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<br />. <br /> <br />. <br /> <br />. <br /> <br />APPENDIX 3 <br /> <br />PRELIMINARY OUTLINE <br />GLEN CANYON DAM ENVIRONMENTAL IMPACT STATEMENT <br /> <br />COVER SHEET <br /> <br />SUMMARY <br /> <br />PREFACE <br /> <br />TABLE OF CONTENTS <br /> <br />CHAPl'ER 1 . INTRODUCTION <br /> <br />Purpose and Need for Action <br />Environmental Impact Statement and Record of Decision <br />Cooperating Agencies <br />Decisionmaking Responsibility <br />Identification of Agency Proposed Action <br /> <br />Scope of the Analysis and Geographic Limits <br /> <br />Historical Perspective <br />Predam (1922-1962) <br />POBtdam (1963-present) <br />River System <br />Construction (1962-1964) <br />Filling (1964-1980) <br />Operation (1980-present) <br /> <br />Authorities and Institutional Constraints Unique to This Study <br />Colorado River Acts and Treaty <br />Glen Canyon Acts 1956-1968 <br />Grand Canyon National Park Enabling Legislation <br />National Park Service 1916 Organic Act <br />National Park Service 1970 General Authorities Act <br />Native American Treaties <br />"Law of the River" <br />Tradition and Institutional Patterns <br />Other <br /> <br />Glen Canyon Dam Operational Factors <br />Compact Requirements <br />Water Storage <br />Water Delivery <br />Other <br /> <br />22 <br />