FLOOD10333

• County: Eagle
• Community: Vail
• Stream Name: Gore Creek and Tributaries
• Title: Hydrology Report, Gore Creek and Tributaries
• Date: 4/5/1999
• Prepared For: Vail
• Prepared By: J.F. Sato and Associates
• Floodplain - Doc Type: Floodplain Report/Masterplan

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FEMA-REGION VIII
LIMITED MAP MAINTENANCE PROGRAM

TO\VN OF VAIL, EAGLE COUNTY COLORADO

HYDROLOGY REPORT

TABLE OF CONTENTS

I. INTRODUCTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Purpose, Authorization and Scope .................................... 1
Background Information ............................................ 2

II. PREVIOUS HYDROLOGIC STUDIES ................. ". . . . . . . . . . . . . . 2
Hydro-Triad, LTD, Englewood CO ................................... 2
Gingery Associates Inc., Englewood CO ............................... 3
Flood Insurance Study, Town of Vail CO ..............................4

III. NEW HYDROLOGIC STUDIES FOR THIS "LMMP" TASK ORDER ...... 4

Basin Description ................................................. 4

Flood Frequency Analysis Of Streamgaging Data ........................ 5
Seasonal Distribution of Floods ...................................... 5
Regression Analysis ............................................... 6
Discussion of Results .............................................. 8

TABLES
1. Analysis ofIndividual Stations
2. Seasonal Distribution of Annual Flood Peaks
3. Flood Peaks. Computed at Gaging Stations
4. Discharges Adopted for Hydraulic Studies (2 pages)

FIGURES
1. Gore Creek, Drainage Basin Map
2. Gore Creek Basin, Colorado - 10 year Discharge vs. Drainage Area
3. Gore Creek Basin, Colorado - 50 year Discharge vs. Drainage Area
4. Gore Creek Basin, Colorado - 100 year Discharge vs. Drainage Area
5. Gore Creek Basin, Colorado - 500 year Discharge vs. Drainage Area

APPENDIX - FLOOD FREQUENCY DATA