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National Status of a PM-2.5 (1997) SIP Required Element

Required Element: Quantitative Milestones (Moderate)
As of 10/29/2020

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Required Element: Quantitative Milestones (Moderate)
For Pollutant: PM-2.5 (1997)    

State Area Name Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
CaliforniaLos Angeles-South Coast Air Basin 12/31/2014   Clean Data Determination 08/24/2016 81 FR 48350
CaliforniaSan Joaquin Valley 12/31/2014 06/30/2008 Approval 01/09/2012 76 FR 69896
IllinoisSt. Louis 12/31/2014   Redesignation approved 05/28/2019 84 FR 24395
IndianaCincinnati-Hamilton 12/31/2014   Redesignation approved 09/01/2017 82 FR 41527
KentuckyLouisville 12/31/2014   Redesignation approved 04/07/2017 82 FR 16943
MissouriSt. Louis 12/31/2014   Redesignation approved 10/02/2018 83 FR 38033
MontanaLibby 12/31/2014   Clean Data Determination 08/13/2015 80 FR 40911
OhioCincinnati-Hamilton 12/31/2014   Redesignation approved 04/07/2017 82 FR 16938
PennsylvaniaLiberty-Clairton 12/31/2014   Clean Data Determination 11/25/2013 78 FR 63881
TennesseeKnoxville 12/31/2014   Redesignation approved 08/29/2017 82 FR 40953
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.