In the manner, and upon the terms and conditions set forth in this code, it shall be lawful for any person to drill a well, or wells, for and to produce oil, gas and other hydrocarbon substances, or any thereof, and to conduct any other lawful operations, including the installation and maintenance of any derrick, drilling and producing equipment and appurtenant structures or machinery proposed or intended to be used, or used for, or in connection with the drilling for or production of oil and gas on or from any land within any portion of the city which is zoned to permit such operations, and on any other land where such operations may be authorized pursuant to the provisions of the zoning ordinance of the city; provided, that all of such operations shall conform with the provisions of this chapter.
('81 Code, § 5.40.030) Penalty, see Ch. 13