SIP Status Reports

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Status of Alabama Designated Areas

Alabama Areas by NAAQS
As of 02/18/2018

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


Alabama CO (1971) Areas     Return to map
 
No designated areas for this pollutant.

Alabama 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
Jefferson County (part) Maintenance 01/06/1992   658,472 2009-2010   No Data 1 / 1 03/07/1995
60 FR 2026
10/04/1993 03/07/1995
60 FR 2026

Alabama 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
Troy Nonattainment 12/31/2010   2,275 2014-2016 0.09 Yes 6 / 6  
 
   

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

No designated areas for this pollutant.

Alabama 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
Birmingham Area Maintenance (NAAQS revoked) 11/15/1990 Marginal 853,551 2014-2016 0.087 Yes 4 / 4 04/12/2004
69 FR 11798
01/30/2004 04/12/2004
69 FR 11798

Alabama 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
Birmingham Area Maintenance (NAAQS revoked) 06/15/2004 Former Subpart 1 853,551 2014-2016 0.068 Yes 4 / 1 06/12/2006
71 FR 27631
11/16/2005 06/12/2006
71 FR 27631

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

No designated areas for this pollutant.

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

No designated areas for this pollutant.

Alabama PM-2.5 (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
(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
Birmingham Maintenance (NAAQS revoked) 04/05/2005 Former Subpart 1 857,680 2014-2016 11.2 Yes 6 / 1 07/29/2011
76 FR 38023
05/02/2011 02/21/2013
78 FR 4341
Chattanooga Maintenance (NAAQS revoked) 04/05/2005 Moderate 1,760 2014-2016 9.6 Yes 6 / 1 10/11/2011
76 FR 55774
04/23/2013 12/22/2014
79 FR 76235

Alabama PM-2.5 (2006) Areas    Return to map
Area designated nonattainment for the 24-hour standard     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
24-Hr
(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
Birmingham Maintenance 12/14/2009 Former Subpart 1 857,680 2014-2016 23 Yes 6 / 1 10/20/2010
75 FR 57186
06/17/2010 02/25/2013
78 FR 5306

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

No designated areas for this pollutant.

Alabama SO2 (1971) 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/24-Hr
(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
Colbert County (part); TVA Colbert Plant Maintenance 03/03/1978   54,429     /     0 / 0 03/15/1993
58 FR 3848
04/08/1992 03/15/1993
58 FR 3848
Lauderdale County (part); TVA Colbert Plant Maintenance 03/03/1978   92,707     /     0 / 0 03/15/1993
58 FR 3848
04/08/1992 03/15/1993
58 FR 3848

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

No designated areas for this pollutant.
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.