No person shall discharge or cause to be discharged any unpolluted waters, such as stormwater, groundwater, roof runoff, subsurface drainage or cooling water to any sewer, except stormwater runoff from limited areas, which stormwater may be polluted at times and may be discharged to the sanitary sewer by permission of the Superintendent.
(1996 Code, § 128-31) Penalty, see § 10.99