The following link shows the flooding levels in downtown Austin – Shoal Creek and 4-5-6th streets, during the 2015 Memorial Day floods. Thanks to the Austin American Statesman for this:
Link
http://launch.newsinc.com/?type=VideoPlayer/Single&widgetId=1&trackingGroup=69016&siteSection=statesmanstudio_hom_non_sec&videoId=29136789