SIP Status Reports

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National Status of a SO2 (1971) SIP Required Element

Required Element: SO2 SIP - secondary standard
As of 09/25/2020

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Required Element: SO2 SIP - secondary standard
For Pollutant: SO2 (1971)    

State Area Name Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
MontanaEast Helena Area 11/15/1993 10/26/2018 Approval 10/11/2019 84 FR 47897
OhioGallia County; Addison Township 05/15/1992 10/26/1995 Approval 07/05/2000 65 FR 35577
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.