Judgment - Stockwell v Noosa Council - PEC Appeal 1998 of 2024 - 26.06.25 · MCU22/0094

How does it work?
Stormwater enters the Jellyfish® system through the                     As the storm event subsides, the treated water held in
inlet pipe where floatable pollutants are captured behind               the backwash pool passes back through the high flow
the maintenance access wall. As stormwater enters                       cartridges into the treatment chamber. This passive
the treatment chamber, a separation skirt ensures the                   backwash helps to clear the cartridge surface by
retention of oils whilst simultaneously protecting the                  dislodging sediment onto the chamber floor. The drain
filtration cartridges and allowing coarse particles to settle           down cartridge(s) located outside the backwash pool
below on the chamber floor. Stormwater then passes                      enables water levels to balance, leaving the cartridge
through the Jellyfish® cartridges and onto the Jellyfish®               deck level free of standing water.
deck, at this point the backwash pool will fill and overflow
allowing treated stormwater to exit via the outlet pipe.




                                                                                                         HI-FLOW CARTRIDGES




                                                                                                         OUTLET PIPE


                                                                                                         BACKWASH POOL WELL
         INLET PIPE

      MAINTENANCE
      ACCESS WALL
                                                                                                         MEMBRANE FILTRATION
        DRAINDOWN                                                                                        TENTACLES
         CARTRIDGE

   CARTRIDGE DECK                                                                                        SEPARATION SKIRT




                                                   Figure 1: Jellyfish® operation




                                                                                                                         91
                                                                                                   Operations & Maintenance Manual   5