WSP12639

• File Number: 8220.101.10.A
• Description: Colorado River - Water Projects - Glen Canyon Dam-Lake Powell - Glen Canyon AMWG
• State: CO
• Basin: Colorado Mainstem
• Water Division: 5
• Date: 10/1/2004
• Author: Schmidt - Topping - Grams - Hazel
• Title: System-Wide Changes in the Distribution of Fine Sediment in the Colorado River Corridor Between Glen Canyon Dam and Bright Angel Creek - Arizona - Final Report - 10-01-04
• Water Supply Pro - Doc Type: Report/Study

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VI Contents

Photographs of the Colorado River near Eminence Break camp in different.... .. 58
Graphs showing changes in the area of sand at Eminence Break.atdifferenL. " 60
Photographs depicting the Colorado River channel in 1897 and 1994 near _". .. 63
Photographs of Red wall Cavern at River Mile 33.3.... . . . . . . . . . . . . . .. 64
Photographs of the river corridor near Saddle Canyon.... . . . . . . . . . . . 65
Photographs ofthe Colorado River in the Tapeats Gorge, taken from Cape .... 66
Maps showing types of sand deposits and the topographic levels at which... . . 68
Graph showing the area of each eddy bar in the post-dam flood zone.... . . . . 73
Graphs showing the temporal sequence of the area of the pre-dam.... . . . " 77
Graphs showing eddy fill ratios for the 5 study reaches in average pre-dam ..... 79
Graphs showing the temporal sequence of channel-margin deposits in the .... .. 79
Graphs showing temporal changes in the area and volume of sand above .... . 83
Histograms showing the proportional change during indicated time periods... . 84
Graph showing temporal changes in the mean and median area of sand .... . . 85
Graphs showing temporal changes in the area and volume of sand below.... . 87
Histograms showing the proportional change during indicated time periods..... 88
Graph showing temporal changes in the mean and median area of sand... . . 89
Graphs showing (A) measured sediment volume over time in the 7 largest ... 92
Graphs showing mean and median area of deposits in the post-dam flood... . 94
Graphs showing the temporal sequence of the area of fluctuating flow zone.... .. 94

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