documents: EPA-HQ-OAR-2018-0170-0111

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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posted_date posted_year posted_month comment_start_date comment_end_date last_modified fr_doc_num open_for_comment withdrawn object_id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-2018-0170-0111 EPA EPA-HQ-OAR-2018-0170 Modeling Guidance for Demonstrating Air Quality Goals for Ozone, PM2.5 and Regional Haze. Memorandum from Richard A. Wayland, Air Quality Assessment Division Director to Regional Air Directors, Regions 1-10 (November 29, 2018) Supporting & Related Material Guidance 2019-10-18T04:00:00Z 2019 10     2019-10-19T00:36:01Z   0 0 0900006483f90c82

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