Stormwater and all other unpolluted drainage shall be discharged to such sewers as are specifically designated as storm sewers, or to a natural outlet approved by the city. Industrial cooling water or unpolluted process waters may be discharged on approval of the city, to a storm sewer, combined sewer, or natural outlet.
(Ord. O-09-20, passed 8-24-09) Penalty, see § 51.999