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Federal Register Volume 87 Issue 37 (Thursday, February 24, 2022)

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Publication DateThursday, February 24, 2022
Volume87
Issue37
Documents1

Environmental Protection Agency

Approval and Promulgation of Air Quality Implementation Plans; District of Columbia, Maryland, and Virginia; 2017 Base Year Emissions Inventories for the Washington, DC-MD-VA Nonattainment Area for the 2015 Ozone National Ambient Air Quality StandardProposed Rule · 87 FR 10318