9422

• UCREFRP Catalog Number: 9422
• Author: FLO Engineering, I.
• Title: Floodability Assessments of Private Land Sites along the Green River, Gunnison River and Colorado River.
• USFW Year: 1999.
• USFW - Doc Type: Volume IA,
• Copyright Material: NO

Table of Contents
Page #
List of Tables .iv
List of Figures .iv
List of Appendices .v
List of Key Words .v
Project Funding and Support .v
Acknowledgments .v
CHAPTER 1 INTRODUCTION
Project Goals and Objectives 1-1
Site Descriptions 1-1
CHAPTER 2 SUMMARY OF 1997 AND 1998 FIELD DATA COLLECTION EFFORT
Establishment of River Cross Sections 2-1
Cross Section Surveys 2-2
Topographic Surveys 2-2
Stage/Discharge Data Collection 2-3
Overbank and Bottomland Flooding Observations (1998 runoff season) 2-4
CHAPTER 3 BOTTOMLANDS HYDRAULICS AND HYDROLOGY
General Nature of Bottomland-River Interaction 3-1
Stage/Discharge Relationships 3-1
Calibration of a Hydraulic Model 3-2
Determination of Current Flooding Discharges 3-3
Area of Inundation as a Function of Discharge 3-8
Green River Hydrology 3-13
Green River -Peak Flows Mean Annual Flows and Base Flows 3-13
Green River -Peak Discharge Frequency 3-14
Green River -Flow Duration 3-14
Green River -Flows During the 1997 Runoff Season 3-18
Green River -Flows During the 1998 Runoff Season 3-19
Hydrology -Colorado and Gunnison Rivers 3-19
Gunnison River -Peak Flows, Mean Annual Flows and Base Flows 3-19
Gunnison River -Peak Discharge Frequency 3-22
Gunnison River -Flow Duration 3-22
Gunnison River -Flows During the 1997 Runoff Season 3-26
Gunnison River -Flows During the 1998 Runoff Season 3-26
Colorado River -Peak Flows, Mean Annual Flows and Base Flows 3-26
Colorado River -Peak Discharge Frequency 3-26
Colorado River -Flow Duration 3-26
Colorado River -Flows During the 1997 Runoff Season 3-29
Colorado River -Flows During the 1998 Runoff Season 3-29
CHAPTER 4 PROPOSED LEVEE REMOVAL
Design Objectives 4-1
Site by Site Levee Removal Strategy 4-1
CHAPTER 5 SUMMARY AND CONCLUSIONS 5-1
CHAPTER 6 REFERENCES 6-1
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