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Press Releases

• "Glen Canyon Dam High-Flow Experiments Provide Insights for Future Flow Management of the Colorado River"    (DOI - February 08, 2011)
• "Reclamation Releases Environmental Assessment for Control of Non-Native Fish in the Colorado River to the Public for Review and Comment"    (Reclamation - January 28, 2011)
• "Reclamation Releases Environmental Assessment for Public Review and Comment on an Experimental Protocol for High-Flow Releases from Glen Canyon Dam"   ( Reclamation - January 18, 2011)
• "Grand Canyon National Park Resources Benefit from 2008 High-Flow Experiment at Glen Canyon Dam" (USGS - February 2, 2010)
• "Secretary Salazar Announces Initiative to Protect Grand Canyon Resources While Meeting Water Needs"  
  (DOI - December 10, 2009)
• "Endangered Humpback Chub Population Increases 50 Percent from 2001 to 2008"  (USGS - April 27, 2009)
• "High-Flow Experiment Proposed to Improve Grand Canyon Resources" (USGS, Reclamation, NPS - January 17, 2008)

Fact Sheets

• Fact Sheet: Three Experimental High-Flow Releases from Glen Canyon Dam, Ariz - Effects on the Downstream Colorado River Ecosystem  U.S. Geological Survey  (February 2011)
• Fact Sheet: 2008 High-flow Experiment at Glen Canyon Dam benefits Colorado River Resources in Grand Canyon National Par: U.S. Geological Survey  (Feburary 2010)
• Fact Sheet: The Effects of Glen Canyon Dam Operations on Early Life Stages of Rainbow Trout in the Colorado River   U.S. Geological Survey   (January 2011)

Documents and Reports

• Environmental Assessment - Non-Native Fish Control Downstream from Glen Canyon Dam (December 2011)
• Environmental Assessment for the Development and Implementation of a Protocol for High-Flow Experimental Releases from Glen Canyon Dam, Arizona, from 2011 through 2020  (December 2011)
• Effects of Three High Flow Experiments on the Colorado River Ecosystem Downstream from Glen Canyon Dam, Arizona   (February 8, 2011)
• Colorado River Fish Monitoring in Grand Canyon, Arizona - 2000 to 2009 Summary  (November 2010)
• Proceedings of the Colorado River Basin Science and Resource Management Symposium -
  November 18-20, 2008  (July 2010)
• Riparian Vegetation Response to the March 2008 Short-Duration, High-Flow Experiment—Implications of Timing and Frequency of Flood Disturbance on Nonnative Plant Establishment Along the Colorado River Below Glen Canyon Dam  (February 2010)
• Sandbar Response in Marble and Grand Canyons, Arizona, Following the 2008 High-Flow Experiment on the Colorado River (February 2010)
• The State of the Colorado River Ecosystem in Grand Canyon 1991-2004  (November 25, 2009)
• Status and Trends of Resources Below Glen Canyon Dam Update - 2009  (April, 2009) 
• Biological Assessment on the Operation of Glen Canyon Dam and Proposed Experimental Flows for the Colorado River Below Glen Canyon Dam During the years 2008-2012   (December 2007)
• Comparison of Sediment Transport and Bar Response Results - 1996 and 2004 Controlled Flood Experiments on the Colorado River in Grand Canyon   (April 2006)
• Operation of Glen Canyon Dam Final Environmental Impact Statement  (March 1995)

Department of the Interior Memorandums

• August 7, 2009 Appointment of Secretary's Designee memorandum from Secretary Salazar to AMWG