Except as specifically provided with reference to some particular sewer, sanitary
sewers shall be used only for the conveyance and disposal of sanitary sewage as defined
in section 48-164 and for diluted, water-carried industrial wastes which are not objectionable as provided
hereinafter. Except as specifically provided for some particular sewer or location,
no sanitary sewer shall be used to receive or convey any stormwater or surface water,
any large continuous flow of subsoil drainage, cooling water, or process water that
can be disposed of to a natural watercourse without offense.