It shall be unlawful for any person to operate any aircraft over the city at an altitude less than that altitude which will permit a landing outside the congested area in the event of a complete power failure, but in no event at an altitude of less than one thousand (1,000) feet above the ground or water surface.
(Ordinance 1233, sec. 3, adopted 6/24/1952; 1959 Code, sec. 3-9; 1983 Code, sec. 5-9)