• Montana Department of Environmental Quality, Industrial and Energy Minerals Bureau

    Peter Mahrt, Mine Engineer
    P.O. Box 200901
    Helena, MT 59620-0901

    Phone: 406.444.1515
    Fax: 406.444.4988
    Email: This email address is being protected from spambots. You need JavaScript enabled to view it.
    Website: deq.mt.gov/Land/coaluranium/blastinginfo