainment/Unclassifiable.
Atascosa County9/12/16Attainment/Unclassifiable.
Austin CountyAttainment/Unclassifiable.
Bailey CountyAttainment/Unclassifiable.
Bandera CountyAttainment/Unclassifiable.
Bastrop CountyAttainment/Unclassifiable.
Baylor CountyAttainment/Unclassifiable.
Bee CountyAttainment/Unclassifiable.
Bell CountyAttainment/Unclassifiable.
Bexar County4/30/2021Attainment/Unclassifiable.
Blanco CountyAttainment/Unclassifiable.
Borden CountyAttainment/Unclassifiable.
Bosque CountyAttainment/Unclassifiable.
Bowie CountyAttainment/Unclassifiable.
Brazoria CountyAttainment/Unclassifiable.
Brazos CountyAttainment/Unclassifiable.
Brewster CountyAttainment/Unclassifiable.
Briscoe CountyAttainment/Unclassifiable.
Brooks CountyAttainment/Unclassifiable.
Brown CountyAttainment/Unclassifiable.
Burleson CountyAttainment/Unclassifiable.
Burnet CountyAttainment/Unclassifiable.
Caldwell CountyAttainment/Unclassifiable.
Calhoun CountyAttainment/Unclassifiable.
Callahan CountyAttainment/Unclassifiable.
Cameron CountyAttainment/Unclassifiable.
Camp CountyAttainment/Unclassifiable.
Carson CountyAttainment/Unclassifiable.
Cass CountyAttainment/Unclassifiable.
Castro CountyAttainment/Unclassifiable.
Chambers CountyAttainment/Unclassifiable.
Cherokee CountyAttainment/Unclassifiable.
Childress CountyAttainment/Unclassifiable.
Clay CountyAttainment/Unclassifiable.
Cochran CountyAttainment/Unclassifiable.
Coke CountyAttainment/Unclassifiable.
Coleman CountyAttainment/Unclassifiable.
Collin CountyAttainment/Unclassifiable.
Collingsworth CountyAttainment/Unclassifiable.
Colorado CountyAttainment/Unclassifiable.
Comal CountyAttainment/Unclassifiable.
Comanche CountyAttainment/Unclassifiable.
Concho CountyAttainment/Unclassifiable.
Cooke CountyAttainment/Unclassifiable.
Coryell CountyAttainment/Unclassifiable.
Cottle CountyAttainment/Unclassifiable.
Crane CountyAttainment/Unclassifiable.
Crockett CountyAttainment/Unclassifiable.
Crosby CountyAttainment/Unclassifiable.
Culberson CountyAttainment/Unclassifiable.
Dallam CountyAttainment/Unclassifiable.
Dallas CountyAttainment/Unclassifiable.
Dawson CountyAttainment/Unclassifiable.
Deaf Smith CountyAttainment/Unclassifiable.
Delta CountyAttainment/Unclassifiable.
Denton CountyAttainment/Unclassifiable.
DeWitt CountyAttainment/Unclassifiable.
Dickens CountyAttainment/Unclassifiable.
Dimmit CountyAttainment/Unclassifiable.
Donley CountyAttainment/Unclassifiable.
Duval CountyAttainment/Unclassifiable.
Eastland CountyAttainment/Unclassifiable.
Ector CountyAttainment/Unclassifiable.
Edwards CountyAttainment/Unclassifiable.
El Paso CountyAttainment/Unclassifiable.
Ellis CountyAttainment/Unclassifiable.
Erath CountyAttainment/Unclassifiable.
Falls CountyAttainment/Unclassifiable.
Fannin CountyAttainment/Unclassifiable.
Fayette CountyAttainment/Unclassifiable.
Fisher CountyAttainment/Unclassifiable.
Floyd CountyAttainment/Unclassifiable.
Foard CountyAttainment/Unclassifiable.
Fort Bend County9/12/16Attainment/Unclassifiable.
Franklin CountyAttainment/Unclassifiable.
Freestone County (part) (remainder)Attainment/Unclassifiable.
Frio CountyAttainment/Unclassifiable.
Gaines CountyAttainment/Unclassifiable.
Galveston CountyAttainment/Unclassifiable.
Garza CountyAttainment/Unclassifiable.
Gillespie CountyAttainment/Unclassifiable.
Glasscock CountyAttainment/Unclassifiable.
Goliad County9/12/16Attainment/Unclassifiable.
Gonzales CountyAttainment/Unclassifiable.
Gray CountyAttainment/Unclassifiable.
Grayson CountyAttainment/Unclassifiable.
Gregg CountyAttainment/Unclassifiable.
Grimes CountyAttainment/Unclassifiable.
Guadalupe CountyAttainment/Unclassifiable.
Hale CountyAttainment/Unclassifiable.
Hall CountyAttainment/Unclassifiable.
Hamilton CountyAttainment/Unclassifiable.
Hansford CountyAttainment/Unclassifiable.
Hardeman CountyAttainment/Unclassifiable.
Hardin CountyAttainment/Unclassifiable.
Harris CountyAttainment/Unclassifiable.
Hartley CountyAttainment/Unclassifiable.
Haskell CountyAttainment/Unclassifiable.
Hays CountyAttainment/Unclassifiable.
Hemphill CountyAttainment/Unclassifiable.
Henderson CountyAttainment/Unclassifiable.
Hidalgo CountyAttainment/Unclassifiable.
Hill CountyAttainment/Unclassifiable.
Hockley CountyAttainment/Unclassifiable.
Hood CountyAttainment/Unclassifiable.
Hopkins CountyAttainment/Unclassifiable.
Houston CountyAttainment/Unclassifiable.
Howard County (remainder)4/30/2021Attainment/Unclassifiable.
Hudspeth CountyAttainment/Unclassifiable.
Hunt CountyAttainment/Unclassifiable.
Hutchinson County (remainder)4/30/2021Attainment/Unclassifiable.
Irion CountyAttainment/Unclassifiable.
Jack CountyAttainment/Unclassifiable.
Jackson CountyAttainment/Unclassifiable.
Jasper CountyAttainment/Unclassifiable.
Jeff Davis CountyAttainment/Unclassifiable.
Jefferson County4/30/2021Attainment/Unclassifiable.
Jim Hogg CountyAttainment/Unclassifiable.
Jim Wells CountyAttainment/Unclassifiable.
Johnson CountyAttainment/Unclassifiable.
Jones CountyAttainment/Unclassifiable.
Karnes CountyAttainment/Unclassifiable.
Kaufman CountyAttainment/Unclassifiable.
Kendall CountyAttainment/Unclassifiable.
Kenedy CountyAttainment/Unclassifiable.
Kent CountyAttainment/Unclassifiable.
Kerr CountyAttainment/Unclassifiable.
Kimble CountyAttainment/Unclassifiable.
King CountyAttainment/Unclassifiable.
Kinney CountyAttainment/Unclassifiable.
Kleberg CountyAttainment/Unclassifiable.
Knox CountyAttainment/Unclassifiable.
Lamar CountyAttainment/Unclassifiable.
Lamb County9/12/16Attainment/Unclassifiable.
Lampasas CountyAttainment/Unclassifiable.
La Salle CountyAttainment/Unclassifiable.
Lavaca CountyAttainment/Unclassifiable.
Lee CountyAttainment/Unclassifiable.
Leon CountyAttainment/Unclassifiable.
Liberty CountyAttainment/Unclassifiable.
Limestone County9/12/16Attainment/Unclassifiable.
Lipscomb CountyAttainment/Unclassifiable.
Live Oak CountyAttainment/Unclassifiable.
Llano CountyAttainment/Unclassifiable.
Loving CountyAttainment/Unclassifiable.
Lubbock CountyAttainment/Unclassifiable.
Lynn CountyAttainment/Unclassifiable.
McCulloch CountyAttainment/Unclassifiable.
McLennan County9/12/16Attainment/Unclassifiable.
McMullen CountyAttainment/Unclassifiable.
Madison CountyAttainment/Unclassifiable.
Marion CountyAttainment/Unclassifiable.
Martin CountyAttainment/Unclassifiable.
Mason CountyAttainment/Unclassifiable.
Matagorda CountyAttainment/Unclassifiable.
Maverick CountyAttainment/Unclassifiable.
Medina CountyAttainment/Unclassifiable.
Menard CountyAttainment/Unclassifiable.
Midland CountyAttainment/Unclassifiable.
Mills CountyAttainment/Unclassifiable.
Mitchell CountyAttainment/Unclassifiable.
Montague CountyAttainment/Unclassifiable.
Montgomery CountyAttainment/Unclassifiable.
Moore CountyAttainment/Unclassifiable.
Morris CountyAttainment/Unclassifiable.
Motley CountyAttainment/Unclassifiable.
Nacogdoches CountyAttainment/Unclassifiable.
Navarro County (remainder)4/30/2021Attainment/Unclassifiable.
Newton CountyAttainment/Unclassifiable.
Nolan CountyAttainment/Unclassifiable.
Nueces CountyAttainment/Unclassifiable.
Ochiltree CountyAttainment/Unclassifiable.
Oldham CountyAttainment/Unclassifiable.
Panola County (part) (remainder)Attainment/Unclassifiable.
Palo Pinto CountyAttainment/Unclassifiable.
Parker CountyAttainment/Unclassifiable.
Parmer CountyAttainment/Unclassifiable.
Pecos CountyAttainment/Unclassifiable.
Polk CountyAttainment/Unclassifiable.
Presidio CountyAttainment/Unclassifiable.
Rains CountyAttainment/Unclassifiable.
Randall CountyAttainment/Unclassifiable.
Reagan CountyAttainment/Unclassifiable.
Real CountyAttainment/Unclassifiable.
Red River CountyAttainment/Unclassifiable.
Reeves CountyAttainment/Unclassifiable.
Refugio CountyAttainment/Unclassifiable.
Roberts CountyAttainment/Unclassifiable.
Robertson County (part) 39/12/2016Attainment/Unclassifiable.
Robertson County (remainder) 34/30/2021Attainment/Unclassifiable.
Rockwall CountyAttainment/Unclassifiable.
Runnels CountyAttainment/Unclassifiable.
Rusk County (part) (remainder)Attainment/Unclassifiable.
Sabine CountyAttainment/Unclassifiable.
San Augustine CountyAttainment/Unclassifiable.
San JacintoAttainment/Unclassifiable.
San Patricio CountyAttainment/Unclassifiable.
San Saba CountyAttainment/Unclassifiable.
Schleicher CountyAttainment/Unclassifiable.
Scurry CountyAttainment/Unclassifiable.
Shackelford CountyAttainment/Unclassifiable.
Shelby CountyAttainment/Unclassifiable.
Sherman CountyAttainment/Unclassifiable.
Smith CountyAttainment/Unclassifiable.
Somervell CountyAttainment/Unclassifiable.
Starr CountyAttainment/Unclassifiable.
Stephens CountyAttainment/Unclassifiable.
Sterling CountyAttainment/Unclassifiable.
Stonewall CountyAttainment/Unclassifiable.
Sutton CountyAttainment/Unclassifiable.
Swisher CountyAttainment/Unclassifiable.
Tarrant CountyAttainment/Unclassifiable.
Taylor CountyAttainment/Unclassifiable.
Terrell CountyAttainment/Unclassifiable.
Terry CountyAttainment/Unclassifiable.
Throckmorton CountyAttainment/Unclassifiable.
Titus County (remainder)4/30/2021Attainment/Unclassifiable.
Tom Green CountyAttainment/Unclassifiable.
Travis CountyAttainment/Unclassifiable.
Trinity CountyAttainment/Unclassifiable.
Tyler CountyAttainment/Unclassifiable.
Upshur CountyAttainment/Unclassifiable.
Upton CountyAttainment/Unclassifiable.
Uvalde CountyAttainment/Unclassifiable.
Val Verde CountyAttainment/Unclassifiable.
Van Zandt CountyAttainment/Unclassifiable.
Victoria CountyAttainment/Unclassifiable.
Walker CountyAttainment/Unclassifiable.
Waller CountyAttainment/Unclassifiable.
Ward CountyAttainment/Unclassifiable.
Washington CountyAttainment/Unclassifiable.
Webb CountyAttainment/Unclassifiable.
Wharton CountyAttainment/Unclassifiable.
Wheeler CountyAttainment/Unclassifiable.
Wichita CountyAttainment/Unclassifiable.
Wilbarger CountyAttainment/Unclassifiable.
Willacy CountyAttainment/Unclassifiable.
Williamson CountyAttainment/Unclassifiable.
Wilson CountyAttainment/Unclassifiable.
Winkler CountyAttainment/Unclassifiable.
Wise CountyAttainment/Unclassifiable.
Wood CountyAttainment/Unclassifiable.
Yoakum CountyAttainment/Unclassifiable.
Young CountyAttainment/Unclassifiable.
Zapata CountyAttainment/Unclassifiable.
Zavala CountyAttainment/Unclassifiable.

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

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

3 A portion of Robertson County, specifically the area around the Optim Energy Twin Oaks Power Station, was designated Attainment/Unclassifiable on 9/12/16. The remaining portion of Robertson County was designated on 4/30/2021.

Texas—Carbon Monoxide

Designated Area Designation Classification
Date 1 Type Date 1 Type
El Paso
El Paso County8/4/08Attainment
AQCR 022 Shreveport-Texarkana-Tyler InterstateUnclassifiable/Attainment
Anderson County
Bowie County
Camp County
Cass County
Cherokee County
Delta County
Franklin County
Gregg County
Harrison County
Henderson County
Hopkins County
Lamar County
Marion County
Morris County
Panola County
Rains County
Red River County
Rusk County
Smith County
Titus County
Upshur County
Van Zandt County
Wood County
AQCR 106 Southern Louisiana-S.E. Texas InterstateUnclassifiable/Attainment
Angelina County, Hardin County, Houston County, Jasper County, Jefferson County, Nacogdoches County, Newton County, Orange County, Polk County, Sabine County, San Augustine County, San Jacinto County, Shelby County, Trinity County, Tyler County
AQCR 153 El Paso-LC-Al Interstate (Remainder of)Unclassifiable/Attainment
Brewster County
Culberson County
El Paso County (part)
Remainder of county
Hudspeth County
Jeff Davis County
Presidio County
AQCR 210 Abilene-Wichita Falls IntrastateUnclassifiable/ Attainment
Archer County, Baylor County, Brown County, Callahan County, Clay County, Coleman County, Comanche County, Cottle County, Eastland County, Fisher County, Foard County, Hardeman County, Haskell County, Jack County, Jones County, Kent County, Knox County, Mitchell County, Montague County, Nolan County, Runnels County, Scurry County, Shackelford County, Stephens County, Stonewall County, Taylor County, Throckmorton County, Wichita County, Wilbarger County, Young County
AQCR 211 Amarillo-Lubbock IntrastateUnclassifiable/Attainment
Armstrong County, Bailey County, Briscoe County, Carson County, Castro County, Childress County, Cochran County, Collingsworth County, Crosby County, Dallam County, Deaf Smith County, Dickens County, Donley County, Floyd County, Garza County, Gray County, Hale County, Hall County, Hansford County, Hartley County, Hemphill County, Hockley County, Hutchinson County, King County, Lamb County, Lipscomb County, Lubbock County, Lynn County, Moore County, Motley County, Ochiltree County, Oldham County, Parmer County, Potter County, Randall County, Roberts County, Sherman County, Swisher County, Terry County, Wheeler County, Yoakum County
AQCR 212 Austin-Waco IntrastateUnclassifiable/Attainment
Bastrop County
Bell County
Blanco County
Bosque County
Brazos County
Burleson County
Burnet County
Caldwell County
Coryell County
Falls County
Fayette County
Freestone County
Grimes County
Hamilton County
Hays County
Hill County
Lampasas County
Lee County
Leon County
Limestone County
Llano County
Madison County
McLennan County
Milam County
Mills County
Robertson County
San Saba County
Travis County
Washington County
Williamson County
AQCR 213 Brownsville Laredo IntrastateUnclassifiable/Attainment
Cameron County
Hidalgo County
Jim Hogg County
Starr County
Webb County
Willacy County
Zapata County
AQCR 214 Corpus Christi-Victoria IntrastateUnclassifiable/Attainment
Aransas County, Bee County, Brooks County, Calhoun County, De Witt County, Duval County, Goliad County, Gonzales County, Jackson County, Jim Wells County, Kenedy County, Kleberg County, Lavaca County, Live Oak County, McMullen County, Nueces County, Refugio County, San Patricio County, Victoria County
AQCR 215 Metropolitan Dallas-Fort Worth IntrastateUnclassifiable/Attainment
Collin County
Cooke County
Dallas County
Denton County
Ellis County
Erath County
Fannin County
Grayson County
Hood County
Hunt County
Johnson County
Kaufman County
Navarro County
Palo Pinto County
Parker County
Rockwall County
Somervell County
Tarrant County
Wise County
AQCR 216 Metropolitan Houston-Galveston IntrastateUnclassifiable/Attainment
Austin County, Brazoria County, Chambers County, Colorado County, Fort Bend County, Galveston County, Harris County, Liberty County, Matagorda County, Montgomery County, Walker County, Waller County, Wharton County
AQCR 217 Metropolitan San Antonio IntrastateUnclassifiable/Attainment
Atascosa County, Bandera County, Bexar County, Comal County, Dimmit County, Edwards County, Frio County, Gillespie County, Guadalupe County, Karnes County, Kendall County, Kerr County, Kinney County, La Salle County, Maverick County, Medina County, Real County, Uvalde County, Val Verde County, Wilson County, Zavala County
AQCR 218 Midland-Odessa-San Angelo IntrastateUnclassifiable/Attainment
Andrews County, Borden County, Coke County, Concho County, Crane County, Crockett County, Dawson County, Ector County, Gaines County, Glasscock County, Howard County, Irion County, Kimble County, Loving County, Martin County, Mason County, McCulloch County, Menard County, Midland County, Pecos County, Reagan County, Reeves County, Schleicher County, Sterling County, Sutton County, Terrell County, Tom Green County, Upton County, Ward County, Winkler County

