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

Opencut Mining | Donaldson Brothers Ready Mix Inc and Knife River – South | Ravalli County | Accepting Comments

  • July 01 2026

The Opencut Section has received a complete Amendment Application for Donaldson Brothers Ready Mix Inc – South – 1154 and a complete Assignment Application for Knife River – South – 3817 in Ravalli County.

 

These two applications are being processed simultaneously and upon approval permit 1154 will become permit 3817.

 

Associated Materials:

 

 

Comment Period Closes: Open throughout permitting process

 

Submit Comments To: DEQOpencut@mt.gov (Please include the site name in the subject of your email)

 

The department 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 to advise us of the nature of the accommodation that you need. Please contact the Department of Environmental Quality, Opencut Mining Section at P.O. Box 200901, Helena, Montana 59620-0901; phone (406) 444-4970 or e-mail DEQOpencut@mt.gov.


Tags: Public Comment and Opencut