documents: EPA-R04-OAR-2021-0947-0013

Regulatory documents from Regulations.gov including rules, proposed rules, notices, and supporting materials.

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id agency_id docket_id title document_type subtype posted_date posted_year posted_month comment_start_date comment_end_date last_modified fr_doc_num open_for_comment withdrawn object_id
EPA-R04-OAR-2021-0947-0013 EPA EPA-R04-OAR-2021-0947 Air Plan Approval: Mississippi; PSD and Air Quality Modeling Infrastructure Requirements for the 2015 8-Hour Ozone National Ambient Air Quality Standards Rule   2023-03-01T05:00:00Z 2023 3 2023-03-01T05:00:00Z   2023-03-01T19:09:39Z 2023-04011 0 0 090000648573254a

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