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

Texas—Ozone (1-Hour Standard) 1

Designated area Designation Classification
Date 2 Type Date 2 Type
Beaumont/Port Arthur Area:
Hardin County11/15/90Nonattainment4/29/04Serious.
Jefferson County11/15/90Nonattainment4/29/04Serious.
Orange County11/15/90Nonattainment4/29/04Serious.
Dallas-Fort Worth Area:See footnote 3See footnote 3See footnote 3See footnote 3.
Collin County. 3
Dallas County. 3
Denton County. 3
Tarrant County. 3
El Paso Area:
El Paso County11/15/90Nonattainment11/15/90Serious.
Houston-Galveston-Brazoria Area, TX:See footnote 4See footnote 4See footnote 4See footnote 4.
Brazoria County 4
Chambers County 4
Fort Bend County 4
Galveston County 4
Harris County 4
Liberty County 4
Montgomery County 4
Waller County 4
AQCR 022 Shreveport-Texarkana-Tyler InterstateUnclassifiable/Attainment
Anderson County
Bowie County
Camp County
Cass County
Cherokee County
Delta County
Franklin County
Gregg County
Harrison County
Henderson County
Hopkins County
Lamar County
Marion County
Morris County
Panola County
Rains County
Red River County
Rusk County
Smith County
Titus County
Upshur County
Van Zandt County
Wood County
AQCR 106 S Louisiana-SE Texas Interstate (Remainder of)Unclassifiable/Attainment
Angelina County, Houston County,
Jasper County, Nacogdoches County,
Newton County, Polk County, Sabine
County, San Augustine County, San
Jacinto County, Shelby County,
Trinity County, Tyler County
AQCR 153 El Paso-Las Cruces-Alamogordo InterstateUnclassifiable/Attainment
Brewster County
Culberson County
Hudspeth County
Jeff Davis County
Presidio County
AQCR 210 Abilene-Wichita Falls IntrastateUnclassifiable/Attainment
Archer County, Baylor County, Brown
County, Callahan County, Clay
County, Coleman County, Comanche
County, Cottle County, Eastland
County, Fisher County, Foard
County, Hardeman County, Haskell
County, Jack County, Jones County,
Kent County, Knox County, Mitchell
County, Montague County, Nolan
County, Runnels County, Scurry
County, Shackelford County,
Stephens County, Stonewall County,
Taylor County, Throckmorton County,
Wichita County, Wilbarger County,
Young County
AQCR 211 Amarillo-Lubbock IntrastateUnclassifiable/Attainment
Armstrong County, Bailey County,
Briscoe County, Carson County,
Castro County, Childress County,
Cochran County, Collingsworth
County, Crosby County, Dallam
County, Deaf Smith County, Dickens
County, Donley County, Floyd
County, Garza County, Gray County,
Hale County, Hall County, Hansford
County, Hartley County, Hemphill
County, Hockley County, Hutchinson
County, King County, Lamb County,
Lipscomb County, Lubbock County,
Lynn County, Moore County, Motley
County, Ochiltree County, Oldham
County, Parmer County, Potter
County, Randall County, Roberts
County, Sherman County, Swisher
County, Terry County, Wheeler
County, Yoakum County
AQCR 212 Austin-Waco IntrastateUnclassifiable/Attainment
Bastrop County
Bell County
Blanco County
Bosque County
Brazos County
Burleson County
Burnet County
Caldwell County
Coryell County
Falls County
Fayette County
Freestone County
Grimes County
Hamilton County
Hays County
Hill County
Lampasas County
Lee County
Leon County
Limestone County
Llano County
Madison County
McLennan County
Milam County
Mills County
Robertson County
San Saba County
Travis County
Washington County
Williamson County
AQCR 213 Brownsville-Laredo IntrastateUnclassifiable/Attainment
Cameron County
Hidalgo County
Jim Hogg County
Starr County
Webb County
Willacy County
Zapata County
AQCR 214 Corpus Christi-Victoria Intrastate (Remainder of)Unclassifiable/Attainment
Aransas County, Bee County, Brooks
County, Calhoun County, De Witt
County, Duval County, Goliad
County, Gonzales County, Jackson
County, Jim Wells County, Kenedy
County, Kleberg County, Lavaca
County, Live Oak County, McMullen
County, Refugio County, San
Patricio County,
AQCR 214 Corpus Christi-Victoria Intrastate (part)Unclassifiable/Attainment
Nueces County
AQCR 215 Metro Dallas-Fort Worth Intrastate (Remainder of)Unclassifiable/Attainment
Cooke County
Ellis County
Erath County
Fannin County
Grayson County
Hood County
Hunt County
Johnson County
Kaufman County
Navarro County
Palo Pinto County
Parker County
Rockwall County
Somervell County
Wise County
AQCR 216 Metro Houston-Galveston Intrastate (Remainder of)Unclassifiable/Attainment
Austin County, Colorado County,
Matagorda County, Walker County,
Wharton County
AQCR 217 Metro San Antonio Intrastate (part)Unclassifiable/Attainment
Bexar County
AQCR 217 Metro San Antonio Intrastate (Remainder of)Unclassifiable/Attainment
Atascosa County, Bandera County,
Comal County, Dimmit County,
Edwards County, Frio County,
Gillespie County, Guadalupe County,
Karnes County, Kendall County, Kerr
County, Kinney County, La Salle
County, Maverick County, Medina
County, Real County, Uvalde County,
Val Verde County, Wilson County,
Zavala County
AQCR 218 Midland-Odessa-San Angelo Intrastate (part)Unclassifiable/Attainment
Ector County
AQCR 218 Midland-Odessa-San Angelo Intrastate (Remainder of)Unclassifiable/Attainment
Andrews County, Borden County, Coke
County, Concho County, Crane
County, Crockett County, Dawson
County, Gaines County, Glasscock
County, Howard County, Irion
County, Kimble County, Loving
County, Martin County, Mason
County, McCulloch County, Menard
County, Midland County, Pecos
County, Reagan County, Reeves
County, Schleicher County, Sterling
County, Sutton County, Terrell
County, Tom Green County, Upton
County, Ward County, Winkler County

1 The 1-hour ozone standard, designations and classifications are revoked effective June 15, 2005 for areas in Texas except the San Antonio area where they are revoked effective April 15, 2009.

2 The date at the time designations were revoked is October 18, 2000, unless otherwise noted.

3 The Dallas-Fort Worth Area was designated and classified as Moderate nonattainment on November 15, 1990. The area was classified as Serious nonattainment on March 20, 1998 and was so designated and classified when the 1-hour ozone standard, designations and classifications were revoked. The area has since attained the 1-hour ozone standard and met all the Clean Air Act criteria for redesignation. All 1-hour ozone standard anti-backsliding obligations for the area are terminated effective May 6, 2020.

4 The Houston-Galveston-Brazoria Area was designated and classified as “Severe-17” nonattainment on November 15, 1990 and was so designated and classified when the 1-hour ozone standard, designations and classifications were revoked. The area has since attained the 1-hour ozone standard and met all the Clean Air Act criteria for redesignation. All 1-hour ozone standard anti-backsliding obligations for the area are terminated effective March 16, 2020.

Texas-PM-10 Nonattainment Areas

Designated Area Designation Classification
Date 1 Type Date 1 Type
AQCR 022Unclassifiable
AQCR 106Unclassifiable
AQCR 153:
El Paso County—city of El Paso11/15/90Nonattainment11/15/90Moderate
3 limited areas in El Paso CountyUnclassifiable
(El Paso 1, 2, and 4).
1 limited area in El Paso CountyUnclassifiable
(El Paso 3)
1 limited area in El Paso CountyUnclassifiable
(El Paso 5)
Remainder of AQCRUnclassifiable
AQCR 210Unclassifiable
AQCR 211:
Lubbock County—That portion of the city of Lubbock enclosed by Loop 289 highwayUnclassifiable
Remainder of AQCRUnclassifiable
AQCR 212Unclassifiable
AQCR 213:
2 limited areas in Cameron County
(Cameron 1 and 2)Unclassifiable
Remainder of AQCRUnclassifiable
QCR 214:
2 limited areas in Nueces CountyUnclassifiable
(Nueces 1 and 2)
Remainder of AQCRUnclassifiable
AQCR 215:
3 limited areas in Dallas CountyUnclassifiable
(Dallas 1, 2, and 3)
1 limited area in Tarrant CountyUnclassifiable
(Tarrant 1)
3 limited areas in Tarrant CountyUnclassifiable
(Tarrant 2, 3, and 4)
Remainder of AQCRUnclassifiable
AQCR 216:
1 limited area in Harris CountyUnclassifiable
(Houston 1)
1 limited area in Harris CountyUnclassifiable
(Houston 2)
1 limited area in Harris CountyUnclassifiable
(Aldine)
1 limited area in Harris CountyUnclassifiable
1 limited area in Galveston CountyUnclassifiable
Remainder of AQCRUnclassifiable
AQCR 217:
1 limited area in Bexar CountyUnclassifiable
Remainder of AQCRUnclassifiable
AQCR 218Unclassifiable

