Montana Department of Environmental Quality About Us Permitting & Operator Assistance Public Participation

Air Quality | Par Montana - Billings Refinery

  • March 06 2025

The Department of Environmental Quality has prepared a Department Decision for Montana Air Quality Permit #1564-38, for Par Montana, LLC., - Billings Refinery.

Location:

  • Section 24 & 25, Township 1 North, Range 26 East
  • County: Yellowstone

Associated Materials:

Facility Appeal Period Ends: 

  • March 21, 2025 11:59PM

Contact: John P. Proulx

Tags: MEPA, Air and Public Notice