Origins of the 1996 Controlled Flood in Grand Canyon

  1. Robert H. Webb,
  2. John C. Schmidt,
  3. G. Richard Marzolf and
  4. Richard A. Valdez
  1. John C. Schmidt1,
  2. Edmund D. Andrews2,
  3. David L. Wegner3,
  4. Duncan T. Patten4,
  5. G. Richard Marzolf5 and
  6. Thomas O. Moody6

Published Online: 19 MAR 2013

DOI: 10.1029/GM110p0023

The Controlled Flood in Grand Canyon

The Controlled Flood in Grand Canyon

How to Cite

Schmidt, J. C., Andrews, E. D., Wegner, D. L., Patten, D. T., Marzolf, G. R. and Moody, T. O. (1999) Origins of the 1996 Controlled Flood in Grand Canyon, in The Controlled Flood in Grand Canyon (eds R. H. Webb, J. C. Schmidt, G. R. Marzolf and R. A. Valdez), American Geophysical Union, Washington, D. C.. doi: 10.1029/GM110p0023

Author Information

  1. 1

    Utah State University, Logan, Utah

  2. 2

    U.S. Geological Survey, Boulder, Colorado

  3. 3

    Ecosystem Management International, Flagstaff, Arizona

  4. 4

    Department of Plant Biology, Arizona State University, Tempe, Arizona

  5. 5

    U.S. Geological Survey, Reston, Virginia

  6. 6

    Northern Arizona University, Flagstaff, Arizona

Publication History

  1. Published Online: 19 MAR 2013
  2. Published Print: 1 JAN 1999

ISBN Information

Print ISBN: 9780875900933

Online ISBN: 9781118664711



  • Floods—Arizona—Grand Canyon National Park;
  • Steamflow—Arizona—Grand Canyon National Park;
  • Sedimentation and deposition—Arizona—Grand Canyon National Park;
  • Aquatic biology—Arizona—Grand Canyon National Park;
  • Floods—Colorado River (Colo.-Mex.);
  • Streamflow—Colorado River (Colo.-Mex.);
  • Sedimentation and deposition—Colorado River (Colo-Mex.)


This chapter contains sections titled:

  • Introduction

  • The Evolution of Administrative Opinions about the Role of Floods in Structuring the River Ecosystem

  • The Evolving Scientific Understanding of the Role of Floods in the Grand Canyon Ecosystem

  • The Interface between Emerging Scientific Understanding and Public Policy Between 1988 and 1996

  • Prelude to the Flood of 1996

  • Purposes and Objectives of the Flood

  • Constraints on the Magnitude and Duration of the Flood

  • The Flood as it Occurred

  • Field Activities During the Flood

  • Conclusions