A. No person shall discharge or cause to be discharged any stormwater, surface water, groundwater, roof run-off, subsurface drainage, uncontaminated cooling water, or unpolluted industrial process waters to any sanitary sewer.
B. 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 governing body of the city. Industrial cooling waters or unpolluted process waters may be discharged on approval of the governing body of the city to a storm sewer, or natural outlet. (Prior code § 4-3-47 (3, 4))