FLOOD10184

• Designation Number: 430
• County: Larimer
• Community: Fort Collins
• Basin: South Platte
• Title: FIS - Fort Collins, CO
• Date: 3/1/1996
• Designation Date: 7/1/1996
• Floodplain - Doc Type: Floodplain Report/Masterplan

TABLE OF CONTENTS

Page

1.0 INTRODUCTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

1.1 Purpose of Study ......................................... 1
1.2 Authority and Acknowledgments . . . . . . . . . . . . . . . . . . . . , . . . . . . . . . . . 1

1.3 Coordination............................................ 2

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2.0

AREA STUDIED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

2.1 Scope of Study . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2.2 Community Description ..................................... 3
2.3 Principal Flood Problems .................................... 5
2.4 Flood Protection Measures ..........................'........ 6

3.0 ENGINEERING METHODS ...................................... 7

3.1 Hydrologic Analyses ....................................... 8
3.2 Hydraulic Analyses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 11

4.0 FLOODPLAIN MANAGEMENT APPUCATIONS . . . . . . . . . . . . . . . . . . . . . . . 18

4.1 Floodplain Boundaries ..................................... 18

4.2 Floodways . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

5.0 INSURANCE APPLICATION .................................... 32

6.0 FLOOD INSURANCE RATE MAP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

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7.0

OTHER STUDIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

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8.0 LOCATION OF DATA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

9.0 BIBLIOGRAPHY AND REFERENCE.'. ....... . . . . . . . . . . . . . . . . . . . . . . . 33