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This article deals with surface water rather than groundwater basins, such as the Great Artesian Basin. Australia has twelve distinguished NCB Level 1 drainage divisions [1] or thirteen [2] after splitting the South East Coast division at the New South Wales–Victoria border as defined by the Australian Water Resources Assessment 2012, a ...
The Snowy Mountains Scheme provides some security of water flows to the Murray–Darling Basin, providing approximately 2,100 gigalitres (7.4×10 10 cu ft) of water a year to the Basin for use in Australia's irrigated agriculture industry, which is worth about A$3 billion per annum, representing more than 40% of the gross value of the nation's ...
The basin underlies 22% of the Australian continent, [3] including most of Queensland, the south-east corner of the Northern Territory, north-eastern South Australia, and northern New South Wales. It is 3000 metres (9800 feet) deep in places and is estimated to contain 64,900 cubic kilometres (15,600 cubic miles) of groundwater . [ 4 ]
The Lake Eyre Basin is the largest endorheic basin in Australia and is over 1.14 million square kilometres. [22] The basin lies in the north east of the state of South Australia. Its South Australian territory is predominantly semi-arid to arid land. As an endorheic basin, it has no outflows to other bodies of water such as oceans or rivers.
The south-east coast drainage division is the very long, narrow area of southern Australia between the Great Dividing Range and the Coral and Tasman seas, and the Bass Strait. It includes the small part of south-eastern South Australia which lies to the east of the Murray-Darling Basin, and all of coastal Victoria and coastal New South Wales.
The Lake Eyre basin (/ ɛər / AIR) is a drainage basin that covers just under one-sixth of all Australia.It is the largest endorheic basin in Australia and amongst the largest in the world, covering about 1,200,000 square kilometres (463,323 sq mi), including much of inland Queensland, large portions of South Australia and the Northern Territory, and a part of western New South Wales.
The basin covers an area of 150,000 square kilometers and spans from southeastern South Australia to southwestern Victoria, with 80% lying offshore in water depths ranging from 50-3,000 meters. [1] Otway represents a passive margin rift basin and is one of a series of basins located along the Australian Southern Rift System .
The South Australian gulf drainage division is the area surrounding the Gulf St Vincent and Spencer Gulf and a sliver of country to the immediate north. It includes 75,000 square kilometres of mostly moderately flat territory, broken only by the Mount Lofty Ranges which reach 932 metres at their highest point.