HDR was contracted by Alaska Energy Authority to update the 1980s cost estimate, energy estimate, and schedule, and to evaluate the economics of the project. This report summarizes the results of that study.

Describes engineering, environmental, and regulatory issues in regards to the Susitna Hydroelectric Project (the Low Watana non-expandable alternative) and the Chakachamna Hydroelectric Project.

A report of the fisheries, aquatic habitat and instream flow data collected to assist the Alaska Power Authority with evaluation of the feasibility of the Susitna Hydroelectric Project in Alaska.