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

Texas—1997 Annual PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation a Classification
Date 1 Type Date Type
AQCR 022 Shreveport-Texarkana-Tyler Interstate:
Anderson CountyUnclassifiable/Attainment
Bowie CountyUnclassifiable/Attainment
Camp CountyUnclassifiable/Attainment
Cass CountyUnclassifiable/Attainment
Cherokee CountyUnclassifiable/Attainment
Delta CountyUnclassifiable/Attainment
Franklin CountyUnclassifiable/Attainment
Gregg CountyUnclassifiable/Attainment
Harrison CountyUnclassifiable/Attainment
Hopkins CountyUnclassifiable/Attainment
Lamar CountyUnclassifiable/Attainment
Marion CountyUnclassifiable/Attainment
Morris CountyUnclassifiable/Attainment
Panola CountyUnclassifiable/Attainment
Rains CountyUnclassifiable/Attainment
Red River CountyUnclassifiable/Attainment
Rusk CountyUnclassifiable/Attainment
Smith CountyUnclassifiable/Attainment
Titus CountyUnclassifiable/Attainment
Upshur CountyUnclassifiable/Attainment
Van Zandt CountyUnclassifiable/Attainment
Wood CountyUnclassifiable/Attainment
AQCR 106 S Louisiana-SE Texas Interstate (remainder of):
Angelina CountyUnclassifiable/Attainment
Houston CountyUnclassifiable/Attainment
Jasper CountyUnclassifiable/Attainment
Nacogdoches CountyUnclassifiable/Attainment
Newton CountyUnclassifiable/Attainment
Polk CountyUnclassifiable/Attainment
Sabine CountyUnclassifiable/Attainment
San Augustine CountyUnclassifiable/Attainment
San Jacinto CountyUnclassifiable/Attainment
Shelby CountyUnclassifiable/Attainment
Trinity CountyUnclassifiable/Attainment
Tyler CountyUnclassifiable/Attainment
AQCR 153 El Paso-Las Cruces-Alamogordo Interstate:
Brewster CountyUnclassifiable/Attainment
Culberson CountyUnclassifiable/Attainment
El Paso CountyUnclassifiable/Attainment
Hudspeth CountyUnclassifiable/Attainment
Jeff Davis CountyUnclassifiable/Attainment
Presidio CountyUnclassifiable/Attainment
AQCR 210 Abilene-Wichita Falls Intrastate:
Archer CountyUnclassifiable/Attainment
Baylor CountyUnclassifiable/Attainment
Brown CountyUnclassifiable/Attainment
Callahan CountyUnclassifiable/Attainment
Clay CountyUnclassifiable/Attainment
Coleman CountyUnclassifiable/Attainment
Comanche CountyUnclassifiable/Attainment
Cottle CountyUnclassifiable/Attainment
Eastland CountyUnclassifiable/Attainment
Fisher CountyUnclassifiable/Attainment
Foard CountyUnclassifiable/Attainment
Hardeman CountyUnclassifiable/Attainment
Haskell CountyUnclassifiable/Attainment
Jack CountyUnclassifiable/Attainment
Jones CountyUnclassifiable/Attainment
Kent CountyUnclassifiable/Attainment
Knox CountyUnclassifiable/Attainment
Mitchell CountyUnclassifiable/Attainment
Montague CountyUnclassifiable/Attainment
Nolan CountyUnclassifiable/Attainment
Runnels CountyUnclassifiable/Attainment
Scurry CountyUnclassifiable/Attainment
Shackelford CountyUnclassifiable/Attainment
Stephens CountyUnclassifiable/Attainment
Stonewall CountyUnclassifiable/Attainment
Taylor CountyUnclassifiable/Attainment
Throckmorton CountyUnclassifiable/Attainment
Wichita CountyUnclassifiable/Attainment
Wilbarger CountyUnclassifiable/Attainment
Young CountyUnclassifiable/Attainment
AQCR 211 Amarillo-Lubbock Intrastate:
Armstrong CountyUnclassifiable/Attainment
Bailey CountyUnclassifiable/Attainment
Briscoe CountyUnclassifiable/Attainment
Carson CountyUnclassifiable/Attainment
Castro CountyUnclassifiable/Attainment
Childress CountyUnclassifiable/Attainment
Cochran CountyUnclassifiable/Attainment
Collingsworth CountyUnclassifiable/Attainment
Crosby CountyUnclassifiable/Attainment
Dallam CountyUnclassifiable/Attainment
Deaf Smith CountyUnclassifiable/Attainment
Dickens CountyUnclassifiable/Attainment
Donley CountyUnclassifiable/Attainment
Floyd CountyUnclassifiable/Attainment
Garza CountyUnclassifiable/Attainment
Gray CountyUnclassifiable/Attainment
Hale CountyUnclassifiable/Attainment
Hall CountyUnclassifiable/Attainment
Hansford CountyUnclassifiable/Attainment
Hartley CountyUnclassifiable/Attainment
Hemphill CountyUnclassifiable/Attainment
Hockley CountyUnclassifiable/Attainment
Hutchinson CountyUnclassifiable/Attainment
King CountyUnclassifiable/Attainment
Lamb CountyUnclassifiable/Attainment
Lipscomb CountyUnclassifiable/Attainment
Lubbock CountyUnclassifiable/Attainment
Lynn CountyUnclassifiable/Attainment
Moore CountyUnclassifiable/Attainment
Motley CountyUnclassifiable/Attainment
Ochiltree CountyUnclassifiable/Attainment
Oldham CountyUnclassifiable/Attainment
Parmer CountyUnclassifiable/Attainment
Potter CountyUnclassifiable/Attainment
Randall CountyUnclassifiable/Attainment
Roberts CountyUnclassifiable/Attainment
Sherman CountyUnclassifiable/Attainment
Swisher CountyUnclassifiable/Attainment
Terry CountyUnclassifiable/Attainment
Wheeler CountyUnclassifiable/Attainment
Yoakum CountyUnclassifiable/Attainment
AQCR 212 Austin-Waco Intrastate:
Bastrop CountyUnclassifiable/Attainment
Bell CountyUnclassifiable/Attainment
Blanco CountyUnclassifiable/Attainment
Bosque CountyUnclassifiable/Attainment
Brazos CountyUnclassifiable/Attainment
Burleson CountyUnclassifiable/Attainment
Burnet CountyUnclassifiable/Attainment
Caldwell CountyUnclassifiable/Attainment
Coryell CountyUnclassifiable/Attainment
Falls CountyUnclassifiable/Attainment
Fayette CountyUnclassifiable/Attainment
Freestone CountyUnclassifiable/Attainment
Grimes CountyUnclassifiable/Attainment
Hamilton CountyUnclassifiable/Attainment
Hays CountyUnclassifiable/Attainment
Hill CountyUnclassifiable/Attainment
Lampasas CountyUnclassifiable/Attainment
Lee CountyUnclassifiable/Attainment
Leon CountyUnclassifiable/Attainment
Limestone CountyUnclassifiable/Attainment
Llano CountyUnclassifiable/Attainment
McLennan CountyUnclassifiable/Attainment
Madison CountyUnclassifiable/Attainment
Milam CountyUnclassifiable/Attainment
Mills CountyUnclassifiable/Attainment
Robertson CountyUnclassifiable/Attainment
San Saba CountyUnclassifiable/Attainment
Travis CountyUnclassifiable/Attainment
Washington CountyUnclassifiable/Attainment
Williamson CountyUnclassifiable/Attainment
AQCR 213 Brownsville-Laredo Intrastate:
Cameron CountyUnclassifiable/Attainment
Hidalgo CountyUnclassifiable/Attainment
Jim Hogg CountyUnclassifiable/Attainment
Starr CountyUnclassifiable/Attainment
Webb CountyUnclassifiable/Attainment
Willacy CountyUnclassifiable/Attainment
Zapata CountyUnclassifiable/Attainment
AQCR 214 Corpus Christi-Victoria Intrastate (part):
Nueces CountyUnclassifiable/Attainment
AQCR 214 Corpus Christi-Victoria Intrastate (remainder of):
Aransas CountyUnclassifiable/Attainment
Bee CountyUnclassifiable/Attainment
Brooks CountyUnclassifiable/Attainment
Calhoun CountyUnclassifiable/Attainment
DeWitt CountyUnclassifiable/Attainment
Duval CountyUnclassifiable/Attainment
Goliad CountyUnclassifiable/Attainment
Gonzales CountyUnclassifiable/Attainment
Jackson CountyUnclassifiable/Attainment
Jim Wells CountyUnclassifiable/Attainment
Kenedy CountyUnclassifiable/Attainment
Kleberg CountyUnclassifiable/Attainment
Lavaca CountyUnclassifiable/Attainment
Live Oak CountyUnclassifiable/Attainment
McMullen CountyUnclassifiable/Attainment
Refugio CountyUnclassifiable/Attainment
San Patricio CountyUnclassifiable/Attainment
AQCR 215 Metro Dallas-Fort Worth Intrastate (remainder of):
Cooke CountyUnclassifiable/Attainment
Erath CountyUnclassifiable/Attainment
Fannin CountyUnclassifiable/Attainment
Grayson CountyUnclassifiable/Attainment
Henderson CountyUnclassifiable/Attainment
Hood CountyUnclassifiable/Attainment
Hunt CountyUnclassifiable/Attainment
Navarro CountyUnclassifiable/Attainment
Palo Pinto CountyUnclassifiable/Attainment
Somervell CountyUnclassifiable/Attainment
Wise CountyUnclassifiable/Attainment
AQCR 216 Metro Houston-Galveston Intrastate (remainder of):
Austin CountyUnclassifiable/Attainment
Colorado CountyUnclassifiable/Attainment
Matagorda CountyUnclassifiable/Attainment
Walker CountyUnclassifiable/Attainment
Wharton CountyUnclassifiable/Attainment
AQCR 217 Metro San Antonio Intrastate (remainder of):
Atascosa CountyUnclassifiable/Attainment
Bandera CountyUnclassifiable/Attainment
Dimmit CountyUnclassifiable/Attainment
Edwards CountyUnclassifiable/Attainment
Frio CountyUnclassifiable/Attainment
Gillespie CountyUnclassifiable/Attainment
Karnes CountyUnclassifiable/Attainment
Kendall CountyUnclassifiable/Attainment
Kerr CountyUnclassifiable/Attainment
Kinney CountyUnclassifiable/Attainment
La Salle CountyUnclassifiable/Attainment
Maverick CountyUnclassifiable/Attainment
Medina CountyUnclassifiable/Attainment
Real CountyUnclassifiable/Attainment
Uvalde CountyUnclassifiable/Attainment
Val Verde CountyUnclassifiable/Attainment
Wilson CountyUnclassifiable/Attainment
Zavala CountyUnclassifiable/Attainment
AQCR 218 Midland-Odessa-San Angelo Intrastate (part):
Ector CountyUnclassifiable/Attainment
AQCR 218 Midland-Odessa-San Angelo Intrastate (remainder of):
Andrews CountyUnclassifiable/Attainment
Borden CountyUnclassifiable/Attainment
Coke CountyUnclassifiable/Attainment
Concho CountyUnclassifiable/Attainment
Crane CountyUnclassifiable/Attainment
Crockett CountyUnclassifiable/Attainment
Dawson CountyUnclassifiable/Attainment
Gaines CountyUnclassifiable/Attainment
Glasscock CountyUnclassifiable/Attainment
Howard CountyUnclassifiable/Attainment
Irion CountyUnclassifiable/Attainment
Kimble CountyUnclassifiable/Attainment
Loving CountyUnclassifiable/Attainment
McCulloch CountyUnclassifiable/Attainment
Martin CountyUnclassifiable/Attainment
Mason CountyUnclassifiable/Attainment
Menard CountyUnclassifiable/Attainment
Midland CountyUnclassifiable/Attainment
Pecos CountyUnclassifiable/Attainment
Reagan CountyUnclassifiable/Attainment
Reeves CountyUnclassifiable/Attainment
Schleicher CountyUnclassifiable/Attainment
Sterling CountyUnclassifiable/Attainment
Sutton CountyUnclassifiable/Attainment
Terrell CountyUnclassifiable/Attainment
Tom Green CountyUnclassifiable/Attainment
Upton CountyUnclassifiable/Attainment
Ward CountyUnclassifiable/Attainment
Winkler CountyUnclassifiable/Attainment
Beaumont/Port Arthur, TX:
Hardin CountyUnclassifiable/Attainment
Jefferson CountyUnclassifiable/Attainment
Orange CountyUnclassifiable/Attainment
Dallas-Fort Worth, TX:
Collin CountyUnclassifiable/Attainment
Dallas CountyUnclassifiable/Attainment
Denton CountyUnclassifiable/Attainment
Ellis CountyUnclassifiable/Attainment
Johnson CountyUnclassifiable/Attainment
Kaufman CountyUnclassifiable/Attainment
Parker CountyUnclassifiable/Attainment
Rockwall CountyUnclassifiable/Attainment
Tarrant CountyUnclassifiable/Attainment
Houston-Galveston-Brazoria, TX:
Brazoria CountyUnclassifiable/Attainment
Chambers CountyUnclassifiable/Attainment
Fort Bend CountyUnclassifiable/Attainment
Galveston CountyUnclassifiable/Attainment
Harris CountyUnclassifiable/Attainment
Liberty CountyUnclassifiable/Attainment
Montgomery CountyUnclassifiable/Attainment
Waller CountyUnclassifiable/Attainment
San Antonio, TX:
Bexar CountyUnclassifiable/Attainment
Comal CountyUnclassifiable/Attainment
Guadalupe CountyUnclassifiable/Attainment
Victoria Area:
Victoria CountyUnclassifiable/Attainment

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

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

Texas—2012 Annual PM2.5 NAAQS

[Primary]

Designated area 1 Designation Classification
Date 2 Type Date 2 Type
AQCR 022 Shreveport-Texarkana-Tyler Interstate:
Anderson CountyUnclassifiable/Attainment
Bowie CountyUnclassifiable/Attainment
Camp CountyUnclassifiable/Attainment
Cass CountyUnclassifiable/Attainment
Cherokee CountyUnclassifiable/Attainment
Delta CountyUnclassifiable/Attainment
Franklin CountyUnclassifiable/Attainment
Gregg CountyUnclassifiable/Attainment
Harrison CountyUnclassifiable/Attainment
Hopkins CountyUnclassifiable/Attainment
Lamar CountyUnclassifiable/Attainment
Marion CountyUnclassifiable/Attainment
Morris CountyUnclassifiable/Attainment
Panola CountyUnclassifiable/Attainment
Rains CountyUnclassifiable/Attainment
Red River CountyUnclassifiable/Attainment
Rusk CountyUnclassifiable/Attainment
Smith CountyUnclassifiable/Attainment
Titus CountyUnclassifiable/Attainment
Upshur CountyUnclassifiable/Attainment
Van Zandt CountyUnclassifiable/Attainment
Wood CountyUnclassifiable/Attainment
AQCR 106 S Louisiana-SE Texas Interstate:
Angelina CountyUnclassifiable/Attainment
Hardin CountyUnclassifiable/Attainment
Houston CountyUnclassifiable/Attainment
Jasper CountyUnclassifiable/Attainment
Jefferson CountyUnclassifiable/Attainment
Nacogdoches CountyUnclassifiable/Attainment
Newton CountyUnclassifiable/Attainment
Orange CountyUnclassifiable/Attainment
Polk CountyUnclassifiable/Attainment
Sabine CountyUnclassifiable/Attainment
San Augustine CountyUnclassifiable/Attainment
San Jacinto CountyUnclassifiable/Attainment
Shelby CountyUnclassifiable/Attainment
Trinity CountyUnclassifiable/Attainment
Tyler CountyUnclassifiable/Attainment
AQCR 153 El Paso-Las Cruces-Alamogordo Interstate:
Brewster CountyUnclassifiable/Attainment
Culberson CountyUnclassifiable/Attainment
El Paso CountyUnclassifiable/Attainment
Hudspeth CountyUnclassifiable/Attainment
Jeff Davis CountyUnclassifiable/Attainment
Presidio CountyUnclassifiable/Attainment
AQCR 210 Abilene-Wichita Falls Intrastate:
Archer CountyUnclassifiable/Attainment
Baylor CountyUnclassifiable/Attainment
Brown CountyUnclassifiable/Attainment
Callahan CountyUnclassifiable/Attainment
Clay CountyUnclassifiable/Attainment
Coleman CountyUnclassifiable/Attainment
Comanche CountyUnclassifiable/Attainment
Cottle CountyUnclassifiable/Attainment
Eastland CountyUnclassifiable/Attainment
Fisher CountyUnclassifiable/Attainment
Foard CountyUnclassifiable/Attainment
Hardeman CountyUnclassifiable/Attainment
Haskell CountyUnclassifiable/Attainment
Jack CountyUnclassifiable/Attainment
Jones CountyUnclassifiable/Attainment
Kent CountyUnclassifiable/Attainment
Knox CountyUnclassifiable/Attainment
Mitchell CountyUnclassifiable/Attainment
Montague CountyUnclassifiable/Attainment
Nolan CountyUnclassifiable/Attainment
Runnels CountyUnclassifiable/Attainment
Scurry CountyUnclassifiable/Attainment
Shackelford CountyUnclassifiable/Attainment
Stephens CountyUnclassifiable/Attainment
Stonewall CountyUnclassifiable/Attainment
Taylor CountyUnclassifiable/Attainment
Throckmorton CountyUnclassifiable/Attainment
Wichita CountyUnclassifiable/Attainment
Wilbarger CountyUnclassifiable/Attainment
Young CountyUnclassifiable/Attainment
AQCR 211 Amarillo-Lubbock Intrastate:
Armstrong CountyUnclassifiable/Attainment
Bailey CountyUnclassifiable/Attainment
Briscoe CountyUnclassifiable/Attainment
Carson CountyUnclassifiable/Attainment
Castro CountyUnclassifiable/Attainment
Childress CountyUnclassifiable/Attainment
Cochran CountyUnclassifiable/Attainment
Collingsworth CountyUnclassifiable/Attainment
Crosby CountyUnclassifiable/Attainment
Dallam CountyUnclassifiable/Attainment
Deaf Smith CountyUnclassifiable/Attainment
Dickens CountyUnclassifiable/Attainment
Donley CountyUnclassifiable/Attainment
Floyd CountyUnclassifiable/Attainment
Garza CountyUnclassifiable/Attainment
Gray CountyUnclassifiable/Attainment
Hale CountyUnclassifiable/Attainment
Hall CountyUnclassifiable/Attainment
Hansford CountyUnclassifiable/Attainment
Hartley CountyUnclassifiable/Attainment
Hemphill CountyUnclassifiable/Attainment
Hockley CountyUnclassifiable/Attainment
Hutchinson CountyUnclassifiable/Attainment
King CountyUnclassifiable/Attainment
Lamb CountyUnclassifiable/Attainment
Lipscomb CountyUnclassifiable/Attainment
Lubbock CountyUnclassifiable/Attainment
Lynn CountyUnclassifiable/Attainment
Moore CountyUnclassifiable/Attainment
Motley CountyUnclassifiable/Attainment
Ochiltree CountyUnclassifiable/Attainment
Oldham CountyUnclassifiable/Attainment
Parmer CountyUnclassifiable/Attainment
Potter CountyUnclassifiable/Attainment
Randall CountyUnclassifiable/Attainment
Roberts CountyUnclassifiable/Attainment
Sherman CountyUnclassifiable/Attainment
Swisher CountyUnclassifiable/Attainment
Terry CountyUnclassifiable/Attainment
Wheeler CountyUnclassifiable/Attainment
Yoakum CountyUnclassifiable/Attainment
AQCR 212 Austin-Waco Intrastate:
Bastrop CountyUnclassifiable/Attainment
Bell CountyUnclassifiable/Attainment
Blanco CountyUnclassifiable/Attainment
Bosque CountyUnclassifiable/Attainment
Brazos CountyUnclassifiable/Attainment
Burleson CountyUnclassifiable/Attainment
Burnet CountyUnclassifiable/Attainment
Caldwell CountyUnclassifiable/Attainment
Coryell CountyUnclassifiable/Attainment
Falls CountyUnclassifiable/Attainment
Fayette CountyUnclassifiable/Attainment
Freestone CountyUnclassifiable/Attainment
Grimes CountyUnclassifiable/Attainment
Hamilton CountyUnclassifiable/Attainment
Hays CountyUnclassifiable/Attainment
Hill CountyUnclassifiable/Attainment
Lampasas CountyUnclassifiable/Attainment
Lee CountyUnclassifiable/Attainment
Leon CountyUnclassifiable/Attainment
Limestone CountyUnclassifiable/Attainment
Llano CountyUnclassifiable/Attainment
McLennan CountyUnclassifiable/Attainment
Madison CountyUnclassifiable/Attainment
Milam CountyUnclassifiable/Attainment
Mills CountyUnclassifiable/Attainment
Robertson CountyUnclassifiable/Attainment
San Saba CountyUnclassifiable/Attainment
Travis CountyUnclassifiable/Attainment
Washington CountyUnclassifiable/Attainment
Williamson CountyUnclassifiable/Attainment
AQCR 213 Brownsville-Laredo Intrastate:
Cameron CountyUnclassifiable/Attainment
Hidalgo CountyUnclassifiable/Attainment
Jim Hogg CountyUnclassifiable/Attainment
Starr CountyUnclassifiable/Attainment
Webb CountyUnclassifiable/Attainment
Willacy CountyUnclassifiable/Attainment
Zapata CountyUnclassifiable/Attainment
AQCR 214 Corpus Christi-Victoria Intrastate:
Aransas CountyUnclassifiable/Attainment
Bee CountyUnclassifiable/Attainment
Brooks CountyUnclassifiable/Attainment
Calhoun CountyUnclassifiable/Attainment
DeWitt CountyUnclassifiable/Attainment
Duval CountyUnclassifiable/Attainment
Goliad CountyUnclassifiable/Attainment
Gonzales CountyUnclassifiable/Attainment
Jackson CountyUnclassifiable/Attainment
Jim Wells CountyUnclassifiable/Attainment
Kenedy CountyUnclassifiable/Attainment
Kleberg CountyUnclassifiable/Attainment
Lavaca CountyUnclassifiable/Attainment
Live Oak CountyUnclassifiable/Attainment
McMullen CountyUnclassifiable/Attainment
Nueces CountyUnclassifiable/Attainment
Refugio CountyUnclassifiable/Attainment
San Patricio CountyUnclassifiable/Attainment
Victoria CountyUnclassifiable/Attainment
AQCR 215 Metro Dallas-Fort Worth Intrastate:
Collin CountyUnclassifiable/Attainment
Cooke CountyUnclassifiable/Attainment
Dallas CountyUnclassifiable/Attainment
Denton CountyUnclassifiable/Attainment
Ellis CountyUnclassifiable/Attainment
Erath CountyUnclassifiable/Attainment
Fannin CountyUnclassifiable/Attainment
Grayson CountyUnclassifiable/Attainment
Henderson CountyUnclassifiable/Attainment
Hood CountyUnclassifiable/Attainment
Hunt CountyUnclassifiable/Attainment
Johnson CountyUnclassifiable/Attainment
Kaufman CountyUnclassifiable/Attainment
Navarro CountyUnclassifiable/Attainment
Palo Pinto CountyUnclassifiable/Attainment
Parker CountyUnclassifiable/Attainment
Rockwall CountyUnclassifiable/Attainment
Somervell CountyUnclassifiable/Attainment
Tarrant CountyUnclassifiable/Attainment
Wise CountyUnclassifiable/Attainment
AQCR 216 Metro Houston-Galveston Intrastate:
Austin CountyUnclassifiable/Attainment
Brazoria CountyUnclassifiable/Attainment
Chambers CountyUnclassifiable/Attainment
Colorado CountyUnclassifiable/Attainment
Fort Bend CountyUnclassifiable/Attainment
Galveston CountyUnclassifiable/Attainment
Harris CountyUnclassifiable/Attainment
Liberty CountyUnclassifiable/Attainment
Matagorda CountyUnclassifiable/Attainment
Montgomery CountyUnclassifiable/Attainment
Walker CountyUnclassifiable/Attainment
Waller CountyUnclassifiable/Attainment
Wharton CountyUnclassifiable/Attainment
AQCR 217 Metro San Antonio Intrastate:
Atascosa CountyUnclassifiable/Attainment
Bandera CountyUnclassifiable/Attainment
Bexar CountyUnclassifiable/Attainment
Comal CountyUnclassifiable/Attainment
Dimmit CountyUnclassifiable/Attainment
Edwards CountyUnclassifiable/Attainment
Frio CountyUnclassifiable/Attainment
Guadalupe CountyUnclassifiable/Attainment
Gillespie CountyUnclassifiable/Attainment
Karnes CountyUnclassifiable/Attainment
Kendall CountyUnclassifiable/Attainment
Kerr CountyUnclassifiable/Attainment
Kinney CountyUnclassifiable/Attainment
La Salle CountyUnclassifiable/Attainment
Maverick CountyUnclassifiable/Attainment
Medina CountyUnclassifiable/Attainment
Real CountyUnclassifiable/Attainment
Uvalde CountyUnclassifiable/Attainment
Val Verde CountyUnclassifiable/Attainment
Wilson CountyUnclassifiable/Attainment
Zavala CountyUnclassifiable/Attainment
AQCR 218 Midland-Odessa-San Angelo Intrastate:
Andrews CountyUnclassifiable/Attainment
Borden CountyUnclassifiable/Attainment
Coke CountyUnclassifiable/Attainment
Concho CountyUnclassifiable/Attainment
Crane CountyUnclassifiable/Attainment
Crockett CountyUnclassifiable/Attainment
Dawson CountyUnclassifiable/Attainment
Ector CountyUnclassifiable/Attainment
Gaines CountyUnclassifiable/Attainment
Glasscock CountyUnclassifiable/Attainment
Howard CountyUnclassifiable/Attainment
Irion CountyUnclassifiable/Attainment
Kimble CountyUnclassifiable/Attainment
Loving CountyUnclassifiable/Attainment
McCulloch CountyUnclassifiable/Attainment
Martin CountyUnclassifiable/Attainment
Mason CountyUnclassifiable/Attainment
Menard CountyUnclassifiable/Attainment
Midland CountyUnclassifiable/Attainment
Pecos CountyUnclassifiable/Attainment
Reagan CountyUnclassifiable/Attainment
Reeves CountyUnclassifiable/Attainment
Schleicher CountyUnclassifiable/Attainment
Sterling CountyUnclassifiable/Attainment
Sutton CountyUnclassifiable/Attainment
Terrell CountyUnclassifiable/Attainment
Tom Green CountyUnclassifiable/Attainment
Upton CountyUnclassifiable/Attainment
Ward CountyUnclassifiable/Attainment
Winkler CountyUnclassifiable/Attainment

