Wednesday, Feb 09, 2011 at 22:52
Craig, Thanks for the reply. I may be rushing to the answer I want to hear, but I can not help but think that this may be a significant event for Lake Eyre. If you have a look at the LEYC site, they have a graph of flooding rivers vs. lake levels.
http://www.lakeeyreyc.com/Photos/FloodGraph.jpg
From this graph, you can see that the 3 most significant floods of '84, '89, '97 occured when the western and southern rivers were in flood. The northern catchment had very little to do with the flood in all three cases. In fact, the Cooper had nothing to do with the flood, and the
Warburton had only minor contributions.
From the satelite photos there is masses of water to the west and all of the southern streams also flowing. The western rivers are rapidly increasing in size and heading towards lake eyre. The Neales and
Macumba appear to be several kilometres wide, stretching for 50 plus kilometres. This is a very large volume of water that has no where to go except into lake Eyre. Unlike the cooper that fills an entire sandy basin between innaminka and the
birdsville track, these rivers go straight into the lake.
Only time will tell what the correct answer is, but I would love to hear your
feedback and more reports from Stephen L, Wright's air or others who may have the chance to observe these rivers in action.
Thanks again!
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