The geography of South Australia incorporates the south central part of the continent of Australia. It is one of the six

states of Australia State may refer to: Arts, entertainment, and media Literature * ''State Magazine'', a monthly magazine published by the U.S. Department of State * ''The State'' (newspaper), a daily newspaper in Columbia, South Carolina, United States * ''Our S ...

South Australia South Australia (commonly abbreviated as SA) is a state in the southern central part of Australia. It covers some of the most arid parts of the country. With a total land area of , it is the fourth-largest of Australia's states and territories ...

is bordered on the west by

Western Australia Western Australia (commonly abbreviated as WA) is a state of Australia occupying the western percent of the land area of Australia excluding external territories. It is bounded by the Indian Ocean to the north and west, the Southern Ocean to th ...

, to the north by the

Northern Territory The Northern Territory (commonly abbreviated as NT; formally the Northern Territory of Australia) is an Australian territory in the central and central northern regions of Australia. The Northern Territory shares its borders with Western Aust ...

Queensland ) , nickname = Sunshine State , image_map = Queensland in Australia.svg , map_caption = Location of Queensland in Australia , subdivision_type = Country , subdivision_name = Australia , established_title = Before federation , establishe ...

to the northeast, and both

New South Wales ) , nickname = , image_map = New South Wales in Australia.svg , map_caption = Location of New South Wales in AustraliaCoordinates: , subdivision_type = Country , subdivision_name = Australia , established_title = Before federation , es ...

and

Victoria Victoria most commonly refers to: * Victoria (Australia), a state of the Commonwealth of Australia * Victoria, British Columbia, provincial capital of British Columbia, Canada * Victoria (mythology), Roman goddess of Victory * Victoria, Seychelle ...

to the east. South Australia's south coast is flanked by the

Great Australian Bight The Great Australian Bight is a large oceanic bight, or open bay, off the central and western portions of the southern coastline of mainland Australia. Extent Two definitions of the extent are in use – one used by the International Hydrog ...

and the

Southern Ocean The Southern Ocean, also known as the Antarctic Ocean, comprises the southernmost waters of the World Ocean, generally taken to be south of 60° S latitude and encircling Antarctica. With a size of , it is regarded as the second-small ...

. The northern and western parts of the state are extremely arid, in central Australia, dominated by

Lake Eyre Lake Eyre ( ), officially known as Kati Thanda–Lake Eyre, is an endorheic lake in east-central Far North South Australia, some north of Adelaide. The shallow lake is the depocentre of the vast endorheic Lake Eyre basin, and contains th ...

and

Lake Torrens Lake Torrens ( Kuyani: ''Ngarndamukia'') is a large ephemeral, normally endorheic salt lake in central South Australia. After sufficiently extreme rainfall events, the lake flows out through the Pirie-Torrens corridor to the Spencer Gulf. Is ...

, mostly dry salt lakes. This arid area is sparsely populated, with many large

cattle station In Australia and New Zealand, a cattle station is a large farm ( station is equivalent to the American ranch), the main activity of which is the rearing of cattle. The owner of a cattle station is called a '' grazier''. The largest cattle stat ...

s, and significant areas protected as national parks, or as Aboriginal lands. The only significant roads through these areas are the

Stuart Highway Stuart Highway is a major Australian highway. It runs from Darwin, in the Northern Territory, via Tennant Creek and Alice Springs, to Port Augusta in South Australia; a distance of . Its northern and southern extremities are segments of Aus ...

north from Port Augusta to the Northern Territory, the

Eyre Highway Eyre Highway is a highway linking Western Australia and South Australia via the Nullarbor Plain. Signed as National Highways 1 and A1, it forms part of Highway 1 and the Australian National Highway network linking Perth and Adelaide. It ...

across the

Nullarbor Plain The Nullarbor Plain ( ; Latin: feminine of , 'no', and , 'tree') is part of the area of flat, almost treeless, arid or semi-arid country of southern Australia, located on the Great Australian Bight coast with the Great Victoria Desert to its ...

to Western Australia, and the

Barrier Highway Barrier Highway is a highway in South Australia and New South Wales, and is designated part of route A32. The name of the highway is derived from the Barrier Ranges, an area of moderately high ground in the far west of New South Wales, through w ...

east to Broken Hill in New South Wales. These highways have corresponding railways: the

Trans-Australian Railway The Trans-Australian Railway, opened in 1917, runs from Port Augusta in South Australia to Kalgoorlie in Western Australia, crossing the Nullarbor Plain in the process. As the only rail freight corridor between Western Australia and the east ...

going west and east, and the Adelaide–Darwin railway going north. The coastline includes cliffs against the

including the western side of

Eyre Peninsula The Eyre Peninsula is a triangular peninsula in South Australia. It is bounded by the Spencer Gulf on the east, the Great Australian Bight on the west, and the Gawler Ranges to the north. Originally called Eyre’s Peninsula, it was named af ...

. The coast is less rugged on Spencer Gulf and

Gulf St Vincent Gulf St Vincent, sometimes referred to as St Vincent Gulf, St Vincent's Gulf or Gulf of St Vincent, is the eastern of two large inlets of water on the southern coast of Australia, in the state of South Australia, the other being the larger S ...

