Air Quality | NYDIG - Davidsen Atlas

The Department of Environmental Quality has prepared a Department Decision (DD) on Montana Air Quality Permit #5357-00, for NYDIG - Davidsen Atlas.

A final Decision on the Environmental Assessment (Final EA) analyzing potential impacts of the proposed permit action on the Montana environment has also been prepared and is linked below the DD.

This DD, and associated Final Decision on the EA, are issued by DEQ pursuant to §§ 75-1-101, et. seq, and 75-2-201, et. seq, Montana Code Annotated.

Location:                                                                                               

• Section 30, Township 24 North, Range 60 East
• Richland County

Associated Materials:

• Department Decision on Montana Air Quality Permit #5357-00
• Final Decision on Environmental Assessment #5357-00

Permit Appeal Period Ends: 

• July 22, 2026 11:59PM

Environmental Assessment Appeal Period Ends: 

• August 21, 2026 11:59PM

Contact: Barry Pemberton

Accommodation statement:

DEQ will make reasonable accommodations for persons with disabilities who wish to participate in this public participation process or need an alternative accessible format of this notice. If you require an accommodation, contact the department no later than 5:00 P.M. on July 12, 2026, to advise us of the nature of the accommodation that you need. Please contact the Department of Environmental Quality at P.O. Box 200901, Helena, Montana 59620-0901; phone (406)444-3490; or e-mail deqair@mt.gov

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Tags: Air and Public Notice