It shall be unlawful for any person to willfully destroy, break, injure, climb upon or deface or in any other manner, interfere with any public water mains, water tanks, sewers, fire hydrants, meter boxes, stop cocks, pumps or other mixtures of the public waterworks system or throw into such system any bricks, earth, stone, filth or other substances. It shall also be unlawful for any person to willfully destroy, break, injure, deface or in any other manner interfere with any house, fence, wells, street mains, sluice pipes, gate valves or to place advertisements or placards on any property belonging to the waterworks or sewerage system.