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

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

Texas—1997 Annual 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation a Classification
Date 1 Type Date Type
AQCR 022 Shreveport-Texarkana-Tyler Interstate:
Anderson CountyUnclassifiable/Attainment
Bowie CountyUnclassifiable/Attainment
Camp CountyUnclassifiable/Attainment
Cass CountyUnclassifiable/Attainment
Cherokee CountyUnclassifiable/Attainment
Delta CountyUnclassifiable/Attainment
Franklin CountyUnclassifiable/Attainment
Gregg CountyUnclassifiable/Attainment
Harrison CountyUnclassifiable/Attainment
Hopkins CountyUnclassifiable/Attainment
Lamar CountyUnclassifiable/Attainment
Marion CountyUnclassifiable/Attainment
Morris CountyUnclassifiable/Attainment
Panola CountyUnclassifiable/Attainment
Rains CountyUnclassifiable/Attainment
Red River CountyUnclassifiable/Attainment
Rusk CountyUnclassifiable/Attainment
Smith CountyUnclassifiable/Attainment
Titus CountyUnclassifiable/Attainment
Upshur CountyUnclassifiable/Attainment
Van Zandt CountyUnclassifiable/Attainment
Wood CountyUnclassifiable/Attainment
AQCR 106 S Louisiana-SE Texas Interstate (remainder of):
Angelina CountyUnclassifiable/Attainment
Houston CountyUnclassifiable/Attainment
Jasper CountyUnclassifiable/Attainment
Nacogdoches CountyUnclassifiable/Attainment
Newton CountyUnclassifiable/Attainment
Polk CountyUnclassifiable/Attainment
Sabine CountyUnclassifiable/Attainment
San Augustine CountyUnclassifiable/Attainment
San Jacinto CountyUnclassifiable/Attainment
Shelby CountyUnclassifiable/Attainment
Trinity CountyUnclassifiable/Attainment
Tyler CountyUnclassifiable/Attainment
AQCR 153 El Paso-Las Cruces-Alamogordo Interstate:
Brewster CountyUnclassifiable/Attainment
Culberson CountyUnclassifiable/Attainment
El Paso CountyUnclassifiable/Attainment
Hudspeth CountyUnclassifiable/Attainment
Jeff Davis CountyUnclassifiable/Attainment
Presidio CountyUnclassifiable/Attainment
AQCR 210 Abilene-Wichita Falls Intrastate:
Archer CountyUnclassifiable/Attainment
Baylor CountyUnclassifiable/Attainment
Brown CountyUnclassifiable/Attainment
Callahan CountyUnclassifiable/Attainment
Clay CountyUnclassifiable/Attainment
Coleman CountyUnclassifiable/Attainment
Comanche CountyUnclassifiable/Attainment
Cottle CountyUnclassifiable/Attainment
Eastland CountyUnclassifiable/Attainment
Fisher CountyUnclassifiable/Attainment
Foard CountyUnclassifiable/Attainment
Hardeman CountyUnclassifiable/Attainment
Haskell CountyUnclassifiable/Attainment
Jack CountyUnclassifiable/Attainment
Jones CountyUnclassifiable/Attainment
Kent CountyUnclassifiable/Attainment
Knox CountyUnclassifiable/Attainment
Mitchell CountyUnclassifiable/Attainment
Montague CountyUnclassifiable/Attainment
Nolan CountyUnclassifiable/Attainment
Runnels CountyUnclassifiable/Attainment
Scurry CountyUnclassifiable/Attainment
Shackelford CountyUnclassifiable/Attainment
Stephens CountyUnclassifiable/Attainment
Stonewall CountyUnclassifiable/Attainment
Taylor CountyUnclassifiable/Attainment
Throckmorton CountyUnclassifiable/Attainment
Wichita CountyUnclassifiable/Attainment
Wilbarger CountyUnclassifiable/Attainment
Young CountyUnclassifiable/Attainment
AQCR 211 Amarillo-Lubbock Intrastate:
Armstrong CountyUnclassifiable/Attainment
Bailey CountyUnclassifiable/Attainment
Briscoe CountyUnclassifiable/Attainment
Carson CountyUnclassifiable/Attainment
Castro CountyUnclassifiable/Attainment
Childress CountyUnclassifiable/Attainment
Cochran CountyUnclassifiable/Attainment
Collingsworth CountyUnclassifiable/Attainment
Crosby CountyUnclassifiable/Attainment
Dallam CountyUnclassifiable/Attainment
Deaf Smith CountyUnclassifiable/Attainment
Dickens CountyUnclassifiable/Attainment
Donley CountyUnclassifiable/Attainment
Floyd CountyUnclassifiable/Attainment
Garza CountyUnclassifiable/Attainment
Gray CountyUnclassifiable/Attainment
Hale CountyUnclassifiable/Attainment
Hall CountyUnclassifiable/Attainment
Hansford CountyUnclassifiable/Attainment
Hartley CountyUnclassifiable/Attainment
Hemphill CountyUnclassifiable/Attainment
Hockley CountyUnclassifiable/Attainment
Hutchinson CountyUnclassifiable/Attainment
King CountyUnclassifiable/Attainment
Lamb CountyUnclassifiable/Attainment
Lipscomb CountyUnclassifiable/Attainment
Lubbock CountyUnclassifiable/Attainment
Lynn CountyUnclassifiable/Attainment
Moore CountyUnclassifiable/Attainment
Motley CountyUnclassifiable/Attainment
Ochiltree CountyUnclassifiable/Attainment
Oldham CountyUnclassifiable/Attainment
Parmer CountyUnclassifiable/Attainment
Potter CountyUnclassifiable/Attainment
Randall CountyUnclassifiable/Attainment
Roberts CountyUnclassifiable/Attainment
Sherman CountyUnclassifiable/Attainment
Swisher CountyUnclassifiable/Attainment
Terry CountyUnclassifiable/Attainment
Wheeler CountyUnclassifiable/Attainment
Yoakum CountyUnclassifiable/Attainment
AQCR 212 Austin-Waco Intrastate:
Bastrop CountyUnclassifiable/Attainment
Bell CountyUnclassifiable/Attainment
Blanco CountyUnclassifiable/Attainment
Bosque CountyUnclassifiable/Attainment
Brazoe CountyUnclassifiable/Attainment
Burleson CountyUnclassifiable/Attainment
Burnet CountyUnclassifiable/Attainment
Caldwell CountyUnclassifiable/Attainment
Coryell CountyUnclassifiable/Attainment
Falls CountyUnclassifiable/Attainment
Fayette CountyUnclassifiable/Attainment
Freestone CountyUnclassifiable/Attainment
Grimes CountyUnclassifiable/Attainment
Hamilton CountyUnclassifiable/Attainment
Hays CountyUnclassifiable/Attainment
Hill CountyUnclassifiable/Attainment
Lampasas CountyUnclassifiable/Attainment
Lee CountyUnclassifiable/Attainment
Leon CountyUnclassifiable/Attainment
Limestone CountyUnclassifiable/Attainment
Llano CountyUnclassifiable/Attainment
McLennan CountyUnclassifiable/Attainment
Madison CountyUnclassifiable/Attainment
Milam CountyUnclassifiable/Attainment
Mills CountyUnclassifiable/Attainment
Robertson CountyUnclassifiable/Attainment
San Saba CountyUnclassifiable/Attainment
Travis CountyUnclassifiable/Attainment
Washington CountyUnclassifiable/Attainment
Williamson CountyUnclassifiable/Attainment
AQCR 213 Brownsville-Laredo Intrastate:
Cameron CountyUnclassifiable/Attainment
Hidalgo CountyUnclassifiable/Attainment
Jim Hogg CountyUnclassifiable/Attainment
Starr CountyUnclassifiable/Attainment
Webb CountyUnclassifiable/Attainment
Willacy CountyUnclassifiable/Attainment
Zapata CountyUnclassifiable/Attainment
AQCR 214 Corpus Christi-Victoria Intrastate (part):
Nueces CountyUnclassifiable/Attainment
AQCR 214 Corpus Christi-Victoria Intrastate (remainder of):
Aransas CountyUnclassifiable/Attainment
Bee CountyUnclassifiable/Attainment
Brooks CountyUnclassifiable/Attainment
Calhoun CountyUnclassifiable/Attainment
DeWitt CountyUnclassifiable/Attainment
Duval CountyUnclassifiable/Attainment
Goliad CountyUnclassifiable/Attainment
Gonzales CountyUnclassifiable/Attainment
Jackson CountyUnclassifiable/Attainment
Jim Wells CountyUnclassifiable/Attainment
Kenedy CountyUnclassifiable/Attainment
Kleberg CountyUnclassifiable/Attainment
Lavaca CountyUnclassifiable/Attainment
Live Oak CountyUnclassifiable/Attainment
McMullen CountyUnclassifiable/Attainment
Refugio CountyUnclassifiable/Attainment
San Patricio CountyUnclassifiable/Attainment
AQCR 215 Metro Dallas-Fort Worth Intrastate (remainder of):
Cooke CountyUnclassifiable/Attainment
Erath CountyUnclassifiable/Attainment
Fannin CountyUnclassifiable/Attainment
Grayson CountyUnclassifiable/Attainment
Henderson CountyUnclassifiable/Attainment
Hood CountyUnclassifiable/Attainment
Hunt CountyUnclassifiable/Attainment
Navarro CountyUnclassifiable/Attainment
Palo Pinto CountyUnclassifiable/Attainment
Somervell CountyUnclassifiable/Attainment
Wise CountyUnclassifiable/Attainment
AQCR 216 Metro Houston-Galveston Intrastate (remainder of):
Austin CountyUnclassifiable/Attainment
Colorado CountyUnclassifiable/Attainment
Matagorda CountyUnclassifiable/Attainment
Walker CountyUnclassifiable/Attainment
Wharton CountyUnclassifiable/Attainment
AQCR 217 Metro San Antonio Intrastate (remainder of):
Atascosa CountyUnclassifiable/Attainment
Bandera CountyUnclassifiable/Attainment
Dimmit CountyUnclassifiable/Attainment
Edwards CountyUnclassifiable/Attainment
Frio CountyUnclassifiable/Attainment
Gillespie CountyUnclassifiable/Attainment
Karnes CountyUnclassifiable/Attainment
Kendall CountyUnclassifiable/Attainment
Kerr CountyUnclassifiable/Attainment
Kinney CountyUnclassifiable/Attainment
La Salle CountyUnclassifiable/Attainment
Maverick CountyUnclassifiable/Attainment
Medina CountyUnclassifiable/Attainment
Real CountyUnclassifiable/Attainment
Uvalde CountyUnclassifiable/Attainment
Val Verde CountyUnclassifiable/Attainment
Wilson CountyUnclassifiable/Attainment
Zavala CountyUnclassifiable/Attainment
AQCR 218 Midland-Odessa-San Angelo Intrastate (part):
Ector CountyUnclassifiable/Attainment
AQCR 218 Midland-Odessa-San Angelo Intrastate (remainder of):
Andrews CountyUnclassifiable/Attainment
Borden CountyUnclassifiable/Attainment
Coke CountyUnclassifiable/Attainment
Concho CountyUnclassifiable/Attainment
Crane CountyUnclassifiable/Attainment
Crockett CountyUnclassifiable/Attainment
Dawson CountyUnclassifiable/Attainment
Gaines CountyUnclassifiable/Attainment
Glasscock CountyUnclassifiable/Attainment
Howard CountyUnclassifiable/Attainment
Irion CountyUnclassifiable/Attainment
Kimble CountyUnclassifiable/Attainment
Loving CountyUnclassifiable/Attainment
McCulloch CountyUnclassifiable/Attainment
Martin CountyUnclassifiable/Attainment
Mason CountyUnclassifiable/Attainment
Menard CountyUnclassifiable/Attainment
Midland CountyUnclassifiable/Attainment
Pecos CountyUnclassifiable/Attainment
Reagan CountyUnclassifiable/Attainment
Reeves CountyUnclassifiable/Attainment
Schleicher CountyUnclassifiable/Attainment
Sterling CountyUnclassifiable/Attainment
Sutton CountyUnclassifiable/Attainment
Terrell CountyUnclassifiable/Attainment
Tom Green CountyUnclassifiable/Attainment
Upton CountyUnclassifiable/Attainment
Ward CountyUnclassifiable/Attainment
Winkler CountyUnclassifiable/Attainment
Beaumont/Port Arthur, TX:
Hardin CountyUnclassifiable/Attainment
Jefferson CountyUnclassifiable/Attainment
Orange CountyUnclassifiable/Attainment
Dallas-Fort Worth, TX:
Collin CountyUnclassifiable/Attainment
Dallas CountyUnclassifiable/Attainment
Denton CountyUnclassifiable/Attainment
Ellis CountyUnclassifiable/Attainment
Johnson CountyUnclassifiable/Attainment
Kaufman CountyUnclassifiable/Attainment
Parker CountyUnclassifiable/Attainment
Rockwell CountyUnclassifiable/Attainment
Tarrant CountyUnclassifiable/Attainment
Houston-Galveston-Brazoria, TX:
Brazoria CountyUnclassifiable/Attainment
Chambers CountyUnclassifiable/Attainment
Fort Bend CountyUnclassifiable/Attainment
Galveston CountyUnclassifiable/Attainment
Harris CountyUnclassifiable/Attainment
Liberty CountyUnclassifiable/Attainment
Montgomery CountyUnclassifiable/Attainment
Waller CountyUnclassifiable/Attainment
San Antonio, TX:
Bexar CountyUnclassifiable/Attainment
Comal CountyUnclassifiable/Attainment
Guadalupe CountyUnclassifiable/Attainment
Victoria Area:
Victoria CountyUnclassifiable/Attainment

