TABLE OF CONTENTS**Sections**AbstractExecutive SummaryPurpose of and Need for the PlanAlternatives Selected for AnalysisAffected EnvironmentEnvironmental ConsequencesConsultation and Coordination**Appendixes**Appendix A: Commercial Services PlanAppendix B: Analysis of Recreational Carrying CapacityAppendix C: Summary of Operations Under Forecasted Water ElevationsAppendix D: Chronology of Lake Management Plan Public Meetings and PresentationsAppendix E: Comparison of Boating RegulationsAppendix F: Listing of Threatened and Endangered Species and Species of Concern and USFWS Biological OpinionAppendix G: Approach to Evaluating Surface Water Quality ImpactsAppendix H: Results of Surface Water Quality EvaluationAppendix I: States of Nevada and Arizona Water Quality Standards**Figures**  1:   Project Location — Lake Mead National Recreation Area 2:   Regional Map of Project Location — Lake Mead National Recreation Area 3:   Recreational Opportunity Zoning under Alternative A (No Action) 4:   Boulder Beach Zoning under Alternative A (No Action) 5:   Katherine Landing Zoning under Alternative A (No Action) 6:   Recreational Opportunity Zoning under Alternative B 7:   Boulder Beach Zoning under Alternative B 8:   Katherine Landing Zoning under Alternative B 9:   Recreational Opportunity Zoning under Alternative C (Modified Preferred Alternative)10:  Boulder Beach Zoning under Alternative C (Modified Preferred Alternative)11:  Katherine Landing Zoning under Alternative C (Modified Preferred Alternative)12:  Recreational Opportunity Zoning under Alternative D (Baseline)13:  Boulder Beach Zoning under Alternative D (Baseline)14:  Katherine Landing Zoning under Alternative D (Baseline)15:  Recreational Opportunity Zoning, Existing Condition - 200216:  Pollutant Emissions for 2004 and 2012 — All Watercraft17:  Annual Emissions, HC+NOx — All Watercraft18:  Comparison of Threshold Volumes Required to Meet Water Quality Standards, Lake Mead19:  Comparison of Threshold Volumes Required to Meet Water Quality Standards, Lake Mohave**Tables** 1:   Recreational Opportunity Spectrum — Lake Mead National Recreation Area 2:   Comparison of the Alternatives 3:   Summary of Boating Capacities for Each Alternative 4:   Summary of Launch Capacities at Lake Mead for Each Alternative 5:   Summary of Launch Capacities at Lake Mohave for Each Alternative 6:   Construction Projects and Additional Analysis Required 7:   Range of Recreational Opportunities at Lake Mead under Alternative A 8:   Range of Recreational Opportunities at Lake Mohave under Alternative A 9:   Commercial Marina Services at Lake Mead under Alternative A10:  Commercial Marina Services at Lake Mohave under Alternative A11:  Public Launch Facilities at Lake Mead under Alternative A12:  Public Launch Facilities at Lake Mohave under Alternative A13:  Range of Recreational Opportunities at Lake Mead under Alternative B14:  Range of Recreational Opportunities at Lake Mohave under Alternative B15:  Commercial Marina Services at Lake Mead under Alternative B16:  Commercial Marina Services at Lake Mohave under Alternative B17:  Public Launch Facilities at Lake Mead under Alternative B18:  Public Launch Facilities at Lake Mohave under Alternative B19:  Range of Recreational Opportunities at Lake Mead under Alternative C20:  Range of Recreational Opportunities at Lake Mohave under Alternative C21:  Commercial Marina Services at Lake Mead under Alternative C22:  Commercial Marina Services at Lake Mohave under Alternative C23:  Public Launch Facilities at Lake Mead under Alternative C24:  Public Launch Facilities at Lake Mohave under Alternative C25:  Summary of Boating Capacities for Facilities at Lake Mead under Alternative C26:  Summary of Boating Capacities for Facilities at Lake Mohave under Alternative C27:  Range of Recreational Opportunities at Lake Mead under Alternative D28:  Range of Recreational Opportunities at Lake Mohave under Alternative D29:  Commercial Marina Services at Lake Mead under Alternative D30:  Commercial Marina Services at Lake Mohave under Alternative D31:  Public Launch Facilities at Lake Mead under Alternative D32:  Public Launch Facilities at Lake Mohave under Alternative D33:  Comparison of Long-Term Impacts under Each Alternative34:  National Ambient Air Quality Standards for Criteria Pollutants35:  Summary of Existing Water Recreation Facilities at Lake Mead36:  Summary of Existing Water Recreation Facilities at Lake Mohave37:  Primary Activity by Lake38:  Primary Watercraft Type by Lake39:  Primary Watercraft Engine at Lake Mead40:  Watercraft Ownership by Lake41:  Estimated Number of Boating Hours and Fuel Usage for Motorized Watercraft During the 1998 Boating Season42:  Summary Comparison of the Impacts of the Alternatives43:  Estimated Boating Hours and Fuel Used for Motorized Watercraft for the 1998 Boating Season — Lake Mead Boat Ramp / Marina Sample44:  Estimated Boating Hours and Fuel Used for Motorized Watercraft for the 1998 Boating Season — Lake Mohave and Colorado River Boat Ramp / Marina Sample45:  Annual Watercraft Population46:  National Recommended Water Quality Criteria for Priority Toxic Pollutants Federal Register Volume 63, Number 237, December 10, 199847:  Estimated Boating Hours and Fuel Used for Motorized Watercraft for the 1998 Boating Season — Lake Mead Boat Ramp / Marina Sample48:  Estimated Boating Hours and Fuel Used for Motorized Watercraft for the 1998 Boating Season — Lake Mohave and Colorado River Boat Ramp / Marina Sample49:  BAOT (boats at any one time) for All Alternatives50:  Toxicity Benchmarks51:  Comparison of Estimated Emissions (In Tons Per Year) for All Alternatives52:  Impacts of All Watercraft on Surface Water Quality under Alternative A53:  Impacts of All Watercraft on Surface Water Quality under Alternative B54:  Impacts of All Watercraft on Surface Water Quality under Alternative C55:  Impacts of All Watercraft on Surface Water Quality under Alternative D**Refereneces**