Drain lines from all swimming pools in the City
may be connected to storm sewers, and filter backwash lines shall
be discharged to the sanitary sewerage system as follows:
A. Sand filter backwash shall be discharged to the sanitary sewer, subject to the provisions set forth in §
124-4F.
B. Diatomaceous earth filter backwash shall be connected
to the sanitary sewer through settling tanks with three months' storage
capacity of spent diatomaceous earth, which tanks shall be readily
accessible for removing solid waste for disposal.