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

Coal Mining | Rosebud Coal Mine Area B AM5 Supplemental Environmental Assessment | Comment Period Closes November 30, 2025

  • October 16 2025

On September 16, 2025, a voluntary remand without vacatur was granted by the Montana Sixteenth Judicial Court, Rosebud County, MT, ordering Department of Environmental Quality to publish a supplemental climate analysis for the purpose of notifying the public and providing the opportunity for public comment. Greenhouse gases (GHG) are the primary drivers of anthropogenic climate change, and emissions of Greenhouse gases are used as an indicator of potential climate change impacts. This Supplemental Environmental Assessment is disclosing the impacts of the potential GHG emissions from the proposed action. This Supplemental Environmental Assessment adds to the Final Environmental Impact Statement for Rosebud Mine Area B AM5 issued May 9, 2022.

Associated Materials:

 
Comment Period Closes: November 30, 2025
 
Submit Comments To: DEQCoal@mt.gov 
 
Coal Mining Section
Mining Bureau
Department of Environmental Quality
P.O. Box 200901
Helena, MT 59620-0901

Tags: MEPA, Public Comment and Coal