Approval and Promulgation of Air Quality Implementation Plans; Wyoming; Revisions to Regional Haze State Implementation Plan; Revisions to Regional Haze Federal Implementation Plan

摘要

On October 11, 2018, the Environmental Protection Agency (EPA) published in the Federal Register a proposed rule pertaining to revisions to the regional haze State Implementation Plan (SIP) and Federal Implementation Plan (FIP) for Wyoming and requested comments by November 13, 2018. The EPA is extending the comment period for the proposed rule until December 10, 2018.