documents: EPA-HQ-OAR-2007-0562-0479

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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posted_date posted_year posted_month comment_start_date comment_end_date last_modified fr_doc_num open_for_comment withdrawn object_id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-HQ-OAR-2007-0562-0479 EPA EPA-HQ-OAR-2007-0562 Letter dated February 18, 2009 to William T. Wisniewski, USEPA Region III, Acting Regional Administrator from Shari T. Wilson, Secretary for the Maryland Department of the Environment, requesting that USEPA designate the Baltimore area in Maryland as attainment for the 2006 24-hour PM2.5 National Ambient Air Quality Standards (NAAQS) Supporting & Related Material Letter, Memorandum, Email 2009-11-13T05:00:00Z 2009 11     2009-11-13T15:34:51Z   0 0 0900006480a29a9a

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