Storm waters and all other unpolluted drainage shall be discharged to such sewers as are specifically designated as storm sewers, or to an natural outlet approved by the Superintendent, or other officer appointed for such purpose. Industrial cooling water or unpolluted process may be discharged, upon approval of the Superintendent, or other officer or employee of the city appointed for such purpose, to a storm sewer or natural outlet.
(Prior Code, § 52.066) Penalty, see § 51.999