Fort Berthold Indian Reservation - 2009.  Source, BIA The Individual Land and Mineral Owners own 70% of the land base on the FBIR, and they are also still shareholders as enrolled members, of the remaining 30% of the land base which is under Tribal Council jurisdiction.     Also see maps of North Dakota at the site below, which also provides detailed information on permits, well locations, production, etc. http://ndoil.org

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