A. No person shall discharge or cause to be discharged any stormwater, surface water, groundwater, roof runoff, subsurface drainage, uncontaminated cooling water or unpolluted industrial process waters to any sanitary sewer.
B. There shall be a check valve installed in the private sanitary sewer line of any and all new or replacement sanitary sewer lines or sanitary sewer systems installed within the city. Such check valve shall be designated to minimize or eliminate sewage from running back into any private residence, apartment, commercial or public building, or other structure, and the owner of such property shall keep such check valve in good repair at all times. (2010 Code § 19-52)