(separated by

Yorke Peninsula The Yorke Peninsula is a peninsula located northwest and west of Adelaide in South Australia, between Spencer Gulf on the west and Gulf St Vincent on the east. The peninsula is separated from Kangaroo Island to the south by Investigator Str ...

Fleurieu Peninsula The Fleurieu Peninsula () is a peninsula in the Australian state of South Australia located south of the state capital of Adelaide. History Before British colonisation of South Australia, the western side of the peninsula was occupied by the ...

Encounter Bay Encounter Bay is a bay in the Australian state of South Australia located on the state's south central coast about south of the state capital of Adelaide. It was named by Matthew Flinders after his encounter on 8 April 1802 with Nicolas Baudi ...

and

The Coorong Coorong National Park is a protected area located in South Australia about south-east of Adelaide, that predominantly covers a coastal lagoon ecosystem officially known as The Coorong and the Younghusband Peninsula on the Coorong's southern si ...

. Bordering the east of Gulf St Vincent is the

Temperate Grassland of South Australia The Iron-grass Natural Temperate Grassland of South Australia is a temperate grassland in the southeast of South Australia that stretches from Orroroo in the north, to Strathalbyn in the south, just straddling the eastern fringes of Adelaide' ...

. The highest point in the state is Ngarutjaranya at 1,435 metres (4,708 ft) in the

Musgrave Ranges Musgrave Ranges is a mountain range in Central Australia, straddling the boundary of South Australia (Anangu Pitjantjatjara Yankunytjatjara) and the Northern Territory ( MacDonnell Shire), extending into Western Australia. It is between the Grea ...

in the northwest corner of the state. The main range is the

Mount Lofty Ranges The Mount Lofty Ranges are a range of mountains in the Australian state of South Australia which for a small part of its length borders the east of Adelaide. The part of the range in the vicinity of Adelaide is called the Adelaide Hills and ...

and

Flinders Ranges The Flinders Ranges are the largest mountain range in South Australia, which starts about north of Adelaide. The ranges stretch for over from Port Pirie to Lake Callabonna. The Adnyamathanha people are the Aboriginal group who have inhabit ...

extending approximately from

along the eastern sides of

and Spencer Gulf respectively. About half the state is less than 150 m above sea level. The arid north is delineated from the more fertile southeast by

Goyder's Line Goyder's Line is a line that runs roughly east–west across South Australia and, in effect, joins places with an average annual rainfall of . North of Goyder's Line, annual rainfall is usually too low to support cropping, with the land being sui ...

, first surveyed in the 1860s, and which has proven to be a remarkably accurate northern boundary marking where

sustainable agriculture Sustainable agriculture is farming in sustainable ways meeting society's present food and textile needs, without compromising the ability for current or future generations to meet their needs. It can be based on an understanding of ecosystem ser ...

can be carried out. Three deserts are contained within South Australia's borders:

Great Victoria Desert The Great Victoria Desert is a sparsely populated desert ecoregion and interim Australian bioregion in Western Australia and South Australia. History In 1875, British-born Australian explorer Ernest Giles became the first European to cros ...

Strzelecki Desert The Strzelecki Desert is located in the Far North Region of South Australia, South West Queensland and western New South Wales. It is positioned in the northeast of the Lake Eyre Basin, and north of the Flinders Ranges. Two other deserts occup ...

and Sturt Stony Desert. East of the Mount Lofty Ranges, the

Murray River The Murray River (in South Australia: River Murray) (Ngarrindjeri: ''Millewa'', Yorta Yorta: ''Tongala'') is a river in Southeastern Australia. It is Australia's longest river at extent. Its tributaries include five of the next six longest ...

flows west from New South Wales and Victoria, then south adjacent to the ranges. The Murray River is the only large, permanent river in the state.

Climate

Southern areas of South Australia have a

Mediterranean climate A Mediterranean climate (also called a dry summer temperate climate ''Cs'') is a temperate climate sub-type, generally characterized by warm, dry summers and mild, fairly wet winters; these weather conditions are typically experienced in the ...

, while the rest of the state has a drier

arid climate The desert climate or arid climate (in the Köppen climate classification ''BWh'' and ''BWk''), is a dry climate sub-type in which there is a severe excess of evaporation over precipitation. The typically bald, rocky, or sandy surfaces in deser ...

and

semi-arid climate A semi-arid climate, semi-desert climate, or steppe climate is a dry climate sub-type. It is located on regions that receive precipitation below potential evapotranspiration, but not as low as a desert climate. There are different kinds of sem ...

. The state's mean temperature range is 29 °C in January and 15 °C in July. Daily temperatures in parts of the state in January & February can be as high as 48 °C. The highest maximum temperature in that state 50.7 °C (123.3 °F), was recorded at

Oodnadatta Oodnadatta is a small, remote outback town and locality in the Australian state of South Australia, located north-north-west of the state capital of Adelaide by road or direct, at an altitude of . The unsealed Oodnadatta Track, an outback roa ...

on 2 January 1960. This is also the highest official temperature recorded in the whole of Australia. The lowest minimum temperature recorded in South Australia was -8.2°C (17.2°F), at Yongala on 20 July 1976.

Examples

References

External links

* {{DEFAULTSORT:Geography Of South Australia