SIP Status Reports

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Status of Texas Designated Areas

Texas Areas by NAAQS
NOTE: As of 03/12/2021, these reports are no longer being updated. For the latest information, see the SIP Status Tools.

Jump to Texas section for: CO (1971) Lead (1978) Lead (2008) NO2 (1971) Ozone-1Hr (1979) Ozone-8Hr (1997) Ozone-8Hr (2008) Ozone-8Hr (2015) PM-10 (1987) PM-2.5 (1997) PM-2.5 (2006) PM-2.5 (2012) SO2 (1971) SO2 (2010)


Texas CO (1971) Areas    Return to map
 
Click on the Area name
to view SIP Required Elements


Area
Status Designation
Date
Classification 2010
Population
(state portion)
Meets NAAQS
Basis
Design Value
Annual
(ppm)
(entire area)
Meets
NAAQS
SIP
Requirements
Original/
Approved
Clean Air
Determination
Citation
Effective Date
Click to view
FR notice
Redesignation
Request Date
Redesignation
Citation
Effective Date
Click to view
FR notice
El Paso Maintenance 11/15/1990 Moderate <= 12.7ppm 73,100 2019 2.4 Yes 5 / 5  
 
02/13/2008 10/03/2008
73 FR 45162

Texas Lead (1978) Areas    Return to map     Top of page

Click on the Area name
to view SIP Required Elements


Area
Status Designation
Date
Classification 2010
Population
(state portion)
Meets NAAQS
Basis
Design Value
Annual
(µg/m3)
(entire area)
Meets
NAAQS
SIP
Requirements
Original/
Approved
Clean Air
Determination
Citation
Effective Date
Click to view
FR notice
Redesignation
Request Date
Redesignation
Citation
Effective Date
Click to view
FR notice
Collin County (part) Maintenance 01/06/1992   782,353 2009-2010   No Data 1 / 1  
 
08/31/1999 12/13/1999
64 FR 55421

Texas Lead (2008) Areas    Return to map     Top of page

Click on the Area name
to view SIP Required Elements


Area
Status Designation
Date
Classification 2010
Population
(state portion)
Meets NAAQS
Basis
Design Value
Annual
(µg/m3)
(entire area)
Meets
NAAQS
SIP
Requirements
Original/
Approved
Clean Air
Determination
Citation
Effective Date
Click to view
FR notice
Redesignation
Request Date
Redesignation
Citation
Effective Date
Click to view
FR notice
Frisco Maintenance 12/31/2010   3,670 2017-2019 0.02 Yes 6 / 6  
 
11/14/2016 09/27/2017
82 FR 29426

Texas NO2 (1971) Areas     Return to map Top of page

No designated areas for this pollutant.

Texas Ozone-1Hr (1979) Areas    Return to map     Top of page

Click on the Area name
to view SIP Required Elements


Area
Status Designation
Date
Classification 2010
Population
(state portion)
Meets NAAQS
Basis
Design Value
Annual
(ppm)
(entire area)
Meets
NAAQS
SIP
Requirements
Original/
Approved
Clean Air
Determination
Citation
Effective Date
Click to view
FR notice
Redesignation
Request Date
Redesignation
Citation
Effective Date
Click to view
FR notice
Beaumont-Port Arthur Area Nonattainment (NAAQS revoked) 11/15/1990 Serious 388,745 2017-2019 0.093 Yes 24 / 24 11/19/2010
75 FR 64675
02/05/2019  
Dallas-Fort Worth Area Nonattainment (NAAQS revoked) 11/15/1990 Serious 5,622,128 2017-2019 0.098 Yes 24 / 24 11/17/2008
73 FR 61357
See Note 12/08/2016
81 FR 78688
El Paso Area Nonattainment (NAAQS revoked) 11/15/1990 Serious 800,647 2017-2019 0.102 Yes 25 / 25  
 
05/10/2019  
Houston-Galveston-Brazoria Area Nonattainment (NAAQS revoked) 11/15/1990 Severe-17 5,891,999 2017-2019 0.114 Yes 30 / 30 11/19/2015
80 FR 63429
See Note 11/19/2015
80 FR 63429

Texas Ozone-8Hr (1997) Areas    Return to map     Top of page

Click on the Area name
to view SIP Required Elements


Area
Status Designation
Date
Classification 2010
Population
(state portion)
Meets NAAQS
Basis
Design Value
Annual
(ppm)
(entire area)
Meets
NAAQS
SIP
Requirements
Original/
Approved
Clean Air
Determination
Citation
Effective Date
Click to view
FR notice
Redesignation
Request Date
Redesignation
Citation
Effective Date
Click to view
FR notice
Beaumont-Port Arthur Area Maintenance (NAAQS revoked) 06/15/2004 Subpart 2/Moderate 388,745 2017-2019 0.070 Yes 53 / 2  
 