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

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

Texas—2006 24-Hour PM2.5 NAAQS

[Primary and Secondary]

Designated area Designation a Classification
Date 1 Type Date Type
AQCR 022 Shreveport-Texarkana-Tyler Interstate:
Anderson CountyUnclassifiable/Attainment.
Bowie CountyUnclassifiable/Attainment.
Camp CountyUnclassifiable/Attainment.
Cass CountyUnclassifiable/Attainment.
Cherokee CountyUnclassifiable/Attainment.
Delta CountyUnclassifiable/Attainment.
Franklin CountyUnclassifiable/Attainment.
Gregg CountyUnclassifiable/Attainment.
Harrison CountyUnclassifiable/Attainment.
Hopkins CountyUnclassifiable/Attainment.
Lamar CountyUnclassifiable/Attainment.
Marion CountyUnclassifiable/Attainment.
Morris CountyUnclassifiable/Attainment.
Panola CountyUnclassifiable/Attainment.
Rains CountyUnclassifiable/Attainment.
Red River CountyUnclassifiable/Attainment.
Rusk CountyUnclassifiable/Attainment.
Smith CountyUnclassifiable/Attainment.
Titus CountyUnclassifiable/Attainment.
Upshur CountyUnclassifiable/Attainment.
Van Zandt CountyUnclassifiable/Attainment.
Wood CountyUnclassifiable/Attainment.
AQCR 106 S Louisiana-SE Texas Interstate (remainder of):
Angelina CountyUnclassifiable/Attainment.
Houston CountyUnclassifiable/Attainment.
Jasper CountyUnclassifiable/Attainment.
Nacogdoches CountyUnclassifiable/Attainment.
Newton CountyUnclassifiable/Attainment.
Polk CountyUnclassifiable/Attainment.
Sabine CountyUnclassifiable/Attainment.
San Augustine CountyUnclassifiable/Attainment.
San Jacinto CountyUnclassifiable/Attainment.
Shelby CountyUnclassifiable/Attainment.
Trinity CountyUnclassifiable/Attainment.
Tyler CountyUnclassifiable/Attainment.
AQCR 153 El Paso-Las Cruces-Alamogordo Interstate:
Brewster CountyUnclassifiable/Attainment.
Culberson CountyUnclassifiable/Attainment.
El Paso CountyUnclassifiable/Attainment.
Hudspeth CountyUnclassifiable/Attainment.
Jeff Davis CountyUnclassifiable/Attainment.
Presidio CountyUnclassifiable/Attainment.
AQCR 210 Abilene-Wichita Falls Intrastate:
Archer CountyUnclassifiable/Attainment.
Baylor CountyUnclassifiable/Attainment.
Brown CountyUnclassifiable/Attainment.
Callahan CountyUnclassifiable/Attainment.
Clay CountyUnclassifiable/Attainment.
Coleman CountyUnclassifiable/Attainment.
Comanche CountyUnclassifiable/Attainment.
Cottle CountyUnclassifiable/Attainment.
Eastland CountyUnclassifiable/Attainment.
Fisher CountyUnclassifiable/Attainment.
Foard CountyUnclassifiable/Attainment.
Hardeman CountyUnclassifiable/Attainment.
Haskell CountyUnclassifiable/Attainment.
Jack CountyUnclassifiable/Attainment.
Jones CountyUnclassifiable/Attainment.
Kent CountyUnclassifiable/Attainment.
Knox CountyUnclassifiable/Attainment.
Mitchell CountyUnclassifiable/Attainment.
Montague CountyUnclassifiable/Attainment.
Nolan CountyUnclassifiable/Attainment.
Runnels CountyUnclassifiable/Attainment.
Scurry CountyUnclassifiable/Attainment.
Shackelford CountyUnclassifiable/Attainment.
Stephens CountyUnclassifiable/Attainment.
Stonewall CountyUnclassifiable/Attainment.
Taylor CountyUnclassifiable/Attainment.
Throckmorton CountyUnclassifiable/Attainment.
Wichita CountyUnclassifiable/Attainment.
Wilbarger CountyUnclassifiable/Attainment.
Young CountyUnclassifiable/Attainment.
AQCR 211 Amarillo-Lubbock Intrastate:
Armstrong CountyUnclassifiable/Attainment.
Bailey CountyUnclassifiable/Attainment.
Briscoe CountyUnclassifiable/Attainment.
Carson CountyUnclassifiable/Attainment.
Castro CountyUnclassifiable/Attainment.
Childress CountyUnclassifiable/Attainment.
Cochran CountyUnclassifiable/Attainment.
Collingsworth CountyUnclassifiable/Attainment.
Crosby CountyUnclassifiable/Attainment.
Dallam CountyUnclassifiable/Attainment.
Deaf Smith CountyUnclassifiable/Attainment.
Dickens CountyUnclassifiable/Attainment.
Donley CountyUnclassifiable/Attainment.
Floyd CountyUnclassifiable/Attainment.
Garza CountyUnclassifiable/Attainment.
Gray CountyUnclassifiable/Attainment.
Hale CountyUnclassifiable/Attainment.
Hall CountyUnclassifiable/Attainment.
Hansford CountyUnclassifiable/Attainment.
Hartley CountyUnclassifiable/Attainment.
Hemphill CountyUnclassifiable/Attainment.
Hockley CountyUnclassifiable/Attainment.
Hutchinson CountyUnclassifiable/Attainment.
King CountyUnclassifiable/Attainment.
Lamb CountyUnclassifiable/Attainment.
Lipscomb CountyUnclassifiable/Attainment.
Lubbock CountyUnclassifiable/Attainment.
Lynn CountyUnclassifiable/Attainment.
Moore CountyUnclassifiable/Attainment.
Motley CountyUnclassifiable/Attainment.
Ochiltree CountyUnclassifiable/Attainment.
Oldham CountyUnclassifiable/Attainment.
Parmer CountyUnclassifiable/Attainment.
Potter CountyUnclassifiable/Attainment.
Randall CountyUnclassifiable/Attainment.
Roberts CountyUnclassifiable/Attainment.
Sherman CountyUnclassifiable/Attainment.
Swisher CountyUnclassifiable/Attainment.
Terry CountyUnclassifiable/Attainment.
Wheeler CountyUnclassifiable/Attainment.
Yoakum CountyUnclassifiable/Attainment.
AQCR 212 Austin-Waco Intrastate:
Bastrop CountyUnclassifiable/Attainment.
Bell CountyUnclassifiable/Attainment.
Blanco CountyUnclassifiable/Attainment.
Bosque CountyUnclassifiable/Attainment.
Brazoe CountyUnclassifiable/Attainment.
Burleson CountyUnclassifiable/Attainment.
Burnet CountyUnclassifiable/Attainment.
Caldwell CountyUnclassifiable/Attainment.
Coryell CountyUnclassifiable/Attainment.
Falls CountyUnclassifiable/Attainment.
Fayette CountyUnclassifiable/Attainment.
Freestone CountyUnclassifiable/Attainment.
Grimes CountyUnclassifiable/Attainment.
Hamilton CountyUnclassifiable/Attainment.
Hays CountyUnclassifiable/Attainment.
Hill CountyUnclassifiable/Attainment.
Lampasas CountyUnclassifiable/Attainment.
Lee CountyUnclassifiable/Attainment.
Leon CountyUnclassifiable/Attainment.
Limestone CountyUnclassifiable/Attainment.
Llano CountyUnclassifiable/Attainment.
McLennan CountyUnclassifiable/Attainment.
Madison CountyUnclassifiable/Attainment.
Milam CountyUnclassifiable/Attainment.
Mills CountyUnclassifiable/Attainment.
Robertson CountyUnclassifiable/Attainment.
San Saba CountyUnclassifiable/Attainment.
Travis CountyUnclassifiable/Attainment.
Washington CountyUnclassifiable/Attainment.
Williamson CountyUnclassifiable/Attainment.
AQCR 213 Brownsville-Laredo Intrastate:
Cameron CountyUnclassifiable/Attainment.
Hidalgo CountyUnclassifiable/Attainment.
Jim Hogg CountyUnclassifiable/Attainment.
Starr CountyUnclassifiable/Attainment.
Webb CountyUnclassifiable/Attainment.
Willacy CountyUnclassifiable/Attainment.
Zapata CountyUnclassifiable/Attainment.
AQCR 214 Corpus Christi-Victoria Intrastate (part):
Nueces CountyUnclassifiable/Attainment.
AQCR 214 Corpus Christi-Victoria Intrastate (remainder of):
Aransas CountyUnclassifiable/Attainment.
Bee CountyUnclassifiable/Attainment.
Brooks CountyUnclassifiable/Attainment.
Calhoun CountyUnclassifiable/Attainment.
DeWitt CountyUnclassifiable/Attainment.
Duval CountyUnclassifiable/Attainment.
Goliad CountyUnclassifiable/Attainment.
Gonzales CountyUnclassifiable/Attainment.
Jackson CountyUnclassifiable/Attainment.
Jim Wells CountyUnclassifiable/Attainment.
Kenedy CountyUnclassifiable/Attainment.
Kleberg CountyUnclassifiable/Attainment.
Lavaca CountyUnclassifiable/Attainment.
Live Oak CountyUnclassifiable/Attainment.
McMullen CountyUnclassifiable/Attainment.
Refugio CountyUnclassifiable/Attainment.
San Patricio CountyUnclassifiable/Attainment.
AQCR 215 Metro Dallas-Fort Worth Intrastate (remainder of):
Cooke CountyUnclassifiable/Attainment.
Erath CountyUnclassifiable/Attainment.
Fannin CountyUnclassifiable/Attainment.
Grayson CountyUnclassifiable/Attainment.
Henderson CountyUnclassifiable/Attainment.
Hood CountyUnclassifiable/Attainment.
Hunt CountyUnclassifiable/Attainment.
Navarro CountyUnclassifiable/Attainment.
Palo Pinto CountyUnclassifiable/Attainment.
Somervell CountyUnclassifiable/Attainment.
Wise CountyUnclassifiable/Attainment.
AQCR 216 Metro Houston-Galveston Intrastate (remainder of):
Austin CountyUnclassifiable/Attainment.
Colorado CountyUnclassifiable/Attainment.
Matagorda CountyUnclassifiable/Attainment.
Walker CountyUnclassifiable/Attainment.
Wharton CountyUnclassifiable/Attainment.
AQCR 217 Metro San Antonio Intrastate (remainder of):
Atascosa CountyUnclassifiable/Attainment.
Bandera CountyUnclassifiable/Attainment.
Dimmit CountyUnclassifiable/Attainment.
Edwards CountyUnclassifiable/Attainment.
Frio CountyUnclassifiable/Attainment.
Gillespie CountyUnclassifiable/Attainment.
Karnes CountyUnclassifiable/Attainment.
Kendall CountyUnclassifiable/Attainment.
Kerr CountyUnclassifiable/Attainment.
Kinney CountyUnclassifiable/Attainment.
La Salle CountyUnclassifiable/Attainment.
Maverick CountyUnclassifiable/Attainment.
Medina CountyUnclassifiable/Attainment.
Real CountyUnclassifiable/Attainment.
Uvalde CountyUnclassifiable/Attainment.
Val Verde CountyUnclassifiable/Attainment.
Wilson CountyUnclassifiable/Attainment.
Zavala CountyUnclassifiable/Attainment.
AQCR 218 Midland-Odessa-San Angelo Intrastate (part):
Ector CountyUnclassifiable/Attainment.
AQCR 218 Midland-Odessa-San Angelo Intrastate (remainder of):
Andrews CountyUnclassifiable/Attainment.
Borden CountyUnclassifiable/Attainment.
Coke CountyUnclassifiable/Attainment.
Concho CountyUnclassifiable/Attainment.
Crane CountyUnclassifiable/Attainment.
Crockett CountyUnclassifiable/Attainment.
Dawson CountyUnclassifiable/Attainment.
Gaines CountyUnclassifiable/Attainment.
Glasscock CountyUnclassifiable/Attainment.
Howard CountyUnclassifiable/Attainment.
Irion CountyUnclassifiable/Attainment.
Kimble CountyUnclassifiable/Attainment.
Loving CountyUnclassifiable/Attainment.
McCulloch CountyUnclassifiable/Attainment.
Martin CountyUnclassifiable/Attainment.
Mason CountyUnclassifiable/Attainment.
Menard CountyUnclassifiable/Attainment.
Midland CountyUnclassifiable/Attainment.
Pecos CountyUnclassifiable/Attainment.
Reagan CountyUnclassifiable/Attainment.
Reeves CountyUnclassifiable/Attainment.
Schleicher CountyUnclassifiable/Attainment.
Sterling CountyUnclassifiable/Attainment.
Sutton CountyUnclassifiable/Attainment.
Terrell CountyUnclassifiable/Attainment.
Tom Green CountyUnclassifiable/Attainment.
Upton CountyUnclassifiable/Attainment.
Ward CountyUnclassifiable/Attainment.
Winkler CountyUnclassifiable/Attainment.
Beaumont/Port Arthur, TX:
Hardin CountyUnclassifiable/Attainment.
Jefferson CountyUnclassifiable/Attainment.
Orange CountyUnclassifiable/Attainment.
Dallas-Fort Worth, TX:
Collin CountyUnclassifiable/Attainment.
Dallas CountyUnclassifiable/Attainment.
Denton CountyUnclassifiable/Attainment.
Ellis CountyUnclassifiable/Attainment.
Johnson CountyUnclassifiable/Attainment.
Kaufman CountyUnclassifiable/Attainment.
Parker CountyUnclassifiable/Attainment.
Rockwell CountyUnclassifiable/Attainment.
Tarrant CountyUnclassifiable/Attainment.
Houston-Galveston-Brazoria, TX:
Brazoria CountyUnclassifiable/Attainment.
Chambers CountyUnclassifiable/Attainment.
Fort Bend CountyUnclassifiable/Attainment.
Galveston CountyUnclassifiable/Attainment.
Harris CountyUnclassifiable/Attainment.
Liberty CountyUnclassifiable/Attainment.
Montgomery CountyUnclassifiable/Attainment.
Waller CountyUnclassifiable/Attainment.
San Antonio, TX:
Bexar CountyUnclassifiable/Attainment.
Comal CountyUnclassifiable/Attainment.
Guadalupe CountyUnclassifiable/Attainment.
Victoria Area:
Victoria CountyUnclassifiable/Attainment.

