Draft Environmental Impact Statement

Colorado River Interim Surplus Criteria
July 2000

The Draft Environmental Impact Statement has been divided into separate documents for easy download. A PDF reader is required to view these documents.

Documents

Front Page

Interested Reader Letter

Table of Contents and Acronyms

Summary

I - Introduction and Background

II - Description of Alternatives

III - Affected Environment and Environmental Consequences

3.01 - Introduction

3.02 - Potentially Affected Area

3.03 - River System Operations - Part I

3.03 - River System Operations - Part II

3.04 - Water Supply

3.05 - Water Quality

3.06 - Riverflow Issues

3.07 - Aquatic Resources

3.08 - Special-Status Species

3.09 - Recreation

3.10 - Energy Resources

3.11 - Air Quality

3.12 - Visual Resources

3.13 - Cultural Resources

3.14 - Indian Trust Assets

3.15 - Environmental Justice

3.16 - Transboundary Impacts

IV - Other NEPA Considerations

V - Consultation and Coordination

Glossary

References

List of Preparers

Distribution List

Attachments

Attachment A - Long Range Operating Criteria

Attachment B - Dams and Reservoirs Along the Lower Colorado River

Attachment C - Glen Canyon Dam Operation Record of Decision

Part I

Part II

Attachment D - Surplus Criteria Proposal by Six States

Part I

Part II

Attachment E - Surplus Criteria Proposal by California

Attachment F - Surplus Criteria Proposal by Pacific Institute

Attachment G - Lower Division Depletion Schedules

Attachment H - Draft Interim Surplus Guidelines

Attachment I - Detailed Modeling Documentation

Attachment J - Upper Division Depletion Schedule

Attachment K - Sensitivity Analysis OF Shortage Assumptions

Attachment L - Comparison of Colorado River Flows

Attachment M - Water Supply for Lower Division States

Attachment N - Energy Analysis Worksheets

Attachment O - Ten Tribes Depletion Schedule

Attachment P - Public Scoping Process

Attachment Q - Consultation with Mexico

Please contact the Water Operations Control Center via e-mail at bcoowaterops@usbr.gov or via phone at (702) 293-8373 for additional questions or information.

Last Updated: 12FEB2018