It shall be unlawful for any person or persons to obstruct, or cause to be obstructed, any drains, ditches or water courses within the corporate limits. Every person owning, controlling or in possession of land, through which or through part of which a stream, ditch, gully or any natural drain runs, shall keep the bed of same free from obstructions. They shall not allow any growth of weeds or shrubbery on or along the banks thereof which will prevent sunlight from entering therein. When overflows or floods form pools or "back waters" therein, they shall be promptly drained.
('86 Code, § 15.210) Penalty, see § 10.99