§ 153.040 FLOODWAY; PROHIBITED USE.
   The following artificial obstructions and nonconforming uses are prohibited in the floodway of the regulated flood hazard area, except for those established before land use regulations pursuant to MCA § 76-5-301 have been adopted:
   (A)   A building for residential or non-residential purposes;
   (B)   A structure, fill, or excavation that would cause water to be diverted from the floodway, cause erosion, obstruct the natural flow of waters, or reduce the carrying capacity of the floodway. Notwithstanding these requirements, excavation or fill may be allowed when it is a component to a permitted use allowed in these regulations;
   (C)   The construction or storage of an artificial obstruction subject to flotation or movement during flood level periods;   
   (D)   Solid and hazardous waste disposal, and individual and multiple family sewage disposal systems, unless the systems meet the local health and sanitation regulations, and when permitted pursuant to these regulations, and are designed to minimize or eliminate infiltration of floodwaters, and avoid impairment or contamination;
   (E)   Storage of toxic, flammable, hazardous, or explosive materials; and
   (F)   Cemeteries, mausoleums, or any other burial grounds.
(Prior Code, § 11-2(6.1))
Federal reference:
   Prohibited use of the floodway, see 44 C.F.R. § 60.3(a)(3)
Statutory reference:
   Prohibited use of the floodway, see MCA § 76-5-403(1), MCA § 76-5-403(2), MCA § 76-5-403(3), MCA § 76-5-404(3), ARM § 36.15.605)(1a), ARM § 36.15.605(1)(c), ARM § 36.15.605(2)(a), ARM § 36.15.605(2b), ARM § 36-15-605(2c), ARM § 36.15.605(2d)