Regulation & law · 10/11/2014

EPA Proposes Approval of Arkansas State Implementation Plan for Fine Particulate Matter

The Environmental Protection Agency (EPA) is proposing to approve revisions to the Arkansas State Implementation Plan (SIP) to update the state's authority to regulate emissions of fine particulate matter (PM 2.5) and its precursors, in compliance with the Clean Air Act (CAA).

Original source language: Federal Register — All DocumentsOpen original release →

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