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

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

Texas—NO2 (1971 Annual Standard)

Designated area Does not meet primary standards Cannot be classified or better than national standards
AQCR 022X
AQCR 106X
AQCR 153X
AQCR 210X
AQCR 211X
AQCR 212X
AQCR 213X
AQCR 214X
AQCR 215X
AQCR 216X
AQCR 217X
AQCR 218X

Texas—NO2 (2010 1-Hour Standard)

Designated area Designation a
Date 1 Type
Anderson CountyUnclassifiable/Attainment.
Andrews CountyUnclassifiable/Attainment.
Angelina CountyUnclassifiable/Attainment.
Aransas CountyUnclassifiable/Attainment.
Archer CountyUnclassifiable/Attainment.
Armstrong CountyUnclassifiable/Attainment.
Atascosa CountyUnclassifiable/Attainment.
Austin CountyUnclassifiable/Attainment.
Bailey CountyUnclassifiable/Attainment.
Bandera CountyUnclassifiable/Attainment.
Bastrop CountyUnclassifiable/Attainment.
Baylor CountyUnclassifiable/Attainment.
Bee CountyUnclassifiable/Attainment.
Bell CountyUnclassifiable/Attainment.
Bexar CountyUnclassifiable/Attainment.
Blanco CountyUnclassifiable/Attainment.
Borden CountyUnclassifiable/Attainment.
Bosque CountyUnclassifiable/Attainment.
Bowie CountyUnclassifiable/Attainment.
Brazoria CountyUnclassifiable/Attainment.
Brazos CountyUnclassifiable/Attainment.
Brewster CountyUnclassifiable/Attainment.
Briscoe CountyUnclassifiable/Attainment.
Brooks CountyUnclassifiable/Attainment.
Brown CountyUnclassifiable/Attainment.
Burleson CountyUnclassifiable/Attainment.
Burnet CountyUnclassifiable/Attainment.
Caldwell CountyUnclassifiable/Attainment.
Calhoun CountyUnclassifiable/Attainment.
Callahan CountyUnclassifiable/Attainment.
Cameron CountyUnclassifiable/Attainment.
Camp CountyUnclassifiable/Attainment.
Carson CountyUnclassifiable/Attainment.
Cass CountyUnclassifiable/Attainment.
Castro CountyUnclassifiable/Attainment.
Cherokee CountyUnclassifiable/Attainment.
Childress CountyUnclassifiable/Attainment.
Chambers CountyUnclassifiable/Attainment.
Clay CountyUnclassifiable/Attainment.
Cochran CountyUnclassifiable/Attainment.
Coke CountyUnclassifiable/Attainment.
Coleman CountyUnclassifiable/Attainment.
Collin CountyUnclassifiable/Attainment.
Collingsworth CountyUnclassifiable/Attainment.
Colorado CountyUnclassifiable/Attainment.
Comal CountyUnclassifiable/Attainment.
Comanche CountyUnclassifiable/Attainment.
Concho CountyUnclassifiable/Attainment.
Cooke CountyUnclassifiable/Attainment.
Coryell CountyUnclassifiable/Attainment.
Cottle CountyUnclassifiable/Attainment.
Crane CountyUnclassifiable/Attainment.
Crockett CountyUnclassifiable/Attainment.
Crosby CountyUnclassifiable/Attainment.
Culberson CountyUnclassifiable/Attainment.
Dallam CountyUnclassifiable/Attainment.
Dallas CountyUnclassifiable/Attainment.
Dawson CountyUnclassifiable/Attainment.
Deaf Smith CountyUnclassifiable/Attainment.
Delta CountyUnclassifiable/Attainment.
Denton CountyUnclassifiable/Attainment.
DeWitt CountyUnclassifiable/Attainment.
Dickens CountyUnclassifiable/Attainment.
Dimmit CountyUnclassifiable/Attainment.
Donley CountyUnclassifiable/Attainment.
Duval CountyUnclassifiable/Attainment.
Eastland CountyUnclassifiable/Attainment.
Ector CountyUnclassifiable/Attainment.
Edwards CountyUnclassifiable/Attainment.
El Paso CountyUnclassifiable/Attainment.
Ellis CountyUnclassifiable/Attainment.
Erath CountyUnclassifiable/Attainment.
Falls CountyUnclassifiable/Attainment.
Fannin CountyUnclassifiable/Attainment.
Fayette CountyUnclassifiable/Attainment.
Fisher CountyUnclassifiable/Attainment.
Floyd CountyUnclassifiable/Attainment.
Foard CountyUnclassifiable/Attainment.
Fort Bend CountyUnclassifiable/Attainment.
Franklin CountyUnclassifiable/Attainment.
Freestone CountyUnclassifiable/Attainment.
Frio CountyUnclassifiable/Attainment.
Gaines CountyUnclassifiable/Attainment.
Galveston CountyUnclassifiable/Attainment.
Garza CountyUnclassifiable/Attainment.
Gillespie CountyUnclassifiable/Attainment.
Glasscock CountyUnclassifiable/Attainment.
Goliad CountyUnclassifiable/Attainment.
Gonzales CountyUnclassifiable/Attainment.
Gray CountyUnclassifiable/Attainment.
Grayson CountyUnclassifiable/Attainment.
Gregg CountyUnclassifiable/Attainment.
Grimes CountyUnclassifiable/Attainment.
Guadalupe CountyUnclassifiable/Attainment.
Hale CountyUnclassifiable/Attainment.
Hall CountyUnclassifiable/Attainment.
Hamilton CountyUnclassifiable/Attainment.
Hansford CountyUnclassifiable/Attainment.
Hardeman CountyUnclassifiable/Attainment.
Hardin CountyUnclassifiable/Attainment.
Harris CountyUnclassifiable/Attainment.
Harrison CountyUnclassifiable/Attainment.
Hartley CountyUnclassifiable/Attainment.
Haskell CountyUnclassifiable/Attainment.
Hays CountyUnclassifiable/Attainment.
Hemphill CountyUnclassifiable/Attainment.
Henderson CountyUnclassifiable/Attainment.
Hidalgo CountyUnclassifiable/Attainment.
Hill CountyUnclassifiable/Attainment.
Hockley CountyUnclassifiable/Attainment.
Hood CountyUnclassifiable/Attainment.
Hopkins CountyUnclassifiable/Attainment.
Houston CountyUnclassifiable/Attainment.
Howard CountyUnclassifiable/Attainment.
Hudspeth CountyUnclassifiable/Attainment.
Hunt CountyUnclassifiable/Attainment.
Hutchinson CountyUnclassifiable/Attainment.
Irion CountyUnclassifiable/Attainment.
Jack CountyUnclassifiable/Attainment.
Jackson CountyUnclassifiable/Attainment.
Jasper CountyUnclassifiable/Attainment.
Jeff Davis CountyUnclassifiable/Attainment.
Jefferson CountyUnclassifiable/Attainment.
Jim Hogg CountyUnclassifiable/Attainment.
Jim Wells CountyUnclassifiable/Attainment.
Johnson CountyUnclassifiable/Attainment.
Jones CountyUnclassifiable/Attainment.
Karnes CountyUnclassifiable/Attainment.
Kaufman CountyUnclassifiable/Attainment.
Kendall CountyUnclassifiable/Attainment.
Kenedy CountyUnclassifiable/Attainment.
Kent CountyUnclassifiable/Attainment.
Kerr CountyUnclassifiable/Attainment.
Kimble CountyUnclassifiable/Attainment.
King CountyUnclassifiable/Attainment.
Kinney CountyUnclassifiable/Attainment.
Kleberg CountyUnclassifiable/Attainment.
Knox CountyUnclassifiable/Attainment.
La Salle CountyUnclassifiable/Attainment.
Lamar CountyUnclassifiable/Attainment.
Lamb CountyUnclassifiable/Attainment.
Lampasas CountyUnclassifiable/Attainment.
Lavaca CountyUnclassifiable/Attainment.
Lee CountyUnclassifiable/Attainment.
Leon CountyUnclassifiable/Attainment.
Liberty CountyUnclassifiable/Attainment.
Limestone CountyUnclassifiable/Attainment.
Lipscomb CountyUnclassifiable/Attainment.
Live Oak CountyUnclassifiable/Attainment.
Llano CountyUnclassifiable/Attainment.
Loving CountyUnclassifiable/Attainment.
Lubbock CountyUnclassifiable/Attainment.
Lynn CountyUnclassifiable/Attainment.
McCulloch CountyUnclassifiable/Attainment.
McLennan CountyUnclassifiable/Attainment.
McMullen CountyUnclassifiable/Attainment.
Madison CountyUnclassifiable/Attainment.
Marion CountyUnclassifiable/Attainment.
Martin CountyUnclassifiable/Attainment.
Mason CountyUnclassifiable/Attainment.
Matagorda CountyUnclassifiable/Attainment.
Maverick CountyUnclassifiable/Attainment.
Medina CountyUnclassifiable/Attainment.
Menard CountyUnclassifiable/Attainment.
Midland CountyUnclassifiable/Attainment.
Milam CountyUnclassifiable/Attainment.
Mills CountyUnclassifiable/Attainment.
Mitchell CountyUnclassifiable/Attainment.
Montague CountyUnclassifiable/Attainment.
Montgomery CountyUnclassifiable/Attainment.
Moore CountyUnclassifiable/Attainment.
Morris CountyUnclassifiable/Attainment.
Motley CountyUnclassifiable/Attainment.
Nacogdoches CountyUnclassifiable/Attainment.
Navarro CountyUnclassifiable/Attainment.
Newton CountyUnclassifiable/Attainment.
Nolan CountyUnclassifiable/Attainment.
Nueces CountyUnclassifiable/Attainment.
Ochiltree CountyUnclassifiable/Attainment.
Oldham CountyUnclassifiable/Attainment.
Orange CountyUnclassifiable/Attainment.
Palo Pinto CountyUnclassifiable/Attainment.
Panola CountyUnclassifiable/Attainment.
Parker CountyUnclassifiable/Attainment.
Parmer CountyUnclassifiable/Attainment.
Pecos CountyUnclassifiable/Attainment.
Polk CountyUnclassifiable/Attainment.
Potter CountyUnclassifiable/Attainment.
Presidio CountyUnclassifiable/Attainment.
Rains CountyUnclassifiable/Attainment.
Randall CountyUnclassifiable/Attainment.
Reagan CountyUnclassifiable/Attainment.
Real CountyUnclassifiable/Attainment.
Red River CountyUnclassifiable/Attainment.
Reeves CountyUnclassifiable/Attainment.
Refugio CountyUnclassifiable/Attainment.
Roberts CountyUnclassifiable/Attainment.
Robertson CountyUnclassifiable/Attainment.
Rockwall CountyUnclassifiable/Attainment.
Runnels CountyUnclassifiable/Attainment.
Rusk CountyUnclassifiable/Attainment.
Sabine CountyUnclassifiable/Attainment.
San Augustine CountyUnclassifiable/Attainment.
San Jacinto CountyUnclassifiable/Attainment.
San Patricio CountyUnclassifiable/Attainment.
San Saba CountyUnclassifiable/Attainment.
Schleicher CountyUnclassifiable/Attainment.
Scurry CountyUnclassifiable/Attainment.
Shackelford CountyUnclassifiable/Attainment.
Shelby CountyUnclassifiable/Attainment.
Sherman CountyUnclassifiable/Attainment.
Smith CountyUnclassifiable/Attainment.
Somervell CountyUnclassifiable/Attainment.
Starr CountyUnclassifiable/Attainment.
Stephens CountyUnclassifiable/Attainment.
Sterling CountyUnclassifiable/Attainment.
Stonewall CountyUnclassifiable/Attainment.
Sutton CountyUnclassifiable/Attainment.
Swisher CountyUnclassifiable/Attainment.
Tarrant CountyUnclassifiable/Attainment.
Taylor CountyUnclassifiable/Attainment.
Terrell CountyUnclassifiable/Attainment.
Terry CountyUnclassifiable/Attainment.
Throckmorton CountyUnclassifiable/Attainment.
Titus CountyUnclassifiable/Attainment.
Tom Green CountyUnclassifiable/Attainment.
Travis CountyUnclassifiable/Attainment.
Trinity CountyUnclassifiable/Attainment.
Tyler CountyUnclassifiable/Attainment.
Upshur CountyUnclassifiable/Attainment.
Upton CountyUnclassifiable/Attainment.
Uvalde CountyUnclassifiable/Attainment.
Val Verde CountyUnclassifiable/Attainment.
Van Zandt CountyUnclassifiable/Attainment.
Victoria CountyUnclassifiable/Attainment.
Walker CountyUnclassifiable/Attainment.
Waller CountyUnclassifiable/Attainment.
Ward CountyUnclassifiable/Attainment.
Washington CountyUnclassifiable/Attainment.
Webb CountyUnclassifiable/Attainment.
Wharton CountyUnclassifiable/Attainment.
Wheeler CountyUnclassifiable/Attainment.
Wichita CountyUnclassifiable/Attainment.
Wilbarger CountyUnclassifiable/Attainment.
Willacy CountyUnclassifiable/Attainment.
Williamson CountyUnclassifiable/Attainment.
Wilson CountyUnclassifiable/Attainment.
Winkler CountyUnclassifiable/Attainment.
Wise CountyUnclassifiable/Attainment.
Wood CountyUnclassifiable/Attainment.
Yoakum CountyUnclassifiable/Attainment.
Young CountyUnclassifiable/Attainment.
Zapata CountyUnclassifiable/Attainment.
Zavala CountyUnclassifiable/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.

