GCDAMP Sediment

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Sediment Goal 7 of the DFC's- Maintain or attain levels of sediment storage within the main channel and along shorelines to achieve ecosystem goals.
Sediment Goal 8 of the Strategic Plan- Maintain or attain levels of sediment storage within the main channel and along shorelines to achieve the AMP ecosystem goals.

TBD (Motions)	TBD (TBD)	TBD

GROUP MEMBERS

Eddies occur adjacent to rapids and the flow in the eddy is related to the flow characteristics in the rapid. Sand bars were typically larger before the dam.(Science Background for HFE Planning- Jack Schmidt, GCMRC_KA 2013)
Sediment Presentation- AMWG Jan 2002
Sediment White Paper- AMWG Jan 2002

Information
The HFE Page
Reports and Links
2015 Updates on 2014 HFE, Paria sediment inputs, and sediment mass balance Alvarez, L.V. (2015) Turbulence, Sediment Transport, Erosion, and Sandbar Beach Failure Processes in Grand Canyon. Ph.D. Dissertation, Arizona State University, Tempe, AZ, 176pp. Grams, P. E., J. C. Schmidt, S. A. Wright, D. J. Topping, T. S. Melis, and D. M. Rubin (2015), Building Sandbars in the Grand Canyon, EOS, Trans. Am. Geophys. Union, 96(11), 12–16. Streamflow, Water Quality, and Sediment Transport in the Colorado River Ecosystem Sandbars and Sediment Storage in Marble and Grand Canyons: Response to Recent High-flow Experiments and Long-term Trends
Other Stuff
The United States Geological Survey estimates that the Colorado River below Glen Canyon Dam only has 6 percent of the sediment that it received before the Glen Canyon Dam was built in the 1960s.