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National Status of a Ozone-8Hr (2008) SIP Required Element

Required Element: I/M Enhanced
As of 01/16/2021

Return to: Required Element Selection    NAAQS Selection

Required Element: I/M Enhanced
For Pollutant: Ozone-8Hr (2008)    

State Area Name Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
CaliforniaLos Angeles-San Bernardino Counties (West Mojave Desert) 07/20/2016        
CaliforniaLos Angeles-South Coast Air Basin 07/20/2016 04/27/2017 Approval 10/31/2019 84 FR 52005
CaliforniaRiverside County (Coachella Valley) 07/20/2016 04/27/2017 Approval 10/16/2020 85 FR 57714
CaliforniaSacramento Metro 07/20/2016   Proposed approval 10/29/2020 85 FR 68509
CaliforniaSan Diego County 08/03/2020        
CaliforniaSan Joaquin Valley 07/20/2016   Approval 03/14/2019 84 FR 3302
CaliforniaVentura County 07/20/2016   Approval 03/30/2020 85 FR 11814
ColoradoDenver-Boulder-Greeley-Ft. Collins-Loveland 08/03/2020        
ConnecticutGreater Connecticut 08/03/2020        
ConnecticutNew York-N. New Jersey-Long Island 08/03/2020        
IllinoisChicago-Naperville 08/03/2020   Redesignation requested 05/06/2020  
IndianaChicago-Naperville 08/03/2020   Redesignation requested 02/27/2020  
New JerseyNew York-N. New Jersey-Long Island 08/03/2020 01/02/2018 Completeness 05/29/2018  
New YorkNew York-N. New Jersey-Long Island 08/03/2020 01/02/2018 Completeness 05/29/2018  
TexasDallas-Fort Worth 08/03/2020 05/13/2020 Completeness 11/10/2020  
TexasHouston-Galveston-Brazoria 08/03/2020 05/13/2020 Completeness 11/10/2020  
WisconsinChicago-Naperville 08/03/2020   Redesignation requested 01/21/2020  
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.