Texas—1997 8-Hour Ozone NAAQS 1

[Primary and Secondary]

Designated area Designation a Category/classification
Date 1 Type Date 1 Type
Beaumont/Port Arthur TX:
Hardin County( 3)Attainment( 3)
Jefferson County( 3)Attainment( 3)
Orange County( 3)Attainment( 3)
Dallas-Fort Worth, TX:See footnote 5See footnote 5See footnote 5See footnote 5.
Collin County. 5
Dallas County. 5
Denton County. 5
Ellis County. 5
Johnson County. 5
Kaufman County. 5
Parker County. 5
Rockwall County. 5
Tarrant County. 5
Houston-Galveston-Brazoria Area, TX:See footnote 4See footnote 4See footnote 4See footnote 4.
Brazoria County 4
Chambers County 4
Fort Bend County 4
Galveston County 4
Harris County 4
Liberty County 4
Montgomery County 4
Waller County 4
San Antonio, TX:( 2)
Bexar County( 2)Attainment
Comal County( 2)Attainment
Guadalupe County( 2)Attainment
Victoria Area:
Victoria CountyUnclassifiable/Attainment
AQCR 022 Shreveport-Texarkana-Tyler InterstateUnclassifiable/Attainment
Anderson County
Bowie County
Camp County
Cass County
Cherokee County
Delta County
Franklin County
Gregg County
Harrison County
Hopkins County
Lamar County
Marion County
Morris County
Panola County
Rains County
Red River County
Rusk County
Smith County
Titus County
Upshur County
Van Zandt County
Wood County
AQCR 106 S Louisiana-SE Texas Interstate (remainder of)Unclassifiable/Attainment
Angelina County
Houston County
Jasper County
Nacogdoches County
Newton County
Polk County
Sabine County
San Augustine County
San Jacinto County
Shelby County
Trinity County
Tyler County
AQCR 153 El Paso-Las Cruces-Alamogordo InterstateUnclassifiable/Attainment
Brewster County
Culberson County
El Paso County
Hudspeth County
Jeff Davis County
Presidio County
AQCR 210 Abilene-Wichita Falls IntrastateUnclassifiable/Attainment
Archer County
Baylor County
Brown County
Callahan County
Clay County
Coleman County
Comanche County
Cottle County
Eastland County
Fisher County
Foard County
Hardeman County
Haskell County
Jack County
Jones County
Kent County
Knox County
Mitchell County
Montague County
Nolan County
Runnels County
Scurry County
Shackelford County
Stephens County
Stonewall County
Taylor County
Throckmorton County
Wichita County
Wilbarger County
Young County
AQCR 211 Amarillo-Lubbock IntrastateUnclassifiable/Attainment
Armstrong County
Bailey County
Briscoe County
Carson County
Castro County
Childress County
Cochran County
Collingsworth County
Crosby County
Dallam County
Deaf Smith County
Dickens County
Donley County
Floyd County
Garza County
Gray County
Hale County
Hall County
Hansford County
Hartley County
Hemphill County
Hockley County
Hutchinson County
King County
Lamb County
Lipscomb County
Lubbock County
Lynn County
Moore County
Motley County
Ochiltree County
Oldham County
Parmer County
Potter County
Randall County
Roberts County
Sherman County
Swisher County
Terry County
Wheeler County
Yoakum County
AQCR 212 Austin-Waco IntrastateUnclassifiable/Attainment
Bastrop County
Bell County
Blanco County
Bosque County
Brazos County
Burleson County
Burnet County
Caldwell County
Coryell County
Falls County
Fayette County
Freestone County
Grimes County
Hamilton County
Hays County
Hill County
Lampasas County
Lee County
Leon County
Limestone County
Llano County
Madison County
McLennan County
Milam County
Mills County
Robertson County
San Saba County
Travis County
Washington County
Williamson County
AQCR 213 Brownsville-Laredo IntrastateUnclassifiable/Attainment
Cameron County
Hidalgo County
Jim Hogg County
Starr County
Webb County
Willacy County
Zapata County
AQCR 214 Corpus Christi-Victoria Intrastate (remainder of)Unclassifiable/Attainment
Aransas County
Bee County
Brooks County
Calhoun County
DeWitt County
Duval County
Goliad County
Gonzales County
Jackson County
Jim Wells County
Kenedy County
Kleberg County
Lavaca County
Live Oak County
McMullen County
Refugio County
San Patricio County
AQCR 214 Corpus Christi-Victoria Intrastate (part)Unclassifiable/Attainment
Nueces County
AQCR 215 Metro Dallas-Fort Worth Intrastate (remainder of)Unclassifiable/Attainment
Cooke County
Erath County
Fannin County
Grayson County
Henderson County
Hood County
Hunt County
Navarro County
Palo Pinto County
Somervell County
Wise County
AQCR 216 Metro Houston-Galveston Intrastate (remainder of)Unclassifiable/Attainment
Austin County
Colorado County
Matagorda County
Walker County
Wharton County
AQCR 217 Metro San Antonio Intrastate (remainder of)Unclassifiable/Attainment
Atascosa County
Bandera County
Dimmit County
Edwards County
Frio County
Gillespie County
Karnes County
Kendall County
Kerr County
Kinney County
La Salle County
Maverick County
Medina County
Real County
Uvalde County
Val Verde County
Wilson County
Zavala County
AQCR 218 Midland-Odessa-San Angelo Intrastate (part)Unclassifiable/Attainment
Ector County
AQCR 218 Midland-Odessa-San Angelo Intrastate (remainder of)Unclassifiable/Attainment
Andrews County
Borden County
Coke County
Concho County
Crane County
Crockett County
Dawson County
Gaines County
Glasscock County
Howard County
Irion County
Kimble County
Loving County
Martin County
Mason County
McCulloch County
Menard County
Midland County
Pecos County
Reagan County
Reeves County
Schleicher County
Sterling County
Sutton County
Terrell County
Tom Green County
Upton County
Ward County
Winkler County

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

1 The 1-hour ozone standard, designations and classifications are revoked effective June 15, 2005 for areas in Texas except the San Antonio area where they are revoked effective April 15, 2009.

2 Effective April 15, 2008.

3 Effective November 19, 2010.

4 The Houston-Galveston-Brazoria, TX area was designated nonattainment effective June 15, 2004 and was classified as “Severe-15” effective October 31, 2008. The area has since attained the 1997 8-hour ozone standard and met all the Clean Air Act criteria for redesignation. All 1997 8-hour ozone standard anti-backsliding obligations for the area are terminated effective March 16, 2020.

5 The Dallas-Fort Worth, TX area was designated and classified as a Moderate nonattainment area effective June 15, 2004. The area was classified as Serious nonattainment effective January 19, 2011. The area has since attained the 1997 ozone standard and met all the Clean Air Act criteria for redesignation. All 1997 8-hour ozone standard anti-backsliding obligations for the area are terminated effective May 6, 2020.

Texas—2008 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area Designation Classification
Date 1 Type Date 1 Type
Dallas-Fort Worth, TX: 2Nonattainment11/7/22Severe.
Collin County
Dallas County
Denton County
Ellis County
Johnson County
Kaufman County
Parker County
Rockwall County
Tarrant County
Wise County
Houston-Galveston-Brazoria, TX: 2Nonattainment11/7/22Severe.
Brazoria County
Chambers County
Fort Bend County
Galveston County
Harris County
Liberty County
Montgomery County
Waller County
Rest of State: 3
Anderson CountyUnclassifiable/Attainment
Andrews CountyUnclassifiable/Attainment
Angelina CountyUnclassifiable/Attainment
Aransas CountyUnclassifiable/Attainment
Archer CountyUnclassifiable/Attainment
Armstrong CountyUnclassifiable/Attainment
Atascosa CountyUnclassifiable/Attainment
Austin CountyUnclassifiable/Attainment
Bailey CountyUnclassifiable/Attainment
Bandera CountyUnclassifiable/Attainment
Bastrop CountyUnclassifiable/Attainment
Baylor CountyUnclassifiable/Attainment
Bee CountyUnclassifiable/Attainment
Bell CountyUnclassifiable/Attainment
Bexar CountyUnclassifiable/Attainment
Blanco CountyUnclassifiable/Attainment
Borden CountyUnclassifiable/Attainment
Bosque CountyUnclassifiable/Attainment
Bowie CountyUnclassifiable/Attainment
Brazos CountyUnclassifiable/Attainment
Brewster CountyUnclassifiable/Attainment
Briscoe CountyUnclassifiable/Attainment
Brooks CountyUnclassifiable/Attainment
Brown CountyUnclassifiable/Attainment
Burleson CountyUnclassifiable/Attainment
Burnet CountyUnclassifiable/Attainment
Caldwell CountyUnclassifiable/Attainment
Calhoun CountyUnclassifiable/Attainment
Callahan CountyUnclassifiable/Attainment
Cameron CountyUnclassifiable/Attainment
Camp CountyUnclassifiable/Attainment
Carson CountyUnclassifiable/Attainment
Cass CountyUnclassifiable/Attainment
Castro CountyUnclassifiable/Attainment
Cherokee CountyUnclassifiable/Attainment
Childress CountyUnclassifiable/Attainment
Clay CountyUnclassifiable/Attainment
Cochran CountyUnclassifiable/Attainment
Coke CountyUnclassifiable/Attainment
Coleman CountyUnclassifiable/Attainment
Collingsworth CountyUnclassifiable/Attainment
Colorado CountyUnclassifiable/Attainment
Comal CountyUnclassifiable/Attainment
Comanche CountyUnclassifiable/Attainment
Concho CountyUnclassifiable/Attainment
Cooke CountyUnclassifiable/Attainment
Coryell CountyUnclassifiable/Attainment
Cottle CountyUnclassifiable/Attainment
Crane CountyUnclassifiable/Attainment
Crockett CountyUnclassifiable/Attainment
Crosby CountyUnclassifiable/Attainment
Culberson CountyUnclassifiable/Attainment
Dallam CountyUnclassifiable/Attainment
Dawson CountyUnclassifiable/Attainment
Deaf Smith CountyUnclassifiable/Attainment
Delta CountyUnclassifiable/Attainment
DeWitt CountyUnclassifiable/Attainment
Dickens CountyUnclassifiable/Attainment
Dimmit CountyUnclassifiable/Attainment
Donley CountyUnclassifiable/Attainment
Duval CountyUnclassifiable/Attainment
Eastland CountyUnclassifiable/Attainment
Ector CountyUnclassifiable/Attainment
Edwards CountyUnclassifiable/Attainment
El Paso CountyUnclassifiable/Attainment
Erath CountyUnclassifiable/Attainment
Falls CountyUnclassifiable/Attainment
Fannin CountyUnclassifiable/Attainment
Fayette CountyUnclassifiable/Attainment
Fisher CountyUnclassifiable/Attainment
Floyd CountyUnclassifiable/Attainment
Foard CountyUnclassifiable/Attainment
Franklin CountyUnclassifiable/Attainment
Freestone CountyUnclassifiable/Attainment
Frio CountyUnclassifiable/Attainment
Gaines CountyUnclassifiable/Attainment
Garza CountyUnclassifiable/Attainment
Gillespie CountyUnclassifiable/Attainment
Glasscock CountyUnclassifiable/Attainment
Goliad CountyUnclassifiable/Attainment
Gonzales CountyUnclassifiable/Attainment
Gray CountyUnclassifiable/Attainment
Grayson CountyUnclassifiable/Attainment
Gregg CountyUnclassifiable/Attainment
Grimes CountyUnclassifiable/Attainment
Guadalupe CountyUnclassifiable/Attainment
Hale CountyUnclassifiable/Attainment
Hall CountyUnclassifiable/Attainment
Hamilton CountyUnclassifiable/Attainment
Hansford CountyUnclassifiable/Attainment
Hardeman CountyUnclassifiable/Attainment
Hardin CountyUnclassifiable/Attainment
Harrison CountyUnclassifiable/Attainment
Hartley CountyUnclassifiable/Attainment
Haskell CountyUnclassifiable/Attainment
Hays CountyUnclassifiable/Attainment
Hemphill CountyUnclassifiable/Attainment
Henderson CountyUnclassifiable/Attainment
Hidalgo CountyUnclassifiable/Attainment
Hill CountyUnclassifiable/Attainment
Hockley CountyUnclassifiable/Attainment
Hood CountyUnclassifiable/Attainment
Hopkins CountyUnclassifiable/Attainment
Houston CountyUnclassifiable/Attainment
Howard CountyUnclassifiable/Attainment
Hudspeth CountyUnclassifiable/Attainment
Hunt CountyUnclassifiable/Attainment
Hutchinson CountyUnclassifiable/Attainment
Irion CountyUnclassifiable/Attainment
Jack CountyUnclassifiable/Attainment
Jackson CountyUnclassifiable/Attainment
Jasper CountyUnclassifiable/Attainment
Jeff Davis CountyUnclassifiable/Attainment
Jefferson CountyUnclassifiable/Attainment
Jim Hogg CountyUnclassifiable/Attainment
Jim Wells CountyUnclassifiable/Attainment
Jones CountyUnclassifiable/Attainment
Karnes CountyUnclassifiable/Attainment
Kendall CountyUnclassifiable/Attainment
Kenedy CountyUnclassifiable/Attainment
Kent CountyUnclassifiable/Attainment
Kerr CountyUnclassifiable/Attainment
Kimble CountyUnclassifiable/Attainment
King CountyUnclassifiable/Attainment
Kinney CountyUnclassifiable/Attainment
Kleberg CountyUnclassifiable/Attainment
Knox CountyUnclassifiable/Attainment
La Salle CountyUnclassifiable/Attainment
Lamar CountyUnclassifiable/Attainment
Lamb CountyUnclassifiable/Attainment
Lampasas CountyUnclassifiable/Attainment
Lavaca CountyUnclassifiable/Attainment
Lee CountyUnclassifiable/Attainment
Leon CountyUnclassifiable/Attainment
Limestone CountyUnclassifiable/Attainment
Lipscomb CountyUnclassifiable/Attainment
Live Oak CountyUnclassifiable/Attainment
Llano CountyUnclassifiable/Attainment
Loving CountyUnclassifiable/Attainment
Lubbock CountyUnclassifiable/Attainment
Lynn CountyUnclassifiable/Attainment
McCulloch CountyUnclassifiable/Attainment
McLennan CountyUnclassifiable/Attainment
McMullen CountyUnclassifiable/Attainment
Madison CountyUnclassifiable/Attainment
Marion CountyUnclassifiable/Attainment
Martin CountyUnclassifiable/Attainment
Mason CountyUnclassifiable/Attainment
Matagorda CountyUnclassifiable/Attainment
Maverick CountyUnclassifiable/Attainment
Medina CountyUnclassifiable/Attainment
Menard CountyUnclassifiable/Attainment
Midland CountyUnclassifiable/Attainment
Milam CountyUnclassifiable/Attainment
Mills CountyUnclassifiable/Attainment
Mitchell CountyUnclassifiable/Attainment
Montague CountyUnclassifiable/Attainment
Moore CountyUnclassifiable/Attainment
Morris CountyUnclassifiable/Attainment
Motley CountyUnclassifiable/Attainment
Nacogdoches CountyUnclassifiable/Attainment
Navarro CountyUnclassifiable/Attainment
Newton CountyUnclassifiable/Attainment
Nolan CountyUnclassifiable/Attainment
Nueces CountyUnclassifiable/Attainment
Ochiltree CountyUnclassifiable/Attainment
Oldham CountyUnclassifiable/Attainment
Orange CountyUnclassifiable/Attainment
Palo Pinto CountyUnclassifiable/Attainment
Panola CountyUnclassifiable/Attainment
Parmer CountyUnclassifiable/Attainment
Pecos CountyUnclassifiable/Attainment
Polk CountyUnclassifiable/Attainment
Potter CountyUnclassifiable/Attainment
Presidio CountyUnclassifiable/Attainment
Rains CountyUnclassifiable/Attainment
Randall CountyUnclassifiable/Attainment
Reagan CountyUnclassifiable/Attainment
Real CountyUnclassifiable/Attainment
Red River CountyUnclassifiable/Attainment
Reeves CountyUnclassifiable/Attainment
Refugio CountyUnclassifiable/Attainment
Roberts CountyUnclassifiable/Attainment
Robertson CountyUnclassifiable/Attainment
Runnels CountyUnclassifiable/Attainment
Rusk CountyUnclassifiable/Attainment
Sabine CountyUnclassifiable/Attainment
San Augustine CountyUnclassifiable/Attainment
San Jacinto CountyUnclassifiable/Attainment
San Patricio CountyUnclassifiable/Attainment
San Saba CountyUnclassifiable/Attainment
Schleicher CountyUnclassifiable/Attainment
Scurry CountyUnclassifiable/Attainment
Shackelford CountyUnclassifiable/Attainment
Shelby CountyUnclassifiable/Attainment
Sherman CountyUnclassifiable/Attainment
Smith CountyUnclassifiable/Attainment
Somervell CountyUnclassifiable/Attainment
Starr CountyUnclassifiable/Attainment
Stephens CountyUnclassifiable/Attainment
Sterling CountyUnclassifiable/Attainment
Stonewall CountyUnclassifiable/Attainment
Sutton CountyUnclassifiable/Attainment
Swisher CountyUnclassifiable/Attainment
Taylor CountyUnclassifiable/Attainment
Terrell CountyUnclassifiable/Attainment
Terry CountyUnclassifiable/Attainment
Throckmorton CountyUnclassifiable/Attainment
Titus CountyUnclassifiable/Attainment
Tom Green CountyUnclassifiable/Attainment
Travis CountyUnclassifiable/Attainment
Trinity CountyUnclassifiable/Attainment
Tyler CountyUnclassifiable/Attainment
Upshur CountyUnclassifiable/Attainment
Upton CountyUnclassifiable/Attainment
Uvalde CountyUnclassifiable/Attainment
Val Verde CountyUnclassifiable/Attainment
Van Zandt CountyUnclassifiable/Attainment
Victoria CountyUnclassifiable/Attainment
Walker CountyUnclassifiable/Attainment
Ward CountyUnclassifiable/Attainment
Washington CountyUnclassifiable/Attainment
Webb CountyUnclassifiable/Attainment
Wharton CountyUnclassifiable/Attainment
Wheeler CountyUnclassifiable/Attainment
Wichita CountyUnclassifiable/Attainment
Wilbarger CountyUnclassifiable/Attainment
Willacy CountyUnclassifiable/Attainment
Williamson CountyUnclassifiable/Attainment
Wilson CountyUnclassifiable/Attainment
Winkler CountyUnclassifiable/Attainment
Wood CountyUnclassifiable/Attainment
Yoakum CountyUnclassifiable/Attainment
Young CountyUnclassifiable/Attainment
Zapata CountyUnclassifiable/Attainment
Zavala CountyUnclassifiable/Attainment

