SEWAGE means contaminated water or water-borne waste from dwellings, hotels, restaurants, schools, institutions, hospitals, office and industrial buildings, and other similar structures, but excepting the following: storm water, rain water, ground water, roof or yard drainage and uncontaminated cooling water.
('86 Code, § 17.04.260) (Ord. 2503, passed - - ; Am. Ord. 3026, passed - - )