36.21.635 PUBLIC, COMMUNITY, NONCOMMUNITY PUBLIC, AND MULTIPLE-USER WATER SUPPLY WELLS
(1) All wells for public, community, noncommunity public, and multiple-user water supply system use are governed by those construction standards set forth in the Department of Environmental Quality rules (ARM Title 17, chapters 30, 36, and 38). Copies of those rules may be obtained by contacting DEQ.
(2) The minimum construction standards set by the Board of Water Well Contractors in this subchapter shall apply to all wells in Montana. However, for the above-stated wells, DEQ may adopt more specific or stringent standards.