No person shall place, deposit, dump or throw, or cause to be placed, deposited, dumped or thrown, any litter, garbage, refuse, trash, can, bottle, paper, accumulation of ashes or cigarette or cigar butts, carcass of any dead animal or any part thereof, offal or any other offensive or unsightly matter in or upon any public or private highway, road, street or alley within the City or upon the surface of any land within 100 yards thereof without the consent of the owner, or in or upon any private property into or upon which the public is admitted by easement or license, or upon any private property without the consent of the owner, or in or upon any public park or other public property other than in such place as may be set aside for such purpose by the governing body having charge thereof.
   If any such materials be thrown, cast, dumped or discharged from a motor vehicle in violation of the provisions hereof, such action shall be deemed prima-facie evidence that the owner and driver of such motor vehicle intended to violate the provisions of this section.
   No portion of this section shall be construed to restrict a private owner in the use of his own private property or to prohibit the disposal of materials designated in this section in any manner authorized by law.
   Any law enforcement officer who observes a person violating the provisions of this section shall have a mandatory duty to make an arrest or otherwise prosecute the violator to the limits provided in Section 537.99(b).
(Ord. 81-35. Passed 11-2-81.)