16 Jul 2025

🌫️EPA Proposes Approval of Guam's Sulfur Dioxide Emissions Plan

Air Plan Approval; Guam; Base Year Emissions Inventory for the 2010 1-Hour Sulfur Dioxide National Ambient Air Quality Standard for the Piti-Cabras Nonattainment Area

Summary

The Environmental Protection Agency (EPA) is proposing to approve a revision to Guam's State Implementation Plan (SIP) under section 110(k)(3) of the Clean Air Act (CAA or "the Act"). This revision concerns the base year emissions inventory for the Piti- Cabras, Guam sulfur dioxide (SO<INF>2</INF>) nonattainment area ("Piti-Cabras area" or NAA) for the 2010 1-hour SO<INF>2</INF> National Ambient Air Quality Standard (NAAQS, "standard," or "2010 SO<INF>2</INF> NAAQS"). We are taking comments on a proposed approval of this revision and are simultaneously publishing a final action approving this revision in a direct final rule.

Agencies

  • Environmental Protection Agency

Business Impact ?

$$ - Med

The proposed rule focuses on the approval of Guam’s State Implementation Plan revision, which has regulatory compliance implications for businesses operating in the Piti-Cabras area concerning sulfur dioxide emissions. Businesses must adhere to the new emissions standards if approved, which could impact operational costs and strategies.

View Related Items ?

< >