No person shall discharge or cause or permit to be discharged into any sewer connected to a sanitary sewer of the city any storm water, surface water, runoff water from roofs, ground water subsurface drainage, cooling water, or unpolluted industrial process waters. Storm water and all other unpolluted drainage shall be discharged into such sewers are specifically designated as storm sewers, or to a natural outlet.
(Ord. 2613, passed - -1980)