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Status of SIP Requirements for Designated Areas

Washington Areas by Pollutant
As of 10/26/2014
View Nonattainment Contacts


Jump to Washington 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)   SO2 (1971)   SO2 (2010)   


Washington CO (1971) Areas    Return to map
 
Click on the Area name
to view SIP Requirements


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
Effective Date
Citation
(link to GPO website)
Redesignation
Request Date
Redesignation
Effective Date
Citation
(link to GPO website)
Seattle-Tacoma Area Maintenance 11/15/1990 Moderate > 12.7ppm 3,016,710 2013 1.3 Yes 7 / 7 10/11/1996
61 FR 53323
03/04/1996 10/11/1996
61 FR 53323
Spokane Area Maintenance 11/15/1990 Serious 363,834 2013 2.3 Yes 7 / 7 08/29/2005
70 FR 37269
11/29/2004 08/29/2005
70 FR 37269
Vancouver Area: Clark County (part) Maintenance 11/15/1990 Moderate <= 12.7ppm 400,271       5 / 5 10/21/1996
61 FR 54560
03/21/1996 10/21/1996
61 FR 54560
Yakima Area Maintenance 11/15/1990 Not Classified 69,565       1 / 1 12/31/2002
67 FR 66555
08/23/2001 12/31/2002
67 FR 66555

Washington Lead (1978) Areas    Return to map    

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No designated areas for this pollutant.

Washington Lead (2008) Areas    Return to map    

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No designated areas for this pollutant.

Washington NO2 (1971) Areas    Return to map    

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No designated areas for this pollutant.

Washington Ozone-1Hr (1979) Areas    Return to map    

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Click on the Area name
to view SIP Requirements


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
Effective Date
Citation
(link to GPO website)
Redesignation
Request Date
Redesignation
Effective Date
Citation
(link to GPO website)
Portland-Vancouver AQMA Area Maintenance 11/15/1990 Marginal 410,990 2011-2013 0.085 Yes 4 / 4 06/18/1997
62 FR 27204
06/25/1996 06/18/1997
62 FR 27204
Seattle-Tacoma Area Maintenance 01/06/1992 Marginal 3,439,810 2011-2013 0.087 Yes 4 / 4 11/25/1996
61 FR 50438
03/04/1996 11/25/1996
61 FR 50438

Washington Ozone-8Hr (1997) Areas    Return to map    

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No designated areas for this pollutant.

Washington Ozone-8Hr (2008) Areas    Return to map    

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No designated areas for this pollutant.

Washington PM-10 (1987) Areas    Return to map    

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Click on the Area name
to view SIP Requirements


Area
Status Designation
Date
Classification 2010
Population
(state portion)
Meets NAAQS
Basis
Design Value
(entire area)
Meets
NAAQS
SIP
Requirements
Original/Approved
Clean Air
Determination
Effective Date
Citation
(link to GPO website)
Redesignation
Request Date
Redesignation
Effective Date
Citation
(link to GPO website)
King County; Kent Maintenance 11/15/1990 Moderate 47,315 2011-2013   No Data 3 / 3 05/14/2001
66 FR 14492
08/23/1999 05/14/2001
66 FR 14492
King County; Seattle Maintenance 11/15/1990 Moderate 661,062 2011-2013   No Data 3 / 3 05/14/2001
66 FR 14492
08/23/1999 05/14/2001
66 FR 14492
Pierce County; Tacoma Maintenance 11/15/1990 Moderate 238,725 2011-2013   No Data 3 / 3 05/14/2001
66 FR 14492
08/23/1999 05/14/2001
66 FR 14492
Spokane County; (part) Maintenance 11/15/1990 Moderate 230,807 2011-2013   Insufficient Data 3 / 3 10/24/2001
66 FR 48808
11/30/2004 08/30/2005
70 FR 38029
Thurston County; Cities of Olympia, Tumwater, and Lacey Maintenance 11/15/1990 Moderate 98,562 2011-2013   No Data 3 / 3 12/04/2000
65 FR 59128
08/16/1999 12/04/2000
65 FR 59128
Walla Walla County; Wallula Maintenance 11/15/1990 Serious 426 2011-2013   Insufficient Data 3 / 3 11/21/2002
67 FR 64815
03/29/2005 09/26/2005
70 FR 50212
Yakima County; (part) Maintenance 11/15/1990 Moderate 69,565 2011-2013   Insufficient Data 3 / 3 03/10/2005
70 FR 6591
07/15/2004 03/10/2005
70 FR 6591

Washington PM-2.5 (1997) Areas    Return to map    

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No designated areas for this pollutant.

Washington PM-2.5 (2006) Areas    Return to map
Area designated nonattainment for the 24-hour standard.    

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Click on the Area name
to view SIP Requirements


Area
Status Designation
Date
Classification 2010
Population
(state portion)
Meets NAAQS
Basis
Design Value
24-Hr
(g/m)
(entire area)
Meets
NAAQS
SIP
Requirements
Original/Approved
Clean Air
Determination
Effective Date
Citation
(link to GPO website)
Redesignation
Request Date
Redesignation
Effective Date
Citation
(link to GPO website)
Tacoma Nonattainment 12/14/2009 Moderate 539,682 2011-2013 32 Yes 6 / 1 10/04/2012
77 FR 53772
   
 

Washington SO2 (1971) Areas    Return to map    

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No designated areas for this pollutant.

Washington SO2 (2010) Areas    Return to map    

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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 Trends website and the EPA Green Book contains comprehensive nonattainment area, designation status, and historical information.

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