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On the 13 May 2005 level 1 water restrictions commenced
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On October 3rd 2005, level 2 water restrictions commenced
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Level 3 water restrictions commenced on the 13th of june 2006
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On the 1st November 2006 level 4 water restrictions commenced.
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Level 5 water restrictions commenced on the 10 April 2007
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On the 23rd November 2007, level 6 water restrictions were brought to brisbanes attention.
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On the 31st July 2008 level 7 water restrictions were introduced.
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Permanent water conservation measures were brought to brisbane on the 1st December 2009.