Wakool District Subcatchments Wakool Rivers, Floodplains and Levees – Shallow Depressions – Creeklines and Secondary Floodplains Wakool Rivers and Floodplains – Creeklines and Secondary Floodplains – Plains Wakool Level to Depressed Plains – Prior Streams and Sand Ridges – Level to Depressed Plains Wakool (north-eastern) Level to Depressed Plains – Plains – Gilgai Plains