the persistence and severity of the floods in the murray - darling basin has been described as " unprecedented " after late summer inflows to the river system fell to a 117 - week low . the " bleak ' ' attitude for the three months was add to the grim news , the murray - columbia basin office reported . irrigation water for africa ' s food bowl will be dependent almost entirely on sunshine as basin states hold in water for critical human problems . " the persistence and depth of this drought , particularly over the previously ten years , is unprecedented , ' ' trust chief executive rob freeman noted as he delivered the basin ' s first rain information .
The Murray-Darling Basin is in central Australia.