Hard Rock Mining | Partial Bond Release and Proposed Bond Determination for ES Stone and Structure, Inc. – Sites 1, 3, 5, 6, 7, and 8 – PERMIT NO. 00163 | Comment Period Closes August 20, 2026

July 21 2026

DEQ is seeking public comment on a partial bond release of $233,561 and a bond increase of $402,014 (from $168,777 to $570,791) for a proposed comprehensive bond determination at Sites 1, 3, 5, 6, 7, and 8/ES Stone and Structure, Inc. in Golden Valley County, Wheatland County, and Cascade County.

Locations:
Site 1
Golden Valley County
46.270182, -109.363517

Site 3
Golden Valley County
46.25502, -109.15001

Site 5
Cascade County
47.349369, -111.274924

Site 6
Wheatland County
46.413453, -109.813957

Site 7
Cascade County
47.633647, -111.624893

Site 8
Cascade County
47.502354, -111.580631

Associated Materials:
Legal Notice

Comment Period Closes: August 20, 2026

Submit Comments To: DEQHardRock@mt.gov

Millie Olsen
Hard Rock Mining Section Supervisor
Mining Bureau
Department of Environmental Quality
P.O. Box 200901
Helena MT 59601

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 no later than 5:00 P.M. on July 6, 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) 444-2461; or e-mail DEQHardRock@mt.gov.

Tags: Public Comment and Hard Rock