12/16/2008 11/19/2010
75 FR 64675
Dallas-Fort Worth Area Nonattainment (NAAQS revoked) 06/15/2004 Subpart 2/Serious 6,221,286 2017-2019 0.076 Yes 60 / 59 10/01/2015
80 FR 52630
See Note 12/08/2016
81 FR 78688
Houston-Galveston-Brazoria Area Nonattainment (NAAQS revoked) 06/15/2004 Subpart 2/Severe 15 5,891,999 2017-2019 0.081 Yes 62 / 61 01/29/2016
80 FR 81466
See Note 12/08/2016
81 FR 78691

Texas Ozone-8Hr (2008) Areas    Return to map     Top of page

Click on the Area name
to view SIP Required Elements


Area
Status Designation
Date
Classification 2010
Population
(state portion)
Meets NAAQS
Basis
Design Value
Annual
(ppm)
(entire area)
Meets
NAAQS
SIP
Requirements
Original/
Approved
Clean Air
Determination
Citation
Effective Date
Click to view
FR notice
Redesignation
Request Date
Redesignation
Citation
Effective Date
Click to view
FR notice
Dallas-Fort Worth Nonattainment 07/20/2012 Serious 6,280,413 2017-2019 0.077 No 58 / 52  
 
   
Houston-Galveston-Brazoria Nonattainment 07/20/2012 Serious 5,891,999 2017-2019 0.081 No 59 / 53  
 
   

Texas Ozone-8Hr (2015) Areas    Return to map     Top of page

Click on the Area name
to view SIP Required Elements


Area
Status Designation
Date
Classification 2010
Population
(state portion)
Meets NAAQS
Basis
Design Value
Annual
(ppm)
(entire area)
Meets
NAAQS
SIP
Requirements
Original/
Approved
Clean Air
Determination
Citation
Effective Date
Click to view
FR notice
Redesignation
Request Date
Redesignation
Citation
Effective Date
Click to view
FR notice
Dallas-Fort Worth Nonattainment 08/03/2018 Marginal 6,202,076 2017-2019 0.077 No 3 / 0  
 
   
Houston-Galveston-Brazoria Nonattainment 08/03/2018 Marginal 5,773,151 2017-2019 0.081 No 3 / 0  
 
   
San Antonio Nonattainment 09/24/2018 Marginal 1,714,773 2017-2019 0.073 No 3 / 0  
 
   

Texas PM-10 (1987) Areas    Return to map     Top of page

Click on the Area name
to view SIP Required Elements


Area
Status Designation
Date
Classification 2010
Population
(state portion)
Meets NAAQS
Basis
Average
Estimated
Exceedances
(est. exc.)
(entire area)
Meets
NAAQS
SIP
Requirements
Original/
Approved
Clean Air
Determination
Citation
Effective Date
Click to view
FR notice
Redesignation
Request Date
Redesignation
Citation
Effective Date
Click to view
FR notice
El Paso County Nonattainment 11/15/1990 Moderate 649,121 2017-2019 0.0 Yes 3 / 3  
 
   

Texas PM-2.5 (1997) Areas     Return to map Top of page

No designated areas for this pollutant.

Texas PM-2.5 (2006) Areas     Return to map Top of page

No designated areas for this pollutant.

Texas PM-2.5 (2012) Areas     Return to map Top of page

No designated areas for this pollutant.

Texas SO2 (1971) Areas     Return to map Top of page

No designated areas for this pollutant.

Texas SO2 (2010) Areas    Return to map     Top of page

Click on the Area name
to view SIP Required Elements


Area
Status Designation
Date
Classification 2010
Population
(state portion)
Meets NAAQS
Basis
3 Year
1-⁠Hour
Design Value
(ppb)
(entire area)
Meets
NAAQS
SIP
Requirements
Original/
Approved
Clean Air
Determination
Citation
Effective Date
Click to view
FR notice
Redesignation
Request Date
Redesignation
Citation
Effective Date
Click to view
FR notice
Freestone and Anderson Counties Nonattainment 01/12/2017   4,094 2017-2019   No Data 6 / 0  
 
   
Rusk and Panola Counties Nonattainment 01/12/2017   1,680 2017-2019   No Data 6 / 0  
 
   
Titus County Nonattainment 01/12/2017   211 2017-2019   No Data 6 / 0  
 
   
We have made our best effort to ensure that the data contained in these reports is accurate. We note that there may be brief delays in updating the reports as we receive new state submissions and we take rulemaking action on plans. In order to assist us in providing accurate information, we request that you contact us by clicking on the "Contact Us" link near the top of this page with any comments regarding or corrections to the posted information, including concerns about whether the entries reflect the most recent status.

Current and historical design value data can be found on the EPA Air Quality Design Values website and the EPA Green Book contains comprehensive nonattainment area, designation status, and historical information.

The level of the 1-hour NAAQS for sulfur dioxide is 75 parts per billion (ppb) calculated as the 3-year average of the 99th percentile of the annual distribution of daily maximum 1-hour average concentrations.