Refrigerator appliance having an ice making assembly

A refrigerator appliance defining a vertical direction, a lateral direction, and a transverse direction, the refrigerator appliance comprising:

• a cabinet;
• an icemaker attached to the cabinet;
• an ice bin positioned adjacent to the icemaker to receive ice therefrom, the ice bin extending along the vertical direction between a top end and a bottom end, the ice bin defining a bin outlet at the bottom end;
• a support tray positioned below the bin outlet to receive water therefrom, the support tray defining a tray outlet;
• a fluid filter positioned below the support tray, the fluid filter defining a filter inlet and a filter outlet downstream therefrom, the filter inlet being positioned downstream from the tray outlet, the filter outlet being positioned below the filter inlet along the vertical direction;
• a liquid storage volume positioned below the filter outlet and downstream therefrom;
• a fluid pump positioned in fluid communication between the liquid storage volume and the icemaker;
• a fluid flow path defined between the fluid pump and the icemaker;
• and
• a water supply line defining a water inlet positioned along the fluid flow path in fluid communication therewith between the fluid pump and the icemaker.