Welcome to the GCDAMP Administrative History

Glen Canyon Dam Adaptive Management Program

This website hosts an administrative history of the Glen Canyon Dam Adaptive Management Program (GCDAMP).

Digital archive Learn more
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Raphael Olston

This program is considered to be one of the most successful examples of adaptive management in the nation.
What's included

Digital Archive

This archive includes government reports, oral history interviews and other relevant information about Colorado River law, environmental protection law, hydropower regulation, the GCES that served as a precursor to GCDAMP, and the activities of the AMWG, the TWG, and the USGS’s GCMRC.

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Oral Histories

Oral history interviews

Recordings of interviews are annotated, transcribed and timestamped.

Anonymous Subject


Larry Stevens

Barrett, Cliff Profile Photo

Clifford "Cliff" Barrett


John C. "Jack" Schmidt



The GCDAMP is comprised of a variety of stakeholders with disparate interests in the resource. They range from federal and state agencies, Native American Indian Tribes, the Colorado River Basin States, electrical utility consortia, recreational groups, and environmental groups.

Federal and State Agencies
Native American Indian Tribes
Colorado River Basin States
Electrical Utility Consortia
Recreational Groups
Environmental Groups
Adaptive Management Work Group
Technical Work Group


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