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<< Back to About the Mount Lofty
Ranges Watershed
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The watershed:
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provides 60% (on average) of Adelaide's water supply (see
the diagram below 'Greater Adelaide
mains water supply sources 1981-2003' to see what percentage
the Mount Lofty Ranges watershed has provided compared to
the River Murray since 1981).
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is 90% privately owned land (see the diagrams below - see
the difference between Adelaide's and Melbourne's
watersheds).
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has 50,000 residents
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has an area of 1640 km2
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yields runoff mainly during July-September (90% during this
period)
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doesn't yield much water for its area
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25% of wastewater is disposed of onsite
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contains 9100 farm dams with a total of 31 GL capacity
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covers parts of nine council areas
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contains aqueducts for River Murray water
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has four unused catchments.
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Greater
Adelaide mains water supply sources
1981-2003.
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In
Melbourne, the watershed of the major water
supplies are 'closed' catchments-only 10% of
the watershed is used for human activities.
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Adelaide's
Mt Lofty Ranges watershed
is mostly 'open' to a diverse range of land uses
-more than 90% of the watershed is used for human activities.
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This page was last modified 21-04-2006
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