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

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

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

Texas—2015 8-Hour Ozone NAAQS

[Primary and Secondary]

Designated area 1 Designation Classification
Date 2 Type Date 2 Type
Dallas-Fort Worth, TXNonattainment11/7/22Moderate.
Collin County.
Dallas County.
Denton County.
Ellis County.
Johnson County.
Kaufman County.
Parker County.
Tarrant County.
Wise County TX-NM Nonattainment Marginal.
El Paso-Las Cruces, TX-NM Nonattainment Marginal.
El Paso County12/30/2021 3
Houston-Galveston-Brazoria, TXNonattainment11/7/22Moderate.
Brazoria County.
Chambers County.
Fort Bend County.
Galveston County.
Harris County.
Montgomery County.
San Antonio, TX9/24/2018Nonattainment11/7/22Moderate.
Bexar County.
Rest of State:
Anderson County1/16/18Attainment/Unclassifiable
Andrews County1/16/18Attainment/Unclassifiable
Angelina County1/16/18Attainment/Unclassifiable
Aransas County1/16/18Attainment/Unclassifiable
Archer County1/16/18Attainment/Unclassifiable
Armstrong County1/16/18Attainment/Unclassifiable
Atascosa County9/24/2018Attainment/Unclassifiable
Austin CountyAttainment/Unclassifiable
Bailey County1/16/18Attainment/Unclassifiable
Bandera County9/24/2018Attainment/Unclassifiable
Bastrop County1/16/18Attainment/Unclassifiable
Baylor County1/16/18Attainment/Unclassifiable
Bee County1/16/18Attainment/Unclassifiable
Bell County1/16/18Attainment/Unclassifiable
Blanco County1/16/18Attainment/Unclassifiable
Borden County1/16/18Attainment/Unclassifiable
Bosque CountyAttainment/Unclassifiable
Bowie County1/16/18Attainment/Unclassifiable
Brazos County1/16/18Attainment/Unclassifiable
Brewster County1/16/18Attainment/Unclassifiable
Briscoe County1/16/18Attainment/Unclassifiable
Brooks County1/16/18Attainment/Unclassifiable
Brown County1/16/18Attainment/Unclassifiable
Burleson County1/16/18Attainment/Unclassifiable
Burnet County1/16/18Attainment/Unclassifiable
Caldwell County1/16/18Attainment/Unclassifiable
Calhoun County1/16/18Attainment/Unclassifiable
Callahan County1/16/18Attainment/Unclassifiable
Cameron County1/16/18Attainment/Unclassifiable
Camp County1/16/18Attainment/Unclassifiable
Carson County1/16/18Attainment/Unclassifiable
Cass County1/16/18Attainment/Unclassifiable
Castro County1/16/18Attainment/Unclassifiable
Cherokee County1/16/18Attainment/Unclassifiable
Childress County1/16/18Attainment/Unclassifiable
Clay County1/16/18Attainment/Unclassifiable
Cochran County1/16/18Attainment/Unclassifiable
Coke County1/16/18Attainment/Unclassifiable
Coleman County1/16/18Attainment/Unclassifiable
Collingsworth County1/16/18Attainment/Unclassifiable
Colorado County1/16/18Attainment/Unclassifiable
Comal County9/24/2018Attainment/Unclassifiable
Comanche County1/16/18Attainment/Unclassifiable
Concho County1/16/18Attainment/Unclassifiable
Coryell County1/16/18Attainment/Unclassifiable
Cooke CountyAttainment/Unclassifiable
Cottle County1/16/18Attainment/Unclassifiable
Crane County1/16/18Attainment/Unclassifiable
Crockett County1/16/18Attainment/Unclassifiable
Crosby County1/16/18Attainment/Unclassifiable
Culberson County1/16/18Attainment/Unclassifiable
Dallam County1/16/18Attainment/Unclassifiable
Dawson County1/16/18Attainment/Unclassifiable
Deaf Smith County1/16/18Attainment/Unclassifiable
Delta County1/16/18Attainment/Unclassifiable
DeWitt County1/16/18Attainment/Unclassifiable
Dickens County1/16/18Attainment/Unclassifiable
Dimmit County1/16/18Attainment/Unclassifiable
Donley County1/16/18Attainment/Unclassifiable
Duval County1/16/18Attainment/Unclassifiable
Eastland County1/16/18Attainment/Unclassifiable
Ector County1/16/18Attainment/Unclassifiable
Edwards County1/16/18Attainment/Unclassifiable
Erath County1/16/18Attainment/Unclassifiable
Falls County1/16/18Attainment/Unclassifiable
Fannin CountyAttainment/Unclassifiable
Fayette County1/16/18Attainment/Unclassifiable
Fisher County1/16/18Attainment/Unclassifiable
Floyd County1/16/18Attainment/Unclassifiable
Foard County1/16/18Attainment/Unclassifiable
Franklin County1/16/18Attainment/Unclassifiable
Freestone County1/16/18Attainment/Unclassifiable
Frio County1/16/18Attainment/Unclassifiable
Gaines County1/16/18Attainment/Unclassifiable
Garza County1/16/18Attainment/Unclassifiable
Gillespie County1/16/18Attainment/Unclassifiable
Glasscock County1/16/18Attainment/Unclassifiable
Goliad County1/16/18Attainment/Unclassifiable
Gonzales County1/16/18Attainment/Unclassifiable
Gray County1/16/18Attainment/Unclassifiable
Grayson CountyAttainment/Unclassifiable
Gregg County1/16/18Attainment/Unclassifiable
Grimes CountyAttainment/Unclassifiable
Guadalupe County9/24/2018Attainment/Unclassifiable
Hale County1/16/18Attainment/Unclassifiable
Hall County1/16/18Attainment/Unclassifiable
Hamilton County1/16/18Attainment/Unclassifiable
Hansford County1/16/18Attainment/Unclassifiable
Hardeman County1/16/18Attainment/Unclassifiable
Hardin County1/16/18Attainment/Unclassifiable
Harrison County1/16/18Attainment/Unclassifiable
Hartley County1/16/18Attainment/Unclassifiable
Haskell County1/16/18Attainment/Unclassifiable
Hays County1/16/18Attainment/Unclassifiable
Hemphill County1/16/18Attainment/Unclassifiable
Henderson CountyAttainment/Unclassifiable
Hidalgo County1/16/18Attainment/Unclassifiable
Hill CountyAttainment/Unclassifiable
Hockley County1/16/18Attainment/Unclassifiable
Hood CountyAttainment/Unclassifiable
Hopkins CountyAttainment/Unclassifiable
Houston County1/16/18Attainment/Unclassifiable
Howard County1/16/18Attainment/Unclassifiable
Hudspeth CountyAttainment/Unclassifiable
Hunt CountyAttainment/Unclassifiable
Hutchinson County1/16/18Attainment/Unclassifiable
Irion County1/16/18Attainment/Unclassifiable
Jack CountyAttainment/Unclassifiable
Jackson County1/16/18Attainment/Unclassifiable
Jasper County1/16/18Attainment/Unclassifiable
Jeff Davis County1/16/18Attainment/Unclassifiable
Jefferson County1/16/18Attainment/Unclassifiable
Jim Hogg County1/16/18Attainment/Unclassifiable
Jim Wells County1/16/18Attainment/Unclassifiable
Jones County1/16/18Attainment/Unclassifiable
Karnes County1/16/18Attainment/Unclassifiable
Kendall County9/24/2018Attainment/Unclassifiable
Kenedy County1/16/18Attainment/Unclassifiable
Kent County1/16/18Attainment/Unclassifiable
Kerr County1/16/18Attainment/Unclassifiable
Kimble County1/16/18Attainment/Unclassifiable
King County1/16/18Attainment/Unclassifiable
Kinney County1/16/18Attainment/Unclassifiable
Kleberg County1/16/18Attainment/Unclassifiable
Knox County1/16/18Attainment/Unclassifiable
Lamar County1/16/18Attainment/Unclassifiable
Lamb County1/16/18Attainment/Unclassifiable
Lampasas County1/16/18Attainment/Unclassifiable
La Salle County1/16/18Attainment/Unclassifiable
Lavaca County1/16/18Attainment/Unclassifiable
Lee County1/16/18Attainment/Unclassifiable
Leon County1/16/18Attainment/Unclassifiable
Liberty CountyAttainment/Unclassifiable
Limestone County1/16/18Attainment/Unclassifiable
Lipscomb County1/16/18Attainment/Unclassifiable
Live Oak County1/16/18Attainment/Unclassifiable
Llano County1/16/18Attainment/Unclassifiable
Loving County1/16/18Attainment/Unclassifiable
Lubbock County1/16/18Attainment/Unclassifiable
Lynn County1/16/18Attainment/Unclassifiable
Matagorda CountyAttainment/Unclassifiable
McCulloch County1/16/18Attainment/Unclassifiable
McLennan County1/16/18Attainment/Unclassifiable
McMullen County1/16/18Attainment/Unclassifiable
Madison County1/16/18Attainment/Unclassifiable
Marion County1/16/18Attainment/Unclassifiable
Martin County1/16/18Attainment/Unclassifiable
Mason County1/16/18Attainment/Unclassifiable
Maverick County1/16/18Attainment/Unclassifiable
Medina County9/24/2018Attainment/Unclassifiable
Menard County1/16/18Attainment/Unclassifiable
Midland County1/16/18Attainment/Unclassifiable
Milam County1/16/18Attainment/Unclassifiable
Mills County1/16/18Attainment/Unclassifiable
Mitchell County1/16/18Attainment/Unclassifiable
Montague County1/16/18Attainment/Unclassifiable
Moore County1/16/18Attainment/Unclassifiable
Morris County1/16/18Attainment/Unclassifiable
Motley County1/16/18Attainment/Unclassifiable
Nacogdoches County1/16/18Attainment/Unclassifiable
Navarro CountyAttainment/Unclassifiable
Newton County1/16/18Attainment/Unclassifiable
Nolan County1/16/18Attainment/Unclassifiable
Nueces County1/16/18Attainment/Unclassifiable
Ochiltree County1/16/18Attainment/Unclassifiable
Oldham County1/16/18Attainment/Unclassifiable
Orange County1/16/18Attainment/Unclassifiable
Palo Pinto CountyAttainment/Unclassifiable
Panola County1/16/18Attainment/Unclassifiable
Parmer County1/16/18Attainment/Unclassifiable
Pecos County1/16/18Attainment/Unclassifiable
Polk County1/16/18Attainment/Unclassifiable
Potter County1/16/18Attainment/Unclassifiable
Presidio County1/16/18Attainment/Unclassifiable
Rains County1/16/18Attainment/Unclassifiable
Randall County1/16/18Attainment/Unclassifiable
Reagan County1/16/18Attainment/Unclassifiable
Real County1/16/18Attainment/Unclassifiable
Red River County1/16/18Attainment/Unclassifiable
Reeves County1/16/18Attainment/Unclassifiable
Refugio County1/16/18Attainment/Unclassifiable
Roberts County1/16/18Attainment/Unclassifiable
Robertson County1/16/18Attainment/Unclassifiable
Rockwall CountyAttainment/Unclassifiable
Runnels County1/16/18Attainment/Unclassifiable
Rusk County1/16/18Attainment/Unclassifiable
Sabine County1/16/18Attainment/Unclassifiable
San Augustine County1/16/18Attainment/Unclassifiable
San Jacinto CountyAttainment/Unclassifiable
San Patricio County1/16/18Attainment/Unclassifiable
San Saba County1/16/18Attainment/Unclassifiable
Schleicher County1/16/18Attainment/Unclassifiable
Scurry County1/16/18Attainment/Unclassifiable
Shackelford County1/16/18Attainment/Unclassifiable
Shelby County1/16/18Attainment/Unclassifiable
Sherman County1/16/18Attainment/Unclassifiable
Smith County1/16/18Attainment/Unclassifiable
Somervell CountyAttainment/Unclassifiable
Starr County1/16/18Attainment/Unclassifiable
Stephens County1/16/18Attainment/Unclassifiable
Sterling County1/16/18Attainment/Unclassifiable
Stonewall County1/16/18Attainment/Unclassifiable
Sutton County1/16/18Attainment/Unclassifiable
Swisher County1/16/18Attainment/Unclassifiable
Taylor County1/16/18Attainment/Unclassifiable
Terrell County1/16/18Attainment/Unclassifiable
Terry County1/16/18Attainment/Unclassifiable
Throckmorton County1/16/18Attainment/Unclassifiable
Titus County1/16/18Attainment/Unclassifiable
Tom Green County1/16/18Attainment/Unclassifiable
Travis County1/16/18Attainment/Unclassifiable
Trinity CountyAttainment/Unclassifiable
Tyler County1/16/18Attainment/Unclassifiable
Upshur County1/16/18Attainment/Unclassifiable
Upton County1/16/18Attainment/Unclassifiable
Uvalde County1/16/18Attainment/Unclassifiable
Val Verde County1/16/18Attainment/Unclassifiable
Van Zandt County1/16/18Attainment/Unclassifiable
Victoria County1/16/18Attainment/Unclassifiable
Ward County1/16/18Attainment/Unclassifiable
Webb County1/16/18Attainment/Unclassifiable
Walker CountyAttainment/Unclassifiable
Waller CountyAttainment/Unclassifiable
Washington CountyAttainment/Unclassifiable
Wharton CountyAttainment/Unclassifiable
Wheeler County1/16/18Attainment/Unclassifiable
Wichita County1/16/18Attainment/Unclassifiable
Wilbarger County1/16/18Attainment/Unclassifiable
Willacy County1/16/18Attainment/Unclassifiable
Williamson County1/16/18Attainment/Unclassifiable
Wilson County9/24/2018Attainment/Unclassifiable
Winkler County1/16/18Attainment/Unclassifiable
Wood County1/16/18Attainment/Unclassifiable
Yoakum County1/16/18Attainment/Unclassifiable
Young County1/16/18Attainment/Unclassifiable
Zapata County1/16/18Attainment/Unclassifiable
Zavala County1/16/18Attainment/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.

Texas-1978 Lead NAAQS

Designated area Designation Classification
Date Type Date Type
Collin County (all)12/13/99Attainment
Eastside:
Starting at the intersection of south Fifth St. and the fence line approximately 1000′ south of the GNB property line going north to the intersection of south Fifth St. and Eubanks St.;
Northside:
Proceeding west on Eubanks to the Burlington Railroad tracks;
Westside:
Along Burlington Railroad tracks to the fence line approximately 1000′ south of the GNB property line;
Southside:
Fence line approximately 1000′ south of the GNB property line.
Bexar County (part)
Northside:
Starting at intersection of Loop 1604 and Nelson Gardens Road and along the Nelson Gardens Road to Covel Road;
Eastside:
Along Covel Road to Pearsall Road and along Pearsall Road to Nelson Road;
Southside:
Along Nelson Road to where it intersects with Loop 1604;
Westside:
Along Loop 1604 where it intersects with Nelson Gardens Road.
Rest of State Not Designated

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

Texas—2008 Lead NAAQS

Designated area Designation for the 2008 NAAQS a
Date 1 Type
Frisco, TX9/27/2017Attainment
Collin County (part)
The area immediately surrounding the Exide Technologies battery recycling plant in Frisco, bounded to the north by latitude 33.153 North, to the east by longitude 96.822 West, to the south by latitude 33.131 North, and to the west by longitude 96.837 West
Rest of StateUnclassifiable/Attainment.

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

1 December 31, 2011 unless otherwise noted.

[43 FR 8964, Mar. 3, 1978] Editorial Note:For Federal Register citations affecting § 81.344, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov.
authority: 42 U.S.C. 7401,
source: 36 FR 22421, Nov. 25, 1971, unless otherwise noted.
cite as: 40 CFR 81.344
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