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

Air Quality | Magris Talc USA, Inc| Public Comment Period Ends June 20, 2025

  • June 05 2025

The Department of Environmental Quality (DEQ) has prepared a Preliminary Determination (PD) for Montana Air Quality Permit #2282-17, for Magris Talc USA, Inc.

 A Draft Environmental Assessment (Draft EA) analyzing potential impacts of the proposed permit action on the affected human environment has also been prepared and is attached to the PD. This PD, and associated Draft EA, are issued by DEQ pursuant to §§ 75-1-101, et. seq, and 75-2-201, et. seq, Montana Code Annotated.

Location:

  • Section 36, Township 2 North, Range 1 East
  • Gallatin County

Associated Materials:

Comment Period Ends: 

  • June 20, 2025 11:59PM

Send Comments To:

OR

  •  DEQ Air Quality Bureau
     PO Box 200901
     Helena MT 59620-0901

Tags: MEPA, Public Comment and Air